Page 576 of 2053
OM600 ENGINE MECHANICAL 1B3 -- 27
D AEW OO M Y_2000
Inspection Procedure
DMark poly V-- belt at a clearly visible point with chalk.
DRotate the engine and check the belt.
Notice
If one of the following types of damage is found,
replace the belt.
1. Rubber lumps in the base of rips.
2. Dirt or grit ingrained.
3. Pointed rips.
4. Belt cord visible in the base of rips.
5. Cord torn out at the side.
6. Outer cords frayed.
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1B3 -- 28 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
7. Belt detached from the base of rip.
8. Splits across the rips.
9. Sections of rip torn out.
10. Splits across several rips.
11. Splits across the back.
Page 589 of 2053
1B3 -- 40 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
Disassembly Procedure
1. Completely drain the coolant from the radiator and
cylinder block.
2. Remove the cooling fan shroud.
3. Hold the fan with counter holder and remove the bolt
and then remove the cooling fan.
Notice
Keep the fan in vertical position.
Counter Holder 603 589 00 40 00
4. Remove the bracket oil dipstick tube.
5. Remove the nut.
6. Remove the nut on the tensioning lever and insert
the rod(F12’ 180mm). By pushing the rod to the ar-
row direction, pull back the bolt.
7. Push the tensioning lever to the opposite direction to
release the spring tension and remove the poly V--
belt.
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1B3 -- 62 OM600 ENGINE MECHANICAL
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42. Install the poly V-- belt.
Notice
Be careful not to contaminate the belt.
43. By inserting a rod into the tensioning lever upper
hole and pulling the rod, install the bolt and then
tighten the nut.
Tightening Torque23 N∙m (17 lb-ft)
44. Install the oil dipstick tube bracket.
Tightening Torque10 N∙m(89lb-in)
45. Hold the cooling fan with the counter holder and
tighten the bolt.
Page 612 of 2053

OM600 ENGINE MECHANICAL 1B3 -- 63
D AEW OO M Y_2000
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 generator
1 Bolt 10N∙m (89 lb-in) .....................
2 Cylinder Head Cover
3 Gasket Replace..........................
4 Socket Bolt 25N∙m (18 lb-ft) ................
5 Fuel Filter
6 Square Nut
7OilPan
8 Socket Bolt 10N∙m (89 lb-in) ...............
9 Bolt M6 : 10N∙m (89 lb-in) ................
M8 : 23N∙m (17 lb-ft)
10 Power Steering Pump
11 Bolt
12 Belt Pulley13 Bolt 32N∙m (24 lb-ft) ......................
14 Timing Case Cover
15 Bolt 23N∙m (17 lb-ft) ......................
16 Generator Bracket
17 Bolt 45N∙m (33 lb-ft) ......................
18 Bolt 25N∙m (18 lb-ft) ......................
19 Bolt 10N∙m(89lb-in) .....................
20 Closing Cover
21 Socket Bolt 23N∙m (17 lb-ft) ................
22 Guide Pulley
23 Bolt 9N∙m(80lb-in) .......................
24 Guide Pulley Bracket
25 Nut 23N∙m (17 lb-ft) .......................
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1B3 -- 64 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
Tools Required
116 589 03 07 00 Socket Wrench
Removal Procedure
1. Remove the fan clutch and cooling fan belt pulley.
2. Drain the engine oil completely.
3. Remove the oil dipstick tube bracket bolts.
4. Remove the crankshaft pulley.
5. Loosen the bolt (1) and then remove the cylinder
head cover (2) and gasket.
6. Remove the vacuum pump.
7. Detach the closing cover (20). Remove the bolts(21)
and then remove the guide pulley (22).
8. Remove the guide pulley bracket (24).
Page 614 of 2053
OM600 ENGINE MECHANICAL 1B3 -- 65
D AEW OO M Y_2000
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 re-
move the power steering pump.
11. Remove the generator bracket (16).
12. Remove the fuel filter.
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1B3 -- 68 OM600 ENGINE MECHANICAL
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5. Install the flange, vibration damper and crankshaft
belt pulley.
Notice
Replace front radial seal if necessary.
6. Install the generator bracket.
TighteningFront25 N∙m (18 lb-ft)Tightening
To r q u eSide25 N∙m (18 lb-ft)
7. Install the generator.
TighteningTorqueUpper--25N∙m (18 lb-ft)TighteningTorqueLow -- 25 N∙m (18 lb-ft)
8. Install the cylinder head cover.
Tightening Torque10 N∙m(89lb-in)
9. Tighten the injection pump mounting bolts.
Tightening Torque23 N∙m (17 lb-ft)