TM-9-2350-261-20-4 Unit Maintenance Manual Volume 4 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-20-4 REPLACE M3 NBC FILTER SWITCH ASSEMBLY (M113A2 AMBULANCE ONLY) — Continued 0686 00 4. Install switch assembly (1) on instrument panel. Secure with two mounting screws (2), four new lockwashers (3), and two new locknuts (4). 5. Install circuit 537F lead (5) on air filter ON lamp (6). 6. Install circuit 579A lead (7) on circuit breaker (8). 7. Install jumper lead (9) on air filter switch (10) and circuit breaker (8). 8. Install circuit 579C lead (11) on air filter switch (10). FOLLOW-THROUGH STEPS 1. Connect battery ground lead (WP 0294 00). END OF TASK 0686 00-4