TM-9-2350-277-20-6 Unit Maintenance Manual Volume 6 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-20-6 REPLACE CHEMICAL ALARM JUNCTION BOX/POWER CABLE/ALARM CABLE (M113A3 ONLY) — Continued 0919 00 INSTALLATION 1. Route alarm cable (1) lead 509B (2) and lead 509C (3) through grommet (4) in box (5). 2. Connect lead 509B (2) to terminal (6), and lead 509C (3) to terminal (7) on terminal board (8). 3. Route power cable (9) lead 7B NEG (10) and lead 6B POS (11) through grommet (4) on box (5). 4. Connect lead 7B NEG (10) to terminal (12) on terminal board (8), and lead 6B POS (11) to terminal (13) on circuit breaker (14). 5. Route alarm cable (1) over radio brackets (15). Connect alarm cable (1) lead 509B (16) and lead 509C (17) to M42 Chemical Alarm Unit (18) terminals (19). 6. Install two screws (20), washers (21) and junction box (5) to hull. 0919 00-8 Change 1