Remove/install timing case cover

AR01.40-D-8000TSV

Remove/install timing case cover

18.02.2020

Engine

642 in model 907

1

Timing case cover

4

Bolts

7

Screw

2

Radial shaft sealing ring

5

Bolts

8

Pilot bushing

3

Oil intake connection

6

Bolts

 Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

 Caution

Risk of injury to skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil

Wear protective gloves, protective clothing and safety glasses.
Do not fill engine oil into beverage containers.

AS18.00-Z-0001-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A



Remove

1

Remove the fan cowl.

AR20.40-D-6800TSV

2

Set piston of cylinder 1  to ignition TDC.

AR01.00-D-0100-01TSV

 Top dead center (TDC) marking on belt pulley must be aligned with rib on timing case cover (1).

 Socket wrench bit

*001589650900

3

Remove fan wheel hub.

AR13.22-D-3370TSV

4

Remove radial shaft sealing ring (2).

AR03.20-D-3002TSV

5

Remove the clamping device for the poly-V belt.

AR13.25-D-3220TSV

6

Remove lower guide pulley at timing case cover (1).

AR13.21-D-3352TSV

7

Remove upper guide pulley at timing case cover (1).

AR13.21-D-3351TSV

8

Remove oil pan bottom section.

AR01.45-D-7555TSV

9

Remove the oil intake connection (3).

 For this purpose, remove bolts (4). Dispose of seal of oil intake connection (3).

10

Remove screws(5, 6, 7).

11

Remove timing case cover(1).

If necessary,



Heat up the timing case cover (1).



000 588 00 84 00 Heat gun

WS54.00-P-0049B

12

Remove pilot bushings (8).

If installed.


Pilot bushings (8) may not remain in crankcase or in timing case cover (1).
Leaks will otherwise occur due to an incorrect application of the sealant.

 Dispose of pilot bushings (8).



Clean

13

Clean sealing surfaces at crankcase and oil pan.

AR01.00-P-0050-01A

Loctite 7200

*BR00.45-Z-1038-04A

Loctite 7063 (400 ml) cleaning spray

*BR00.45-Z-1046-04A

14

Clean sealing surfaces at timing case cover (1).

If timing case cover (1) will be reused.

AR01.00-P-0050-01A

Loctite 7200

*BR00.45-Z-1038-04A

Loctite 7063 (400 ml) cleaning spray

*BR00.45-Z-1046-04A



Install

15

Apply sealant on timing case cover (1).

Notes on application of flange sealants to seal major assemblies

AH00.00-P-0500-01MNE

Notes on sealant path for timing case cover

AH01.40-N-1000-01SE

Sealant, Loctite 5970, 50 ml

*BR00.45-Z-1013-01A

 Application gun

*112589002500

16

Install timing case cover (1).

 For this purpose, mount timing case cover (1) and slightly tighten bolts (7) by hand.

17

Release bolts (7) and insert centering sleeve in timing case cover (1).

 Centering sleeve

*642589001400

18

Screw in bolts (5, 6).

Bolt plan for oil pan

AR01.45-D-7500-06TSV

 Observe different bolt diameters and bolt lengths of bolts (6) as per oil pan bolt plan.

 Bolt, timing case cover to crankcase

*BA01.40-N-1002-03TSV

 Bolt, oil pan to timing case cover

*BA01.45-N-1004-01TSV

19

Tighten bolts (7).

 Bolt, timing case cover to crankcase

*BA01.40-N-1002-03TSV

20

Remove centering sleeve.

 Centering sleeve

*642589001400

21

Install the oil intake connection (3).

 Screw in screw/bolts (4) to do this. Clean oil strainer in oil intake connection (3). Replace seal of oil intake connection (3).

 M6

*BA00.10-N-1002-01A

22

Install oil pan bottom section.

AR01.45-D-7555TSV

 If installed, do not yet install lower engine compartment lining.

23

Install upper guide pulley at timing case cover (1).

AR13.21-D-3351TSV

24

Install lower guide pulley at timing case cover (1).

AR13.21-D-3352TSV

25

Install tensioning device of poly-V-belt.

AR13.25-D-3220TSV

26

Install new radial shaft sealing ring (2).

AR03.20-D-3002TSV

27

Install fan wheel hub.

AR13.22-D-3370TSV

28

Install fan shroud.

AR20.40-D-6800TSV



Check

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

29

Check for leaktightness when engine is running.

 Visual inspection only.

30

Install lower engine compartment lining.

If installed.

AR61.20-D-1105TS

 Headless screws/bolts: screws/bolts and nuts, coarse-pitch thread

Number

Designation

8.8

10.9

BA00.10-N-1002-01A

M6

Galvanized

Nm

9

13

Phosphated

Nm

9

12

 Headless screws/bolts: screws/bolts and nuts, coarse-pitch thread

Number

Designation

12.9

BA00.10-N-1002-01A

M6

Galvanized

Nm

16

Phosphated

Nm

14

 Crankcase, timing case cover, bottom half of crankcase

Number

Designation

Engine 642 in model 907

BA01.40-N-1002-03TSV

Bolt, timing case cover to crankcase

Nm

10

 Oil pan

Number

Designation

Engine 642 in model 907

BA01.45-N-1004-01TSV

Bolt, oil pan to timing case cover

Nm

14

Repair materials

Number

Designation

Order number

BR00.45-Z-1013-01A

Sealant, Loctite 5970, 50 ml

A 003 989 98 20 10

BR00.45-Z-1038-04A

Loctite 7200

Henkel AG & Co. KGaA
http://www.loctite.de

BR00.45-Z-1046-04A

Loctite 7063 (400 ml) cleaning spray

A 001 986 71 71 09