TM 9-2350-261-20-4
REPLACE M3 NBC HEATER HOSES AND FITTINGS (M113A2 AMBULANCE
0685 00
ONLY) -- Continued
14. If removed, install spring clips (28) on top plate with screws (36) and new lockwashers (37).
15. If removed, install left bracket (29) on top plate with two screws (34) and new lockwashers (35).
16. Install clamp (30) and patient's left forward outlet hose (31) on left forward heater (32), three spring clips (33), and
left bracket (29). Tighten clamp.
17. Install clamp (25) and patient's left rear outlet hose (26) on left rear heater (27), three spring clips (28), and left bracket
(29). Tighten clamp.
18. Install patient's right inlet hose (17) and clamp (23) on air purifier (24). Tighten clamp.
19. Install four clamps (22) on patient's right inlet hose (17). Secure clamps to top plate with four screws (20) and new
lockwashers (21).
20. Secure wiring harness (19) to right inlet hose (17) with new tie straps (18) as required.
21. Install right inlet hose (17) and clamp (16) on Y-fitting (13). Tighten clamp.
22. Install two clamps (14) and patient's upper right inlet hose (4) on Y-fitting (13) and upper right heater (15). Tighten
clamps.
23. Install two clamps (11) and patient's lower right inlet hose (3) on Y-fitting (13) and lower right heater (12). Tighten
clamps.
24. Install clamp (10) on patient's upper right inlet hose (4). Secure clamp to top plate with screw (8) and new lockwasher
(9).
25. Install clamp (7) on patient's lower right inlet hose (3). Secure clamp to top plate with screw (5) and new lockwasher (6).
26. Secure electrical leads (2) to inlet hoses (4) and (3) with new tie straps (1) as required.
0685 00-6
