Balance Shaft

DISASSEMBLING AND ASSEMBLING COMPENSATING SHAFT DRIVE

Compensating Shafts with Separate Bearing Bridges






No. Description Qty. Notes

1 Bolt, M 10 x 35 1 Coat threads with Loctite 574, torque: 45 Nm, hold with Special Tool 9200.

2 Washer 1 Position correctly

3 Collar for upper 1 Position correctly, locating tab
compensating shaft protrudes into unmarked groove of drive gear. Mark "0" can be seen in large opening of collar.


4 Drive gear for 1 Check movement on seat of compensating shaft,
compensating shaft machining if necessary. Give seat a light coat of Optimoly HT.

5 Woodruff key 1

6 Shaft seal, 30x47 1 Replace, lubricate sealing lip with oil, mark (arrow) faces in turning direction of camshaft. Identical part as shaft seal of camshaft.

7 Spacer 1

8 Bolt, M 8 x 35 3

9 Washer A 8.4 3

10 Upper bearing 1
housing

11 Polyester seal 1 Replace, check for correct fit.

12 0-ring 1 Replace, give light coat of oil, do not position incorrectly.

13 Sleeve 1

14 Bolt, M 8 x 55 4

15 Washer A 8.4 4

16 Bolt, M 6 x 50 8

17 Washer A 6.4 4

18 Bolt, M 6 x 42 2

19 Washer A 6.4 2

20 Upper compensating 1 Removing: If necessary, heat housing cover with
shaft housing a hot air blower to loosen the sealing compound. Use Loctite adhesive remover 60646.
Installing: Apply coat of Loctite 574 (was 638) with a velours roller on sealing surface. Check tightening procedures.

21 End ring 1

22 Round seal 1 Replace

23 Seal 1 Replace, install in bearing bridge take-up bore with grease.

24 Nut, M8 2 Torque: 30+3 Nm

25 Washer 2

26 Bearing bridge for 1
compensating shaft

27 Upper compensating 1
shaft

28 Bearing shell 1 Check for correct fit

29 Bearing shell 1

30 Bolt, M 10 x 35 1 Coat threads with Loctite 574, torque: 45 Nm, hold with Special Tool 9200.

31 Washer 1 Position correctly.

32 Collar for lower 1 Position correctly, locating tab protrudes into
compensating shaft groove "0" of drive gear; mark "0" can be seen in square opening of collar.

33 Drive gear for 1 Check movement on seat of compensating shaft,
compensating shaft machining if necessary. Give seat a thin coat of Optimoly HT.

34 Woodruff key 1

35 Shaft seal, 30 x 48 1 Replace, lubricate sealing lip with oil.

36 Spacer 1

37 Bolt 3

38 Washer 3

39 Lower bearing 1
housing

40 Polyester seal 1 Replace, check for correct seating.

41 0-ring 1 Replace, lubricate lightly with oil; position correctly.

42 Sleeve 1