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).
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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 623 of 2053
1B3 -- 74 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
VIBRATION DAMPER AND HUB
Preceding Work : Removal of the cooling fan
Removal of poly V-- belt
1 Bolt 10N∙m (89 lb-in) .....................
2 Cooling Fan Belt Pulley
3 Socket Bolt 23N∙m (17 lb-ft) ................
4 Crankshaft Belt Pulley
5 Vibration Damper6 Bolt 200N∙m (148 lb-ft) + 90_ ..............
7Washer
8 Straight Pin
9Hub
10 Oil Pan
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1B3 -- 76 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
Removal Procedure
1. Remove the starter motor and install the engine lock
into the wheel ring gear.
Engine Lock 602 589 00 40 00
2. Remove the poly V-- belt.
3. Remove the cooling fan.
Notice
Keep the fan in vertical position.
4. Remove the cooling fan belt pulley (2).
5. Place alignment marks (arrow) on the vibration
damper (5) and crankshaft belt pulley (4).
6. Remove the timing sensor bracket.
Notice
Remove if necessary.
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OM600 ENGINE MECHANICAL 1B3 -- 79
D AEW OO M Y_2000
5. Install the timing sensor bracket.
Notice
See the ’TDC setting’.
6. Install the cooling fan pulley.
Tightening Torque10 N∙m(89lb-in)
7. Install the cooling fan.
8. Install the fan belt.
9. Remove the engine lock.
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OM600 ENGINE MECHANICAL 1B3 -- 117
D AEW OO M Y_2000
Notice
Measure center (arrow) of the valve guide and if the
inner diameter ’A’ exceeds standard value, replace
the guide.
Tools Required
000 589 10 53 00 Reamer (for Exhaust)
000589106800CylinderBrush
000 589 21 53 00 Reamer (for Intake)
102 589 00 23 00 GO / NO GO Gauge (for Intake)
103589021500Drift(forExhaust)
103589031500Drift(forIntake)
117 589 03 25 00 GO / NO GO Gauge (for Exhaust)
346 589 00 63 00 Super Cooling Box
601 589 02 23 00 GO/NO GO Gauge
601589051500Drift(forIntake)
601589061500Drift(forExhaust)
Matching Valve Seat - Broaching Tools - Guide Sleeves
Valve Seat
Broaching Tool No.
Guide Sleeve Tool No.
Guide Sleeve Side
Intake115 589 00 53 00102 589 00 63 00B
Exhaust
115589005300
(14.2 mm)
102589006300
102 589 08 63 00B
Intake115 589 01 53 00601589156300A
Exhaust
115589015300
(14.4 mm)601 589 15 63 00B
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1B3 -- 120 OM600 ENGINE MECHANICAL
D AEW OO M Y_2000
5. Heat the cylinder head (1) in a wear tank to approx.
80_C.
6. Cool down the new valve guide (2) with liquid nitro-
gen.
Notice
Do not touch the cooled valve guide by hand.
Super Cooling box 346 589 00 63 00
7. Drive in new valve guide with drift (8) until the wire
ring makes contact.
Notice
Thevalveguidemustbedriveninfromthecylinder
head cover.
Drift (for Intake) 601 589 05 15 00
Drift (for Exhaust) 601 589 06 15 00
8. Check the valve guide bore with GO / NO GO gauge
(9).
The GO side (marked ’0’) should just still drop. If the
GO side cannot be inserted, the bore of valve guide
should be reamed.
Notice
Perform the check only on cooled down cylinder
head.
GO / NO GO Gauge (for Intake) 102 589 00 23 00
GO / NO GO Gauge (for Exhaust) 117 589 03 23 00