Valtra MEGA MEZZO HI-TEC Service Manual

4 (1)

VALTRA – VALMET MEGA MEZZO HI-TEC

WORKSHOP MANUAL

Valtra MEGA MEZZO HI-TEC Service Manual

6000, 6100, 6200 6250, 6300, 6350 6400, 6550, 6600 6650, 6800, 6850 6900, 8000, 8100 8200, 8400, 8050 8150, 8450, 8550 8750, 8950 6600E---8750E

Service Manual

Tractors

Groups 10---100

Valtra Inc.

44200 Suolahti, Finland

10 General

20 Engine

30 Electrical

system

40 Power

transmission

50 Brakesystem

60 Steering system and Front axle

70 Frame and

Wheels

80 Cab and

Shields

90 Hydraulics

100 Tools

Order no 39 210 211 ENGLISH

10. General

11.Layout

12.Repairs

13.Maintenance

2

To the reader

The Service Manual for the Valmet tractors is intended to be a practical reference source to be used in workshop. The repair instructions in the manual are based on methods which have been worked out in practice during normal workshop conditions and which are based on the use of special tools from the manufacturer when stated in the instructions. The manual also contains descriptions of the design and function of the components.

Detailed maintenance instructions can be found in Operator’s Manual.

The Service Manual will be continually updated with new revised pages which should be inserted in the manual. Alterations and additions will first appear as service bulletins.

Only genuine Valmet spare parts should be used to ensure the best possible function of the machine. Certain operations should be carried out with the aid of special tools designed by Valmet.

Valmet Tractors Inc.

Tractor Service

3

4

 

 

 

1. 8. 2000

Model

Code

Page

11. General

 

 

 

 

 

 

 

 

1. 9. 2002

 

6000--8950

110

0

 

 

 

 

 

 

 

The following supplements have been published for the Valmet 6000---8950 Service Manual:

 

 

 

 

 

 

 

 

 

 

Ordering number

Date

 

Notes

 

 

 

 

 

 

 

 

 

 

 

39 256 211

15. 6.

1992

 

 

 

 

 

39 256 212

1.

9. 1992

 

 

 

 

 

39 256 213

15. 5.

1993

 

 

 

 

 

39 256 214

1.

1. 1994

 

 

 

 

 

39 256 215

1.

1. 1995

 

 

 

 

 

39 256 216

15. 4.

1995

 

 

 

 

 

39 256 217

15. 5.

1996

 

 

 

 

 

39 256 218

1.

4. 1997

 

 

 

 

 

39 256 219

1.

8. 1998

 

 

 

 

 

39 260 211

1.

11.

1998

 

 

 

 

 

39 260 212

1.

6. 1999

 

 

 

 

 

39 260 213

1.

10.

1999

 

 

 

 

 

39 260 214

1.

8. 2000

 

 

 

 

 

39 260 215

1.

9. 2002

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Supplement no. 39 256 211 (15. 6. 1992)

--- Hi Shift

Includes:

--- Autocontrol III

--- amendments

--- air conditioning

--- the latest fitting instructions of optional equipment

--- tractor 8000

Supplement no. 39 256 219 (1. 8. 1998)

--- amendments

Supplement no. 39 256 212 (1. 9. 1992)

Includes:

--- FieldMaster

Includes:

--- pressure air brakes for trailer (optional)

--- 20---series engines

--- latest fitting instructions for optional equipment

--- amendments

--- amendments

Supplement no. 39 256 213 (15. 5. 1993)

--- new folder, new index leaves (10---30 and 40---100) and new

spine labels.

Includes:

Supplement no. 39 260 211 (1. 11. 1998)

--- Delta Powershift

--- tractor 8400

Includes:

--- amendments

--- HiTech reverse shuttle

--- the latest fitting instructions of optional equipment

--- Autocontrol V

 

--- New 50---series models

Supplement no. 39 256 214 (1. 1. 1994)

--- Front axle air suspension

--- E---engines

Includes:

--- Amendments

--- tractors 6000 and 8200

Supplement no. 39 260 212 (1. 6. 1999)

--- Autocontrol II

--- Autocontrol IV

Includes:

--- Sige---axle differential lock

--- Autocontrol 2.2

--- industrial front axle

--- amendments (e.g. for AC V)

--- latest air conditioning

--- fitting instructions for optional equipment

--- amendments

Supplement no. 39 260 213 (1. 10. 1999)

Supplement no. 39 256 215 (1. 1. 1995)

Includes:

Includes:

--- Carraro 20.29 front axle

--- amendments

--- amendments (e.g. version 42 of AC V)

--- the latest fitting instructions of optional equipment

Supplement no. 39 260 214 (1. 8. 2000)

Supplement no. 39 256 216 (15. 4. 1995)

Includes:

Includes:

--- HiTech gen. 2, AC---5.2

--- engine intake air system and cooling system, modifications

--- front PTO on 6250H---6850Hi tractors

--- Autocontrol 2.1

--- modified lubricating oil pump for 6---cyl. engines

--- Agrodata---instrument

--- new rear axle housing for transmissions 650/550

--- hydraulic type clutch release mechanism

--- amendments

--- DPS, modifications

--- updated fitting instructions for optional equipment

Supplement no. 39 256 217 (15. 5. 1996)

Supplement no. 39 260 215 (1. 9. 2002)

Includes:

Includes:

--- tractor 6800

--- transmission and final drives 700

--- tractors 8050---8750

--- Agroline---instrument

--- amendments

--- technical modifications

Supplement no. 39 256 218 (1. 4. 1997)

Includes:

---tractors 6200 and 8000R

---front PTO

---CareTel

6

 

 

 

 

 

 

 

 

 

Model

Code

Page

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11. Layout

8. 11. 1990

6000--8750

110

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Layout of Service Manual

1. Division into groups

The manual is divided into groups (10---100) which are based on the make---up of the tractor. The groups are listed on the first index leaf.

Example.

10.

General

 

20.

Engine, fuel and cooling systems

 

30.

Electrical system

 

40.

Power transmission

a.s.o.

The number designation for each group is given in the top left box of the respective pages (and the first figure in the code designation)

Code Page

410 1

50

60

70

80

90

100

2. Division into components or sub---groups

Each group is further divided into components or sub---groups. The number and the name of each component is given in the top left box on each page (and comprise the two first figures in the code designation).

Example. 41. Clutch

42. Gearbox

44.Quick---shift gear

45.Final drives etc.

7

 

 

Model

Code

Page

11. Layout

8. 11. 1990

6000--8750

110

2

 

 

 

 

3. Code designation

Three---digit code designations are used to distinguish the different document groups for the respective components. The same code is also used in the Time List as a reference to the text in this Manual. The code designation numbers appear both in the box at the top of the page and also in the headings.

Example: Code 410:

--- Group: Power transmission (4)

--- Component: Clutch (41)

--- Document group: General (410)

4. Page numbers

The instructions for all components are numbered in consecutive order in the right---hand box at the top of the page. The page numbers begin with page 1 for each component.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model

Code

Page

 

41. Clutch

8. 11. 1990

 

15. 5. 1993

6100---8400

410

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5. Date

At the top of each page there are two boxes for dates. In the case of a revised issue, the date of the earlier issue is printed in the crossed---over box and the date of the current issue is printed in the ”real” date box.

6. Model

At the top of each page the tractor model for which the page is valid is indicated.

7. Additions and amendments of the service manual

New and up---dated pages will be continually added to the service manual. The new pages should be inserted as indicated by the code: the first digit (also the first digit on the index leaf) indicated the group:

---the two first digits indicate the component or sub---group

---the third digit indicates the document group for the respective components

---the page number indicates the definite position of the page within the service manual

If there are two pages with the same code and page number the page with the later date in the date box (and the old date in the crossed---over box) is valid (or the current page).

N.B. Fitting instructions for extra equipment are inserted into the service manual at the end of group concerned (E.g. code 39 is inserted at the end of group 30).

8

 

8.

11. 1990

Model

Code

Page

11. Layout

 

 

 

1.

4. 1997

6000--8750

110

3

 

 

 

 

Code designation in the Service Manual

10. General

110 Layout

120 Repairs

130 Maintenance

20 Engine

21. Engine

210 Technical data, tools, description

211 Cylinder block and flywheel housing

212 Cylinder head and valve mechanism

213 Crank mechanism

214 Timing gears

215 Lubrication system and oil sump

216 Induction and exhaust system, turbocharger

219 Removing and fitting engine

22. Fuel system

220 Technical data, tools, description

222 Fuel feed pump and fuel filters

223 Injection pump and injectors

23. Cooling system

230 Technical data, tools, description

231 Thermostat and coolant pump

30. Electrical system

310 Specifications, wiring diagrams

311 Autocontrol II

312 Autocontrol 2.1

313Sigma---power

320AC power lift

321ACD power lift

330Agrodata

331AD---instrument

340Autocontrol---III

350Autocontrol IV

360CareTel

40.Power transmission

41.Clutch

410 Technical data, tools, description

411 Clutch assembly and pedal rods

412 Hydraulic coupling

42. Gearbox

420 Technical data, tools, description

421 Selector forks

422 Gear shift levers

423 Shafts and gear wheels

424 Differential

44.Quick---shift gear, DPS, reverse shuttle, 4WD clutch

440A Quick---shift gear, technical data, tools, description

440B Reverse shuttle, technical data, tools, description

440C 4WD clutch, technical data, tools, description

441Quick---shift gear, repair instructions

442Reverse shuttle, repair instructions

4434WD clutch, repair instructions

444DPS, repair instructions

45.Final drives

450 Technical data, tools, description

451 Final drives, repair instructions

46 Power take---off

460 Technical data, tools, description

461 Power take---off, repair instructions

463 Front PTO, repair instructions

9

11.Layout

50.Brakes

510 Technical data, description

511.Service brakes

520Parking brake

60.Steering system and front axle

61.Steering system

610 Technical data, tools, description

611 Steering valve

612 Priority valve

613 Steering cylinder

614 Adjustment

64. Powered front axle

640 Technical data, tools, description

641 Front axle housing and front axle suspension

643Hubs

644Differential

645Industrial front axle

70 Frame and wheels

710 Tractor frame

720 Tyres and wheel discs

80 Cab and shields

810 Cab

820 Shields

830 Air conditioner

90 Hydraulics

910 Technical data, tools, description

911 Pump and pipes

912 Working hydraulics

913Three---point linkage, towing hook

920AC power lift

100.Special tools

101Special tools (ETV)

102Locally manufactured tools

8. 11. 1990

Model

Code

Page

 

 

 

1. 4. 1997

6000--8750

110

4

 

 

 

Note! Separate fitting instructions for the optional equipments are inserted into the Service Manual. These instructions are positioned to the end of each main group. E.g. code 39 are placed to the end of group 30.

10

 

 

 

 

 

 

 

Model

Code

Page

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12. Repairs

8. 11. 1990

6000--8750

120

1

 

 

 

 

 

 

 

 

 

General instructions for repairs

Outer oil seals

The Service Manual contains instructions for changing all outer oil seals, (e.g. oil seals on the PTO shaft end, on the output shaft to the front wheel drive and on the pinion shaft on the powered front axle, and so on).

Sealing compound and glue

If sealing compounds or glue are required for the repair work, the instructions will specify a sealing compound or glue which is readily available through specialist dealers. Some seals should be greased before fitting and the space between the lips of the seal should be filled with universal grease. If the seal is to be pushed over splines or sharp edges the seal should be protected with for example a thin plastic foil.

Tightening torques and setting values

All necessary tightening torques and setting values for each repair operation are given at the beginning of each repair section under the heading Technical Data. The most important values can also be found in the repair instructions.

Table 1 later gives the tightening torques in order of dimension, quality and surface treatment. The values given in the table should be used if the tightening torque is not given in the repair instructions.

Safety

Always bear safety in mind when repairing or servicing the tractor. Use tools and lifting devices in the correct way . When you are removing tractor components or splitting the tractor, every tractor part must be supported in such a way, that no risk of accident exists. Avoid working under the supported tractor part if it is not absolutely necessary. When supporting the tractor the centre of gravity of the frame part must always be checked. For instance the wedges must always be fitted between front axle and engine to prevent axle oscillation when splitting the front frame of the tractor.

Trouble---shooting

The following procedure, combined with the information contained in the workshop manual will be helpful in tracing faults accurately. It consists of following a number of logical steps to locate and correct the problem:

a)Determine the problem

b)List possible causes

c)Differentiate the causes

d)Conduct checks in logical order to determine the exact cause

e)Consider approximate remaining service life against cost of parts and labour..

f)Make any necessary repairs.

g)Recheck the parts and functions for correct operation

11

12. Repairs

Handling of heavy components

Unless otherwise specified, all removals should be accomplished using adjustable lifting equipment. All supporting slings must be parallel to each other and as near vertical as possible in relation to the object being lifted. However, where slings are of a far greater capacity than the weight of the load to be fitted, a triangular lifting arrangement may be used.

Oikein

Correct

Väärin

Mauvais

Rätt

Teisingai

Fel

Netei-

Right

 

Wrong

singai

Richtig

 

Falsch

 

Giusto

 

Sbagliato

 

When removing a component at an angle, remember that the capacity of an eyebolt is reduced when the angle between the supporting members and the object becomes less than 90˚.

B

C

D

A

Forged eyebolt support

A.Load

B.Lifting shackle

C.Shackle retaining plate ( 3 mm thick)

D.Sleeve

When necessary the forged eyebolt can be supported in the way shown in figure above. Sleeve D may or may not be welded to plate.

Warning! If a part resists removal, check that all nuts and bolts have been removed and that there is no interference from adjacent parts.

 

Model

Code

Page

8. 11. 1990

6000--8750

120

2

 

 

 

Cleanliness

To ensure long life of a machine, it is important to keep dirt and

foreign material out of its vital working components. Precautions must be taken to safeguard against this. Enclosed compartments, seals and filters have been provided to keep the supply of air, fuel and lubricant clean. These protective devices must not be removed.

Whenever hydraulic, fuel, lubricating oil or lines are disconnected, clean the point of disconnection and the surrounding area. As soon as a line has been disconnected, cap, plug or tape the line or opening to prevent the ingress of foreign material.

The same cleaning and covering precautions should be taken when access covers or inspection plates are removed.

Clean and inspect all parts. Make sure that all passages and holes are clear. Cover all parts to keep them clean. Make sure parts are clean when they are reassembled. Leave new parts in their wrapping until they are actually needed for reassembly

Assembly

When reassembling a machine, complete each step in se-

quence. never partially assemble one part then start to assemble another. Make all recommended adjustments. Always check the job on completion to ensure that nothing has been overlooked. Recheck the various adjustments before putting the machine back into service.

Note! Before fitting new parts, remove rust preventative compound from all machined surfaces (usually ”peel---off substances).

Lubrication

Where applicable, fill the compartments of repaired or renewed components with the quantity, type and grade of clean lubricant recommended in the routine maintenance section of the Operator’s Manual.

Shims

When shims are removed, tie them together and identify their location. Keep shims clean and take care not to bend them before refitting them.

Gaskets

Make sure that the holes in gaskets line up with lubricating oil passages in the mating parts. If gaskets have to be made, use material of the correct type and thickness. Make sure that holes are punched in the right places.

Incorrectly punched gaskets can cause serious damage.

Lip type rubber seals

Lubricate the lips of lip---type rubber seals with oil before fitment. Do not use grease on seals, except for grease seals.

12

12. Repairs

4

5

3

2

1

The main parts of lip---type seal:

1.Case

2.Sealing element

3.Ring spring

The figure above shows the construction of a simple lip---type seal. The cross section shows the heel (4) and the toe (5), used to identify the sides of a single element seal. With a few exceptions, the toe of a single---lip is located on the lubricant side. Some seals have a second auxiliary lip which has no spring.

Cables and wires

When removing or disconnecting a group of cables or wires, label each one to ensure correct refitment.

Locking devices

 

Model

Code

Page

 

8. 11. 1990

6000--8750

120

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Correct and incorrect method of fitting and bending locking tabs.

Slackening of nuts and bolts is prevented by mechanical means such as lockwashers, tab washers and cotter pins, or by Loctite---type locking agents.

Flat retainers must be installed properly to be effective. Bend one end of the retainer against the edge of the part. Bend the other end against one of the nut or bolt head.Always fit new retainers in compartments which house moving parts. When fitting lockwashers on aluminium housings, place a flat washer between the lockwasher and the housing.

Note!

1)Never fit a lockwasher (Grower, fan, spring, etc.) under a nut or bolt to which a specified torque has to be applied.

2)Always thoroughly degrease components before applying Loctite type locking agents.

 

Bushes and press fits

 

Do not fit bushes with a hammer alone. Use a suitable fitting

 

tool and a hammer or, better still, a press if possible..

 

When using a press, ensure that pressure is applied directly

 

in line with the bore. If the ring has an oil hole, take care toalign

 

it with the oil hole in the mating part. When press fitting a part

 

into another part, lubricate the mating surfaces. Tapered parts

 

should be assembled dry. Before assembly, check that the

 

tapers are dry and free from burrs.

 

Fitting bolts in blind holes

Correct and incorrect use of retainers

Use bolts of the correct length. A bolt which is too long may

 

 

”bottom” before the head comes into contact with the part it

 

is to hold: this will cause damage to the threads. If a bolt is too

 

short, there may not be enough threads engaged to hold the

 

part securely.

13

 

 

Model

Code

Page

12. Repairs

8. 11. 1990

6000--8750

120

4

 

 

 

 

Table

Table 1. Tightening torques, metric standard thread (ISO)

 

Tightening torques Nm1)

 

 

 

 

 

 

 

Dim.

 

 

 

 

 

 

 

 

 

 

Quality, surface treatment, material and so on

 

 

 

 

 

 

8.8

 

8.8

 

8.8

 

10.9

 

12.9

 

 

 

 

 

 

 

 

lubr.

tol.±

Zne2)

tol±

Znk3)

tol. ±

lubr.

tol. ±

lubr

tol. ±

M4

---

 

---

 

---

 

---

 

---

 

 

 

 

 

 

 

 

 

 

 

 

M5

6,4

0,6

5,7

0,5

---

 

9

1

11

1

 

 

 

 

 

 

 

 

 

 

 

M6

11

1

10

1

12

1,2

15

1,5

18

2

 

 

 

 

 

 

 

 

 

 

 

M8

25

2

23

2

30

3

35

4

45

5

 

 

 

 

 

 

 

 

 

 

 

M10

50

5

45

5

60

5

70

7

90

10

 

 

 

 

 

 

 

 

 

 

 

M12

90

10

80

8

100

10

125

10

151

15

 

 

 

 

 

 

 

 

 

 

 

M14

140

15

125

10

160

15

200

20

240

20

 

 

 

 

 

 

 

 

 

 

 

M16

220

20

195

20

250

25

300

30

370

40

 

 

 

 

 

 

 

 

 

 

 

M18

300

30

270

30

350

35

430

40

510

50

 

 

 

 

 

 

 

 

 

 

 

M20

430

40

380

40

480

50

600

60

720

70

 

 

 

 

 

 

 

 

 

 

 

M22

570

60

500

50

650

65

800

80

970

100

 

 

 

 

 

 

 

 

 

 

 

M24

740

70

660

70

830

80

1030

100

1250

120

 

 

 

 

 

 

 

 

 

 

 

M27

1100

100

950

100

1200

120

1500

150

1800

180

 

 

 

 

 

 

 

 

 

 

 

M30

1500

150

1300

130

1600

160

2040

200

2500

250

 

 

 

 

 

 

 

 

 

 

 

1) 1 Nm=0,102 kpm

2) Zne=zinc electroplating

3) Znk=hot galvanized

If the bolts differs from the standard range the values in the table must not be used.

14

12. Repairs

8. 11. 1990

 

Conversion table for common units

Quantities and units

Conversion factors

Overall and detail dimensions millimetres (mm)

100 mm=3,94 inches

 

1 inch=25,4 mm

Short distances e.g. turning circles metres (m)

1 m=3,28 ft

 

1 ft=0,305 m

Travel distances kilometres

1 km=0,62 mile

 

1 mile=1,61 km

Tractor weights, axle loadings kilograms (kg)

1 kg=2,2 lbs

 

1 lb=0,454 kg

Travel speed kilometres per h (km/h)

1 km/h=0,62 mph

 

1 mph=1,61 km/h

Drawbar pull kilonewtons (kN)

1 kN=224,8 lbs

 

1 lb=4,448 N

Power (identified by such terms as crankshaft power,

1 kW=1,34 hp

pto power, belt power, drawbar power, indicating

1 hp=0,746 kW

the point at which the measurement was taken)

 

kilowatts (kW)

 

Engine torque newton metres (Nm)

1 Nm=0,74 ft lb

 

1 ft lb=1,356 Nm

Fuel consumption by weight (kilograms per hr, kg/h)

1 kg/h=2,2 lb/hr

(by volume) litres per hr (l/h)

1 lb=0,454 kg

 

1 l/h=0,22 gal/hr

 

1 gal=4,54 l

Fuel economy (specific fuel consumption)

304 g/kWh=0,5 lb/hp hr

grams per kilowatt hr (g/kWh)

 

Engine displacement litres (l)

1 l=61,02 m cu in

 

100 cu in=1,639 l

Hydraulic pump

1 MPa=145 psi

pressure---mecapascal (MPa)

1000 psi=6,9 MPa

delivery---millimetres per sec (ml/s)

100 ml/s=1,32 gpm

 

1 gpm=75,77 ml/s

Tyre

 

pressure---kilopascal (kPa)

100 kPa=14,5 psi

 

1 psi=6,9 kPa

Area acres---hectare

To convert multiply by

 

0,404686

Volume bushel---litre

To convert multiply by

 

39,3687

Quantity pound per acre---kilogram per hectare

Multiply by 1,12085

Volume

Multiply by

superficial foot---cubic metre

0,002360

Model

Code

Page

 

6000--8750

120

5

 

 

 

 

 

 

 

 

 

15

16

 

 

 

 

 

 

 

Model

Code

Page

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1. 1. 1994

13. Maintenance

 

 

 

15. 5. 1996

6000--8750

130

1

 

 

 

 

 

 

 

 

 

Maintenance Valmet 6000---8750

N.B. Detailed maintenance instructions, see Operator’s Manual.

General

Correct maintenance at the right time is a basic condition for reliable operation of the tractor. Maintenance costs are small compared with any repair costs resulting from lack of maintenance. The most important measures are those which you carry out yourself and which include lubrication and various checks and adjustments.

The service intervals shown apply for normal operating conditions but in more severe conditions servicing should be carried out more frequently.

General instructions concerning oil checks and oil filling

---Always stop the engine before starting work

---Apply the parking brake to ensure the tractor cannot move. If the ground is uneven the wheels should be

scotched

---Wash down the tractor first so that the work can be done more easily and quickly.

---Always observe the utmost cleanliness in all mainten-

ance work. Thoroughly wipe off filler caps and plugs as well as surrounding parts of the tractor before filling up with fuel or oil.

--- Inspect the oil and filters when changing. Large amounts of dirt (e.g. heavily clogged filters) can point to a fault which could cause extensive and costly repairs if not corrected in time.

---When carrying out checks the tractor should stand on level ground.

---Levels should be checked in the morning when the oil is cold and has had time to run down to the bottom of the unit concerned.

---When changing the oil, bear in mind that the oil can be

very hot when it drains from the tractor. Waste oil and oil filters should be handled carefully and disposed of properly

--- After completion of the service work always replace all safety covers etc.

Greasing lubricating points fitted with grease nipples

---Always clean the grease nipples before applying the grease gun.

---Apply grease through the nipples until clean grease oozes out (unless otherwise instructed).

---Wipe away superfluous grease which has been

pressed out at the lubricating point.

--- Preferably carry out lubrication with bearing points and joints unloaded and with the bearings in different positions.

Lubrication and maintenance schedule

All intervals are counted from zero hours on the hour recorder. For example, 1000 hours service is carried out every 1000 (yearly), 2000 hours (every other year) etc. even if the guarantee service has been carried out.

Example: The 1000 hour service contains all items mentioned under 10 h/Daily, 50 h/once a week, 250 h, 500 h and 1000 h.

17

 

15. 5. 1996

Model

Code

Page

13. Maintenance

 

 

 

1. 4. 1997

6000--8750

130

2

 

 

 

 

Maintenance schedule

 

 

 

 

 

 

15

14

6

 

 

 

18

5

15

11

12

14

1

14

2

6

7

4

4

5

16

17

8

10

6

15

14

9

6

6

 

 

 

 

 

 

 

 

 

 

6084--- 67

Daily/every 10 hours

1.Check engine oil level

2.Check coolant level and radiator fins

3.Check for leakage

Weekly/every 50 hours

4.Grease three---point linkage and towing hook

5.Grease brake mechanism (EP grease)

6.Grease front axle brackets (also nipples on steering system and on non---powered front axle)

7.Check oil level in transmission and hydraulics

8.Clean air filter cyclone (tractors with a horizontally fitted air filter and an ejector pipe; clean suction housing hole plate)

9.Check fan belt tightness

10.Check water trap (on 6---cylinder engines. On other models on the other side. On models 8200, 8400 and 8050---8750 also under both fuel filters)

11.Check electrolyte level in battery

Every 250 hours

12.Clean engine air filter

13.Grease door and window hinges and locks

14.Change engine oil and filter

15.Grease front axle joints (powered axle)

16.Change pressure filters. First change at 100 hours war-

ranty service, then at 250 hours and after that at 500 hours and then at intervals of 500 running hours.

17.Check brake fluid level (and clutch fluid level, 668103---)

18.Clean cab ventilation air filter

19.Check wheel nuts and bolts and tyre pressures

18

 

1. 4. 1997

Model

Code

Page

13. Maintenance

 

 

 

1. 11. 1998

6000--8750

130

3

 

 

 

 

27

30

25

34

22

27

29

31

36 28

33

26

39

36

32

24

35

25

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24

42

40

43

33

32

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30

25

38

21

23

37

20

41

33

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

26

 

 

 

 

 

6084--- 68

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Every 500 hours

20.Clean water trap (fuel system) (on 6---cylinder engines. On the other models on the other side. On models 8200, 8400 and 8050---8750 also under the fuel filters). Does not concern 6200 and 8000R tractors.

21.Check brake pedal free travel

22.Check clutch pedal free travel, ---668102.

23.Change pressure filters (transmission and hydraulics)

24.Check oil level in front axle differential and hubs

24a. Calibrate first time gaspedal on HiTech models. Later at intervals of 1000 running hours.

Every 1000 hours/yearly

25.Change oil in transmission/hydraulics and clean suction strainer

26.Change oil in front axle differential and hubs

27.Change cab ventilation air filter and wash cab recirculation filter, if fitted.

28.Change fuel filters. 6200, 8000R: change also the water trap filter

29.Change safety filter (in engine air filter)

30.Grease rear drive axle bearings

31.Grease flywheel ring gear

32.Check, grease and adjust front wheel bearings on

non---powered front axle

33.Check/adjust front wheel toe---in

34.Clean fuel tank

35.Adjust valves

35a Calibrate gas pedal on HiTech models

Every 2000 hours/every other year

36.Change engine coolant

37.Change brake fluid (and clutch fluid, 668103---)

38.Change transmission housing breather

39.Check and clean injectors

40.Check alternator

41.Check starter motor

Every 4000 hours

42.Check function of turbocharger at authorized workshop (if fitted)

43.Change engine rubber vibration damber on 6---cyl. engines (not 8200 and 8450---8750)

19

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