M3 HEATER DOES NOT WORK (M548A3)Continued

M3 HEATER DOES NOT WORK (M548A3)Continued\

M3 HEATER DOES NOT WORK (M548A3)Continued - TM-9-2350-247-20-1_490

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 M3 HEATER DOES NOT WORK (M548A3)—Continued 0104 00 DY 1. Turn NBC AIR FILTER SWITCH (1) OFF (see your -10). 2. Turn MASTER SWITCH OFF. 3. Connect NBC wiring harness connector P1 to M3 heater wiring harness connector. 4. Measure voltage between circuit lead 135G (1) to ground and circuit 537 (2) to ground on relay (3). 5. Turn MASTER SWITCH ON. 6. Turn NBC AIR FILTER SWITCH (1) ON (see your -10). 7. Does multimeter read 17 or more volts? YES NO GO TO EY (PAGE 0104 00-6) 2DY 1. Repair wiring harness (WP 0294 00). 2. Verify no faults found. 0104 00-5

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