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 HEATERS AND CONTROLLERS (M113A2 AMBULANCES ONLY) — Continued 0687 00 13. If removed, install two screws (1), new lockwashers (2), and bracket (3) on hull top plate. 14. Install eight screws (4), 16 washers (5), eight new locknuts (6), upper and lower heater (7) and (8) on bracket (3). 15. Install upper and lower inlet hoses (9) and (10) on upper and lower heater (7) and (8). Tighten clamps (11). 16. Install upper and lower outlet hoses (12) and (13) on upper and lower heater (7) and (8). Tighten clamps (14). 1 7. C on nect circuit l ead 537 A (1 5) and circu it lead 5 37B (16) to upp er and l ower h eaters ( 7) and ( 8) o n right sid e o f ca FOLLOW-THROUGH STEPS 1. Connect battery ground lead (WP 0294 00). 2. Check air flow of NBC system. See TM 3-6680-316-10. END OF TASK 0687 00-4