TB 9-2320-335-13&P
5-18.1. TRANSFER CASE OIL SEALS REPLACEMENT (SERIAL NUMBERS 300000 AND ABOVE)
This task covers:
a. Front Oil Seal Removal
c. Rear Oil Seal Removal
b. Front Oil Seal Installation
d. Rear Oil Seal Installation
INITIAL SETUP:
Tools
Materials/Parts
General mechanic's tool kit:
Four lockwashers (Appendix A, Item 145)
automotive (Appendix B, Item 1)
Seal, lockwasher (Appendix A, Item 298)
Maintenance and repair shop equipment:
Manual References
automotive (Appendix B, Item 2)
TM 9-2320-387-10
Special Tools
TM 9-2320-387-24-1
Front seal installer (Appendix B, Item 96)
TB 9-2320-335-13&P, Appendix E
Rear seal installer (Appendix B, Item 95)
Equipment Condition
Drive handle (Appendix B, Item 60)
(TM 9-2320-387-24-1).
Maintenance Level
Unit
a. Front Oil Seal Removal
1.
output yoke (4). Discard lockwashers (2).
NOTE
Have drainage container ready to catch fluid.
2.
Remove nut (6), lockwasher seal (7), output yoke (4), and output seal (8) from transfer case (9).
Discard lockwasher seal (7).
b. Front Oil Seal Installation
1.
Using front seal installer and drive handle, install output seal (8) on transfer case (9).
2.
Install output yoke (4) on transfer case (9) with lockwasher seal (7) and nut (6). Tighten nut (6) to
110 lb-ft (149 Nm).
3.
Install front propeller shaft (1) on output yoke (4) with two U-bolts (5), four lockwashers (2), and
nuts (3). Tighten nuts (3) to 1318 lb-ft (1224 Nm).
c. Rear Oil Seal Removal
Remove oil seal (10) from transfer case extension (11).
d. Rear Oil Seal Installation
Using rear seal installer, install oil seal (10) on transfer case extension (11).
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