Remove/install a flywheel · ar0330i8002b · Mercedes-Benz WIS

AR03.30-I-8002B

Remove/install a flywheel

15.6.09

ENGINE 904.941 in MODEL 684.482

W03.30-0018-06

1 Flywheel

2 Screw

3  Cranking device

4  Alignment punch

B15 Crank angle position sensor

L Shank length

	Remove/install
1	Remove clutch		AR25.10-I-0050B
2	Pull crank angle position sensor (B15) about 8 mm out of the timing case	 The crank angle positions sensor (B15) must be removed so that it is not damaged when detaching the flywheel (1).  Installation: Press crank angle position sensor (B15) into timing case all the way.
3	Install cranking device (3) at timing case		AR03.30-W-1600-03A
			*BA01.60-N-1002-01A
			*BA01.60-N-1003-01A
			*904589046300
4	Block cranking device (3) by inserting the pin.	 To counterhold flywheel (1) when loosening bolts (2).
			*904589046300
5	Remove two opposing bolts (2) and screw a centering drift (4) into each one	 Installation: Lightly oil bolts (2) and tighten.
			*BA03.30-N-1001-01C
			*904589001000
			*904589026300
6	Unscrew remaining bolts (2)	 Installation: Lightly oil bolts (2) and tighten.
			*BA03.30-N-1001-01C
			*904589001000
7	Remove cranking device (3) at timing case	 Installation: Once the turning device (3) was attached again the pin must be inserted again so that the flywheel (1) can be counterheld for later tightening of bolts (2).	AR03.30-W-1600-03A
			*BA01.60-N-1002-01A
			*904589046300
8	Remove flywheel (1) over the centering drifts (4)	 If flywheel (1) is tight, screw two bolts (M8) into opposite threaded holes and pull off flywheel (1).
		 Installation: Grease ring gear.	*BR00.45-Z-1001-06A
	Checking
9	Check shank length (L) of bolts (2).	 If the maximum permissible shank length (L) of a bolt (2) is exceeded it must be replaced.	*BE03.30-N-1010-03B
10	Check flywheel (1); machine if necessary		AR03.30-I-8022B
11	Install in the reverse order

Check values for flywheel

Number	Designation			Engine 900.9, 904.9 with flywheel 403 Ø and a 362 Ø clutch	Engine 900.9, 904.9 with a 443 Ø flywheel and a 362 Ø clutch


BE03.30-N-1010-03B	Flywheel bolts	Thread	M	141.5	141.5
		Length of shank when new	mm	60.0	60.0
		Permissible shank length	mm	61.0	61.0

 Timing case

Number	Designation		Engine 900.9, 902.9, 904.9, 906.9


BA01.60-N-1002-01A	Inspection hole closure cover to timing case	Nm	25
BA01.60-N-1003-01A	Bolt, turning device to timing case	Nm	25

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

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


BA03.30-N-1001-01C	Bolt, flywheel to crankshaft	M14	Stage 1	Nm	50
			Stage 2	Nm	125
			Stage 3	°	90

904 589 02 63 00

Cranking device

Centering drift

Screwdriver bit

904 589 00 10 00

904 589 04 63 00

Repair materials

Number	Designation	Order number
BR00.45-Z-1001-06A	Long-life grease	A 000 989 63 51 11

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