TM-9-2320-280-34

TRUCK, UTILITY: M998 SERIES

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

JANUARY 1996

TM-9-2320-280-34 - Page 579 of 1258

TM 9-2320-280-34

12-16.

DIFFERENTIAL SUPPORT BRACKET AND SIDE MOUNTING BRACKET

REPLACEMENT

This task covers:

a.

Removal

b.

Installation

INITIAL SETUP:

Tools

Manual References

General mechanic's tool kit:

TM 9-2320-280-20

automotive (Appendix G, Item 1)

TM 9-2320-280-24P

Materials/Parts

Equipment Condition

Two O-ring seals (Appendix E, Item 107)

Service brake rotor removed (TM 9-2320-280-20).

Four locknuts (Appendix E, Item 59)

Locknut (Appendix E, Item 46)

Maintenance Level

Sealing compound (Appendix B, Item 50)

Direct support

a. Removal

1.

Remove locknut (5), two O-ring seals (4), and output flange (3) from output shaft (2). Discard O-ring

seals (4) and locknut (5).

2.

Remove two capscrews (7) and brake adapter (6) from differential (1).

NOTE

New configuration side mounting bracket allows for output shaft

seal replacement without bracket removal. Inspect bracket to

determine output shaft seal clearance. If no clearance exists,

replacement of side mounting bracket with new configuration is

recommended.

3.

Remove two capscrews (12) and washers (13) from differential (1) and differential side mounting

bracket (14).

4.

Remove two locknuts (11), washers (8), capscrews (9), washers (8), differential support

bracket (10), and side mounting bracket (14) from suspension crossmember (15). Discard

locknuts (11).

5.

Remove two locknuts (16), washers (17), capscrews (18), washers (17), and side mounting

bracket (14) from support bracket (10). Discard locknuts (16).

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