REPLACE M3 NBC HEATER CONTROL BOX (M577A3 ONLY)

FOLLOW-THROUGH STEPS - TM-9-2350-277-20-5_741

TM-9-2350-277-20-5 Carrier Personnel Full Tracked Armored M113A3 2350-01-219-7577 (EIC AE7) Carrier Command Post Light Tracked M577A3 2350-01-369-6085 (EIC AE7) Manual
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TM 9-2350-277-20-5 REPLACE M3 NBC HEATER CONTROL BOX (M577A3 ONLY) 0792 00 THIS WORK PACKAGE COVERS: Removal (page 0792 00-1). Installation (page 0792 00-2). INITIAL SETUP: Maintenance Level Unit Tools and Special Tools General Mechanic’s Tool Kit (WP 0926 00, Item 65) Materials/Parts Locknut (4) Lockwasher Personnel Required Unit Mechanic References See your -10 Equipment Condition Engine stopped (see your -10) Carrier blocked (see your -10) Battery ground lead disconnected (WP 0338 00) Master switch panel assembly removed (WP 0261 00) REMOVAL 1. Remove screw (1), washer (2), and cable (3) from bus bar (4) in distribution box (5). 2. Disconnect cable (6) from control box (7). 3. Remove screw (8), lockwasher (9), and clamp (10) with cables (3) and (6) from weldnut. Remove clamp from cables. Discard lockwasher. 4. Remove four screws (11), eight washers (12), four locknuts (13), and control box (7) from bracket (14). Discard locknuts. 5. Remove four screws (15), washers (16), and cover (17) from control box (7). 6. Remove screw (18) and terminal of cable (3) on circuit breaker (19). Pull cable and grommet (20) from control box (7). 0792 00-1

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