Page 218 of 1463
M161 ENGINE MECHANICAL 1B2-29
Poly V-belt Arrangement
1 Belt Tensioning Pulley
2 Crankshaft Belt Pulley
3 A/C Compressor Pulley5 Alternator Pulley
7 Power Steering Pump Pulley
8 Water Pump Pulley
Page 324 of 1463
1B3-22 OM600 ENGINE MECHANICAL
With Air Conditioner
Removal & Installation Procedure
1. Remove the nut.
2. Push the tensioning lever in direction of arrow with a rod
(F12 ´ 180mm) and pull out the bolt to the rear.
3. Push back the tensioning lever (arrow direction) to release
the spring tension and remove the belt.
4. Install the poly V-belt beginning at the tensioning pulley (7).
7 Tensioning Pulley
8 Crankshaft
9 Alternator
10 Coolant Pump
11 Guide Pulley
12 Power Steering Pump
13 Aircon. Compressor
Lengthe of Belt
Length (L)
Without Air Conditioner2,100 mm
2,040 mm
Page 365 of 1463

OM600 ENGINE MECHANICAL 1B3-63
TIMING CASE COVER
Preceding Work : Removal of the cooling fan
Rmoval of the V-belt tensioning device
Removal of the vibration damper and hub
Removal of the alternator
1 Bolt............................................................10Nm
2 Cylinder Head Cover
3 Gasket ................................................... Replace
4 Socket Bolt................................................25Nm
5 Fuel Filter
6 Square Nut
7 Oil Pan
8 Socket Bolt................................................10Nm
9 Bolt.................................................... M6 : 10Nm
M8 : 23Nm
10 Power Steering Pump
11 Bolt
12 Belt Pulley1 3 Bolt............................................................32Nm
14 Timing Case Cover
1 5 Bolt............................................................23Nm
16 Alternator Bracket
1 7 Bolt............................................................45Nm
1 8 Bolt............................................................25Nm
1 9 Bolt............................................................10Nm
20 Closing Cover
21 Socket Bolt................................................23Nm
22 Guide Pulley
2 3 Bolt.............................................................. 9Nm
24 Guide Pulley Bracket
25 Nut .............................................................23Nm
Page 367 of 1463
OM600 ENGINE MECHANICAL 1B3-65
11. Remove the alternator bracket (16).
9. Disconnect the pipes of power steering pump and remove
the belt pulley.
Notice
Be careful not to lose the key.
10. Remove the nut and pull out the bolt and then remove the
power steering pump.
12. Remove the fuel filter.
Page 370 of 1463
1B3-68 OM600 ENGINE MECHANICAL
Tightening Torque25 Nm 5. Install the flange, vibration damper and crankshaft belt
pulley.
Notice
Replace front radial seal if necessary.
6. Install the alternator bracket.
25 Nm Front
Side
7. Install the alternator
Tightening TorqueUpper - 25 Nm
Low - 25 Nm
8. Install the cylinder head cover.
Tightening Torque 10 Nm
9. Tighten the injection pump mounting bolts.
Tightening Torque 23 Nm
Page 542 of 1463
1E1-4 M162 ENGINE ELECTRICAL
MAINTENANCE AND REPAIR
ON-VEHICLE SERVICE
ALTERNATOR
Preceding Work : Removal of the drivebelt
Removal & Installation Procedure
1. Disconnect the negative battery terminal.
2. Unscrew the nut and disconnect the terminal (1).
Installation Notice
1 Terminal (B+)
2 Terminal (D+)
3 Combination Bolt
4 Alternator
3. Unscrew the nut and disconnect the terminal (2).
Installation Notice
Tightening Torque 14 - 18 Nm
4. Unscrew the combination bolt (3).
Installation Notice
Tightening Torque 4 - 5 Nm
5. Remove the alternator.
6. Installation should follow the removal procedure in the
reverse order.
Tightening Torque 42 - 50 Nm
Page 554 of 1463
1E2-4 M161 ENGINE ELECTRICAL
MAINTENANCE AND REPAIR
ON-VEHICLE SERVICE
ALTERNATOR
Preceding Work : Removal of the drivebelt
Removal & Installation Procedure
1. Disconnect the negative battery terminal.
2. Unscrew the nut and disconnect the terminal (1).
Installation Notice
1 Terminal (B+)
2 Terminal (D+)
3 Combination Bolt
4 Alternator
3. Unscrew the nut and disconnect the terminal (2).
Installation Notice
Tightening Torque 14 - 18 Nm
4. Unscrew the combination bolt (3).
Installation Notice
Tightening Torque 4 - 5 Nm
5. Remove the alternator.
6. Installation should follow the removal procedure in the
reverse order.
Tightening Torque 42 - 50 Nm
Page 568 of 1463
1E3-6 OM600 ENGINE ELECTRICAL
ALTERNATOR
Preceding Work : Removal of poly V-belt
1 Cooling Fan
2 Bolt............................................................45Nm
3 Bolt............................................................45Nm4 Alternator
5 Plug Connection