7-11. CIRCUIT BREAKER PANELS AND CIRCUIT BREAKER REPLACEMENT

FOLLOW-ON MAINTENANCE - TM-9-2350-287-20-1_733

d. INSTALLATION - TM-9-2350-287-20-1_735

TM-9-2350-287-20-1 Carrier Ammunition Tracked M992A21 (2350-01-352-3021) EIC:AE6 Manual
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TM 9-2350-287-20-1 7-11. CIRCUIT BREAKER PANELS AND CIRCUIT BREAKER REPLACEMENT. This Task Covers: a. Removal b. Disassembly c. Assembly d. Installation Initial Setup: Tools/Test Equipment: l General mechanic’s tool kit (Item 24, Appendix 1) Materials/Parts: l Lockwasher (26) (Item 173, Appendix H) l Lockwasher (4) (Item 196, Appendix H) Equipment Conditions: l Vehicle parked on level ground (refer to TM 9-2350-287-10). l MASTER switch set to OFF (refer to TM 9-2350-287-10). l Battery ground cables disconnected (para 7-41). l Portable instrument panel removed (para 7-6). l Driver's instrument panel removed (para 7-9). a. 1. 2, 3. b. 1. 2. 3. c. 1. 2. 7-36 REMOVAL Disconnect eight electrical leads (4) from four circuit breakers (5) and two electrical leads (1) from circuit breaker (3) on circuit breaker mounting bracket (6). Disconnect 16 electrical leads (18) from eight circuit breakers (23) on circuit breaker mounting bracket (1 9). Remove two mounting brackets (6 and 19) from driver’s compartment by removing four screws (15), Iockwashers (14), and washers (13). Discard Iockwashers. DISASSEMBLY Remove eight circuit breakers (23) from mounting bracket (19) by removing two nuts (22), screws (17), Iockwashers (21), and washers (20) from each circuit breaker (23). Discard lockwashers. Remove circuit breaker (3) from mounting bracket (6) by removing two nuts (9), screws (2), Iockwashers (8), and washers (7). Discard Iockwashers. Remove four circuit breakers (5) from mounting bracket (6) by removing two nuts (10), screws (16), Iockwashers (11), and washers (12) from each circuit breaker (5). Discard Iockwashers. ASSEMBLY Install four circuit breakers (5) on mounting bracket (6) using two nuts (10), screws (16), new lockwashers (11), and washers (12). lnstall circuit breaker (3) on mounting bracket (6) using two nuts (9), screws (2), new Iockwashers (8), and washers (7).

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