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 246 of 951

TM 9-2320-280-20-2

4-20

Change 3

4-9. CIRCUIT BREAKER REPLACEMENT

This task covers:

a. Removal

b. Installation

INITIAL SETUP:

Tools

General mechanic’s tool kit:

automotive (Appendix B, Item 1)

Materials/Parts

Two lockwashers (Appendix G, Item 136)

Manual References

TM 9-2320-280-10

TM 9-2320-280-24P

Equipment Condition

Battery ground cable disconnected (para. 4-73).

NOTE

• All circuit breakers are removed and installed basically the same.

• This procedure covers the instrument gauge circuit breaker.

• Prior to removal, tag leads for installation.

1.

Loosen nut (1) and lower steering column (2).

2.

Disconnect lead 29B (8) and 29D (9) from circuit breaker (6).

3.

Remove two nuts (4), lockwashers (5), screws (7), and circuit breaker (6) from column bracket (3).

Discard lockwasher (5).

1.

Install circuit breaker (6) on column bracket (3) with two screws (7), lockwashers (5) and

nuts (4).

2.

Connect leads 29B (8) and 29D (9) to circuit breaker (6).

3.

Raise steering column (2) and tighten nut (1) to 31 lb-ft (42 N

•

m).

b. Installation

a. Removal