ENGINE CRANKS BUT WILL NOT S TART BELOW 4 0 F (AIR BOX HEATER IS USED)Continued

ENGINE CRANKS BUT WILL NOT S TART BELOW 4 0 F (AIR BOX HEATER IS USED)Continued - TM-9-2350-247-20-1_150

ENGINE CRANKS BUT WILL NOT S TART BELOW 4 0 F (AIR BOX HEATER IS USED)Continued - TM-9-2350-247-20-1_152

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 ENGINE CRANKS BUT WILL NOT START BELOW 40 F (AIR BOX HEATER IS USED)—Continued 0015 00 DY 1. Remove engine harness plug (1) from air box heater harness jack (2). 2. Turn MASTER SWITCH ON. 3. Measure voltage between engine harness plug (1) pin A (3) to ground (4) and pin B (5) to ground (4) with air box heater switch depressed. 4. Turn MASTER SWITCH OFF. 5. Did multimeter read less than 17 volts for both readings? YES NO DYN 1. Replace air box heater wiring harness (WP 0183 00). 2. Verify no faults found. 2DY 1. Remove engine harness plug (1) from front main harness jack (2). 2. Turn MASTER SWITCH ON. 3. Measure voltage from front main harness jack (2) pin C (3) and ground with air box heater switch on. 4. Turn MASTER SWITCH OFF. 5. Did multimeter read less than 17 volts? YES NO 2DYN 1. Faulty engine harness. 2. Notify your supervisor. 0015 00-9

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