HEATING AND VENTILATING SYSTEM VISUAL CHECK (Continued)

HEATING AND VENTILATING SYSTEM VISUAL CHECK

HEATING AND VENTILATING SYSTEM OPERATIONAL CHECK

TM-55-1520-240-T-3 CH-47D Heilcopter Manual
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TM 55-1520-240-T 13-1.3 HEATING AND VENTILATING SYSTEM VISUAL CHECK (Continued) 13-1.3 TASK RESULT 11. Check cabin thermostat (12). If thermostat (12) is loose or damaged, tighten or replace it as required. 12. Check pilot's jettisonable door defroster If defroster (1 3) is damaged, repair or replace it as (13). required. 13. Check copilot's jettisonable door If defroster (1 3) is damaged, repair or replace it as defroster (13). required. 14. Check TROOP WARN/HEATING panel If knob ( 15) is loose, tighten or replace it as re- (14). quired. If switch (16 or 17) is damaged, replace it. FOLLOW-ON MAINTENANCE: TM 55-1520-240-23 Install heater compartment acoustic blanket. END OF TASK 13-5

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