TM-9-2350-277-20-5 Unit Maintenance Manual Volume 5 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-20-5 REPLACE NBC FILTER SWITCH ASSEMBLY (M113A3 AND M113A3 AMBULANCE ONLY) — Continued 0802 00 4. Install switch assembly (1) on transverse beam. Secure with two mounting screws (2) and new lockwashers (3). Do not tighten screws at this time. NOTE For M113A3 Ambulance, do Step 5. For M113A3, do Step 6. 5. Install circuit 537F lead (4) on air filter ON lamp (5). 6. Install circuit 537C lead (6) on air filter ON lamp (5). 7. Install circuit 579A lead (7) on circuit breaker (8). 8. Install jumper lead (9) on air filter switch (10) and circuit breaker (8). 9. Install circuit 579C lead (11) on air filter switch (10) on switch assembly (1). 10. Install cover (12) on air filter switch assembly (1). Tighten mounting screws (2) securing switch assembly to transverse beam. FOLLOW-THROUGH STEPS 1. Connect battery ground strap (WP 0337 00). END OF TASK 0802 00-4