MTU 16V2000B26F, 12V2000G16F, 12V2000G26F, 18V2000B26F, 16V2000G16F Operating Instructions Manual

Operating Instructions

Diesel engine

12 V 2000 Gx6 F
16 V 2000 Gx6 F
18 V 2000 Gx6 F
12 V 2000 Bx6 F
16 V 2000 Bx6 F
18 V 2000 Bx6 F
12 V 2000 B76 switchable
16 V 2000 B76 switchable
18 V 2000 B76 switchable

MS150118/00E

Engine model kW/cyl. rpm Application group

12V2000B26F 55 kW/cyl. 1500 3A, continuous operation, without restric-

tions

12V2000B76 switchable 59/60 kW/cyl. 1500/1800 3B, continuous operation, variable load,

ICXN

16V2000B26F 44 kW/cyl. 1500 3A, continuous operation, without restric-

tions

16V2000B76 switchable 56/62 kW/cyl. 1500/1800 3B, continuous operation, variable load,

ICXN

18V2000B26F 49 kW/cyl. 1500 3A, continuous operation, without restric-

tions

18V2000B76 switchable 61/61 kW/cyl. 1500/1800 3B, continuous operation, variable load,

ICXN

12V2000G16F 55 kW/cyl. 1500 3B, continuous operation, variable load,

ICXN

12V2000G26F 59 kW/cyl. 1500 3B, continuous operation, variable load,

ICXN

16V2000G16F 50 kW/cyl. 1500 3B, continuous operation, variable load,

ICXN

16V2000G26F 56 kW/cyl. 1500 3B, continuous operation, variable load,

ICXN

16V2000G36F 63 kW/cyl. 1500 3B, continuous operation, variable load,

ICXN

18V2000G26F 61 kW/cyl. 1500 3B, continuous operation, variable load,

ICXN

Table 1: Overview of validity

© 2014 Copyright MTU Friedrichshafen GmbH

This publication is protected by copyright and may not be used in any way, whether in whole or in part, without the prior
written consent of MTU Friedrichshafen GmbH. This particularly applies to its reproduction, distribution, editing, transla­tion, microfilming and storage or processing in electronic systems including databases and online services.

All information in this publication was the latest information available at the time of going to print. MTU Friedrichshafen
GmbH reserves the right to change, delete or supplement the information provided as and when required.

Table of Contents

1 Safety

1.1 Important requirements for all products 5

1.2 Personnel and organizational requirements 6

1.3 Transport 7

1.4 Safety requirements for maintenance and
repair work 8

1.5 Fire prevention and environmental
protection, fluids and lubricants, auxiliary
materials 11

1.6 Standards for safety notices in the text 13

2 General Information

2.1 Engine side and cylinder designations 14

2.2 Engine overview 15

3 Technical Data

3.1 Engine data 12, 16, 18 V 2000 B26 F 18

3.2 Engine data 12, 16, 18 V 2000 B76
switchable 1500 rpm 24

3.3 Engine data 12, 16, 18 V 2000 B76
switchable 1800 rpm 30

3.4 Engine data 12, 16 V 2000 G16 F 36

3.5 Engine data 12, 16, 18 V 2000 G26 F 40

3.6 Engine data 12, 16, 18 V 2000 G76 F 45

3.7 Engine data 16 V 2000 G36 F 50

3.8 Firing order 54

3.9 Engine – Main dimensions 55

4 Operation

4.1 Preparing startup after long out-of-service
periods (>3 months) 56

4.2 Preparations for startup after scheduled out­of-service-period 57

4.3 Starting the engine 58

4.4 Operation monitoring 59

4.5 Engine ‒ Stopping 60

4.6 Emergency stop 61

4.7 After stopping the engine 62

4.8 Plant – Cleaning 63

5 Maintenance

5.1 Maintenance schedule ‒ Task reference
table [QL1] 64

6 Troubleshooting

6.1 Troubleshooting 65

7 Task Description

7.1 Engine 68

7.1.1 Engine – Cranking manually 68

7.1.2 Engine – Barring with starting system 69

7.2 Crankcase Breather 70

7.2.1 Crankcase breather – Oil mist fine separator
replacement 70

7.3 Valve Drive 71

7.3.1 Valve clearance – Check and adjustment 71

7.3.2 Cylinder head cover – Removal and
installation 74

7.4 Injection Valve / Injector 75

7.4.1 Injector ‒ Replacement 75

7.4.2 Injector – Removal and installation 76

7.4.3 Injector functions 81

7.5 Fuel System 82

7.5.1 HP fuel line and pressure pipe connection ‒
Replacement 82

7.5.2 Fuel system – Venting 85

7.5.3 Fuel – Draining 86

7.6 Fuel Filter 87

7.6.1 Fuel filter – Replacement 87

7.6.2 Fuel prefilter – Differential pressure gage
check and adjustment of gage 88

7.6.3 Fuel prefilter – Draining 89

7.6.4 Fuel prefilter – Flushing 90

7.6.5 Fuel prefilter – Filter element replacement 92

7.7 Air Filter 93

7.7.1 Air filter – Replacement 93

7.7.2 Air filter – Removal and installation 94

7.8 Air Intake 95

7.8.1 Service indicator – Signal ring position check 95

7.9 Starting Equipment 96

7.9.1 Electric starter – Overview 96

7.9.2 Starter – Removal 97

7.9.3 Starter ‒ Installation 98

7.10 Lube Oil System, Lube Oil Circuit 99

7.10.1 Engine oil – Level check 99

7.10.2 Engine oil – Change 100

7.11 Oil Filtration / Cooling 101

7.11.1 Engine oil filter – Replacement 101

7.11.2 Centrifugal oil filter – Cleaning and filter
sleeve replacement 102

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7.12 Coolant Circuit, General, High-Temperature
Circuit 104

7.12.1 Drain and vent points 104

7.12.2 Engine coolant – Level check 108

7.12.3 Engine coolant – Change 109

7.12.4 Engine coolant ‒ Draining 110

7.12.5 Engine coolant – Filling 111

7.12.6 Engine coolant pump – Relief bore check 113

7.12.7 Engine coolant – Sample extraction and
analysis 114

7.13 Belt Drive 115

7.13.1 Drive belt – Condition check 115

7.13.2 Drive belt – Tension check 116

7.13.3 Drive belt ‒ Tension adjustment 118

7.13.4 Drive belt – Replacement 119

7.14 Battery-Charging Generator 120

7.14.1 Battery-charger drive – Drive belt replacement 120

7.15 Fuel Supply System 122

7.15.1 Water drain valve – Check 122

7.15.2 Differential pressure gauge – Check 123

7.15.3 Water level probe (3-in-1 rod electrode) –
Check 124

7.15.4 Pump capacity – Check 125

7.15.5 Coalescer filter element – Replacement 126

7.16 Engine Governor 128

7.16.1 Engine control system – Overview 128

7.16.2 Engine control system – Removal and
installation 129

7.16.3 Engine governor plug connections – Check 130

7.17 Wiring (General) for Engine/Gearbox/Unit 131

7.17.1 Еngine wiring ‒ Check 131

7.18 Accessories for (Electronic) Engine
Governor / Control System 132

7.18.1 Engine governor and connectors – Cleaning 132

7.18.2 Engine governor plug connections – Check 133

8 Appendix A

8.1 List of abbreviations 134

8.2 MTU contact persons/service partners 136

9 Appendix B

9.1 Special Tools 137

9.2 Index 145

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1 Safety

1.1 Important requirements for all products

Nameplate

The product is identified by a nameplate, model designation or serial number which must match the
information on the title page of this manual.

Nameplate, model designation or serial number can be found on the product.

General information

This product may pose a risk of injury or damage in the following cases:

• Improper use

• Operation, maintenance and repair by unqualified personnel

• Changes or modifications

• Noncompliance with the safety instructions and warning notices

Intended use

The product is intended for use in accordance with its contractually-defined purpose as described in the
relevant technical documents only.

Intended use entails operation:

• Within the permissible operating parameters in accordance with the (→ Technical data)

• With fluids and lubricants approved by the manufacturer in accordance with the (→ Fluids and Lubri­cants Specifications of the manufacturer)

• With spare parts approved by the manufacturer in accordance with the (→ Spare Parts Catalog/MTU
contact/Service partner)

• In the original as-delivered configuration or in a configuration approved by the manufacturer in writ­ing (including engine management/parameters)

• In compliance with all safety regulations and in accordance with all warning notices in this manual

• With maintenance work performed in accordance with the (→ Maintenance Schedule) throughout the
useful life of the product

• In compliance with the maintenance and repair instructions contained in this manual, in particular
with regard to the specified tightening torques

• With the exclusive use of technical personnel trained in commissioning, operation, maintenance and
repair

• By contracting only workshops authorized by the manufacturer to carry out repair and overhaul

Any other use shall be considered non-intended. Such improper use increases the risk of injury and
damage when working with the product. The manufacturer shall not be held liable for any damage re­sulting from improper, non-intended use.

Changes or modifications

Unauthorized changes to the product represent a contravention of its intended use and compromise
safety.

Changes or modifications shall only be considered to comply with the intended use when expressly au­thorized by the manufacturer. The manufacturer shall not be held liable for any damage resulting from
unauthorized changes or modifications.

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1.2 Personnel and organizational requirements

Organizational measures of the operator

This manual must be issued to all personnel involved in operation, maintenance, repair or transporta­tion.

Keep this manual handy in the vicinity of the product such that it is accessible to operating, mainte­nance, repair and transport personnel at all times.

Use this manual as a basis for instructing personnel on product operation and repair, whereby the safe­ty-relevant instructions, in particular, must be read and understood.

This is particularly important in the case of personnel who only occasionally perform work on or around
the product. This personnel must be instructed repeatedly.

Personnel requirements

All work on the product shall be carried out by trained and qualified personnel only.

• Training at the Training Center of the manufacturer

• Qualified personnel specialized in mechanical and plant engineering

The operator must define the responsibilities of the personnel involved in operation, maintenance, re­pair and transport.

Working clothes and personal protective equipment

Wear proper protective clothing for all work.

When working, always wear the necessary personal protective equipment (e.g. ear protectors, protec­tive gloves, goggles, breathing protection). Observe the information on personal protective equipment
in the respective activity description.

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1.3 Transport

Transport

Use only the lifting eyes provided to lift the engine.

Only use transport and lifting devices approved by MTU.

Take the engine's center of gravity into account.

Transport the engine in the installation position only, max. permissible diagonal pull 10°.

In the case of special packaging with aluminum foil, suspend the engine by the lifting eyes of the trans­port pallet or transport with equipment suitable for heavy loads (forklift truck).

Install the crankshaft locking device and the locking screws for the engine mounts prior to engine trans­portation.

Secure the engine against tilting during transportation. The engine must be additionally secured against
slipping or tilting when going up or down inclines and ramps.

Setting down the engine following transportation

Set the engine down on a firm, level surface only.

Make sure that the consistency and load-bearing capacity of the ground or support surface is adequate.

Never set an engine down on the oil pan unless expressively authorized to do so by MTU on a case-to­case basis .

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1.4 Safety requirements for maintenance and repair work

Safety requirements before commencing maintenance and repair work

Have maintenance or repair work carried out by qualified and authorized personnel only.

Allow the product to cool down to less than 50°C (risk of explosion for oil vapors, fluids and lubricants,
risk of burning).

Relieve pressure in fluid and lubricant systems and compressed-air lines which are to be opened. Use
suitable collection vessels with a sufficient filling volume.

Ensure that the operating room is adequately ventilated when changing the oil or working on the fuel
system.

Do not perform maintenance or repair work when the product is running unless:

• expressly instructed to do so.

• the product is running in the low load range and only for as long as necessary to complete the task.

Lock-out the product to preclude undesired starting, e.g. start interlock.

Tag-out the product with a “Do Not Start” sign in the operation room or on the control facility.

Disconnect the battery. Lock the contactor.

Close the main valve on the compressed-air system and vent the compressed-air line when pneumatic
starters are fitted.

Disconnect the control facility from the product.

For starters with pinions made of copper-beryllium alloy:

• Wear a respirator mask (filter class P3). Do not blow out the interior of the flywheel housing or the
starter with compressed air. Clean the interior of the flywheel housing with a class H dust extractor.

• Observe the safety data sheet.

Safety requirements during maintenance and repair work

Take special care when removing vent plugs or plug screws from the product. Hold a cloth over the
screw or plug to prevent discharge of highly pressurized liquids.

Take care when draining hot fluids and lubricants (risk of burning).

Use suitable and calibrated tools only. Observe the specified tightening torques during assembly or dis­assembly.

Carry out work only on assembles and/or installations which are properly secured.

Never climb up on the lines.

Keep fuel injection lines and connections clean.

Always seal connections with caps or covers if a line is removed or opened.

Fit new seals when re-installing lines.

Avoid damaging lines, particularly the fuel lines.

Ensure that all retainers and dampers are installed correctly.

Ensure that all fuel injection and pressurized oil lines are installed with enough clearance to prevent
contact with other components. Never route fuel or oil lines in the vicinity of hot components.

Do not touch elastomeric seals (e.g. Viton sealing rings) with your bare hands if they have a carbonized
or resinous appearance.

Observe the cooling time for components which have been heated for installation or removal (risk of
burning!).

Always use suitable ladders and work platforms when working above head-height. Ensure that compo­nents or assemblies are placed on stable surfaces.

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Pay particular attention to cleanliness at all times.

Safety requirements after completing maintenance and repair work

Ensure that all personnel is clear of danger zones before cranking.

Check that all access ports/apertures which have been opened to facilitate working are closed again.

Check that all safety equipment has been installed and that all tools and loose parts have been re­moved (especially the barring gear).

Ensure that no unattached parts have been left in/on the product (e.g. including rags and cable straps).

Welding work

Do not perform welding on the product or its attachments. Cover the product when performing welding
work in the vicinity.

Before commencing welding work:

• Switch off the master power supply switch.

• Disconnect the battery.

• Disconnect electronic and genset grounds.

Do not perform maintenance or repair work on the product when welding is in progress in its vicinity.
Risk of explosion or fire due to oil vapors and highly flammable process materials.

Do not use the product as a grounding terminal.

Do not route the welding cable over or near the wiring harnesses of the product. The welding current
may otherwise induce an interference voltage in the wiring harnesses which could conceivably damage
the electrical system.

Remove components (e.g. exhaust pipe) from the product before performing necessary welding work .

Hydraulic installation and removal

Check function and satisfactory condition of the jigs and fixtures to be used. Use only the specified jigs
and fixtures for hydraulic removal/installation.

Observe the max. permissible force-on pressure specified for the installation/removal jig.

Do not attempt to bend or exert force on HP lines.

Before starting work, pay attention to the following:

• Vent the installation/removal jig, the pumps and the pipework at the relevant designated points.

• For hydraulic installation, screw on the jig with the piston retracted.

• For hydraulic removal, screw on the jig with the piston extended.

For hydraulic installation/removal jigs with central expansion pressure supply, screw the spindle into
the shaft end until correct sealing has been established.

During hydraulic installation and removal, ensure that nobody is standing in the immediate vicinity of
the component to be installed/removed.

Working with batteries

Observe the safety requirements of the battery manufacturer when working with batteries.

Gases released from the battery are explosive. Avoid sparks and naked flames.

Do not allow electrolyte (battery acid) to come into contact with skin or clothing.

Wear goggles and protective gloves.

Do not place tools on the battery.

Check polarity before connecting the cable to the battery. Battery polarity reversal may lead to injury by
the sudden discharge of acid or bursting of the battery unit.

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Working on electrical/electronic assemblies

Always obtain the permission of the duty supervisor before commencing maintenance or repair work or
switching off any part of the electronic system required to do so.

De-energize the appropriate areas prior to working on assemblies.

Avoid damaging cabling during removal. When reconnecting, ensure that cabling cannot be damaged
during operation by:

• Contact with sharp edges

• Chafing on components

• Contact with hot surfaces.

Do not secure cabling to lines bearing fluids.

Do not use cable ties to secure cabling.

Always use connector pliers to tighten union nuts on connectors.

Subject the device and also the product to appropriate function testing whenever repair work has been
completed. In particular, check the function of the emergency stop feature.

Store spare parts properly prior to replacement, i.e. protect them against moisture in particular. Pack­age faulty electronic components or assemblies properly before dispatching for repair:

• Moisture-proof

• Shock-proof

• Wrapped in antistatic foil if necessary.

Working with laser equipment

Always wear special laser-protection goggles when working with laser equipment (danger due to in­tensely focused radiation).

Laser equipment must be fitted with the protective devices necessary for safe operation according to
type and application.

For conducting light-beam procedures and measurement work, only the following laser devices must be
used:

• Laser devices of classes 1, 2 or 3A.

• Laser devices of class 3B, which have maximum output in the visible wavelength range (400 nm to
700 nm), a maximum output of 5 mW, and in which the beam axis and surface are designed to pre­vent any risk to the eyes.

Measuring component deviations

Workpieces, components and measuring instruments are within specified tolerances at a reference
temperature of 20°C.

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1.5 Fire prevention and environmental protection, fluids and
lubricants, auxiliary materials

Fire prevention

Rectify any fuel or oil leaks immediately. Oil or fuel on hot components can cause fires – therefore al­ways keep the product in a clean condition. Do not leave rags saturated with fluids and lubricants on
the product. Do not store combustible materials near the product.

Do not carry out welding work on pipes and components carrying oil or fuel. Before welding, clean with
a nonflammable fluid.

When starting the engine with an external power source, connect the ground lead last and remove it
first. To avoid sparks in the vicinity of the battery, connect the ground lead from the external power
source to the ground lead of the engine or to the ground terminal of the starter.

Always keep suitable firefighting equipment (fire extinguishers) at hand and familiarize yourself with
their use.

Noise

Noise can lead to an increased risk of accidents if it makes it more difficult to hear audible signals,
warning calls or noises indicating danger.

Wear ear protectors in workplaces with a sound pressure level in excess of 85dB (A).

Environmental protection and disposal

Modification or removal of any mechanical/electronic components or the installation of additional com­ponents including the execution of calibration processes that might affect the emission characteristics
of the product are prohibited by emission regulations. Emission control units/systems may only be
maintained, exchanged or repaired if the components used for this purpose are approved by the manu­facturer. Noncompliance with these guidelines will invalidate the design type approval issued by the
emissions regulation authorities. The manufacturer does not accept any liability for violations of the
emission regulations. The maintenance schedules of the manufacturer must be observed over the entire
life cycle of the product.

Dispose of used fluids, lubricants and filters in accordance with local regulations.

Within the EU, batteries can be returned free of charge to the manufacturer where they will be properly
recycled.

Fluids and lubricants and auxiliary materials

The Fluids and Lubricants Specifications will be amended or supplemented as necessary. Prior to opera­tion, make sure that the latest version is used. The latest version can be found on the website on the
"Technical Info" or "Spare Parts and Service" tabs at http://www.mtu-online.com.

Consumable fluids and materials may also be hazardous or toxic. When using fluids, lubricants, consum­ables and other chemical substances, follow the safety regulations that apply to the product. Take spe­cial care when using hot, chilled or caustic substances. When using flammable materials, prevent them
coming into contact with ignition sources and do not smoke.

Used oil

Used oil contains combustion residues that are harmful to health.

Rub barrier cream into hands.

Wash hands after contact with used oil.

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Lead

• Adopt suitable measures to avoid the formation of lead dust.

• Switch on extraction system.

• When working with lead or pastes that contain lead, avoid direct contact with the skin. Do not inhale
lead vapors.

• Wash hands after contact with lead or lead-containing substances.

Compressed air

Observe special safety precautions when working with compressed air:

• Unauthorized use of compressed air, e.g. forcing flammable liquids (hazard class AI, AII and B) out of
containers, risks causing an explosion.

• Wear goggles when blowing dirt off workpieces or blowing away swarf.

• Blowing compressed air into thin-walled containers (e.g. containers made of sheet metal, plastic or
glass) for drying purposes or to check for leaks risks bursting them.

• Pay special attention to the pressure in the compressed air system or pressure vessel.

• Assemblies or products to be connected must either be designed for that pressure, or, if the permis­sible pressure is lower than the system pressure, a pressure reducing valve and safety valve (set to
the permissible pressure) must be connected between the assemblies/products and the system.

• Hose couplings and connections must be securely attached.

• Provide the snout of the air nozzle with a protective disk (e.g. rubber disk).

• First shut off compressed air lines before compressed air device is disconnected from the supply
line, or before device or tool is to be replaced.

• Carry out leak test in accordance with the specifications.

Paints and varnishes

• Observe the relevant safety data sheet for all materials.

• When painting in areas other than spray booths equipped with extractors, ensure good ventilation.
Make sure that neighboring work areas are not adversely affected.

• There must be no naked flames in the vicinity.

• No smoking.

• Observe fire prevention regulations.

• Always wear a mask providing protection against paint and solvent vapors.

Liquid nitrogen

• Observe the relevant safety data sheet for all materials.

• Work with liquid nitrogen may be carried out only by qualified personnel.

• Store liquid nitrogen only in small quantities and always in regulation containers (without gas-tight
caps).

• Avoid body contact (eyes, hands).

• Wear protective clothing, protective gloves, closed shoes and safety goggles.

• Make sure that working area is well ventilated.

• Avoid knocking or jolting the containers, valves and fittings or workpieces in any way.

Acids/alkaline solutions/urea (AdBlue®, DEF)

• Observe the relevant safety data sheet for all materials.

• When working with acids and alkaline solutions, wear goggles or face mask, gloves and protective
clothing.

• Do not inhale vapors.

• If urea solution is swallowed, rinse out mouth and drink plenty of water.

• If spilled onto clothing, remove the affected clothing immediately.

• After contact with skin, rinse affected parts of the body with plenty of water.

• Rinse eyes immediately with eye drops or clean tap water. Seek medical attention as soon as possi­ble.

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1.6 Standards for safety notices in the text

DANGER

In the event of immediate danger.

Consequences: Death, serious or permanent injury!

• Remedial action.

WARNING

In the event of a situation involving potential danger.

Consequences: Death, serious or permanent injury!

• Remedial action.

CAUTION

In the event of a situation involving potential danger.

Consequences: Minor or moderate injuries!

• Remedial action.

NOTICE

In the event of a situation involving potentially adverse effects on the product.

Consequences: Material damage!

• Remedial action.

• Additional product information.

Safety notices

1. This manual with all safety instructions and safety notices must be issued to all personnel involved in
operation, maintenance, repair or transportation.

2. The higher level warning notice is used if several hazards apply at the same time. Warnings related to
personal injury shall be considered to include a warning of potential damage.

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2 General Information

2.1 Engine side and cylinder designations

1 Left engine side (A-side)
2 Engine free end in accord-

ance with DIN ISO 1204
(KGS = Kupplungsgegen­seite)

3 Right engine side (B-side)
4 Engine driving end in ac-

cordance with
DIN ISO 1204 (KS = Kup­plungsseite)

Engine sides are always designated (in accordance with DIN ISO 1204) as viewed from driving end (4).

For cylinder designation (in accordance with DIN ISO 1204), the letter "Ax" refers to the cylinders on
the left-hand side of the engine (1) and letter "Bx" refers to the cylinders on the right-hand side (3). The
cylinders of each bank are numbered consecutively, starting with x=1 at driving end (4).

The numbering of other engine components also starts with 1 at driving end (4).

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2.2 Engine overview

12 V 2000 Gx6F / Bx6F / B76 switchable

1 Air intake/air supply
2 charge-air pipe
3 Monitoring, control and

regulation system
4 Charge-air line
5 Belt drive

6 Engine coolant pump
7 Fuel system (low pressure)
8 Fuel filter
9 Exhaust turbocharger

10 Fuel system (high pres-

sure)

11 Charge-air line
12 Starting equipment
13 PTO system, driving end
KS Driving end

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16 V 2000 Bx6F / Gx6F / B76 switchable

1 Air intake/air supply
2 Charge-air manifold
3 Monitoring, control and

regulation system
4 Charge-air line
5 Belt drive

6 Engine coolant pump
7 Fuel system (low pressure)
8 Fuel filter
9 Exhaust turbocharger

10 Fuel system (high pres-

sure)

11 Charge-air line
12 PTO system, driving end
KS Driving end

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18 V 2000 Bx6F / Gx6F / B76 switchable

1 Air intake/air supply
2 Charge-air manifold
3 Monitoring, control and

regulation system
4 Charge-air line
5 Belt drive

6 Engine coolant pump
7 Fuel system (low pressure)
8 Fuel filter
9 Exhaust turbocharger

10 Fuel system (high pres-

sure)

11 Charge-air line
12 Starting equipment
13 PTO system, driving end
KS Driving end

Explanation of engine model designation

12, 16, 18 Number of cylinders

V Cylinder arrangement (Vee engine)

2000 Series

B, G Application (G for peripheral energy systems engineering,

B for base load)

x Application segment (0, 1, 2,...,9)

6 Design index (0, 1, 2,...,9)

F Additional characteristic (F = 60 Hz)

Table 2: Explanation of engine model designation

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3 Technical Data

3.1 Engine data 12, 16, 18 V 2000 B26 F

Explanation:

DL Ref. value: Continuous power
BL Ref. value: Fuel stop power

A Design value
G Guaranteed value
R Guideline value

L Limit value up to which the engine can be operated without changes (e.g. to power settings).
N Value not yet defined

- Not applicable

X Applicable

Reference conditions

Engine model 12V2000B26F 16V2000B26F 18V2000B26F

Application group 3A 3A 3A

Intake air temperature °C 25 25 25

Charge air coolant temperature °C - - -

Barometric pressure mbar 1000 1000 1000

Site altitude above sea level m 100 100 100

Table 3: Reference conditions

Power-related data (power ratings are net brake power as per ISO 3046)

Number of cylinders 12 16 18

Rated engine speed A rpm 1500 1500 1500

Continuous power ISO 3046 (10%
overload capability)

A kW 665 709 887

Net brake power (without fan) (fuel
stop power ISO 3046)

A kW 732 780 976

Mean effective pressure (pme)
(continuous power ISO 3046)

bar 19.9 15.9 17.7

Mean effective pressure (pme)
(fuel stop power ISO 3046)

bar 21.8 17.5 19.4

Table 4: Power-related data (power ratings are net brake power as per ISO 3046)

Boundary conditions (for maximum power)

Number of cylinders 12 16 18

Intake depression (new filter) A mbar 15 15 15

Intake depression, max. L mbar 40 40 40

Exhaust overpressure A mbar 30 30 30

Exhaust overpressure, max. L mbar 50 50 50

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Number of cylinders 12 16 18

Fuel temperature at engine supply
connection

R °C 25 25 25

Fuel temperature at engine supply
connection, max.

L °C 65 65 65

Table 5: Boundary conditions (for maximum power)

Consumption

Number of cylinders 12 16 18

Lube oil consumption after
100 hrs runtime (B = hourly fuel
consumption)

L % of B 0.8 0.8 0.8

Table 6: Consumption

Model-related data (basic design)

Number of cylinders 12 16 18

Operating method: four-stroke cy­cle, diesel, single-action

X X X

Combustion method: direct fuel in­jection

X X X

Number of cylinders 12 16 18

Cylinder arrangement: Vee angle Degrees (°) 90 90 90

Bore mm 135 135 135

Stroke mm 156 156 156

Displacement of a cylinder Liters 2.233 2.233 2.233

Total displacement Liters 26.8 35.7 40.2

Compression ratio 17.50 17.5 17.5

Standard housing connecting
flange (engine main PTO side)

SAE 0 0 0

Table 7: Model-related data (basic design)

Air / exhaust gas

Number of cylinders 12 16 18

Charge-air pressure before cylin­der - DL

R bar abs 2.7 2.3 2.65

Charge-air pressure before cylin­der - BL

R bar abs 2.9 2.5 2.95

Table 8: Air / exhaust gas

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Coolant system (HT circuit)

Number of cylinders 12 16 18

Coolant temperature (at engine
connection: outlet to cooling sys­tem)

A °C 100 100 100

Coolant temperature after engine,
warning

L °C 102 102 102

Coolant temperature after engine,
shutdown

L °C 105 105 105

Coolant antifreeze content, max. L % 50 50 50

Cooling system: coolant flow rate A m³/h 31.6 41.6 46.3

Coolant pump: inlet pressure, min. L bar 0.4 0.4 0.4

Coolant pump: inlet pressure,
max.

L bar 1.5 1.5 1.5

Pressure loss in external cooling
system outside engine

L bar 1.0 1.0 1.0

Breather valve (expansion tank)
opening pressure at gauge pres­sure

R bar 1.0 1.0 1.0

Cooling system: height above en­gine, max.

L m 20 20 20

Table 9: Coolant system (HT circuit)

Coolant system (LT circuit)

Number of cylinders 12 16 18

Coolant temperature before inter­cooler (at engine connection: cool­ing system inlet)

A °C - - -

Coolant antifreeze content, max. L % - - -

Coolant pump: Inlet pressure,
max.

L bar - - -

Charge-air temperature after inter­cooler, max.

L °C - - -

Breather valve (expansion tank)
opening pressure at gauge pres­sure

R bar - - -

Cooling system: height above en­gine, max.

L m - - -

Table 10: Coolant system (LT circuit)

Lube oil system

Number of cylinders 12 16 18

Lube-oil operating temperature be­fore engine, from

R °C 75 75 75

Lube oil operating temperature be­fore engine, to

R °C 100 100 100

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Number of cylinders 12 16 18

Lube-oil temperature before en­gine, warning

L °C 103 103 103

Lube-oil temperature before en­gine, shutdown

L °C 105 105 105

Lube oil operating pressure before
engine, from

R bar 5.8 6.2 6.0

Lube-oil operating pressure before
engine, to

R bar 8.5 8.8 8.0

Lube oil operating pressure before
engine, warning

L bar 4.5 4.5 4.5

Lube oil operating pressure before
engine, shutdown

L bar 4.0 4.0 4.0

Lube oil fine filter (main circuit):
number of cartridges per unit

2 3 3

Table 11: Lube oil system

Fuel system

Number of cylinders 12 16 18

Fuel pressure at engine supply
connection, min. (during engine
start)

L bar -0.5 -0.5 -0.5

Fuel pressure at engine supply
connection, max. (during engine
start)

bar 0.5 0.5 0.5

Fuel supply flow rate, max. A Liters/min 30 30 30

Fuel return flow rate, max. A Liters/min 30 30 30

Table 12: Fuel system

General operating data

Number of cylinders 12 16 18

Coolant preheating: preheating
temperature (min.)

L °C 32 32 32

Starting is blocked if the engine
coolant temperature is below

°C -20 -20 -20

Firing speed, from R rpm 100 100 100

Firing speed. to R rpm 120 120 120

Table 13: General operating data

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Inclined positions, standard oil system (reference: waterline)

Number of cylinders 12 16 18

Longitudinal inclination, continu­ous max. driving end bottom (op­tion: max. operating inclination po­sitions)

L Degrees (°) 5 5 5

Longitudinal inclination, continu­ous max. driving end top (option:
max. operating inclination posi­tions)

L Degrees (°) 5 5 5

Transverse inclination continuous
max. (design: max. operating incli­nation positions)

L Degrees (°) 10 10 10

Table 14: Inclined positions, standard oil system (reference: waterline)

Capacities

Number of cylinders 12 16 18

Engine coolant capacity, engine
side (without cooling system)

R Liters 63 70 73

Charge-air coolant, engine side R Liters - - -

Fuel, engine side R Liters 6 6 7

Engine oil capacity, initial filling
(standard oil system) (design: max.
operating inclination positions)

R Liters 92 114 122

Oil change quantity max. (standard
oil system) (design: max. operating
inclination positions)

R Liters 80 102 110

Table 15: Capacities

Fan / fan cooler

Number of cylinders 12 16 18

Fan, push-type X X X

Fan drive: mechanical via V-belt X X X

Table 16: Fan / fan cooler

Sound

Number of cylinders 12 16 18

Exhaust noise, not attenuated - DL
(free-field sound pressure level Lp,
1 m distance, ISO 6798, +3 dB(A)
tolerance)

R dB(A) 111 - -

Exhaust noise, not attenuated - DL
(sound power level LW, ISO 6798,
+3 dB(A) tolerance)

R dB(A) 124 - -

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Number of cylinders 12 16 18

Engine surface noise with attenu­ated intake noise (filter) - DL (free­field sound power level Lp, 1 m
distance, ISO 6798, +2 dB(A) tol­erance)

R dB(A) 100 - 101

Engine surface noise with attenu­ated intake noise (filter) - DL
(sound power level LW, ISO
6798+2 db(A) tolerance)

R dB(A) 118 - 119

Table 17: Sound

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3.2 Engine data 12, 16, 18 V 2000 B76 switchable 1500 rpm

Explanation:

DL Ref. value: Continuous power
BL Ref. value: Fuel stop power

A Design value
G Guaranteed value
R Guideline value

L Limit value up to which the engine can be operated without changes (e.g. to power settings).
N Value not yet defined

- Not applicable

X Applicable

Reference conditions

Engine model 12V2000B76

switchable

16V2000B76

switchable

18V2000B76

switchable

Application group 3B 3B 3B

Intake air temperature °C 25 25 25

Charge air coolant temperature °C - - -

Barometric pressure mbar 1000 1000 1000

Site altitude above sea level m 100 100 100

Table 18: Reference conditions

Power-related data (power ratings are net brake power as per ISO 3046)

Number of cylinders 12 16 18

Rated engine speed A rpm 1500 1500 1500

Continuous power ISO 3046 (10%
overload capability)

A kW 709 890 1102

Net brake power (without fan) (fuel
stop power ISO 3046)

A kW 780 979 1212

Mean effective pressure (pme)
(continuous power ISO 3046)

bar 21.2 19.9 21.9

Mean effective pressure (pme)
(fuel stop power ISO 3046)

bar 23.3 21.9 24.1

Table 19: Power-related data (power ratings are net brake power as per ISO 3046)

Boundary conditions (for maximum power)

Number of cylinders 12 16 18

Intake depression (new filter) A mbar 15 15 15

Intake depression, max. L mbar 40 40 40

Exhaust overpressure A mbar 30 30 30

Exhaust overpressure, max. L mbar 50 50 50

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Number of cylinders 12 16 18

Fuel temperature at engine supply
connection

R °C 25 25 25

Fuel temperature at engine supply
connection, max.

L °C 65 65 65

Table 20: Boundary conditions (for maximum power)

Consumption

Number of cylinders 12 16 18

Lube oil consumption after
100 hrs runtime (B = hourly fuel
consumption)

L % of B 0.8 0.8 0.8

Table 21: Consumption

Model-related data (basic design)

Number of cylinders 12 16 18

Operating method: four-stroke cy­cle, diesel, single-action

X X X

Combustion method: direct fuel in­jection

X X X

Number of cylinders 12 16 18

Cylinder arrangement: Vee angle Degrees (°) 90 90 90

Bore mm 135 135 135

Stroke mm 156 156 156

Displacement of a cylinder Liters 2.233 2.233 2.233

Total displacement Liters 26.8 35.7 40.2

Compression ratio 17.50 17.5 17.5

Standard housing connecting
flange (engine main PTO side)

SAE 0 0 0

Table 22: Model-related data (basic design)

Air / exhaust gas

Number of cylinders 12 16 18

Charge-air pressure before cylin­der - DL

R bar abs 3.2 3.1 3.6

Charge-air pressure before cylin­der - BL

R bar abs 3.5 3.4 3.8

Table 23: Air / exhaust gas

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Coolant system (HT circuit)

Number of cylinders 12 16 18

Coolant temperature (at engine
connection: outlet to cooling
equipment)

A °C 100 100 100

Coolant temperature after engine,
warning

L °C 102 102 102

Coolant temperature after engine,
shutdown

L °C 105 105 105

Coolant antifreeze content, max. L % 50 50 50

Cooling system: coolant flow rate A m³/h 31.6 41.6 46.3

Coolant pump: inlet pressure, min. L bar 0.4 0.4 0.4

Coolant pump: inlet pressure,
max.

L bar 1.5 1.5 1.5

Pressure loss in external cooling
system outside engine

L bar 1.0 1.0 1.0

Breather valve (expansion tank)
opening pressure at gauge pres­sure

R bar 1.0 1.0 1.0

Cooling system: height above en­gine, max.

L m 20 20 20

Table 24: Coolant system (HT circuit)

Coolant system (LT circuit)

Number of cylinders 12 16 18

Coolant temperature before inter­cooler (at engine connection: cool­ing system inlet)

A °C - - -

Coolant antifreeze content, max. L % - - -

Coolant pump: inlet pressure,
max.

L bar - - -

Charge-air temperature after inter­cooler, max.

L °C - - -

Breather valve (expansion tank)
opening pressure at gauge pres­sure

R bar - - -

Cooling system: height above en­gine, max.

L m - - -

Table 25: Coolant system (LT circuit)

Lube oil system

Number of cylinders 12 16 18

Lube-oil operating temperature be­fore engine, from

R °C 75 75 75

Lube oil operating temperature be­fore engine, to

R °C 100 100 100

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Number of cylinders 12 16 18

Lube-oil temperature before en­gine, warning

L °C 103 103 103

Lube-oil temperature before en­gine, shutdown

L °C 105 105 105

Lube oil operating pressure before
engine, from

R bar 5.8 6.2 6.0

Lube-oil operating pressure before
engine, to

R bar 8.5 8.8 8.0

Lube oil operating pressure before
engine, warning

L bar 4.5 4.5 4.5

Lube oil operating pressure before
engine, shutdown

L bar 4.0 4.0 4.0

Lube oil fine filter (main circuit):
number of cartridges per unit

2 3 3

Table 26: Lube oil system

Fuel system

Number of cylinders 12 16 18

Fuel pressure at engine supply
connection, min. (during engine
start)

L bar -0.5 -0.5 -0.5

Fuel pressure at engine supply
connection, max. (during engine
start)

bar 0.5 0.5 0.5

Fuel supply flow rate, max. A Liters/min 30 30 30

Fuel return flow rate, max. A Liters/min 30 30 30

Table 27: Fuel system

General operating data

Number of cylinders 12 16 18

Coolant preheating: preheating
temperature (min.)

L °C 32 32 32

Starting is blocked if the engine
coolant temperature is below

°C -20 -20 -20

Firing speed, from R rpm 100 100 100

Firing speed. to R rpm 120 120 120

Table 28: General operating data

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Inclined positions, standard oil system (reference: waterline)

Number of cylinders 12 16 18

Longitudinal inclination, continu­ous max. driving end bottom (op­tion: max. operating inclination po­sitions)

L Degrees (°) 5 5 5

Longitudinal inclination, continu­ous max. driving end top (option:
max. operating inclination posi­tions)

L Degrees (°) 5 5 5

Transverse inclination continuous
max. (design: max. operating incli­nation positions)

L Degrees (°) 10 10 10

Table 29: Inclined positions, standard oil system (reference: waterline)

Capacities

Number of cylinders 12 16 18

Engine coolant capacity, engine
side (without cooling system)

R Liters 63 70 73

Charge-air coolant, engine side R Liters - - -

Fuel, engine side R Liters 6 6 7

Engine oil capacity, initial filling
(standard oil system) (design: max.
operating inclination positions)

R Liters 92 114 122

Oil change quantity max. (standard
oil system) (design: max. operating
inclination positions)

R Liters 80 102 110

Table 30: Capacities

Fan / fan cooler

Number of cylinders 12 16 18

Fan, pusher type X X X

Fan drive: mechanical via V-belt X X X

Table 31: Fan / fan cooler

Sound

Number of cylinders 12 16 18

Exhaust noise, not attenuated - DL
(free-field sound pressure level Lp,
1 m distance, ISO 6798, +3 dB(A)
tolerance)

R dB(A) 112 - 115

Exhaust noise, not attenuated - DL
(sound power level LW, ISO 6798,
+3 dB(A) tolerance)

R dB(A) 125 - 127

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Number of cylinders 12 16 18

Engine surface noise with attenu­ated intake noise (filter) - DL (free­field sound power level Lp, 1 m
distance, ISO 6798, +2 dB(A) tol­erance)

R dB(A) 100 - 121

Engine surface noise with attenu­ated intake noise (filter) - DL
(sound power level LW, ISO
6798+2 db(A) tolerance)

R dB(A) 118 - -

Table 32: Sound

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3.3 Engine data 12, 16, 18 V 2000 B76 switchable 1800 rpm

Explanation:

DL Ref. value: Continuous power
BL Ref. value: Fuel stop power

A Design value
G Guaranteed value
R Guideline value

L Limit value up to which the engine can be operated without changes (e.g. to power settings).
N Value not yet defined

- Not applicable

X Applicable

Reference conditions

Engine model 12V2000B76

switchable

16V2000B76

switchable

18V2000B76

switchable

Application group 3B 3B 3B

Intake air temperature °C 25 25 25

Charge air coolant temperature °C - - -

Barometric pressure mbar 1000 1000 1000

Site altitude above sea level m 100 100 100

Table 33: Reference conditions

Power-related data (power ratings are net brake power as per ISO 3046)

Number of cylinders 12 16 18

Rated engine speed A rpm 1800 1800 1800

Continuous power ISO 3046 (10%
overload capability)

A kW 716 998 1097

Net brake power (without fan) (fuel
stop power ISO 3046)

A kW 789 1098 1207

Mean effective pressure (pme)
(continuous power ISO 3046)

bar 17.8 18.6 18.2

Mean effective pressure (pme)
(fuel stop power ISO 3046)

bar 19.6 20.5 20.0

Table 34: Power-related data (power ratings are net brake power as per ISO 3046)

Boundary conditions (for maximum power)

Number of cylinders 12 16 18

Intake depression (new filter) A mbar 15 15 15

Intake depression, max. L mbar 40 40 40

Exhaust overpressure A mbar 30 30 30

Exhaust overpressure, max. L mbar 50 50 50

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Number of cylinders 12 16 18

Fuel temperature at engine supply
connection

R °C 25 25 25

Fuel temperature at engine supply
connection, max.

L °C 65 65 65

Table 35: Boundary conditions (for maximum power)

Consumption

Number of cylinders 12 16 18

Lube oil consumption after
100 hrs runtime (B = hourly fuel
consumption)

L % of B 0.8 0.8 0.8

Table 36: Consumption

Model-related data (basic design)

Number of cylinders 12 16 18

Operating method: four-stroke cy­cle, diesel, single-action

X X X

Combustion method: direct fuel in­jection

X X X

Number of cylinders 12 16 18

Cylinder arrangement: Vee angle Degrees (°) 90 90 90

Bore mm 135 135 135

Stroke mm 156 156 156

Displacement of a cylinder Liters 2.233 2.233 2.233

Total displacement Liters 26.8 35.7 40.2

Compression ratio 17.50 17.5 17.5

Standard housing connecting
flange (engine main PTO side)

SAE 0 0 0

Table 37: Model-related data (basic design)

Air / exhaust gas

Number of cylinders 12 16 18

Charge-air pressure before cylin­der - DL

R bar abs 3.0 3.2 3.35

Charge-air pressure before cylin­der - BL

R bar abs 3.2 3.4 3.55

Table 38: Air / exhaust gas

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Coolant system (HT circuit)

Number of cylinders 12 16 18

Coolant temperature (at engine
connection: outlet to cooling sys­tem)

A °C 100 100 100

Coolant temperature after engine,
warning

L °C 102 102 102

Coolant temperature after engine,
shutdown

L °C 105 105 105

Coolant antifreeze content, max. L % 50 50 50

Cooling system: coolant flow rate A m³/h 38.5 51.4 57.0

Coolant pump: inlet pressure, min. L bar 0.4 0.4 0.4

Coolant pump: inlet pressure,
max.

L bar 1.5 1.5 1.5

Pressure loss in external cooling
system outside engine

L bar 1.0 1.0 1.0

Breather valve (expansion tank)
opening pressure at gauge pres­sure

R bar 1.0 1.0 1.0

Cooling system: height above en­gine, max.

L m 20 20 20

Table 39: Coolant system (HT circuit)

Coolant system (LT circuit)

Number of cylinders 12 16 18

Coolant temperature before inter­cooler (at engine connection: cool­ing system inlet)

A °C - - -

Coolant antifreeze content, max. L % - - -

Coolant pump: inlet pressure,
max.

L bar - - -

Charge-air temperature after inter­cooler, max.

L °C - - -

Breather valve (expansion tank)
opening pressure at gauge pres­sure

R bar - - -

Cooling system: height above en­gine, max.

L m - - -

Table 40: Coolant system (LT circuit)

Lube oil system

Number of cylinders 12 16 18

Lube-oil operating temperature be­fore engine, from

R °C 75 75 75

Lube oil operating temperature be­fore engine, to

R °C 100 100 100

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Number of cylinders 12 16 18

Lube-oil temperature before en­gine, warning

L °C 103 103 103

Lube-oil temperature before en­gine, shutdown

L °C 105 105 105

Lube oil operating pressure before
engine, from

R bar 6.3 6.5 6.5

Lube-oil operating pressure before
engine, to

R bar 9.0 9.5 10.0

Lube oil operating pressure before
engine, warning

L bar 5.5 5.5 5.5

Lube oil operating pressure before
engine, shutdown

L bar 5.0 5.0 5.0

Lube oil fine filter (main circuit):
number of cartridges per unit

2 3 3

Table 41: Lube oil system

Fuel system

Number of cylinders 12 16 18

Fuel pressure at engine supply
connection, min. (during engine
start)

L bar -0.5 -0.5 -0.5

Fuel pressure at engine supply
connection, max. (during engine
start)

bar 0.5 0.5 0.5

Fuel supply flow rate, max. A Liters/min 30 30 30

Fuel return flow rate, max. A Liters/min 30 30 30

Table 42: Fuel system

General operating data

Number of cylinders 12 16 18

Coolant preheating: preheating
temperature (min.)

L °C 32 32 32

Starting is blocked if the engine
coolant temperature is below

°C -20 -20 -20

Firing speed, from R rpm 100 100 100

Firing speed. to R rpm 120 120 120

Table 43: General operating data

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Inclined positions, standard oil system (reference: waterline)

Number of cylinders 12 16 18

Longitudinal inclination, continu­ous max. driving end bottom (op­tion: max. operating inclination po­sitions)

L Degrees (°) 5 5 5

Longitudinal inclination, continu­ous max. driving end top (option:
max. operating inclination posi­tions)

L Degrees (°) 5 5 5

Transverse inclination continuous
max. (design: max. operating incli­nation positions)

L Degrees (°) 10 10 10

Table 44: Inclined positions, standard oil system (reference: waterline)

Capacities

Number of cylinders 12 16 18

Engine coolant capacity, engine
side (without cooling system)

R Liters 63 70 73

Charge-air coolant, engine side R Liters - - -

Fuel, engine side R Liters 6 6 7

Engine oil capacity, initial filling
(standard oil system) (design: max.
operating inclination positions)

R Liters 92 114 122

Oil change quantity max. (standard
oil system) (design: max. operating
inclination positions)

R Liters 80 102 110

Table 45: Capacities

Fan / fan cooler

Number of cylinders 12 16 18

Fan, pusher type X X X

Fan drive: mechanical via V-belt X X X

Table 46: Fan / fan cooler

Sound

Number of cylinders 12 16 18

Exhaust noise, not attenuated - DL
(free-field sound pressure level Lp,
1 m distance, ISO 6798, +3 dB(A)
tolerance)

R dB(A) 111 115 115

Exhaust noise, not attenuated - DL
(sound power level LW, ISO 6798,
+3 dB(A) tolerance)

R dB(A) 124 127 128

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Number of cylinders 12 16 18

Engine surface noise with attenu­ated intake noise (filter) - DL (free­field sound power level Lp, 1 m
distance, ISO 6798, +2 dB(A) tol­erance)

R dB(A) 101 101 103

Engine surface noise with attenu­ated intake noise (filter) - DL
(sound power level LW, ISO
6798+2 db(A) tolerance)

R dB(A) 119 118 121

Table 47: Sound

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3.4 Engine data 12, 16 V 2000 G16 F

Explanation:

DL Ref. value: Continuous power
BL Ref. value: Fuel stop power

A Design value
G Guaranteed value
R Guideline value

L Limit value up to which the engine can be operated without changes (e.g. to power settings).
N Value not yet defined

- Not applicable

X Applicable

Reference conditions

Engine model 12V2000

G16F

16V2000

G16F

Application group 3A 3A

Intake air temperature °C 25 25

Charge air coolant temperature °C - -

Barometric pressure mbar 1000 1000

Site altitude above sea level m 100 100

Table 48: Reference conditions

Power-related data (power ratings are net brake power as per ISO 3046)

Number of cylinders 12 16

Rated engine speed A rpm 1500 1500

Continuous power ISO 3046 (10% overload capability) A kW 665 806

Net brake power (without fan) (fuel stop power ISO 3046) A kW 732 887

Mean effective pressure (pme) (continuous power ISO 3046) bar 19.9 18.1

Mean effective pressure (pme) (fuel stop power ISO 3046) bar 21.8 19.9

Table 49: Power-related data (power ratings are net brake power as per ISO 3046)

Boundary conditions (for maximum power)

Number of cylinders 12 16

Intake depression (new filter) A mbar 15 15

Intake depression, max. L mbar 40 40

Exhaust overpressure A mbar 30 30

Exhaust overpressure, max. L mbar 50 50

Fuel temperature at engine supply connection R °C 25 25

Fuel temperature at engine supply connection, max. L °C 65 65

Table 50: Boundary conditions (for maximum power)

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Consumption

Number of cylinders 12 16

Lube oil consumption after 100 hrs runtime (B = hourly fuel con­sumption)

% of B 0.8 0.8

Table 51: Consumption

Model-related data (basic design)

Number of cylinders 12 16

Operating method: four-stroke cycle, diesel, single-action X X

Combustion method: direct fuel injection X X

Number of cylinders 12 16

Cylinder arrangement: Vee angle Degrees

(°)

90 90

Bore mm 135 135

Stroke mm 156 156

Displacement of a cylinder Liters 2.233 2.233

Total displacement Liters 26.8 35.7

Compression ratio 17.5 17.5

Standard housing connecting flange (engine main PTO side) SAE 0 0

Table 52: Model-related data (basic design)

Air / exhaust gas

Number of cylinders 12 16

Charge-air pressure before cylinder - DL R bar abs 2.9 2.6

Charge-air pressure before cylinder - BL R bar abs 3.2 2.8

Table 53: Air / exhaust gas

Coolant system (HT circuit)

Number of cylinders 12 16

Coolant temperature (at engine connection: outlet to cooling sys­tem)

A °C 100 100

Coolant temperature after engine, warning L °C 102 102

Coolant temperature after engine, shutdown L °C 105 105

Coolant antifreeze content, max. L % 50 50

Cooling system: coolant flow rate A m³/h 31.6 41.6

Coolant pump: inlet pressure, min. L bar 0.4 0.4

Coolant pump: inlet pressure, max. L bar 1.5 1.5

Pressure loss in external cooling system outside engine L bar 1.0 1.0

Breather valve (expansion tank) opening pressure at gauge pres­sure

R bar 1.0 1.0

Cooling system: height above engine, max. L m 20 20

Table 54: Coolant system (HT circuit)

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Coolant system (LT circuit)

Number of cylinders 12 16

Coolant temperature before intercooler (at engine connection:
cooling system inlet)

A °C - -

Coolant antifreeze content, max. L % - -

Coolant pump: inlet pressure, max. L bar - -

Charge-air temperature after intercooler, max. L °C - -

Breather valve (expansion tank) opening pressure at gauge pres­sure

R bar - -

Cooling system: height above engine, max. L m - -

Table 55: Coolant system (LT circuit)

Lube oil system

Number of cylinders 12 16

Lube-oil operating temperature before engine, from R °C 75 75

Lube-oil operating temperature before engine, to R °C 100 100

Lube-oil temperature before engine, warning L °C 103 103

Lube-oil temperature before engine, shutdown L °C 105 105

Lube oil operating pressure before engine, from R bar 5.8 6.2

Lube-oil operating pressure before engine, to R bar 8.5 8.8

Lube oil operating pressure before engine, warning L bar 4.5 4.5

Lube oil operating pressure before engine, shutdown L bar 4.0 4.0

Lube oil fine filter (main circuit): number of cartridges per unit 2 3

Table 56: Lube oil system

Fuel system

Number of cylinders 12 16

Fuel pressure at engine supply connection, min. (during engine
start)

L bar -0.5 -0.5

Fuel pressure at engine supply connection, max. (during engine
start)

L bar 0.5 0.5

Fuel supply flow rate, max. L Liters/

min

30 30

Fuel return flow rate, max. L Liters/

min

30 30

Table 57: Fuel system

General operating data

Number of cylinders 12 16

Coolant preheating: preheating temperature (min.) L °C 32 32

Starting is blocked if the engine coolant temperature is below °C -20 -20

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Number of cylinders 12 16

Firing speed, from R rpm 100 100

Firing speed. to R rpm 120 120

Table 58: General operating data

Inclined positions, standard oil system (reference: waterline)

Number of cylinders 12 16

Longitudinal inclination, continuous max. driving end bottom (op­tion: max. operating inclination positions)

L Degrees

(°)

5 5

Longitudinal inclination, continuous max. driving end top (option:
max. operating inclination positions)

L Degrees

(°)

5 5

Transverse inclination continuous max. (design: max. operating in­clination positions)

L Degrees

(°)

10 10

Table 59: Inclined positions, standard oil system (reference: waterline)

Capacities

Number of cylinders 12 16

Engine coolant capacity, engine side (without cooling system) R Liters 63 70

Charge-air coolant, engine side R Liters - -

Fuel, engine side R Liters 6 6

Engine oil capacity, initial filling (standard oil system) (design:
max. operating inclination positions)

R Liters 92 114

Oil change quantity max. (standard oil system) (design: max. oper­ating inclination positions)

R Liters 80 102

Table 60: Capacities

Fan / fan cooler

Number of cylinders 12 16

Fan, pusher type X X

Fan drive: mechanical via V-belt X X

Table 61: Fan / fan cooler

Sound

Number of cylinders 12 16

Exhaust noise, not attenuated - DL (free-field sound pressure level
Lp, 1 m distance, ISO 6798, +3 dB(A) tolerance)

R dB(A) 112 119

Exhaust noise, not attenuated - DL (sound power level LW, ISO
6798, +3 dB(A) tolerance)

R dB(A) 125 117

Engine surface noise with attenuated intake noise (filter) - DL
(free-field sound power level Lp, 1 m distance, ISO 6798, +2 dB(A)
tolerance)

R dB(A) 100 -

Engine surface noise with attenuated intake noise (filter) - DL
(sound power level LW, ISO 6798+2 db(A) tolerance)

R dB(A) 117 -

Table 62: Sound

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3.5 Engine data 12, 16, 18 V 2000 G26 F

Explanation:

DL Ref. value: Continuous power
BL Ref. value: Fuel stop power

A Design value
G Guaranteed value
R Guideline value

L Limit value up to which the engine can be operated without changes (e.g. to power settings).
N Value not yet defined

- Not applicable

X Applicable

Reference conditions

Engine model 12V2000G26F 16V2000G26F 18V2000G26F

Application group 3B 3B 3B

Intake air temperature °C 25 25 25

Charge air coolant temperature °C - - -

Barometric pressure mbar 1000 1000 1000

Site altitude above sea level m 100 100 100

Table 63: Reference conditions

Power-related data (power ratings are net brake power as per ISO 3046)

Number of cylinders 12 16 18

Rated engine speed A rpm 1500 1500 1500

Continuous power ISO 3046 (10%
overload capability)

A kW 709 890 1102

Net brake power (without fan) (fuel
stop power ISO 3046)

A kW 780 979 1212

Mean effective pressure (pme)
(continuous power ISO 3046)

bar 21.2 19.9 21.9

Mean effective pressure (pme)
(fuel stop power ISO 3046)

bar 23.3 21.9 24.1

Table 64: Power-related data (power ratings are net brake power as per ISO 3046)

Boundary conditions (for maximum power)

Number of cylinders 12 16 18

Intake depression (new filter) A mbar 15 15 15

Intake depression, max. L mbar 40 40 40

Exhaust overpressure A mbar 30 30 30

Exhaust overpressure, max. L mbar 50 50 50

Fuel temperature at engine supply
connection

R °C 25 25 25

Fuel temperature at engine supply
connection, max.

L °C 65 65 65

Table 65: Boundary conditions (for maximum power)

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Consumption

Number of cylinders 12 16 18

Lube oil consumption after
100 hrs runtime (B = hourly fuel
consumption)

L % of B 0.8 0.8 0.8

Table 66: Consumption

Model-related data (basic design)

Number of cylinders 12 16 18

Operating method: four-stroke cy­cle, diesel, single-action

X X X

Combustion method: direct fuel in­jection

X X X

Number of cylinders 12 16 18

Cylinder arrangement: Vee angle Degrees (°) 90 90 90

Bore mm 135 135 135

Stroke mm 156 156 156

Displacement of a cylinder Liters 2.233 2.233 2.233

Total displacement Liters 26.8 35.7 40.2

Compression ratio 17.5 17.5 17.5

Standard housing connecting
flange (engine main PTO side)

SAE 0 0 0

Table 67: Model-related data (basic design)

Air / exhaust gas

Number of cylinders 12 16 18

Charge-air pressure before cylin­der - DL

R bar abs 2.8 2.8 3.4

Charge-air pressure before cylin­der - BL

R bar abs 3.1 3.1 3.7

Table 68: Air / exhaust gas

Coolant system (HT circuit)

Number of cylinders 12 16 18

Coolant temperature (at engine
connection: outlet to cooling sys­tem)

A °C 100 100 100

Coolant temperature after engine,
warning

L °C 102 102 102

Coolant temperature after engine,
shutdown

L °C 105 105 105

Coolant antifreeze content, max. L % 50 50 50

Cooling system: coolant flow rate A m³/h 31.6 41.6 46.3

Coolant pump: inlet pressure, min. L bar 0.4 0.4 0.4

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Number of cylinders 12 16 18

Coolant pump: inlet pressure,
max.

L bar 1.5 1.5 1.5

Pressure loss in external cooling
system outside engine

L bar 1.0 1.0 1.0

Breather valve (expansion tank)
opening pressure at gauge pres­sure

R bar 1.0 1.0 1.0

Cooling system: height above en­gine, max.

L m 20 20 20

Table 69: Coolant system (HT circuit)

Coolant system (LT circuit)

Number of cylinders 12 16 18

Coolant temperature before inter­cooler (at engine connection: cool­ing system inlet)

A °C - - -

Coolant antifreeze content, max. L % - - -

Coolant pump: inlet pressure,
max.

L bar - - -

Charge-air temperature after inter­cooler, max.

L °C - - -

Breather valve (expansion tank)
opening pressure at gauge pres­sure

R bar - - -

Cooling system: height above en­gine, max.

L m - - -

Table 70: Coolant system (LT circuit)

Lube oil system

Number of cylinders 12 16 18

Lube-oil operating temperature be­fore engine, from

R °C 75 75 75

Lube oil operating temperature be­fore engine, to

R °C 100 100 100

Lube-oil temperature before en­gine, warning

L °C 103 103 103

Lube-oil temperature before en­gine, shutdown

L °C 105 105 105

Lube oil operating pressure before
engine, from

R bar 5.8 6.2 6.0

Lube-oil operating pressure before
engine, to

R bar 8.5 8.8 8.0

Lube oil operating pressure before
engine, warning

L bar 4.5 4.5 4.5

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Number of cylinders 12 16 18

Lube oil operating pressure before
engine, shutdown

L bar 4.0 4.0 4.0

Lube oil fine filter (main circuit):
number of cartridges per unit

2 3 3

Table 71: Lube oil system

Fuel system

Number of cylinders 12 16 18

Fuel pressure at engine supply
connection, min. (during engine
start)

L bar -0.5 -0.5 -0.5

Fuel pressure at engine supply
connection, max. (during engine
start)

L bar 0.5 0.5 0.5

Fuel supply flow rate, max. A Liters/min 30 30 30

Fuel return flow rate, max. A Liters/min 30 30 30

Table 72: Fuel system

General operating data

Number of cylinders 12 16 18

Coolant preheating: preheating
temperature (min.)

L °C 32 32 32

Starting is blocked if the engine
coolant temperature is below

°C -20 -20 -20

Firing speed, from R rpm 100 100 100

Firing speed. to R rpm 120 120 120

Table 73: General operating data

Inclined positions, standard oil system (reference: waterline)

Number of cylinders 12 16 18

Longitudinal inclination, continu­ous max. driving end bottom (op­tion: max. operating inclination po­sitions)

L Degrees (°) 5 5 5

Longitudinal inclination, continu­ous max. driving end top (option:
max. operating inclination posi­tions)

L Degrees (°) 5 5 5

Transverse inclination continuous
max. (design: max. operating incli­nation positions)

L Degrees (°) 10 10 10

Table 74: Inclined positions, standard oil system (reference: waterline)

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Capacities

Number of cylinders 12 16 18

Engine coolant capacity, engine
side (without cooling system)

R Liters 63 70 73

Charge-air coolant, engine side R Liters - - -

Fuel, engine side R Liters 6 6 7

Engine oil capacity, initial filling
(standard oil system) (design: max.
operating inclination positions)

R Liters 92 114 122

Oil change quantity max. (standard
oil system) (design: max. operating
inclination positions)

R Liters 80 102 110

Table 75: Capacities

Fan / fan cooler

Number of cylinders 12 16 18

Fan, pusher type X X X

Fan drive: mechanical via V-belt X X X

Table 76: Fan / fan cooler

Sound

Number of cylinders 12 16 18

Exhaust noise, not attenuated - DL
(free-field sound pressure level Lp,
1 m distance, ISO 6798, +3 dB(A)
tolerance)

R dB(A) 112 - -

Exhaust noise, not attenuated - DL
(sound power level LW, ISO 6798,
+3 dB(A) tolerance)

R dB(A) 124 - -

Engine surface noise with attenu­ated intake noise (filter) - DL (free­field sound power level Lp, 1 m
distance, ISO 6798, +2 dB(A) tol­erance)

R dB(A) 101 - 104

Engine surface noise with attenu­ated intake noise (filter) - DL
(sound power level LW, ISO
6798+2 db(A) tolerance)

R dB(A) 118 - 122

Table 77: Sound

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3.6 Engine data 12, 16, 18 V 2000 G76 F

Explanation:

DL Ref. value: Continuous power
BL Ref. value: Fuel stop power

A Design value

G Guaranteed value

R Guideline value
L Limit value up to which the engine can be operated without changes (e.g. to power settings).

N Value not yet defined

- Not applicable

X Applicable

Reference conditions

Engine model 12V2000G76F 16V2000G76F 18V2000G76F

Application group 3D 3D 3D

Intake air temperature °C 25 25 25

Charge air coolant temperature °C - - -

Barometric pressure mbar 1000 1000 1000

Site altitude above sea level m 100 100 100

Table 78: Reference conditions

Power-related data (power ratings are net brake power as per ISO 3046)

Number of cylinders 12 16 18

Rated engine speed A rpm 1500 1500 1500

Continuous power ISO 3046 (10%
overload capability)

A kW - - -

Net brake power (without fan) (fuel
stop power ISO 3046)

A kW 732 780 976

Mean effective pressure (pme)
(continuous power ISO 3046)

bar - - -

Mean effective pressure (pme)
(fuel stop power ISO 3046)

bar 21.9 21.9 24.6

Table 79: Power-related data (power ratings are net brake power as per ISO 3046)

Boundary conditions (for maximum power)

Number of cylinders 12 16 18

Intake depression (new filter) A mbar 15 15 15

Intake depression, max. L mbar 40 40 40

Exhaust overpressure A mbar 30 30 30

Exhaust overpressure, max. L mbar 50 50 50

Fuel temperature at engine supply
connection

R °C 25 25 25

Fuel temperature at engine supply
connection, max.

L °C 65 65 65

Table 80: Boundary conditions (for maximum power)

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Consumption

Number of cylinders 12 16 18

Lube oil consumption after
100 hrs runtime (B = hourly fuel
consumption)

L % of B 0.8 0.8 0.8

Table 81: Consumption

Model-related data (basic design)

Number of cylinders 12 16 18

Operating method: four-stroke cy­cle, diesel, single-action

X X X

Combustion method: direct fuel in­jection

X X X

Number of cylinders 12 16 18

Cylinder arrangement: Vee angle Degrees (°) 90 90 90

Bore mm 135 135 135

Stroke mm 156 156 156

Displacement of a cylinder Liters 2.233 2.233 2.233

Total displacement Liters 26.8 35.7 40.2

Compression ratio 17.50 17.5 17.5

Standard housing connecting
flange (engine main PTO side)

SAE 0 0 0

Table 82: Model-related data (basic design)

Air / exhaust gas

Number of cylinders 12 16 18

Charge-air pressure before cylin­der - DL

R bar abs - - -

Charge-air pressure before cylin­der - BL

R bar abs 3.2 3.4 3.8

Table 83: Air / exhaust gas

Coolant system (HT circuit)

Number of cylinders 12 16 18

Coolant temperature (at engine
connection: outlet to cooling sys­tem)

A °C 100 100 100

Coolant temperature after engine,
warning

L °C 102 102 102

Coolant temperature after engine,
shutdown

L °C 105 105 105

Coolant antifreeze content, max. L % 50 50 50

Cooling system: coolant flow rate A m³/h 31.6 41.6 46.3

Coolant pump: inlet pressure, min. L bar 0.4 0.4 0.4

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Number of cylinders 12 16 18

Coolant pump: inlet pressure,
max.

L bar 1.5 1.5 1.5

Pressure loss in external cooling
system outside engine

L bar 1.0 1.0 1.0

Breather valve (expansion tank)
opening pressure at gauge pres­sure

R bar 1.0 1.0 1.0

Cooling system: height above en­gine, max.

L m 20 20 20

Table 84: Coolant system (HT circuit)

Coolant system (LT circuit)

Number of cylinders 12 16 18

Coolant temperature before inter­cooler (at engine connection: cool­ing system inlet)

A °C - - -

Coolant antifreeze content, max. L % - - -

Coolant pump: inlet pressure,
max.

L bar - - -

Charge-air temperature after inter­cooler, max.

L °C - - -

Breather valve (expansion tank)
opening pressure at gauge pres­sure

R bar - - -

Cooling system: height above en­gine, max.

L m - - -

Table 85: Coolant system (LT circuit)

Lube oil system

Number of cylinders 12 16 18

Lube-oil operating temperature be­fore engine, from

R °C 75 75 75

Lube oil operating temperature be­fore engine, to

R °C 100 100 100

Lube-oil temperature before en­gine, warning

L °C 103 103 103

Lube-oil temperature before en­gine, shutdown

L °C 105 105 105

Lube oil operating pressure before
engine, from

R bar 5.8 6.2 6.0

Lube-oil operating pressure before
engine, to

R bar 8.5 8.8 8.0

Lube oil operating pressure before
engine, warning

L bar 4.5 4.5 4.5

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Number of cylinders 12 16 18

Lube oil operating pressure before
engine, shutdown

L bar 4.0 4.0 4.0

Lube oil fine filter (main circuit):
number of cartridges per unit

2 3 3

Table 86: Lube oil system

Fuel system

Number of cylinders 12 16 18

Fuel pressure at engine supply
connection, min. (during engine
start)

L bar -0.5 -0.5 -0.5

Fuel pressure at engine supply
connection, max. (during engine
start)

L bar 0.5 0.5 0.5

Fuel supply flow rate, max. A Liters/min 30 30 30

Fuel return flow rate, max. A Liters/min 30 30 30

Table 87: Fuel system

General operating data

Number of cylinders 12 16 18

Coolant preheating: preheating
temperature (min.)

L °C 32 32 32

Starting is blocked if the engine
coolant temperature is below

°C -20 -20 -20

Firing speed, from R rpm 100 100 100

Firing speed. to R rpm 120 120 120

Table 88: General operating data

Inclined positions, standard oil system (reference: waterline)

Number of cylinders 12 16 18

Longitudinal inclination, continu­ous max. driving end bottom (op­tion: max. operating inclination po­sitions)

L Degrees (°) 5 5 5

Longitudinal inclination, continu­ous max. driving end top (option:
max. operating inclination posi­tions)

L Degrees (°) 5 5 5

Transverse inclination continuous
max. (design: max. operating incli­nation positions)

L Degrees (°) 10 10 10

Table 89: Inclined positions, standard oil system (reference: waterline)

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Capacities

Number of cylinders 12 16 18

Engine coolant capacity, engine
side (without cooling system)

R Liters 63 70 73

Charge-air coolant, engine side R Liters - - -

Fuel, engine side R Liters 6 6 7

Engine oil capacity, initial filling
(standard oil system) (design: max.
operating inclination positions)

R Liters 92 114 122

Oil change quantity max. (standard
oil system) (design: max. operating
inclination positions)

R Liters 80 102 110

Table 90: Capacities

Fan / fan cooler

Number of cylinders 12 16 18

Fan, pusher type X X X

Fan drive: mechanical via V-belt X X X

Table 91: Fan / fan cooler

Sound

Number of cylinders 12 16 18

Exhaust noise, not attenuated - DL
(free-field sound pressure level Lp,
1 m distance, ISO 6798, +3 dB(A)
tolerance)

R dB(A) 116 - -

Exhaust noise, not attenuated - DL
(sound power level LW, ISO 6798,
+3 dB(A) tolerance)

R dB(A) 128 - -

Engine surface noise with attenu­ated intake noise (filter) - DL (free­field sound power level Lp, 1 m
distance, ISO 6798, +2 dB(A) tol­erance)

R dB(A) 100 - 103

Engine surface noise with attenu­ated intake noise (filter) - DL
(sound power level LW, ISO
6798+2 db(A) tolerance)

R dB(A) 118 - 121

Table 92: Sound

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3.7 Engine data 16 V 2000 G36 F

Explanation:

DL Ref. value: Continuous power
BL Ref. value: Fuel stop power

A Design value
G Guaranteed value
R Guideline value

L Limit value up to which the engine can be operated without changes (e.g. to power settings).
N Value not yet defined

- Not applicable

X Applicable

Reference conditions

Engine model 16V2000G

36F

Application group 3B

Intake air temperature °C 25

Charge air coolant temperature °C -

Barometric pressure mbar 1000

Site altitude above sea level m 100

Table 93: Reference conditions

Power-related data (power ratings are net brake power as per ISO 3046)

Number of cylinders 16

Rated engine speed A rpm 1500

Continuous power ISO 3046 (10% overload capability) A kW 1000

Net brake power (without fan) (fuel stop power ISO 3046) A kW 1100

Mean effective pressure (pme) (continuous power ISO 3046) bar 22.4

Mean effective pressure (pme) (fuel stop power ISO 3046) bar 24.6

Table 94: Power-related data (power ratings are net brake power as per ISO 3046)

Boundary conditions (for maximum power)

Number of cylinders 16

Intake depression (new filter) A mbar 15

Intake depression, max. L mbar 40

Exhaust overpressure A mbar 30

Exhaust overpressure, max. L mbar 50

Fuel temperature at engine supply connection R °C 25

Fuel temperature at engine supply connection, max. L °C 65

Table 95: Boundary conditions (for maximum power)

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Consumption

Number of cylinders 16

Lube oil consumption after 100 hrs runtime (B = hourly fuel consumption) % of B 0.8

Table 96: Consumption

Model-related data (basic design)

Number of cylinders 16

Operating method: four-stroke cycle, diesel, single-action X

Combustion method: direct fuel injection X

Number of cylinders 12

Cylinder arrangement: Vee angle Degrees (°) 90

Bore mm 135

Stroke mm 156

Displacement of a cylinder Liters 2.233

Total displacement Liters 35.7

Compression ratio 17.5

Standard housing connecting flange (engine main PTO side) SAE 0

Table 97: Model-related data (basic design)

Air / exhaust gas

Number of cylinders 16

Charge-air pressure before cylinder - DL R bar abs 3.4

Charge-air pressure before cylinder - BL R bar abs 3.5

Table 98: Air / exhaust gas

Coolant system (HT circuit)

Number of cylinders 16

Coolant temperature (at engine connection: outlet to cooling system) A °C 100

Coolant temperature after engine, warning L °C 102

Coolant temperature after engine, shutdown L °C 105

Coolant antifreeze content, max. L % 50

Cooling system: coolant flow rate A m³/h 41.6

Coolant pump: inlet pressure, min. L bar 0.4

Coolant pump: inlet pressure, max. L bar 1.5

Pressure loss in external cooling system outside engine L bar 1.0

Breather valve (expansion tank) opening pressure at gauge pressure R bar 1.0

Cooling system: height above engine, max. L m 20

Table 99: Coolant system (HT circuit)

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Coolant system (LT circuit)

Number of cylinders 16

Coolant temperature before intercooler (at engine connection: cooling sys­tem inlet)

A °C -

Coolant antifreeze content, max. L % -

Coolant pump: inlet pressure, max. L bar -

Charge-air temperature after intercooler, max. L °C -

Breather valve (expansion tank) opening pressure at gauge pressure R bar -

Cooling system: height above engine, max. L m -

Table 100: Coolant system (LT circuit)

Lube oil system

Number of cylinders 16

Lube-oil operating temperature before engine, from R °C 75

Lube oil operating temperature before engine, to R °C 100

Lube-oil temperature before engine, warning L °C 103

Lube-oil temperature before engine, shutdown L °C 105

Lube oil operating pressure before engine, from R bar 6.2

Lube-oil operating pressure before engine, to R bar 8.8

Lube oil operating pressure before engine, warning L bar 4.5

Lube oil operating pressure before engine, shutdown L bar 4.0

Lube oil fine filter (main circuit): number of cartridges per unit 3

Table 101: Lube oil system

Fuel system

Number of cylinders 16

Fuel pressure at engine supply connection, min. (during engine start) L bar -0.5

Fuel pressure at engine supply connection, max. (during engine start) L bar 0.5

Fuel supply flow rate, max. L Liters/min 30

Fuel return flow rate, max. L Liters/min 30

Table 102: Fuel system

General operating data

Number of cylinders 16

Coolant preheating: preheating temperature (min.) L °C 32

Starting is blocked if the engine coolant temperature is below °C -20

Firing speed, from R rpm 100

Firing speed. to R rpm 120

Table 103: General operating data

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Inclined positions, standard oil system (reference: waterline)

Number of cylinders 16

Longitudinal inclination, continuous max. driving end bottom (option: max.
operating inclination positions)

L Degrees (°) 5

Longitudinal inclination, continuous max. driving end top (option: max. op­erating inclination positions)

L Degrees (°) 5

Transverse inclination continuous max. (design: max. operating inclination
positions)

L Degrees (°) 10

Table 104: Inclined positions, standard oil system (reference: waterline)

Capacities

Number of cylinders 16

Engine coolant capacity, engine side (without cooling system) R Liters 70

Charge-air coolant, engine side R Liters -

Fuel, engine side R Liters 6

Engine oil capacity, initial filling (standard oil system) (design: max. operat­ing inclination positions)

R Liters 114

Oil change quantity max. (standard oil system) (design: max. operating in­clination positions)

R Liters 102

Table 105: Capacities

Fan / fan cooler

Number of cylinders 16

Fan, pusher type X

Fan drive: mechanical via V-belt X

Table 106: Fan / fan cooler

Sound

Number of cylinders 16

Exhaust noise, not attenuated - DL (free-field sound pressure level Lp, 1 m
distance, ISO 6798, +3 dB(A) tolerance)

R dB(A) -

Exhaust noise, not attenuated - DL (sound power level LW, ISO 6798,
+3 dB(A) tolerance)

R dB(A) -

Engine surface noise with attenuated intake noise (filter) - DL (free-field
sound power level Lp, 1 m distance, ISO 6798, +2 dB(A) tolerance)

R dB(A) -

Engine surface noise with attenuated intake noise (filter) - DL (sound pow­er level LW, ISO 6798+2 db(A) tolerance)

R dB(A) -

Table 107: Sound

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3.8 Firing order

Firing order

Number of cylinders Firing order

12 V A1-B5-A5-B3-A3-B6-A6-B2-A2-B4-A4-B1

16 V A1-B5-A3-A5-B2-B8-A2-A8-B3-A7-B4-B6-A4-A6-B1-B7

18 V A1-B6-A3-B4-A5-B2-A7-B1-A9-B3-A8-B5-A6-B7-A4-B9-A2-B8

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3.9 Engine – Main dimensions

Engine model Length (A) Width (B) Height (C)

12 V 2000 B26F approx. 2044 mm approx. 1522 mm approx. 1470 mm

16 V 2000 B26F approx. 2394 mm approx. 1570 mm approx. 1421 mm

18 V 2000 B26F approx. 2569 mm approx. 1572 mm approx. 1421 mm

12 V 2000 G16F approx. 2044 mm approx. 1522 mm approx. 1470 mm

16 V 2000 G16F approx. 2394 mm approx. 1570 mm approx. 1421 mm

12 V 2000 G26F approx. 2044 mm approx. 1522 mm approx. 1470 mm

16 V 2000 G26F approx. 2394 mm approx. 1570 mm approx. 1421 mm

18 V 2000 G26F approx. 2569 mm approx. 1572 mm approx. 1421 mm

16 V 2000 G36F approx. 2394 mm approx. 1570 mm approx. 1421 mm

12 V 2000 B76 switcha­ble

approx. 2044 mm approx. 1522 mm approx. 1470 mm

16 V 2000 B76 switcha­ble

approx. 2394 mm approx. 1570 mm approx. 1421 mm

18 V 2000 B76 switcha­ble

approx. 2569 mm approx. 1572 mm approx. 1421 mm

Table 108: Engine model / deviations

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4 Operation

4.1 Preparing startup after long out-of-service periods (>3 months)

Preconditions

☑Engine is stopped and starting disabled.

☑MTU Fluids and Lubricants Specifications (A001061/..) are available.

Startup after long out-of-service periods (>3 months)

Item Action

Engine Remove preservative (→ Preservation and Represervation Specifications

(A001070/…)).

Lube oil system Check engine oil level (→ Page 99).

Fuel system Use appropriate equipment to fill system via fuel supply line.

Fuel system Vent (→ Page 85).

Coolant circuit If engine is out of service for more than one year, change engine coolant

(→ Page 109).

Coolant circuit Check engine coolant level (→ Page 108).

Coolant circuit Preheat engine coolant with coolant preheating unit (if fitted).

Engine control system Check plug connections (→ Page 130).

Engine control system Switch on.

Table 109: Startup after long out-of-service periods (>3 months)

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4.2 Preparations for startup after scheduled out-of-service-period

Preconditions

☑Engine is stopped and starting disabled.

Startup

Item Action

Lube oil system Check engine oil level (→ Page 99).

Coolant circuit Check engine coolant level (→ Page 108).

Coolant circuit Preheat engine coolant with coolant preheating unit, if fitted.

Fuel prefilter (if fitted) Drain water, see manufacturer's documentation.

Engine control system Switch on.

Table 110: Startup

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4.3 Starting the engine

Preconditions

☑Engine is not connected to load.

DANGER

Rotating and moving engine parts.

Risk of crushing, danger of parts of the body being caught or pulled in!

• Before cranking the engine with starter system, make sure that there are no persons in the en-

gine's danger zone.

WARNING

High level of engine noise when the engine is running.

Risk of damage to hearing!

• Wear ear protectors.

Start engine (for required operations, refer to the documentation of the vehi­cle/plant manufacturer).

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4.4 Operation monitoring

DANGER

Rotating and moving engine parts.

Risk of crushing, danger of parts of the body being caught or pulled in!

• Only run the engine at low power. Keep away from the engine's danger zone.

WARNING

High level of engine noise when the engine is running.

Risk of damage to hearing!

• Wear ear protectors.

Operation monitoring

Item Action

Control and display panels Check readings of operational data (speed, temperature, pressures).

Engine oil Check engine oil level (→ Page 99).

Engine operation Check engine visually for leaks and general condition;

Check engine for abnormal running noises, exhaust color and vibrations.

Air filter Check service indicator at air filter (if fitted), see manufacturer's docu-

mentation.

Exhaust system Check exhaust color (→ Page 65).

Fuel prefilter (if fitted) Check reading at differential pressure gauge of fuel prefilter, see manufac-

turer's documentation.

Engine coolant pump Check relief bore (→ Page 113).

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4.5 Engine ‒ Stopping

Preconditions

☑Engine is not connected to load.

NOTICE

Stopping the engine when it is running at full load subjects it to extreme thermal and mechanical
stresses.

Overheating of and, therefore, damage to components is possible!

• Before shutting down the engine, allow it to idle until the engine temperatures decrease and

constant levels are indicated.

Preparation

Item Action

Engine Allow the engine to cool down by running it at idle speed for approx. 5 mi-

nutes.

Stopping the engine

Item Action

Engine Stopping (→ Documentation of the vehicle/plant manufacturer).

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4.6 Emergency stop

NOTICE

An emergency stop causes extreme stress to the engine plant.

Risk of overheating, damage to components!

• Initiate emergency stop only in emergency situations.

Emergency stop

Item Action

Emergency stop pushbutton Press EMERGENCY STOP pushbutton.

•

Engine is stopped by disconnecting the power supply to the ECU;

•

Emergency air shutoff flaps close (if provided);

•

Signalization (e.g. by horn, beacon) is activated.

After emergency stop

Item Action

Switchgear cabinet, control
panel etc. (depending on
manufacturer)

Press pushbutton for alarm acknowledgment.

•

Audible and visual signalization stops.

Engine Manually open emergency air shutoff flaps (if provided).

•

Engine is ready for starting.

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4.7 After stopping the engine

Preconditions

☑MTU Preservation and Represervation Instructions (A001070/..) are available.

NOTICE

Coolant sensors may freeze if there is a risk of frost.

Risk of sensor damage!

• Protect sensors from frost.

After stopping the engine

Item Action

Coolant circuit Drain engine coolant (→ Page 110) if

•

freezing temperatures are expected, the engine is to remain out of
service for an extended period, but engine coolant has no antifreeze
additive.

•

the engine room is not heated.

•

the coolant is not kept at a suitable temperature.

•

the antifreeze concentration is insufficient for the engine-room tem­perature.

•

the antifreeze concentration is 50 % and the engine-room temperature
is below -40°C.

Engine control system Switch off (see manufacturer's documentation).

Air intake and exhaust sys­tem

If the engine is to remain out of service for more than one week, seal the en­gine's air and exhaust sides.
If the engine is to remain out of service for more than one month, carry out
preservation (→ MTU Preservation and Represervation Instructions
A001070/..).

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4.8 Plant – Cleaning

Preconditions

☑Engine is stopped and starting disabled.

☑Operating voltage is not applied.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Steam jet cleaner

- 1

Cleaner (Hakupur 312)

30390 1

WARNING

Compressed air gun ejects a jet of pressurized air.

Risk of injury to eyes and damage to hearing, risk of rupturing internal organs!

• Never direct air jet at people.

• Always wear safety goggles/face mask and ear defenders.

WARNING

Steam jet cleaner ejects jet of pressurized water.

Risk of injury to eyes and scalding!

• Never direct water jet at people.

• Wear protective clothing, protective gloves and safety goggles/face mask.

NOTICE

Cleaning agents should not be left to take effect for too long.

Damage to components is possible!

• Observe manufacturer's instructions.

NOTICE

Blowing down product with compressed air.

Entry of dirt and damage to components is possible!

• Do not aim compressed air gun directly at seals or electronic components such as connectors
or ECUs.

Plant – Cleaning

1. Carry out plant cleaning only in areas where an appropriate oil separator is provided (environmental
protection).

2. Prior to putting the cleaning unit into operation, read the operating instructions of the water/steam jet
unit carefully and observe the safety precautions.

3. For external cleaning of the plant with water or steam-jet cleaners:

• The pressure of the high-pressure jet (cleaning jet) must not exceed 50 bar.

• A minimum distance between spray nozzle and plant of 1 m must be observed.

• The temperature of the cleaning medium must not exceed 80°C.

4. For external cleaning with high-pressure jet, use a flat-mouth nozzle only.

Note: Never aim compressed air directly at electronic components.

5. Carry out external cleaning as follows:

a) Seal all openings in a suitable way.
b) Remove coarse dirt.
c) Spray on cleaner sparingly and leave it for 1 to 5 minutes.
d) Use the high-pressure jet to remove the loosened dirt.
e) Dry engine with compressed air.

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5 Maintenance

5.1 Maintenance schedule ‒ Task reference table [QL1]

The maintenance tasks and intervals for this product are defined in the maintenance schedule. The
maintenance schedule is an independent publication.

The task numbers in this table provide reference to the maintenance tasks specified in the maintenance
schedule.

Task

Option

Measures

W0500 Check engine oil level. (→ Page 99)

W0501 Visually inspect engine for leaks and general condition. (→ Page 59)

W0502 X Check intercooler drain(s). (→ Page 59)

W0503 Check service indicator of air filter. (→ Page 59)

W0505 Check relief bores of coolant pump(s) (→ Page 59)

W0506 Check for abnormal running noises, exhaust color and vibra-

tions.

(→ Page 59)

W0507 X Drain water and contaminants from fuel prefilter. (→ Page 59)

W0508 X Check reading on differential pressure gauge of fuel prefilter (→ Page 59)

W1001 Replace fuel filter or fuel filter element (→ Page 87)

W1003 Check drive belt condition and tension, replace if necessary (→ Page 115)

W1005 Replace air filter. (→ Page 93)

W1006 Replace fuel injectors/injectors. (→ Page 75)

W1008 Replace engine oil filter when changing engine oil, or when

the limit value (years) is reached, at the latest

(→ Page 101)

W1009 X Check layer thickness of the oil residue, clean and replace

filter sleeve, no later than with every engine oil change.

(→ Page 102)

W1055 Replace oil separator. (→ Page 70)

W1178 Replace pressure pipe connection in cylinder head (→ Page 82)

W1207 Check valve clearance, adjust if necessary. ATTENTION! Ini-

tial adjustment after 1,000 operating hours and after every
overhaul of the cylinder heads after 1,000 operating hours.

(→ Page 71)

W1244 X Check function of rod electrode . (→ Page 124)

W1245 X Check alarm function of differential-pressure gauge . (→ Page 123)

W1246 X Check pump capacity. (→ Page 125)

W1481 X Replace intermediate fuel filter or intermediate fuel filter ele-

ment.

-

W1636 Reset drift correction parameters (CDC) and enter code for

injectors (IIG).

(→ Page 81)

W1675 X Replace fuel prefilter or fuel prefilter element. (→ Page 92)

Table 111: Maintenance schedule task reference table [QL1]

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6 Troubleshooting

6.1 Troubleshooting

Engine does not turn when starter is actuated

Component Probable Cause Action

Battery Low or faulty Charge or replace (see manufacturer's

documentation).

Cable connections faulty Check if cable connections are properly

secured (see manufacturer's documen­tation).

Starter Engine cabling or starter faulty Check if cable connections are properly

secured, contact Service.

Engine cabling Faulty Check (→ Page 131).

Engine/generator
control system

Assemblies or connectors possibly loose Perform visual inspection (see manufac-

turer's documentation).

Engine governor Plug-in connections possibly loose Check plug-in connections (→ Page 130).

Engine Running gear blocked (engine cannot be

barred manually)

Contact Service.

Engine turns but does not fire

Component Probable Cause Action

Starter Poor rotation by starter Battery low or

faulty

Charge or replace battery (see manufac­turer's documentation).

Engine cabling Faulty Check (→ Page 131).

Fuel system Air in fuel system Vent fuel system (→ Page 85).

Engine governor Faulty Contact Service.

Engine fires unevenly

Component Probable Cause Action

Fuel injection equip­ment

Injector faulty Replace (→ Page 75).

Injection pump faulty Contact Service.

Engine cabling Faulty Check (→ Page 131).

Fuel system Air in fuel system Vent fuel system (→ Page 85).

Engine governor Faulty Contact Service.

Engine does not reach rated speed

Component Probable Cause Action

Fuel supply Fuel prefilter clogged Replace (→ Page 92).

Fuel filter clogged Replace (→ Page 87).

Air supply Air filter clogged Check signal ring position of service in-

dicator (→ Page 95).

Fuel injection equip­ment

Injector faulty Replace (→ Page 75).

Injection pump faulty Contact Service.

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Component Probable Cause Action

Engine cabling Faulty Check (→ Page 131).

Engine Overloaded Contact Service.

Engine speed not steady

Component Probable Cause Action

Fuel injection equip­ment

Injector faulty Replace (→ Page 75).

Injection pump faulty Contact Service.

Speed sensor Faulty Contact Service.

Fuel system Air in fuel system Vent fuel system (→ Page 85).

Engine governor Faulty Contact Service.

Charge air temperature too high

Component Probable Cause Action

Engine coolant Engine coolant treatment incorrect Check (MTU test kit).

Intercooler Contaminated Contact Service.

Engine room Air-intake temperature too high Check fans and intake/exhaust lines.

Charge-air pressure too low

Component Probable Cause Action

Air supply Air filter clogged Check signal ring position of service in-

dicator (→ Page 95).

Intercooler Contaminated Contact Service.

Exhaust turbocharger Faulty Contact Service.

Coolant leaks at intercooler

Component Probable Cause Action

Intercooler Leaking, major coolant discharge Contact Service.

Black exhaust gas

Component Probable Cause Action

Air supply Air filter clogged Check signal ring position of service in-

dicator (→ Page 95).

Fuel injection equip­ment

Injector faulty Replace (→ Page 75).

Injection pump faulty Contact Service.

Engine Overloaded Contact Service.

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Blue exhaust gas

Component Probable Cause Action

Engine oil Engine oil level too high Drain engine oil (→ Page 100).

Oil separator of crankcase breather con­taminated

Replace (→ Page 70).

Exhaust turbocharger,
cylinder head, piston
rings, cylinder liner

Faulty Contact Service.

White exhaust gas

Component Probable Cause Action

Engine Not at operating temperature Run engine to reach operating tempera-

ture.

Fuel system Water in fuel Check fuel system at fuel prefilter

Drain fuel prefilter (→ Page 89).

Intercooler Leaking Contact Service.

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7 Task Description

7.1 Engine

7.1.1 Engine – Cranking manually

Preconditions

☑Engine is stopped and starting disabled.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Barring tool

F6792910 1

Ratchet

F30006212 1

DANGER

Rotating and moving engine parts.

Risk of crushing, danger of parts of the body being caught or pulled in!

• Before barring the engine, make sure that there are no persons in the engine's danger zone.

• After finishing work on the engine, make sure that all safety devices are put back in place and all
tools are removed from the engine.

Cranking engine manually (later­al installation)

1. Remove starting equipment from flywheel
housing (→ Page 97).

2. Engage barring tool (2) with ring gear and
install on flywheel housing.

3. Apply ratchet (1) to barring tool (2).

4. Rotate crankshaft in engine direction of ro­tation. Apart from the normal compression
resistance, there should be no other resist­ance.

Result: If the resistance exceeds the normal com-

pression resistance, contact Service.

5. For removal, carry out reverse sequence.

6. Install starting equipment on flywheel
housing (→ Page 98).

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7.1.2 Engine – Barring with starting system

Preconditions

☑External pushbutton “Bar engine without starting” is provided.

DANGER

Rotating and moving engine parts.

Risk of crushing, danger of parts of the body being caught or pulled in!

• Before cranking the engine with starter system, make sure that there are no persons in the en­gine's danger zone.

Engine – Barring with starting system

1. Press pushbutton “Bar engine without starting” and hold it.

2. Let the crankshaft rotate until oil pressure is indicated, but not longer than 10 seconds.

3. Repeat this procedure after approx. 20 seconds if required.

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7.2 Crankcase Breather

7.2.1 Crankcase breather – Oil mist fine separator replacement

Preconditions

☑Engine is stopped and starting disabled.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Engine oil

Oil mist fine separator

(→ Spare Parts Catalog)

O-ring

(→ Spare Parts Catalog)

WARNING

Hot oil.
Oil can contain combustion residues which are harmful to health.

Risk of injury and poisoning!

• Wear protective clothing, gloves, and goggles / safety mask.

• Avoid contact with skin.

• Do not inhale oil vapor.

Replacing oil mist fine separator

1. Unscrew screws (1) and remove together
with washers (2) and retainer (3).

2. Replace oil mist fine separator (4).

3. Replace O-ring (5) if necessary.

4. Replace further oil mist fine separators in
the same way.

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7.3 Valve Drive

7.3.1 Valve clearance – Check and adjustment

Preconditions

☑Engine is stopped and starting disabled.

☑Engine coolant temperature is max. 40 °C.

☑Valves are closed.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Valve clearance gauge

Y4345893 1

Barring tool

F6792910 1

Ratchet

F30006212 1

Double-end box wrench

F30002800 1

Offset screwdriver

F30453001 1

Socket wrench

F30030450 1

Torque wrench, 10-60 Nm

F30510423 1

Measuring device

Y4348409 1

Preparatory steps

1. Install barring tool (→ Page 68).

2. Remove cylinder head cover (→ Page 74).

Positioning A1 cylinder piston at
TDC

Note: With cylinder head and valve gear installed.

1. Insert preloaded dial gauge (2) into meas­uring device (4) and clamp using screw (1).

2. Install measuring device (4) in cylinder
head and secure using knurled screw (3).

3. Zero dial gauge (2).

4. Turn engine using barring tool until piston
A1 reaches firing TDC.

Result: The piston is at firing TDC when both rock-

er arms are unloaded, i.e. have clearance.

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Checking valve clearance at two crankshaft positions

1. Check TDC position of piston in cylinder 1 bank A:

• If the rocker arms are unloaded at cylinder 1 bank A, the piston is in firing TDC.

• If the rocker arms are loaded at cylinder 1 bank A, the piston is in overlap TDC.

2. Check valve clearance with cold engine:

• Inlet (I) = 0.3 mm;

• exhaust (X) = 0.4 mm.

3. Check all valve clearance values at two crankshaft positions (firing TDC and overlap TDC) according to
the table below.

Position Cylinder 1 2 3 4 5 6 7 8 9 10

12 V

Firing TDC in cylinder A1 Bank A I X I – – X I – – X – –

Bank B I – – – – X I – I X – X

Overlap TDC in cylinder A1 Bank A – – – X I – – X I – I X

Bank B – X I X I – – X – – I –

16 V

Firing TDC in cylinder A1 Bank A I X – X – X I – – X I – – – – –

Bank B I – – X – – I – I X I – I X – X

Overlap TDC in cylinder A1 Bank A – – I – I – – X I – – X I X I X

Bank B – X I – I X – X – – – X – – I –

18 V

Firing TDC in cylinder A1 Bank A I X I – – X I – – X – – – X – – – –

Bank B – X – X – – I X – – I X I – I X I –

Overlap TDC in cylinder A1 Bank A – – – X I – – X I – I X I – I X I X

Bank B I – I – I X – – I X – – – X – – – X

I

Inlet: Inlet valve adjustment permitted

X

exhaust: Exhaust valve adjustment permitted

–

Valve adjustment not permitted

Table 112: Valve clearance adjustments

4. Use feeler gauge to check the distance between valve bridge and rocker arm.

5. If the deviation from the set value exceeds 0.1 mm, adjust valve clearance.

Adjusting valve clearance

1. Undo locknut (1) and unscrew adjusting
screw (2) a few turns.

2. Insert feeler gauge between valve bridge
and rocker arm (3).

3. Readjust adjusting screw (2) so that the
feeler gauge just passes through the gap.

4. Tighten locknut (1) with torque wrench to
the prescribed tightening torque of 50 Nm
while holding the adjusting screw (2) in
place with an offset screwdriver.

5. Insert feeler gauge between valve bridge
and rocker arm to verify that the gauge just
passes through the gap.

Result: If not, adjust valve clearance.

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Final steps

1. Remove barring tool.

2. Install cylinder head cover (→ Page 74).

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7.3.2 Cylinder head cover – Removal and installation

Preconditions

☑Engine is stopped and starting disabled.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Torque wrench, 8-40 Nm

F30043446 1

Torque wrench, 0.5-5 Nm

0015384230 1

Ratchet

F30027340 1

Engine oil

Gasket

(→ Spare Parts Catalog)

Preparatory steps

u Disconnect wiring harness.

Cylinder head cover – Removal
and installation

Note: Before removing the gasket, release injec-

tor clamps and remove spade lugs.

1. Remove cylinder head cover (2) with gas­ket (1) from cylinder head.

2. Clean mating face.

3. Check condition of gasket (1) in cylinder
head cover (2).

4. Replace gasket (1) if damaged.

5. Place gasket (1) in correct position on cyl­inder head.

6. Push spade lugs under the terminals on the injector and tighten with torque wrench to the specified
tightening torque.

Name Size Type Lubricant Value/Standard

Nut M4 Tightening torque (Engine oil) 1.5 Nm ±0.25 Nm

7. Install cylinder head cover (2) with screws (4) and washers (3).

Final steps

u Connect wiring harness.

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7.4 Injection Valve / Injector

7.4.1 Injector ‒ Replacement

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Injector

(→ Spare Parts Catalog)

Screw for hold-down clamp

(→ Spare Parts Catalog)

Replacing injector

u Remove injector and install new one (→ Page 76).

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7.4.2 Injector – Removal and installation

Preconditions

☑Engine is stopped and starting disabled.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Press-in tool

F6790085 1

Puller

F6790636 1

Fuel suction device

F30378207 1

Torque wrench, 20-100 Nm

F30026582 1

Torque wrench, 0.5-5 Nm

0015384230 1

Ratchet

F30027340 1

Plug-in open-end wrench, 19 mm

F30453236 1

Crowfoot wrench, 19 mm

F30027424 1

Ring socket, 22 mm

F30038494 1

Double-end box wrench

F30011450 1

Open-end socket wrench, 24 mm

F30453238 1

Assembly compound (Kluthe Hakuform 30-15)

X00067260 1

Engine oil

Sealing ring

(→ Spare Parts Catalog)

WARNING

Fuels are combustible.

Risk of fire and explosion!

• Avoid open flames, electrical sparks and ignition sources.

• Do not smoke.

WARNING

Compressed air gun ejects a jet of pressurized air.

Risk of injury to eyes and damage to hearing, risk of rupturing internal organs!

• Never direct air jet at people.

• Always wear safety goggles/face mask and ear defenders.

Preparatory steps

1. Shut off fuel supply line.

2. Drain fuel (→ Page 86).

3. Remove cylinder head cover (→ Page 74).

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Removing injector

1. Remove HP fuel line (1).

2. Unscrew union nut (2).

3. Pull out pressure pipe connection (3).

4. Extract fuel from the exposed bores using
the fuel suction device.

5. Disconnect terminals (arrow) on injector
and pull out spade lugs.

6. Remove gasket.

7. Remove screw (3).

Note: Screw (3) may be used only once.

8. Take off hold-down clamp (2).

9. Use the puller to carefully pull out injec­tor (1).

10. After removal, seal all openings with suita­ble covers.

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Installing injector

1. Remove all covers before installation.

2. Clean sealing face on cylinder head and
protective sleeve.

3. Coat sealing ring on injector (1) with as­sembly compound.

Note: Use either the press-in tool or the hold-

down clamp (2) to press injector (1) into
the cylinder head.

4. Align faces on injector (1) for mounting in
the hold-down clamp (2) and insert injector
by hand in a straight line into the cylinder
head.

5. Fit hold-down clamp (2) in correct position
by hand.

Installation without press-in tool

1. Insert new screw (3) and press injector (1) carefully into the cylinder head by tightening screw (3).

Name Size Type Lubricant Value/Standard

Screw M8 Preload torque (Engine oil) 5 Nm

2. Release screw (3) again and relieve hold-down clamp (2).

Installation with press-in tool

1. Place press-in tool on hold-down clamp (2) and press injector (1) carefully into the cylinder head.

2. Place hold-down clamp (2) in correct position, screw in screw (3) and tighten hand-tight.

Installing pressure pipe connec­tion

1. Blow out HP fuel line (1) and pressure pipe
connection (3) with compressed air.

2. Coat sealing ring with assembly compound.

3. Coat sealing cone of pressure pipe connec­tion (3) with engine oil.

4. Slide pressure pipe connection (3) up to
contact point on sealing ring in cylinder
head.

5. Press pressure pipe connection (3) in com­pletely by hand.

6. Align HP connection of injector with pres­sure pipe connection (3).

7. Coat thread and shoulder of union nut (2) with engine oil and tighten with torque wrench to the speci­fied tightening torque.

Name Size Type Lubricant Value/Standard

Retaining screw M25 Preload torque (Engine oil) 15 Nm +5 Nm

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8. Use torque wrench to tighten screw (3) for hold-down clamp (2) to the specified tightening torque.

Name Size Type Lubricant Value/Standard

Screw M8 Tightening torque (Engine oil) 40 Nm +4 Nm

9. Tighten union nut (2) on pressure pipe connection (3) with torque wrench to the specified tightening
torque.

Name Size Type Lubricant Value/Standard

Retaining screw M25 Tightening torque 50 Nm +5 Nm

Installing fuel line

1. Coat thread and shoulder of union nuts on HP fuel line (1) with engine oil.

Note: Position fuel line, ensuring it is free of tension.

2. Position fuel line (1) so that the union nut with the torque specification (2) faces the rail and the end
without torque specification faces the pressure pipe connection (3), and tighten hand-tight.

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3. Tighten union nut of HP fuel line (1) on rail to specified tightening torque using a torque wrench.
a) For single-wall high-pressure fuel system

Name Size Type Lubricant Value/Standard

Union nut M20 Tightening torque (Engine oil) 37 Nm +3 Nm

b) For double-wall high-pressure fuel system

Name Size Type Lubricant Value/Standard

Union nut M20 Tightening torque (Engine oil) 50 Nm +5 Nm

4. Tighten union nut of HP fuel line (1) on pressure pipe connection (3) to the specified tightening torque

using a torque wrench.

Name Size Type Lubricant Value/Standard

Union nut M16 Tightening torque (Engine oil) 37 Nm +3 Nm

Fitting gasket and connecting in­jector cable

1. Place gasket on cylinder head, ensuring

correct position.

2. Push spade lugs under the terminals (arrow) on the injector and tighten with torque wrench to the

specified tightening torque.

Name Size Type Lubricant Value/Standard

Nut M4 Tightening torque (Engine oil) 1.5 Nm ±0.25 Nm

Final steps

1. Install cylinder head cover (→ Page 74).

2. Open fuel supply line.

3. Vent fuel system (→ Page 85).

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7.4.3 Injector functions

Preconditions

☑Engine is stopped and starting disabled.

Note: Failure to reset drift compensation parameters (CDC) will void the emissions certification for the en-

gine.

Resetting drift correction parameters (CDC) with DiaSys®

1. (→ Dialog system DiaSys® E531920/..).

2. If no DiaSys® is available, contact Service.

Entering injector coding (IIG)

1. (→ Dialog system DiaSys® E531920/..).

2. If no DiaSys® is available, contact Service.

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7.5 Fuel System

7.5.1 HP fuel line and pressure pipe connection ‒ Replacement

Preconditions

☑Engine is stopped and starting disabled.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Torque wrench, 20-100 Nm

F30026582 1

Ratchet

F30027340 1

Plug-in open-end wrench, 19 mm

F30025897 1

Crowfoot wrench, 19 mm

F30027424 1

Ring socket, 24 mm

F30501562 1

Double-end box wrench

F30011450 1

Assembly compound (Kluthe Hakuform 30-15)

X00067260 1

Engine oil

Pressure pipe connection

(→ Spare Parts Catalog)

HP fuel line

(→ Spare Parts Catalog)

Gasket

(→ Spare Parts Catalog)

WARNING

Fuels are combustible.

Risk of fire and explosion!

• Avoid open flames, electrical sparks and ignition sources.

• Do not smoke.

Preparatory steps

1. Shut off fuel supply line.

2. Drain fuel (→ Page 86).

3. Remove engine control system (→ Page 129).

4. Remove charge-air pipes and take off seals (only on engines with air-to-charge-air cooling).

5. Remove fuel return line.

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Replacing HP fuel line and pres­sure pipe connection

1. Remove union nuts (1, 3) on HP fuel
line (2).

2. Remove HP fuel line (2).

3. Remove union nut (4).

4. Pull out pressure pipe connection (5).

5. Coat sealing ring of new pressure pipe con­nection (5) with assembly compound.

6. Coat cone of pressure pipe connection (5)
with engine oil.

7. Insert pressure pipe connection (5) into cyl­inder head until it has contact with the
sealing ring in the cylinder head.

8. Fully press in pressure pipe connection (5)
by hand.

9. Insert union nut (4).

10. Tighten union nut (4) with torque wrench to the specified tightening torque.

Name Size Type Lubricant Value/Standard

Union nut M24 Preload torque (Engine oil) 15 Nm +5 Nm

Union nut M24 Tightening torque 50 Nm +5 Nm

11. Coat mating face with engine oil between union nut and HP fuel line, end of line and thread on both
sides of the new HP fuel line (1).

12. Install new HP fuel line (2).

13. Tighten union nut (1) on HP fuel line (2) with torque wrench to the specified tightening torque.

a) For single-wall high-pressure fuel system

Name Size Type Lubricant Value/Standard

Union nut M20 Tightening torque (Engine oil) 37 Nm +3 Nm

b) For double-wall high-pressure fuel system

Name Size Type Lubricant Value/Standard

Union nut M20 Tightening torque (Engine oil) 50 Nm +5 Nm

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14. Tighten union nut (3) on HP fuel line (2) with torque wrench to the specified tightening torque.

Name Size Type Lubricant Value/Standard

Union nut M16 Tightening torque (Engine oil) 37 Nm +3 Nm

Final steps

1. Clean mating faces on cylinder head and charge-air pipe.

2. Check gaskets for damage and replace them, if required.

3. Coat gaskets with assembly compound and place on cylinder head.

4. Install leak-off-fuel lines.

5. Install charge-air pipes.

6. Install engine control system (→ Page 129).

7. Open fuel supply line.

8. Vent fuel system (→ Page 85).

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7.5.2 Fuel system – Venting

Preconditions

☑Engine is stopped.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Torque wrench, 6-50 Nm

F30027336 1

Ring socket, 22 mm

F30038494 1

WARNING

Fuels are combustible.

Risk of fire and explosion!

• Avoid open flames, electrical sparks and ignition sources.

• Do not smoke.

Fuel system – Venting

1. Open threaded vent plug (2) on filter head
and connect suitable hose.

2. Provide suitable container to collect escap­ing fuel.

3. Actuate hand pump (1) until bubble-free
fuel emerges at the threaded vent plug.

4. Close threaded vent plug.

Name Size Type Lubricant Value/Standard

Threaded vent plug M16 Tightening torque 6 Nm +2 Nm

5. Lock hand pump (1).

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7.5.3 Fuel – Draining

Preconditions

☑Engine is stopped and starting disabled.

WARNING

Fuels are combustible.

Risk of fire and explosion!

• Avoid open flames, electrical sparks and ignition sources.

• Do not smoke.

Fuel – Draining

1. Provide a suitable container in which to collect the fuel.

2. Remove fuel filter (→ Page 87).

3. Catch fuel as it runs out.

4. Install fuel filter (→ Page 87).

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7.6 Fuel Filter

7.6.1 Fuel filter – Replacement

Preconditions

☑Engine is stopped and starting disabled.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Filter wrench

F30379104 1

Easy-change filter

(→ Spare Parts Catalog)

WARNING

Fuels are combustible.

Risk of fire and explosion!

• Avoid open flames, electrical sparks and ignition sources.

• Do not smoke.

Fuel filter – Replacement

1. Remove easy-change filter (3) with filter
wrench.

2. Clean the sealing face on the retainer (1).

3. Slightly lubricate gasket (2) on the easy­change filter.

4. Screw on easy-change filter and tighten by
hand.

5. Replace further easy-change filters in the
same way.

6. Vent fuel system (→ Page 85)

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7.6.2 Fuel prefilter – Differential pressure gage check and adjustment of gage

DANGER

Rotating and moving engine parts.

Risk of crushing, danger of parts of the body being caught or pulled in!

• Only run the engine at low power. Keep away from the engine's danger zone.

WARNING

High level of engine noise when the engine is running.

Risk of damage to hearing!

• Wear ear protectors.

Setting adjustable pointer of dif­ferential pressure gage

1. After installation of a new filter element:
Align adjustable pointer (2) with pressure­indicating pointer (3) of pressure gage (1).

2. Verify that differential pressure is within
the limit.

Fuel prefilter – Checking differential pressure

1. With the engine running at full load or rated power, read off pressure at gage (1).

2. If differential pressure as indicated between position of adjustable pointer (2) and pressure-indicating
pointer (3) of pressure gage is ≥ 0.3 bar, flush filter element of the cut-in filter (→ Page 90).

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7.6.3 Fuel prefilter – Draining

Preconditions

☑Engine is stopped and starting disabled.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Diesel fuel

Sealing

(→ Spare Parts Catalog) 1

WARNING

Fuels are combustible.

Risk of fire and explosion!

• Avoid open flames, electrical sparks and ignition sources.

• Do not smoke.

Fuel prefilter – Draining

1. Open vent plug (1) of the filter.

2. Unlock drain cock (2) by pressing toggle
and open it.

3. Drain water and contaminants from the fil­ter until pure fuel emerges.

4. Close drain cock (2).

5. Remove screws (4) securing the cover (1)
and take off cover.

6. Fill filter housing with clean fuel.

7. Insert new seal (3) in cover (1).

8. Fit cover (1) with seal (3) and tighten
screws (4).

9. When fuel emerges from system, close
vent plug (2).

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7.6.4 Fuel prefilter – Flushing

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Fuel

Seal

(→ Spare Parts Catalog)

DANGER

Rotating and moving engine parts.

Risk of crushing, danger of parts of the body being caught or pulled in!

• Only run the engine at low power. Keep away from the engine's danger zone.

WARNING

Fuels are combustible.

Risk of fire and explosion!

• Avoid open flames, electrical sparks and ignition sources.

• Do not smoke.

WARNING

High level of engine noise when the engine is running.

Risk of damage to hearing!

• Wear ear protectors.

Fuel prefilter – Flushing

1. Cut out the contaminated filter.
1 Left filter cut in
2 Right filter cut in

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2. Open threaded vent plug (5) of the filter to
be flushed.

3. Unlock drain cock (6) by pressing toggle,
open it and drain fuel.

Result: Fuel flows from filtered side back to the un-

filtered side, flushing the filter deposits
downwards out of the filter.

4. Close threaded vent plug (5) and drain
cock (6).

Fuel prefilter – Filling with fuel

1. Stop engine (→ Page 60) and disable engine start.

2. Remove screws securing the cover and take off cover (2).

3. Fill filter housing with clean fuel.

4. Place new seal in cover (2).

5. Fit cover with gasket and secure it with screws.

6. Check differential pressure (→ Page 88).

Result: If flushing did not lead to an improvement of the differential pressure, replace filter element of fuel pre-

filter (→ Page 92).

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7.6.5 Fuel prefilter – Filter element replacement

Preconditions

☑Engine is stopped and starting disabled.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Diesel fuel

Filter element

(→ Spare Parts Catalog)

Gasket

(→ Spare Parts Catalog)

WARNING

Fuels are combustible.

Risk of fire and explosion!

• Avoid open flames, electrical sparks and ignition sources.

• Do not smoke.

Replacing filter element

1. Close shut-off valve in fuel supply line.

2. Open vent plug (1) of the filter.

3. Unlock drain cock (2) by pressing toggle
and open it.

4. Drain water and dirt from filter.

5. Close drain cock (2).

6. Remove screws (6) securing the cover (1)
and take off cover.

7. Remove spring (2) and filter element (3).

8. Insert new filter element (3) and spring
housing (2).

9. Fill filter housing with clean fuel.

10. Insert new seal (5) in cover (1).

11. Fit cover (1) with seal (5) and tighten
screws (6).

12. Close vent plug (4) when fuel emerges.

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7.7 Air Filter

7.7.1 Air filter – Replacement

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Air filter

(→ Spare Parts Catalog)

Filter insert

(→ Spare Parts Catalog)

Filter element

(→ Spare Parts Catalog)

Air filter – Replacement

1. Remove air filter(s) and install new one(s) (→ Page 94).

2. Reset signal ring of service indicator (→ Page 95).

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7.7.2 Air filter – Removal and installation

Preconditions

☑Engine is stopped and starting disabled.

Air filter – Removal and installa­tion

1. Release clamp (2).

2. Remove air filter (1) and clamp (2) from
connecting flange of intake housing (3).

3. Clean the connecting flange of the intake
housing (3) and check it for free passage.

4. Fit air filter (1) and clamp (2) on connecting
flange of intake housing (3).

5. Tighten clamp (2).

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7.8 Air Intake

7.8.1 Service indicator – Signal ring position check

Preconditions

☑Engine is stopped and starting disabled.

Checking signal ring position

1. If the signal ring is completely visible in the
control window (2), replace air filter
(→ Page 93).

2. After installation of new filter, press reset
button (1).

Result: Engaged piston with signal ring moves

back to initial position.

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7.9 Starting Equipment

7.9.1 Electric starter – Overview

1 Starter
2 Gasket
3 Flange

4 Gasket
5 Stud screw
6 Washer

7 Nut

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7.9.2 Starter – Removal

Preconditions

☑Engine is stopped and starting disabled.

DANGER

Electric voltage supply for operation.

Danger of burns and fatal electric shock!

• Make certain that the power supply to the product is switched off before starting work. Secure
against unintentional switching on!

WARNING

The component is very heavy and may fall or tip over if unstable.

Risk of crushing injuries to persons or limbs!

• Use appropriate lifting gear and equipment.

• Wear safety footwear.

Disconnecting and removing starter

1. Prior to disconnection, mark all cables.

2. Disconnect all cables from starter.

3. Protect all cables from damage.

4. Remove starter nuts as shown in overview drawing (→ Page 96).

5. Remove starter.

6. Protect starter from damage.

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7.9.3 Starter ‒ Installation

DANGER

Electric voltage supply for operation.

Danger of burns and fatal electric shock!

• Make certain that the power supply to the product is switched off before starting work. Secure
against unintentional switching on!

WARNING

The component is very heavy and may fall or tip over if unstable.

Risk of crushing injuries to persons or limbs!

• Use appropriate lifting gear and equipment.

• Wear safety footwear.

Installing starter

1. Coat starter pinion with lubricating grease.

2. Install starter as shown in overview drawing (→ Page 96).

Starter, electrical connection

1. Connect cables in accordance with the marking.

2. Screw on nuts of connections and use torque wrench to tighten to specified tightening torque.
a) Terminal 30 (battery connection)

Name Size Type Lubricant Value/Standard

Nut M18 Tightening torque 24.7 - 27.5 Nm

b) Terminal 50 (switching connection)

Name Size Type Lubricant Value/Standard

Nut M6 Tightening torque 5 - 7 Nm

c) Terminal 31 (negative terminal)

Name Size Type Lubricant Value/Standard

Nut M6 Tightening torque 13.5 - 15.8 Nm

3. Check starter for correct operation.

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7.10 Lube Oil System, Lube Oil Circuit

7.10.1 Engine oil – Level check

Preconditions

☑Engine is stopped and starting disabled.

Oil level check prior to engine
start

1. Withdraw oil dipstick from guide tube and
wipe it.

2. Insert oil dipstick into guide tube up to the
stop, withdraw after approx. 10 seconds
and check oil level.

3. Oil level must be between "min." (2) and
"max." (1) marks.

4. Top up with oil up to the "max" (1) mark
(→ Page 100) if required.

5. Insert oil dipstick into guide tube up to the
stop.

Oil level check after the engine is stopped

1. 5 minutes after stopping the engine, remove oil dipstick from the guide tube and wipe it.

2. Insert oil dipstick into guide tube up to the stop, withdraw after approx. 10 seconds and check oil level.

3. Oil level must be between "min." and "max." marks.

4. Top up to "max." if required (→ Page 100).

5. Insert oil dipstick into guide tube up to the stop.

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7.10.2 Engine oil – Change

Preconditions

☑Engine is stopped and starting disabled.

☑Engine is at operating temperature.

☑MTU Fluids and Lubricants Specifications (A001061/..) are available.

Special tools, Material, Spare parts

Designation / Use Part No. Qty.

Engine oil

Sealing ring

(→ Spare Parts Catalog)

WARNING

Hot oil.
Oil can contain combustion residues which are harmful to health.

Risk of injury and poisoning!

• Wear protective clothing, gloves, and goggles / safety mask.

• Avoid contact with skin.

• Do not inhale oil vapor.

Oil change without semirotary hand pump: Draining oil at drain plug on oil
pan

1. Provide a suitable container to collect the oil.

2. Remove drain plug and drain oil.

3. Install drain plug with new sealing ring.

4. Replace engine oil filter (→ Page 101).

Oil change with semirotary hand pump: Oil extraction

1. Provide a suitable container to collect the oil.

2. Extract all oil from oil pan using the semirotary hand pump.

3. Replace engine oil filter (→ Page 101).

Filling with new oil

1. Open cover on filler neck.

2. Pour oil in at filler neck up to "max." mark
at oil dipstick.

3. Close cover on filler neck.

4. Check engine oil level (→ Page 99).

5. After oil change and filter replacement, bar
engine with starting system (→ Page 69).

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