TM-9-2350-261-20-4
CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL - VOLUME 4 OF 4
TM-9-2350-261-20-4 - Page 255 of 767
TM 9-2350-261-20-4
REPLACE M3 NBC HEATERS AND CONTROLLERS (M113A2 AMBULANCES
ONLY) — Continued
0687 00
6.
Disconnect circuit lead 537C (1) and circuit lead 537D (2) from forward and rear heaters (3) and (4) on left side
of
carrier
.
7.
Loosen clamps (5). Remove forward and rear outlet hoses (6) and (7) from forward and rear heaters (3) and (4).
8.
Loosen clamps (8). Remove forward and rear inlet hoses (9) and (10) from forward and rear heaters (3) and (4).
9.
Remove eight screws (11), 16 washers (12), eight locknuts (13), and upper heater (3) and lower heater (4) from two
brackets (14). Discard locknuts.
10. If damaged, remove four screws (15), lockwashers (16), and brackets (14) from bulkhead. Discard lockwashers.
11. Disconnect circuit lead 537G (17) from driver’s controller (18).
12. Disconnect two leads (19) from driver’s controller (18) and driver’s heater (20).
13. Remove four screws (21), eight washers (22), four locknuts (23), and driver’s controller (18) from bracket (24). Discard
locknuts.
14. If damaged, remove two screws (25), lockwashers (26), and bracket (24) from bulkhead. Discard lockwashers.
15. Cut tie straps (27) and remove two leads (19) from adjacent driver’s outlet hose (28). Discard tie straps.
16. Loosen clamps (29). Remove driver’s outlet hose (28) and driver’s inlet hose (30) from driver’s heater (20).
17. Remove four screws (31), eight washers (32), four locknuts (33), and driver’s heater (20) from welded mount (34).
Discard locknuts.
0687 00-2
Back to Top
