TM 9-2350-277-20-5
REPLACE M3 NBC HEATER HOSES AND FITTINGS (M113A3 AMBULANCE ONLY) —
Continued
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10. Install inlet hose (17) and clamp (19) on Y-fitting (20). Tighten clamp.
11. Install two clamps (21) and patient’s left forward inlet hose (22) on Y-fitting (20) and left forward heater (23). Tighten
clamps.
12. Install two clamps (24) and patient’s left rear inlet hose (25) on Y-fitting (20) and left rear heater (26). Tighten clamps.
13. Secure wiring harness (27) to inlet hoses (22) and (25) with new straps (28) as required.
14. If removed, install spring clips (1) on top plate with screws (2) and new lockwashers (3).
15. If removed, install left bracket (4) on top plate with two screws (5) and new lockwashers (6).
16. Install clamp (7) and patient’s left forward outlet hose (8) on left forward heater (9), three spring clips (1) and left
bracket (4). Tighten clamp.
17. Install clamp (10) and patient’s left rear outlet hose (11) on left rear heater (12), three spring clips (1) and left bracket (4).
Tighten clamp.
18. Install patients right inlet hose (13) and clamp (14) on air purifier (15). Tighten clamp.
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