TM-9-2350-238-20-1

HULL AND RELATED COMPONENTS RECOVERY VEHICLE, FULL TRACKED: LIGHT, ARMORED, M578

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL

MAY 1994

  TM-9-2350-238-20-1 - Page 384 of 1364

TM 9-2350-238-20-1
2-12. ELECTRICAL CIRCUIT TROUBLESHOOTING (CONT).
Step 5.
Disconnect overheat thermostat to relay branched wiring harness from oil
reservoir heater and relay. Place red probe in socket A (from oil reservoir
heater). Place black probe in connector (from relay). If multimeter indicates
continuity, replace oil reservoir heater. Refer to page 2-1088. If multimeter
indicates infinity, repair wiring harness 10934784 between oil reservoir
heater and relay. Refer to page 2-371. Connect wiring harness.
Step 6.
Disconnect heating element to slave electrical lead from oil reservoir heater.
Place red probe in connector. Ground black probe. If multimeter indicates
about 24 volts, replace oil reservoir heater. Refer to page 2-1088. If
multimeter indicates no voltage, repair heating element to slave electrical
lead between oil reservoir heater and slave receptacle. Refer to page
2-371. Connect lead.
2-358


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