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 182 of 767

TM 9-2350-261-20-4

REPLACE M13 NBC HEATERS AND MOUNTS (M577A2 ONLY) — Continued

0672 00

1 1.

R em ove tw o screws (8 ), f ou r w ashers (9),

two

lockn uts (1 0), a nd b racket (11) with sw itch a ssem bly (12) from

Discard locknuts.

12. Remove six screws (13), 12 washers (14), six locknuts (15), and frame (7) from welded molding. Discard locknuts.

13. Remove hose (16) and circuit 579C lead (17) from frame (7).

14. Remove circuit 537E, 537D, and 537C leads (18), (19), and (20) from operator’s heaters (21), (22), and (23) respectively.

15. Loosen two clamps (24) and remove inlet and outlet hoses (25) and (26) from heater (21).

16. Loosen two clamps (27) and remove inlet and outlet hoses (28) and (29) from heater (22).

17. Loosen two clamps (30) and remove inlet and outlet hoses (31) and (32) from heater (23).

18. Remove four screws (33), eight washers (34), and four locknuts (35) from each operator’s heater (21), (22), and (23).

Discard locknuts.

19. Remove heaters from welded mounts (36), (37), and (38).

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