TM-9-2320-280-20-2

TRUCK, UTILITY: M998 SERIES

TECHNICAL MANUAL; UNIT MAINTENANCE; VOLUME 2 OF 3

JANUARY 1996

TM-9-2320-280-20-2 - Page 628 of 951

5-26. TRANSFER CASE OIL SEALS REPLACEMENT

This task covers:

a. Front Oil Seal Removal

c. Rear Oil Seal Removal

b. Front Oil Seal Installation

d. Rear Oil Seal Installation

a. Front Oil Seal Removal

NOTE

Removal and installation procedures are basically the same for

model 218 front and rear oil seals and model 242 front oil seal.

This procedure covers the front oil seal. For replacement of rear

oil seal for model 242, refer to para. 5-26.c.

1.

Remove four capscrews (4), two straps (3), and front propeller shaft (1) from output yoke (2).

NOTE

Have drainage container ready to catch fluid.

2.

Remove nut (5), washer seal (6), and output yoke (2) from transfer case (8). Discard washer seal (6).

3.

Remove output oil seal (7) from transfer case (8).

INITIAL SETUP:

Tools

General mechanic's tool kit:

automotive (Appendix B, Item 1)

Special Tools

Yoke seal installer (Model 218)

(Appendix B, Item 94)

Output shaft seal installer (Model 242)

(Appendix B, Item 112)

Seal installer (Model 242)

(Appendix B, Item 116.1)

Special Tools (Cont’d)

Seal installer (Model 242)

(Appendix B, Item 116.2)

Drive handle (Model 242)

(Appendix B, Item 116.3)

Materials/Parts

Washer seal (Appendix G, Item 292)

Manual References

TM 9-2320-280-10

TM 9-2320-280-24P

TM 9-2320-280-20-2

Change 3

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