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Dealer Service 29
MAN0654 (Rev. 10/19/2007)
Vertical Shaft Repair
Refer to Figure 18.
1. Disconnect and remove the rear driveline from the
gearbox.
2. Remove vent plug (24) and siphon gear lube from
housing through this opening.
3. Remove crossbar (see Crossbar Removal, page
31).
4. Remove protective seal (8) and vertical shaft seal
(18). Replace seal (18) with new seal (see Seal
Replacement, page 28).
Vertical seal should be recessed in housing. Hori-
zontal seal (19) should be pressed flush with out-
side of housing.
NOTE: Distortion to seal cage or damage to seal
lip will cause seal to leak.
5. Fill gearbox with SAE 80W or 90W gear lube until it
runs out the level plug.
6. Remove and replace any seal damaged in
installation.
Horizontal Leak Repair
Refer to Figure 18.
1. Disconnect and remove the rear driveline from the
gearbox.
2. Remove vent plug (24) and siphon gear lube from
housing through this opening.
3. If the leak occurred at either end of horizontal shaft,
remove oil cap (20) and/or oil seal (19). Replace
with new one (refer to Seal Replacement, page
28).
4. Fill gearbox with SAE 80W or 90W gear lube until it
runs out the level plug.
Figure 18. Gearbox Assembly
1. Crown gear
2. Gearbox housing
3. Input shaft
4. Output shaft
5. Gear pinion
6. Bearing
7. Input bearing
8. Protective seal
9. Cotter pin
10. Snap ring
11. Snap ring
12. Shim, 45.3 x 2.5
13. Shim, 70.3 x 84.7
14. Nut
15. Castle nut
16. Shim, 50.3 x 70.3
17. Shim
18. Oil seal (Vertical Shaft)
19. Oil seal (Horizontal Shaft)
20. Cap
22. Top cover
23. Cap screw 8 mm x 16 (8.8)
24. Vent plug
25. Cotter pin
26. Washer