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

PREVENTIVE MAINTENANCE CHECKS AND SERVICES - cont - TM-9-2350-287-20-1_770

7-23. UPPER REAR DOOR CONTROL SWITCHES AND BRACKET REPLACEMENT

TM-9-2350-287-20-1 Carrier Ammunition Tracked M992A21 (2350-01-352-3021) EIC:AE6 Manual
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7-22. APU CONTROL BOX REPAIR (continued). 17. Connect wire 65 (27) to start switch (28). 18. Connect wire 421 (18) to fuel shutoff switch (17). 19. Connect wire 419 (16) to circuit breaker (15). 20. Connect wire 420 (13) and wire 420B (14) to oil pressure gage (12). 21. Connect ground wire (21) wire 61A (22) and wire 61 (19) to wiring harness connector (23). 22. Install rear panel (11) on APU control box (7) with four screws (9) and new Iockwashers (10). d. INSTALLATION 1. Install APU control box (7) to bracket (6) using four nuts (3), new Iockwashers (2) and screws (1). 2. Connect electrical wiring harness connector (8) to APU control box (7). 3. Install bracket (6) with attached APU control box (7) on vehicle with four new lockwashers (5) and screws (4). FOLLOW-ON MAINTENANCE: l Install M2A2 air purifier (para 22-2). l Connect battery ground cables (para 7-41). 7-73 TM 9-2350-287-20-1

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