Remove/install belt pulley/vibration damper

AR03.30-D-1600D

8.12.09

ENGINES 904.904 /961 in MODEL 670

ENGINES 904.908 /914 /923 /936 /955 /964 in MODEL 668, 670

D03.30-0051-12

1 Vibration damper

2 Internally serrated bolts

3 Poly-V-belt

4  Cranking and blocking device

 	Remove/install
1	Remove radiator		AR20.20-D-3865D
2	Remove viscous fan clutch		AR20.40-D-5660D
3	Loosen and remove poly-V belt (3)		AR13.22-D-1202D
4	Install cranking and blocking device (4) for engine at timing case		AR03.30-W-1600-03A
			*904589046300
		 Block cranking and blocking device by inserting pin.
5	Unscrew internally serrated bolts (2) and take off vibration damper (1)	 Internally serrated bolt M14	*904589001000
		 Internally serrated bolt M16	*904589011000
			*BA03.30-N-1002-01C
6	Measure length of shank of internally serrated bolts (4)	Internally serrated bolt M14	*BE03.30-N-1001-02B
		Internally serrated bolt M16	*BE03.30-N-1002-02B
		 If shank length is exceeded
		Replace internally serrated bolt.
7	Install in the reverse order

Belt pulley/vibration damper

Number	Designation			Engines 900.9, 902.9, 904.9, 906.9


BE03.30-N-1001-02B	Bolt, vibration damper to crankshaft	Thread	M	141.5
		Length of shank when new	mm	60.0
		Permissible shank length	mm	61.0
BE03.30-N-1002-02B	Bolt, vibration damper to crankshaft	Thread	M	161.5
		Length of shank when new	mm	61.0
		Permissible shank length	mm	61.8

 Flywheel, driven plate, vibration damper, starter ring gear

Number	Designation				Engine 904.9, Engine 902.9, 906.9 without code MS8


BA03.30-N-1002-01C	Bolt, vibration damper to crankshaft	M16	Stage 1	Nm	50
			Stage 2	Nm	200
			Stage 3	°	90
		M14	Stage 1	Nm	50
			Stage 2	Nm	125
			Stage 3	°	90

904 589 00 10 00

Screwdriver bit

Cranking device

904 589 04 63 00

904 589 01 10 00