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 260 of 1364

TM 9-2350-238-20-1

2-12. ELECTRICAL CIRCUIT TROUBLESHOOTING (CONT).

Make sure MASTER switch is OFF before repairing electrical

circuits. Failure to observe this warning could result in injury to

personnel.

Step 3.

Place red probe in socket J (lead 22). Ground black probe. Set MASTER

switch ON. Turn vehicular light switch to STOPLIGHT. Apply brakes. If

multimeter indicates about 24 volts, go to step 4. If multimeter indicates no

voltage, repair lead 22. Refer to page 2-371. Set MASTER switch OFF.

Turn vehicular light switch OFF.

Make sure MASTER switch is OFF before repairing electrical

circuits. Failure to observe this warning could result in injury to

personnel.

Step 4.

Place red probe in socket E (lead 21). Ground black probe. Set MASTER

switch ON. Turn vehicular light switch to SER DRIVE. If multimeter

indicates about 24 volts, go to step 5. If multimeter indicates no voltage,

repair lead 21. Refer to page 2-371. Set MASTER switch OFF. Turn

vehicular light switch OFF.

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