Page 611 of 2053
1B3 -- 62 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
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) .......................
Page 613 of 2053
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 615 of 2053
1B3 -- 66 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
13. Remove the camshaft.
14. Remove the socket bolts(4) in the chain box.
Socket Wrench 115 589 03 07 00
15. Remove the injection pump.
Notice
See the “Removal of fuel injection pump”.
16. Remove the oil pan bolts (8, 9) in the area of the tim-
ing case cover (14).
17. Slightly loosen the remaining oil pan bolts.
18. Remove the timing case cover (19) bolts and then
remove the timing case cover (14).
Notice
Be careful not to damage the cylinder head gasket
or oil pan gasket.
Page 616 of 2053
OM600 ENGINE MECHANICAL 1B3 -- 67
D AEW OO M Y_2000
Installation Procedure
1. Thoroughly clean the sealing surface and apply
sealant.
2. Install the timing case cover.
Tightening Torque10 N∙m(89lb-in)
Notice
Bolts arrangement
1.M6 x 60
2.M6 x 70
3.M6 x 40
3. Tighten the socket bolts in the chain box.
Tightening Torque23 N∙m (17 lb-ft)
4. Tighten the oil pan bolts.
Tihi
Socket bolt10 N∙m (89 lb-in)
Tightening
TorqueM6 bolt10 N∙m (89 lb-in)TorqueM8 bolt23 N∙m (17 lb-ft)
Page 619 of 2053
1B3 -- 70 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
15. Install the guide pulley (22) and fit the closing cover
(20).
Tightening Torque23 N∙m (17 lb-ft)
16. Replace the gasket (3) and install the cylinder head
cover (2).
Tightening Torque10 N∙m(89lb-in)
17. Install the cooling fan belt pulley and fan clutch.
18. Install the belt tensioning device and then install the
belt.
19. Install the cooling fan.
20. Fill the engine oil and check oil leaks by running the
engine.
Page 621 of 2053
1B3 -- 72 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
Tools Required
601 589 03 43 00 Oil Seal Assmbler
Removal Procedure
1. Remove the bolts (3, 6) from end cover, By pulling
out the lugs (arrow), remove the cover.
Notice
Be careful not to damage the oil pan gasket.
2. Remove the radial seal (4) with care not to damage
thesealingsurface.
Installation Procedure
1. Thoroughly clean the sealing surface of end cover
and apply Loctite 573.
2. Clean the groove of radial seal.
3. Apply Loctite 573 on the bolts and install the end
cover.
Tightening Torque10 N∙m(89lb-in)
Notice
Be careful not to damage the oil pan gasket.
4. Install the inner oil seal assembler to the crankshaft
flange.
Oil Seal Assembler 601 589 03 43 00
Page 622 of 2053
OM600 ENGINE MECHANICAL 1B3 -- 73
D AEW OO M Y_2000
5. Coat a little oil on the sealing lip of new radial seal
and contacting surface.
Notice
Don’t use grease.
6. Insert the new radial seal (4) onto the oil seal as-
sembler (7).
Notice
The sealing lip of the repair radial seal is offset to the
inside by 3mm to ensure that it does not run in any
groove which the standard radial seal may have left
on the crankshaft flange.
A Standard Radial Seal
B Repair Radial Seal
7. Install the outer oil seal assembler on he seal and by
tightening the bolts, press the radial seal into the
end cover as far as the stop.
Notice
The seal must be positioned exactly at right angles
in the end cover to ensure that it provides a proper
seal.
Oil Seal Assembler 601 589 03 43 00