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 259 of 1364

TM 9-2350-238-20-1

Step 1.

Set MASTER switch OFF. Place red probe in socket D of trailer receptacle

(lead 90A). Ground black probe. If multimeter indicates 0 ohms, go to step

2. If multimeter does not indicate 0 ohms, repair lead 90A. Refer to page

2-371.

Make sure MASTER switch is OFF before repairing electrical

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

personnel.

Step 2.

Place red probe in socket B (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 3. If multimeter indicates no

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

Turn vehicular light switch OFF.

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