Removing and installing belt pulley/vibration damper

AR03.30-P-1600HW

Removing and installing belt pulley/vibration damper

12.12.08

1.6.95

Parallel key at front of crankshaft modified

see step 7

 

Removing, installing

1.1

Remove radiator

Engine 601, 602 in model 124, 201

Engine 603 in model 124, 126, 140

AR20.20-P-3865HW

2

Remove poly V-belt

AR13.22-P-1202HW

3

Install retaining lock of crankshaft/starter ring gear

ra03006010500x

4.1

Remove crankshaft belt pulley (161).

 Engine 601 in model 124, 201
1st version

 The crankshaft belt pulley is centered by the straight pin (158).

The hexagon socket bolts are installed with washers (162b)

*BA03.30-P-1002-01A

5.1

Remove crankshaft belt pulley (161a) and vibration damper (163), install washers (162b)

 Engine 601 in model 124, 2nd version as of 10/85 and engine 602, 603

 The crankshaft belt pulley and the vibration damper are centered by the straight pin (158) Install bolts (162) with washers (162b)

*BA03.30-P-1002-01A

6.1

Remove hub (157).

 Engine 601 in model 124, 2nd version as of 10/85 and engine 602, 603

 Installation: Install parallel key (159) with curved side facing toward bolt head

*BA03.30-P-1001-01A



*103589003300

7

Removing crankshaft belt pulley with vibration damper and hub (1), installing

 Engine 601 in model 124, 3rd version as of 09/94, engine 601 in model 202

 The crankshaft assembly has been modified. The central bolt has been modified from 10.9 to 8.8
(material strength).

The two versions, central bolt with parallel keys and central bolt with washer, must not be interchanged.

*BA03.30-P-1001-01A



Parallel key at front of crankshaft modified

BT03.20-P-0001-01B

8

Install in the reverse order

Number

Designation

Engine 601, 602, 603 with/without automatic transmission

BA03.30-P-1001-01A

Central bolt of vibration damper

8.8

1st stage

Nm

200

2nd stage

 °

90

10.9

1st stage

Nm

320

2nd stage

 °

-

BA03.30-P-1002-01A

Bolt of belt pulley/vibration
damper to crankshaft

Nm

25