|
Overhaul differential gear (F13/F13 MTA)
Note: Transmission
remains installed.
 Remove
|
| 1. |
Remove axle shafts (1)
|
| 2. |
Remove end shield cover (2)
|
| 3. |
Remove end shield (3) from transmission housing 
|
| 4. |
Remove differential (4)
|
|
| 5. |
Remove seal ring from bearing ring (3) and transmission with
KM-454-2 (1) and KM-454-4 (2)
|
| 6. |
Remove tapered roller bearing outer race from bearing ring
Note: Only necessary
when replacing bearing in bearing ring.
| • |
remove with KM-304 (4) and KM-451 (5)
|
| • |
Place KM-303 (6) underneath
|
|
| 7. |
Remove tapered roller bearing outer race from transmission with
KM-305 and KM-451
Note: If the
transmission has been removed, use KM-304
and KM-451 .
|
|
|
Important: Do not interchange
outer and inner races respectively when re-using tapered roller
bearings.
|
| 8. |
Remove both tapered roller bearing inner races (1)
Note: Only necessary
when replacing.
| • |
Pull off with KM-161-B (2), KM-161-3 (4) and KM-161-4 (3)
Note: For overhaul
operations, the speedometer gear (driving) (5) is destroyed, if
still present. On assembling, it is not reinstalled.
|
|
| 9. |
Detach drive gear from differential housing
| • |
Clamp differential housing in a vice with protective jaws
|
|
|
|
|
Important: Replace drive gears
(1) only in pairs (driving and driven). Note identification groove
(arrows) running around tip of tooth.
|
| 10. |
Remove bevel gear axis
| • |
Remove retaining rings (2) from bevel gear axis
Note: Only necessary
when replacing.
|
|
| 11. |
Remove thrust washers
| • |
Unscrew axle shaft and differential bevel gears with KM-458-A
|
|
|
Install
| 12. |
Clean all removed parts and transmission housing
|
| 13. |
Check removed parts for wear and damage
| • |
Lubricate bearing, running, seating, and pressure surfaces of
rotating parts with transmission fluid
|
|
|
| 14. |
Insert/screw in axle drive and differential bevel gears into
differential housing (1)
|
| 15. |
Clamp differential housing into vice with KM-458-A (3)
|
| 16. |
Centre differential pinions with KM-456 (2)
|
| 17. |
Install bevel gear axis (6)
| • |
Secure with new retaining rings (4) and (5)
|
|
|
|
| 18. |
Attach ring gear (1) to differential housing
| • |
Tighten with new bolts 40 Nm + 30°
+ 15°
Note: Replace drive
gears only in pairs (driving and driven). Note identification
groove (arrows) running around tip of tooth.
|
|
| 19. |
Press inner races of tapered roller bearings (3) onto
differential housing (4) using KM-453
(2)
|
| 20. |
Install respective tapered roller bearing outer race in
transmission or bearing ring with KM-304
and KM-451
| • |
Gently knock tapered roller bearing outer race into housing
|
|
|
|
| 21. |
Install tapered roller bearing outer race (2) into transmission
and/or bearing ring with KM-304 (1) and
KM-451 (3)
|
| 22. |
Drive in new axle shaft seal ring with KM-446
|
| 23. |
Install differential (4)
|
| 24. |
Install end shield (3)
|
| 25. |
Install end shield cover (6)
|
|
|
