VEHICLE COMPARTMENT HEATER MALFUNCTIONSContinued

VEHICLE COMPARTMENT HEATER MALFUNCTIONSContinued - TM-9-2350-247-20-1_421

VEHICLE COMPARTMENT HEATER MALFUNCTIONSContinued - TM-9-2350-247-20-1_423

TM-9-2350-247-20-1 Crane (CAB) Components Recovery Vehicle Full Tracked: light Armored M578 (2360-00-439-6242) (EIC:3LA) Manual
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TM 9-2350-247-20-1 VEHICLE COMPARTMENT HEATER MALFUNCTIONS—Continued 0085 00 3EY 1. Replace vehicle compartment heater fuel pump (WP 0448 00 or WP 0449 00). 2. Verify no faults found. FY 1. Remove heater control box (WP 0431 00). 2. Measure resistance between lead ends of heater control jack (1) pin A (2) and RUN-OFF-START switch terminal 14 (3). 3. Does multimeter read 0 ohms? YES NO FYN 1. Replace faulty lead (WP 0294 00). 2. Verify no faults found. 2FY 1. Replace heater RUN-OFF-START switch (WP 0472 00). 2. Verify no faults found. GY 1. Check heater exhaust. 2. Is heater exhaust cold? YES NO GYN 1. Defective flame detector switch. 2. Notify your supervisor. 0085 00-8

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