This manual contains complete rebuild specifications and information for the M11 model engines, and all associated components manufactured by Cummins Engine Company, Inc. A listing of accessory and component
suppliers’ addresses and telephone numbers is located in Section C. Suppliers can be contacted directly for any
information not covered in this manual.
Read and follow all safety instructions. Refer to the WARNING in the General Safety Instructions in this
section.
The repair procedures in this manual are based on the engine being installed on an approved engine stand. Some
rebuild procedures require the use of special service tools. Make sure the correct tools are used as described in
the procedures.
When a specific brand name, number, or special tool is referenced in this manual, an equivalent product can be
used in place of the recommended item.
A series of specific service manuals (Troubleshooting and Repair, Specifications, Alternative Repair, and so on.)
are available and can be ordered by filling outand mailing the LiteratureOrder Formlocated in the Service Literature
Section L.
Reporting of errors, omissions, and recommendations for improving this publication by the user is encouraged.
Please use the postage paid, self-addressed Literature Survey Form in the back of this manual for communicating
your comments.
The specifications and rebuild information in this manual is based on the information in effect at the time of printing.
Cummins Engine Company, Inc. reserves the right to make any changes at any time without obligation. If
differences are found between your engine and the information in this manual, contact a Cummins Authorized
Repair Location, a Cummins Division Office, or the factory.
The latest technology and the highest quality components are used to manufacture Cummins engines. When
replacement parts are needed, we recommend using only genuine Cummins or ReConT exchange parts. These
parts can be identified by the following trademarks:
Engine Disassembly and Assembly – Group 00 ...........................................................................0
Cylinder Block – Group 01 ............................................................................................................1
Cylinder Head – Group 02 .............................................................................................................2
Rocker Levers – Group 03.............................................................................................................3
Cam Followers – Group 04 ............................................................................................................4
Fuel System – Group 05 ................................................................................................................5
Injectors and Fuel Lines – Group 06.............................................................................................6
Lubricating Oil System – Group 07...............................................................................................7
Cooling System – Group 08 ..........................................................................................................8
Drive Units – Group 09 ..................................................................................................................9
Air Intake System – Group 10 .......................................................................................................10
Exhaust System – Group 11..........................................................................................................11
Air Equipment – Group 12.............................................................................................................12
Electrical Equipment – Group 13 ..................................................................................................13
Engine Testing – Group 14............................................................................................................14
Instruments and Controls – Group 15...........................................................................................15
Mounting Adaptations – Group 16 ................................................................................................16
Specifications – Group 18 .............................................................................................................V
Vehicle Braking – Group 20...........................................................................................................20
Service Literature ..........................................................................................................................L
Component Manufacturers: Names and Addresses .....................................................................C
Index .............................................................................................................................................X
Cummins’ 22-Group System Exploded Diagram
Section i - Introduction
M11Page i-1
Section i - Introduction
Section Contents
Page
About the Manual................................................................................................................................................ i-2
Definition Of Terms ........................................................................................................................................... i-11
General Cleaning Instructions .......................................................................................................................... i-10
Glass or Plastic Bead Cleaning ...................................................................................................................... i-10
Solvent and Acid Cleaning.............................................................................................................................. i-10
General Repair Instructions................................................................................................................................ i-9
Welding on a CELECT™ Controlled Vehicle....................................................................................................... i-9
General Safety Instructions................................................................................................................................ i-8
Important Safety Notice .................................................................................................................................... i-8
How to Use the Manual....................................................................................................................................... i-2
This M11 Shop Manual is intended to aid mechanics in disassembly, inspecting parts for reuse, rebuilding and
assembly of components on M11 engines. The manual is divided into sections. Section 0 outlines the disassembly
and assembly of the engine while the other sections detail specific components.
How to Use the Manual
This manual is divided in the same group system used for Cummins’ filmcard system. Each group is organized
in a way that all mechanics, both those who are and are not familiar with the M11 engine models, can reference
the manual. Refer to the Table of Contents at the front of the manual to determine the group that details the desired
information.
Each group contains the following in sequence:
• Section contents at the beginning of each group to quickly aid in locating the information desired.
• Service tools list with recommended tools needed to rebuild the components.
• General information to aid in rebuilding the component, and an explanation of design change differences.
• Step-by-step rebuild instructions for disassemby, cleaning, inspection and assembly of the component.
• Symbols which represent the action outlined in the instructions. The definitions of the symbols, listed in four
languages (English, Spanish, French and German), appear on pages i-3 through i-6.
Topics will be listed alphabetically on the ‘‘Section Contents’’ page. All procedures are described using the ‘‘text
symbol picture’’ (TSP) format. In general, each component rebuild will be described through a 3-step sequence
of: (1) cleaning and inspection for reuse; (2) rebuild; and (3) replacement. Reference numbers (procedurenumbers)
are assigned to each process. Reference numbers are constructed with a section number and a two-digit
sequenced number.
Both metric and U.S. customary values are used in this manual. The metric value is listed first, followed by the
U.S. customary in brackets. An example is 60°C [140°].
Section i - IntroductionSymbols
M11Page i-3
Symbols
The following symbols have been used in this manual to help communicate the intent of the instructions. When
one of the symbols appears, it conveys the meaning defined below:
WARNING - Serious personal injury or extensive property damage can result if the warning
instructions are not followed.
CAUTION - Minorpersonal injury can result, or a part,an assembly,or the enginecan be damaged
if the caution instructions are not followed.
Indicates a REMOVAL or DISASSEMBLY step.
Indicates an INSTALLATION or ASSEMBLY step.
INSPECTION is required.
CLEAN the part or assembly.
PERFORM a mechanical or time MEASUREMENT.
LUBRICATE the part or assembly.
Indicates that a WRENCH or TOOL SIZE will be given.
TIGHTEN to a specific torque.
PERFORM an electrical MEASUREMENT.
Refer to another location in this manual or another publication for additional information.
The component weighs 23 kg [50 lb] ormore. To avoid personal injury,use a hoistor get assistance
to lift the component.
SimbolosSection i - Introduction
M11Page i-4
Simbolos
Los sı´mbolos siguientes son usados en este manual para clarificar el proceso de las instrucciones. Cuando
aparece uno de estos sı´mbolos, su significado se especifica en la parte inferior.
ADVERTENCIA - Serios dan˜os personales o dan˜o a la propiedad puede resultar si las instrucciones de Advertencia no se consideran.
PRECAUCION - Dan˜os menores pueden resultar, o de piezas del conjunto o el motor puede
averiarse si las instrucciones de Precaucio´n no se siguen.
Indica un paso de REMOCION o DESMONTAJE.
Indica un paso de INSTALACION o MONTAJE.
Se requiere INSPECCION.
LIMPIESE la pieza o el montaje.
EJECUTESE una MEDICION meca´nica o del tiempo.
LUBRIQUESE la pieza o el montaje.
Indica que se dara´ una LLAVE DE TUERCAS oelTAMAN˜O DE HERRAMIENTA.
APRIETESE hasta un par torsor especı´fico.
EJECUTESE una MEDICION ele´ctrica.
Para informacio´n adicional refie´rase a otro emplazamiento de este manualoaotrapublicacio´n
anterior.
El componente pesa 23 kg [50 lb] o mas. Paraevitardano corporal empleen una cabriau obtengan
ayuda para elevar el componente.
Section i - IntroductionSymbole
M11Page i-5
Symbole
In diesem Handbuch werden die folgenden Symbole verwendet, die wesentliche Funktionen hervorheben. Die
Symbole haben folgende Bedeutung:
WARNUNG - Wird die Warnung nicht beachtet, dann besteht erho¨hte Unfall- und
Bescha¨digungsgefahr.
VORSICHT - Werden die Vorsichtsmassnahmen nicht beachtet, dann besteht Unfall- und
Bescha¨digungsgefahr.
AUSBAU bzw. ZERLEGEN.
EINBAU bzw. ZUSAMMENBAU.
INSPEKTION erforderlich.
Teil oder Baugruppe REINIGEN.
DIMENSION - oder ZEITMESSUNG.
Teil oder Baugruppe O¨LEN.
WERKZEUGGRO¨SSE wird angegeben.
ANZUG auf vorgeschriebenes Drehmoment erforderlich.
Elektrische MESSUNG DURCHFU¨HREN.
Weitere Informationen an anderer Stelle bzw. in anderen Handbu¨chern.
Das teil weigt 23 kg [50 lb] oder mehr. Zur vermeidungvon koerperverletzungwinde benutzenoder
hilfe beim heben des teils in anspruch nehmen.
SymbolesSection i - Introduction
M11Page i-6
Symboles
Les symboles suivants sont utilise´s dans ce manuel pour aider a` communiquer le but des instructions. Quand l’un
de ces symboles apparaıˆt,ile´voque le sens de´fini ci-dessous:
AVERTISSEMENT - De graves le´sions corporelles ou des dommages mate´riels conside´rables
peuvent survenir si les instructions donne´ es sous les rubriques ″Avertissement″ ne sont pas
suivies.
ATTENTION - De petites le´sions corporelles peuvent survenir, ou bien une pie` ce, un ensemble
ou le moteur peuvent eˆtre endommage´s si lesinstructions donne´es sous les rubriques ″Attention″ne sont pas suivies.
Indique une ope´ration de DEPOSE.
Indique une ope´ration de MONTAGE.
L’INSPECTION est ne´ cessaire.
NETTOYER la pie`ce ou l’ensemble.
EFFECTUER une MESURE me´canique ou de temps.
GRAISSER la pie`ce ou l’ensemble.
Indique qu’une DIMENSION DE CLE ou D’OUTIL sera donne´e.
SERRER a` un couple spe´ cifique.
EFFECTUER une MESURE e´lectrique.
Se reporter a` un autre endroit dans ce manuel ou a` une autre publication pour obtenir des
informations plus comple`tes.
Le composant pese 23 kg [50 lb] ou davantage. Pour eviter toute blessure, employer un appariel
de levage ou demander de l’aide pour le soulever.
Section i - IntroductionIllustrations
M11Page i-7
Illustrations
The illustrations used in the ″Repair Sections″ of this
manual are intended to give an example of a problem,
and to show what to look for and where the problem can
be found. Some of the illustrations are ‘‘generic’’ and
might not look exactly like the engine or parts used in
your application. The illustrations can contain symbols
to indicate an action required, and an acceptable or not
acceptable condition.
The illustrations are intended to show repair or replacement procedures. The illustration can differ from your
application, but the procedure given will be the same.
General Safety InstructionsSection i - Introduction
M11Page i-8
General Safety Instructions
Important Safety Notice
WARNING
Improper practices or carelessness can cause burns, cuts, mutilation, asphyxiation or other bodily injury
or death.
Read and understand all of the safety precautions and warnings before performing any repair. This list contains
the general safety precautions that must be followed to provide personal safety. Special safety precautions are
included in the procedures when they apply.
• Make sure the work area surrounding the product is dry, well lit, ventilated; free from clutter, loose tools, parts,
ignition sources and hazardous substances. Be aware of hazardous conditions that can exist.
• Always wear protective glasses and protective shoes when working.
• Rotating parts can cause cuts, mutilation or strangulation.
•Donot wear loose-fitting or torn clothing. Remove all jewelry when working.
• Disconnect the battery (negative [-] cable first) anddischarge any capacitors before beginning any repair work.
Disconnect the air starting motor if equipped to prevent accidental engine starting. Put a ‘‘Do Not Operate’’
tag in the operator’s compartment or on the controls.
• Use ONLY the proper engine barring techniques for manually rotating the engine. Do not attempt to rotate the
crankshaft by pulling or prying on the fan. This practice can cause serious personal injury, property damage,
or damage to the fan blade(s) causing premature fan failure.
• If an engine has been operating and the coolant is hot, allow the engine to cool before you slowly loosen the
filler cap and relieve the pressure from the cooling system.
•Donot work on anything that is supported ONLY by lifting jacks or a hoist. Always use blocks or proper stands
to support the product before performing any service work.
• Relieve all pressurein the air, oil, andthe cooling systemsbeforeany lines, fittings, or related items are removed
or disconnected. Be alert for possible pressure when disconnecting any device from a system that utilizes
pressure. Do not check for pressure leaks with your hand. High pressure oil or fuel can cause personal injury.
• To prevent suffocation and frostbite, wear protective clothing and ONLY disconnect liquid refrigerant (freon)
lines in a well ventilated area. To protect the environment, liquid refrigerant systems must be properly emptied
and filled using equipment that prevents the release of refrigerant gas (fluorocarbons) into the atmosphere.
Federal law requires capture and recycling refrigerant.
• To avoid personal injury, use a hoist or getassistance when lifting components that weigh 23kg [50 lb] or more.
Make sure all lifting devices such as chains, hooks, or slings are in good condition and are of the correct
capacity. Make sure hooks are positioned correctly. Always use a spreader bar when necessary. The lifting
hooks must not be side-loaded.
• Corrosion inhibitor contains alkali. Donot get the substance inyour eyes. Avoid prolonged or repeated contact
with skin. Do not swallow internally. In case of contact, immediately wash skin with soap and water. In case
of contact, immediately flood eyes with large amounts of water for a minimum of 15 minutes. IMMEDIATELY
CALL A PHYSICIAN. KEEP OUT OF REACH OF CHILDREN.
• Naptha and Methyl Ethyl Ketone (MEK) are flammable materials and must be used with caution. Follow the
manufacturer’s instructions to provide complete safety when using these materials. KEEP OUT OF REACH
OF CHILDREN.
• To avoid burns, be alert for hot parts on products that have just been turned OFF, and hot fluids in lines, tubes,
and compartments.
• Always use tools that are in good condition. Make sure you understand how to use them before performing
any service work. Use ONLY genuine Cummins or Cummins ReconW replacement parts.
• Always use the same fastener part number (or equivalent) when replacing fasteners. Do not use a fastener
of lessor quality if replacements are necessary.
•Donot perform any repair when fatigued or after consuming alcohol or drugs that can impair your functioning.
• Some state and federal agencies in the United States of America have determined that used engine oil can
be carcinogenic and can cause reproductive toxicity. Avoid inhalation of vapors, ingestion, and prolonged
contact with used engine oil.
Section i - IntroductionGeneral Repair Instructions
M11Page i-9
General Repair Instructions
This engine incorporates the latest diesel technology at the time it was manufactured; yet, it is designed to be
repaired using normal repair practices performed to quality standards.
•Cummins Engine Company, Inc. does not recommend or authorize any modifications or repairs to
engines or components except for those detailed in Cummins Service Information. In particular, unauthorized repair to safety-related components can cause personal injury or death. Below is a partial
listing of components classified as safety-related:
Air Compressor
Air Controls
Air Shutoff Assemblies
Balance Weights
Cooling Fan
Fan Hub Assembly
Fan Mounting Bracket(s)
Fan Mounting Capscrews
Fan Hub Spindle
Flywheel
Flywheel Crankshaft Adapter
Flywheel Mounting Capscrews
Fuel Shutoff Assemblies
Fuel Supply Tubes
Lifting Brackets
Throttle Controls
Turbocharger Compressor Casing
Turbocharger Oil Drain Line(s)
Turbocharger Oil Supply Line(s)
Turbocharger Turbine Casing
Vibration Damper Mounting Capscrews
•Follow All Safety Instructions Noted in the Procedures.
-Follow the manufacturer’s recommendations for cleaning solvents and other substances used during the
repair of the engine. Some solvents and used engine oil have been identified by government agencies as
toxic or carcinogenic. Avoid excessive breathing, injestion and contact with such substances. Always use
good safety practices with tools and equipment.
•Provide A Clean Environment and Follow the Cleaning Instructions Specified in the Procedures
-The engine and its components must be kept clean during any repair. Contamination of the engine or
components will cause premature wear.
•Perform the Inspections Specified in the Procedures.
•Replace all Components or Assemblies Which are Damaged or Worn Beyond the Specifications
•Use Genuine Cummins New or ReConW Service Parts and Assemblies
-The assembly instructions have been written to use again as many components and assemblies as
possible. When it is necessary to replace a component or assembly, the procedure is based on the use
of new Cummins or Cummins ReConW components. All of the repair services described in this manual
are available from all Cummins Distributors and most Dealer locations.
•Follow The Specified Disassembly and Assembly Procedures to Avoid Damage to the Components.
Completerebuild instructions are available in the shop manual which can be ordered or purchased from a Cummins
Authorized Repair Location. Refer to Section L, Literature, for ordering instructions.
Welding on a CELECT™ Controlled Vehicle
Caution: When welding on a CELECT™ controlled vehicle, to protect the ECM computer circuits, the
procedure below MUST be followed:
1. Remove all three connectors going to the ECM.
2. Disconnect the negative (-) and positive (+) battery cables from the battery.
3. Do NOT connect the welder ground cable to any part of the CELECT™ control system.
General Cleaning InstructionsSection i - Introduction
M11Page i-10
General Cleaning Instructions
Solvent and Acid Cleaning
Severalsolvent and acid-type cleaners can be used to clean the engine parts. Cummins Engine Company,
Inc. does not recommend any specific cleaners. Always follow the cleaner manufacturer’s instructions.
Experience has shown that the best results can be obtained using a cleaner that can be heated to 90 to
95 degrees Celsius [180 to 200 degrees Fahrenheit]. A cleaning tank that provides a constant mixing and
filtering of the cleaning solution will give the best results.
Removeall the gasket material, o-rings, and thedeposits of sludge,carbon, etc., with a wirebrush or scraper
before putting the parts in a cleaning tank. Be careful not to damage any gasket surfaces. When possible,
steam clean the parts before putting them in the cleaning tank.
Warning: Acid is extremely dangerous, and can damage the machinery. Always provide a tank of strong
soda water as a neutralizing agent.
Rinse all of the parts in hot water after cleaning. Dry completely with compressed air. Blow the rinse water from
all of the capscrew holes and the oil drillings.
If the parts are not to be used immediately after cleaning, dip them in a suitable rustproofing compound. The
rustproofing compound must be removed from the parts before installation on the engine.
Steam Cleaning
Steam cleaning can be used to remove all types of dirt that can contaminate the cleaning tank. It is a good
way to clean the oil drillings.
Warning: Wear protective clothing to prevent personal injury from the high pressure and extreme heat.
Do not steam clean the following parts:
1. Electrical Components
2. Wiring
3. Injectors
4. Fuel Pump
5. Belts and Hoses
6. Bearings
Glass or Plastic Bead Cleaning
Glass or plastic bead cleaning can be used on many engine components to remove carbon deposits. The
cleaning process is controlled by the size of the glass or plastic beads, the operating pressure, and the
cleaning time.
Caution: Do not use glass or plastic bead cleaning on aluminum piston skirts. Do not use glass bead
cleaning on aluminum ring grooves. Small particles of glass or plastic will embed in the aluminum and
result in premature wear. Valves, turbocharger shafts, etc., can also be damaged. Follow the cleaning
directions listed in the procedures.
NOTE: Plastic bead blasting media, Part No. 3822735, can be used to clean aluminum ring grooves. Do not use
any bead blasting media on pin bores or aluminum skirts.
Follow the equipment manufacturer’s cleaning instructions. The following guidelines can be used to adapt to
manufacturer’s instructions:
1.Bead size: -Use U.S. size No. 16-20 for piston cleaning with plastic bead media, Part No. 3822735.
-Use U.S. size No. 70 for piston domes with glass media.
-Use U.S. size No. 60 for general purpose cleaning with glass media.
2.Operating Pressure:- Glass: Use 620 kPa [90 psi] for general purpose cleaning.
- Plastic: Use 270 kPa [40 psi] for piston cleaning.
3.Steam clean or wash the parts with solvent to remove all of the foreign material and glass or plastic
beads after cleaning. Rinse with hot water. Dry with compressed air.
4.Do not contaminate the wash tanks with glass or plastic beads.
Section i - IntroductionDefinition Of Terms
M11Page i-11
Definition Of Terms
A.C.:Alternating Current
ACT
Harness:
AFC:Air Fuel Control; a device in the fuel pump that limits the fuel delivery until
Alligator Clip:An electrical test clip attached to the end of a wire
API:American Petroleum Institute
ASA:Air Signal Attenuator
ASTM:American Society of Testing and Materials
ATDC:After Top Dead Center; refers to the position of the piston or the crankshaft
BDC:Bottom Dead Center; refers to the position of the piston or the crankshaft rod
BTDC:Before Top Dead Center; refers to the position of the piston or the crankshaft
C:Celsius
CAC:Charge Air Cooler
CARB:California Air Resources Board
CELECT™:A fuel control system that electronically controls the fuel injection to improve
The wiring harness used to connect the actuators to the ECM
there is sufficient intake manifold pressure to allow for complete combustion.
rod journal. The piston is moving downward on the power stroke or intake
stroke.
journal. The piston is at its lowest position in the cylinder.
rod journal. The piston is moving upward on the power stroke or exhaust
stroke.
fuel economy and to reduce the exhaust emissions. The system does this by
controlling the torque and horsepower curve, AFC (smoke) function, engine
high speed, engine low idle speed and the road speed.
The CELECT™ system also can control fan clutch operation, engine brake
enabling and turbocharger wastegating.
Additional electronic features include cruise control, PTO, gear down protec-
tion, progressive shifting, automotive or VS governor and idle shutoff.
C.I.D.:Cubic Inch Displacement
Circumferential Direction:In the direction of a circle in respect to the centerline of a round part or a
Cm:Centimeter
Compulink™:A Cummins service tool used for electronic system analysis and to reprogram
Concentricity:A measurement of the difference between the centers of either two or more
CPL:Control Parts List; this listing identifies the specific parts that must be in-
cSt:Centistokes
Cummins Sealant:This is a one part Room Temperature Vulcanizing (RTV) silicone rubber, ad-
D.C.:Direct Current
bore.
the system
parts, or the bores in one part.
stalled on the engine to meet agency certification.
hesive and sealant material having high heat and oil resistance, and low
compression set.
Some of the equivalent products are Marston Lubricants, Hylosil, Dow Corn-
ing, Silastic 732, Loctite Superflex, General Electric 1473, and General Elec-
tric 1470.
Definition Of TermsSection i - Introduction
M11Page i-12
Deutsch Connector:An electrical connector
Dye Penetrant Method:A method used to check for cracks in a part by using a dye penetrant and a
developer. Use Part No. 3375432 Crack Detection Kit, or equivalent.
End Clearance:The clearance in an assembly determined by pushing the shaft in an axial
direction one way, and then pushing the shaft the other way.
ECM:Electronic Control Module.
E.C.S.:Emission Control System
EFC:Electric Fuel Control
EPA:Environmental Protection Agency
EPS:Engine Position Sensor
E.S.N.:Engine Serial Number
ESS:Engine Speed Sensor
F:Fahrenheit
ft-lb:Foot Pound
GPM:Gallons Per Minute
GVW:Gross Vehicle Weight
Hammer:A hand tool consisting of a hard steel head on a handle.
Hg:Mercury
HP:Horsepower
0:Water
H
2
ID:Inside Diameter
in-lb:Inch Pound
kg:Kilograms
km:Kilometers
km/l:Kilometers per Liter
kPa:Kilopascal
l:Liter
Loctite 290:A single component, anaerobic, polyester resin, liquid sealant compound that
hardens between closely fitted metal surfaces producing a tough, hard bond
with good characteristics. An equivalent product is Perma-Lok HL 126.
Loctite 609:A single component anaerobic, liquid adhesive that meets or exceeds the re-
quirements of MIL-R-46082A (MR) TYPE 1.
Some of the equivalent products are Loctite 601 and Permabond HL 138.
Lubriplate 105:A mineral oil base grease with calcium soap (2 percent to 6 percent), and
zinc oxide (2 percent to 4 percent) additives.
m:Meter
Magnetic Particle Inspection:A method of checking for cracks in either steel or iron parts. This method
requires a Magnaflux machine, or an equivalent machine that imparts a mag-
netic field on the part being checked.
Mallet:A hand tool consisting of a soft head; either wood, plastic, lead, brass, or
rawhide on a handle.
MAX:Maximum allowed
MIN:Minimum allowed
Mini-Gen:Speed Sensor
Section i - IntroductionDefinition Of Terms
M11Page i-13
mm:Millimeter
MPa:Megapascal
MPH:Miles Per Hour
MPQ:Miles Per Quart
N•m:Newton-meter
No.:Number
OD:Outside Diameter
OEM:Original Equipment Manufacturer
OEM
The wiring harness used to connect the ECM to the vehicle
Harness:
OS:Oversize
PCU:PACER Control Unit
ppm:Parts Per Million
Protrusion:The difference in the height between two parts in the assembled state.
psi:Pounds Per Square Inch
PTO:Power Takeoff
REPTO:Rear Engine Power Takeoff
RPM:Revolutions Per Minute
S.A.E:.Society of Automotive Engineers
SCA:Supplemental Coolant Additive
SEN
The wiring harness used to connect the engine system sensors to the ECM
Harness:
STD:Standard
TC:Torque Converter; used when referring to the torque converter cooler.
TDC:Top Dead Center; refers to the position of the piston or the crankshaft rod
journal. The piston is at its highest position in the cylinder. The rod journal is
pointing straight up toward the piston.
TIR:Total Indicator Reading; used when measuring the concentricity or the run
out. The TIR refers to the total movement of the needle on a dial indicator,
from the most negative reading to the most positive reading.
VOM:Volt Ohm Meter
VS:Variable Speed
VSS:Vehicle Speed Sensor
Water Pump Grease:A premium high temperature grease that will lubricate antifriction bearings
continually from minus 40C[minus 40 F] to plus 150C[plus 350 F].
Some of the greases meeting this requirement are Aeroshell No. 5, Chevron
Air Intake System ........................................................................................................................................... E-4
Cooling System .............................................................................................................................................. E-4
Electrical System ........................................................................................................................................... E-5
Exhaust System ............................................................................................................................................. E-4
Fuel System ................................................................................................................................................... E-5
General Engine Data ..................................................................................................................................... E-3
Lubricating Oil System ................................................................................................................................... E-4
Engine IdentificationSection E - Engine Identification
M11Page E-2
Engine Identification
The model name provides the following data:
M
11-330E
= Electronic Fuel System
= Brake Horsepower
= Displacement (Liters)
= Engine Model Designation
Engine Dataplate
The engine dataplate is located on the fuel pump side of
the rocker housing.
The engine dataplate provides model identification as
well as other important information about the engine.
Have the following engine data available when communicating with a Cummins Authorized Repair Location. The
information on the dataplate is mandatory when sourcing
service parts.
1. Engine Serial Number (E.S.N.)
2. Control Parts List (CPL)
3. Model
4. Horsepower and RPM Rating
Electronic Control Module (ECM) Dataplate
On CELECT™ engines, there are two dataplateson the top
of the electronic control module (ECM).
The dataplate on the left contains the part number (P/N),
serial number (S/N) and the date code (D/C) of the ECM.
The dataplate on the right contains the engine serial
number, fuel code and engine calibration information.
Section E - Engine IdentificationEngine Specifications
M11Page E-3
Maximum Allowable Fuel Inlet Temperature ............................................................................... 71°C [160°F]
Electrical System
Minimum Recommended Battery Capacity
System VoltageAmbient Temperatures
-18°C (0°F)0°C (32°F)
Cold
Cranking
Amperes
12 Volt18006401280480
24 Volt **900320640240
* The number of plates within a given battery size determines reserve capacity. Reserve capacity determines
the length of time which sustained cranking can occur.
** CCA ratings are based on two, 12 volt batteries in series.
A minimum of 6.5 volts at the three pin connector is required to power up the ECM on CELECT™ engines.
Reserve
Capacity *
Amperes
Cold
Cranking
Amperes
Reserve
Capacity
Amperes
Batteries (Specific Gravity)
Specific Gravity
at 27°C [80°F]State of Charge
1.260 to 1.280100%
1.230 to 1.25075%
1.200 to 1.22050%
1.170 to 1.19025%
1.110 to 1.130Discharged
Engine DiagramsSection E - Engine Identification
M11Page E-6
Engine Diagrams
The following illustrations contain information about engine components, filter locations, drain points and provisions
for instrumentation and engine controls. The information and configuration of components shown in these drawings
are of a general nature. Some component locations will vary depending on applications and installations.
Section 0 - Engine Disassembly and Assembly - Group 00
M11Page 0-1
Section 0 - Engine Disassembly and Assembly - Group 00
Air Compressor - Installation........................................................................................................................ 0-126
Air Compressor Air Supply Tube - Installation .............................................................................................. 0-127
Air Compressor Coolant Inlet Tube Fitting - Installation ................................................................................ 0-125
Air Compressor Coolant Outlet Tube - Installation ........................................................................................ 0-131
Air Intake Manifold - Installation ................................................................................................................... 0-139
Cylinder Block - Installation On Rebuild Stand............................................................................................... 0-50
Cylinder Head - Installation............................................................................................................................ 0-92
Fan Belt - Installation ................................................................................................................................... 0-145
Fan Hub (Belt Driven) - Installation .............................................................................................................. 0-132
Fan Hub Support - Installation ..................................................................................................................... 0-131
Fan Idler Pulley - Installation........................................................................................................................ 0-132
Fan Pulley and Fan - Installation .................................................................................................................. 0-145
Front Crankshaft Oil Seal - Installation ......................................................................................................... 0-108
Water Filter Head - Installation..................................................................................................................... 0-134
Water Header Plate - Installation.................................................................................................................. 0-134
Water Heater Housing - Installation.............................................................................................................. 0-134
Water Pump - Installation............................................................................................................................. 0-135
Air Compressor - Removal............................................................................................................................. 0-25
Air Compressor Air Supply Tube - Removal ................................................................................................... 0-24
Air Compressor Coolant Tubes - Removal...................................................................................................... 0-26
Air Intake Manifold - Removal ........................................................................................................................ 0-17
Alternator Adjusting Link (Non Bus Applications) - Removal........................................................................... 0-15
Alternator and Bracket (Non Bus Applications) - Removal .............................................................................. 0-15
Alternator and Brackets (Bus Applications) .................................................................................................... 0-16
Alternator Belt (Bus Applications) - Removal .................................................................................................. 0-15
Alternator Belt (Non Bus Applications) - Removal .......................................................................................... 0-14
Alternator Drive Oil Seal - Removal ............................................................................................................... 0-19
Cylinder Head - Removal............................................................................................................................... 0-31
Fan and Fan Hub - Removal.......................................................................................................................... 0-14
Fan Drive Belt - Removal............................................................................................................................... 0-13
Fan Hub Support - Removal .......................................................................................................................... 0-23
Water Filter Head - Removal.......................................................................................................................... 0-21
Water Header Plate - Removal....................................................................................................................... 0-21
Water Heater Housing - Removal................................................................................................................... 0-20
Water Pump - Removal.................................................................................................................................. 0-20
Engine Disassembly and Assembly - General Information ............................................................................. 0-10
Service Tools - Disassembly and Assembly...................................................................................................... 0-4
Service Tools - Disassembly and AssemblySection 0 - Engine Disassembly and Assembly - Group 00
M11Page 0-4
Service Tools - Disassembly and Assembly
The following special tools are recommended to perform procedures in Group 00. The use of these
tools is shown in the appropriate procedure. These tools can be purchased from your local Cummins
Authorized Repair Location.
Tool No.Tool DescriptionTool Illustration
Standard Puller
Remove alternator drive pulley. Use with two (5/16 x 18 x 2 1/2)
ST-647
capscrews.
ST-669
ST-821
ST-1178
ST-1293
Torque Wrench Adapter
Tighten rocker lever adjusting screws.
Piston Ring Expander
Remove and install piston rings on pistons.
Main Bearing Cap Puller
Remove main bearing caps.
Belt Tension Gauge
Measure drive belt tension.
ST-1325
Dial Gauge Attachment
Attaches to crankshaft flange to provide measuring of flywheel
and flywheel housing runout with dial indicator gauge, Part No.
3376050.
Section 0 - Engine Disassembly and Assembly - Group 00Service Tools - Disassembly and Assembly
M11Page 0-5
Tool No.Tool DescriptionTool Illustration
Oil Filter Wrench
Used to remove and install lubricating oil filter.
3375049
Pipe Sealant
Used to prevent leaks when installing pipe plugs or fittings.
3375066
Dial Bore Gauge Kit
Used to measure inside diameters.
3375072
3375194
3375629
3375784
3375957
Engine Rebuild Stand
Support cylinder block during engine rebuild.
Used with adapter plate, Part No. 3376432.
Universal Cylinder Liner Puller
Remove cylinder liners from cylinder block. Requires cylinder
liner puller plate, Part No. 3376049.
Light Duty Puller Kit
Remove high oil pressure regulator retainer plug.
Nylon Lifting Sling
Aid in removal and installation of crankshaft, flywheel and other
components which weigh more than 23 kg [50 lb].
3376015
Universal Cylinder Liner Puller
Remove cylinder liners from the cylinder block. Requires two
puller arm extension feet, Part No. 3376649.
Service Tools - Disassembly and AssemblySection 0 - Engine Disassembly and Assembly - Group 00
M11Page 0-6
Tool No.Tool DescriptionTool Illustration
Connecting Rod Guide Pins
Guide connecting rods over crankshaft during removal or in-
3376038
stallation of connecting rods.
Dial Indicator and Sleeve Assembly
Use with dial gauge attachment, Part No. ST-1325 to measure
3376050
flywheel and flywheel housing runout. Use with magnetic base,
Part No. 3377399, and extension, Part No. ST-537-4, to measure
gear end clearance and backlash.
Cylinder Liner Driver
Install cylinder liner in cylinder block.
3376056
3376057
3376326
3376388
3376432
Engine Support Stand
Support engine when not in-chassis or on the engine rebuild
stand.
Pulley Installation Tool
Install drive pulleys.Use pulley pusher adapter, Part No. 3377401,
to install the alternator drive pulley.
Camshaft Guide Pilot
Aid in removal and installation of the camshaft in cylinder block.
Engine Stand Adapter Plate
Adapt M11 cylinder block to the engine rebuild stand, Part No.
3375194. Requires 12 (M10-1.5 X 80) hex head capscrews, Part
No. 3376434, and lockwashers.
3376489
Regulator Retainer Plug Driver
Install the high oil pressure regulator retainer plug in the cylinder
block to a specified depth.
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