TM-9-2350-277-20-5 Unit Maintenance Manual Volume 5 M113A3 M577A3 M1064A3 M1068A3 M58 Download
Page 702 of 928
TM 9-2350-277-20-5 REPLACEM3 NBCHEATERCONTROLBOX (M577A3ONLY) — Continued 0792 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). 7. Install cover (17), four washers (16), and screws (15) on control box (7). 0792 00-2 INSTALLATION 1. Remove four screws (1), washers (2), and cover (3) from control box (4). 2. Install cable (5) and grommet (6) in control box (4). Position terminal of cable on circuit breaker (7). Install cable and screw (8) on circuit breaker. 3. Install cover (3), four washers (2), and screws (1) on control box (4). 4. Install control box (4), four screws (9), eight washers (10), and four new locknuts (11) on bracket (12). 5. Connect cable (13) to control box (4). 6. Install clamp (14) on cables (5) and (13). Secure clamp to weldnut with screw (15) and new lockwasher (16). 7. Install cable (5), screw (17), and washer (18) on bus bar (19) in distribution box (20). Change 1