TM 9-2350-277-20-5
REPLACE M13 NBC HEATERS (M1068A3 ONLY) — Continued
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10. Remove circuit leads 537D and 537E (1) and (2) from front and rear heaters (3) and (4).
11. Loosen two clamps (5) and remove inlet and outlet hoses (6) and (7) from front heater (3).
12. Loosen two clamps (8) and remove inlet and outlet hoses (9) and (10) from rear heater (4).
13. Remove four screws (11), five lockwashers (12), four washers (13), nuts (14), shield (15), jumper (20), and heater (3) or
(4) from welded mount (16). Discard lockwashers.
14. Remove two adapters (17) from heater (3) and (4).
15. Remove screw (18), lockwasher (19), and jumper (20) from heater (3) and (4). Discard lockwasher.
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