Page 377 of 1463
OM600 ENGINE MECHANICAL 1B3-75
Sectional View
3 Socket Bolt
4 Crankshaft Belt Pulley
5 Vibration Damper
6 Bolt
7 Washer
8 Straight Pin
Notice
The mounting position of vibration damper is fixed by straight
pin (8).
Tools Required
602 589 00 40 00 Engine Lock
103 589 00 30 00 Puller9 Hub
11 Radial Seal
12 Timing Gear Case Cover
13 Key
14 Crankshaft Sprocket
16 Crankshaft
Page 378 of 1463
1B3-76 OM600 ENGINE MECHANICAL
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.
Page 379 of 1463
OM600 ENGINE MECHANICAL 1B3-77
7. Remove the socket bolts (3) and then remove the belt
pulley (4) and vibration damper (5).
8. Remove the washer and bolt.
9. Remove the hub by using a puller.
Puller 103 589 00 33 00
10. Replace the radial seal.
Page 380 of 1463
1B3-78 OM600 ENGINE MECHANICAL
Installation Procedure
1. Install the hub.
Notice
Exactly align the woodruff key and the groove of hub (arrow).
2. Install the washer (7) and tighten the bolt (6).
Washer (new) : 1 EA 200 Nm + 90°
3. Install the vibration damper.
Notice
Exactly align and insert onto the straight pin.
4. Install the belt pulley.
Tightening Torque 25 Nm
Notice
Align the alignment marks.
Page 381 of 1463
OM600 ENGINE MECHANICAL 1B3-79
5. Install the timing sensor bracket.
Notice
See the ‘TDC setting’.
6. Install the cooling fan pulley.
Tightening Torque 10 Nm
7. Install the cooling fan.
8. Install the fan belt.
9. Remove the engine lock.
Page 382 of 1463
1B3-80 OM600 ENGINE MECHANICAL
CRANKSHAFT FRONT RADIAL SEAL
1 Radial Seal
2 Timing Case Cover
Tools Required
601 589 03 14 00 Sleeve3 Woodruff Key
Page 383 of 1463
OM600 ENGINE MECHANICAL 1B3-81
Notice
The sealing lip of the repair radial seal is offset to the inside
by 2mm to ensure that is 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
Replacement Procedure
1. Pull out the radial seal (1) and be careful not to damage the
sealing surface of timing case cover.
2. Thoroughly clean the mounting bore of the radial seal.
3. Coat a little oil on the sealing lip of new radial (1) and contact
surface.
Notice
Don’t use grease.
4. Install the radial seal (1) by using a sleeve (4).
Notice
Align the groove of sleeve and woodruff key(arrow).
Sleeve 601 589 03 14
Page 384 of 1463
1B3-82 OM600 ENGINE MECHANICAL
CRANKSHAFT BALL BEARING
1 Spacer
2 Cover ......................................... Replace
Notice
Manual transmission only.
Tools Required
000 589 33 33 00 Counter Support
000 589 25 33 00 Internal Extractor
Removal & Installation Procedure
1. Remove the manual transmission.
2. Using a puller, pull out the locking ring and ball bearing
together.
Counter Support 000 589 33 33 00
Internal Extractor 000 589 25 33 00
3. Apply Loctite 241 on the new ball bearing and then insert
the ball bearing to be stopped at the spacer ring by using a
proper mandrel.
3 Ball Bearing
4 Bolt.......................................45Nm + 90°