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 166 of 1364

TM 9-2350-238-20-1

2-12. ELECTRICAL CIRCUIT TROUBLESHOOTING (CONT).

Step 1.

To access voltage regulator, remove left CO

2

cylinder access cover. Refer

to page 2-923. Disconnect wiring harness from voltage regulator. Place

red probe in plug socket G (lead 5). Ground black probe. Set MASTER

switch ON. If multimeter indicates no voltage, go to step 2. If multimeter

indicates about 24 volts, go to step 5. Set MASTER switch OFF. Connect

wiring harness to voltage regulator.

Step 2.

Place red probe in socket (-) of slave receptacle. Ground black probe. If

multimeter indicates continuity, go to step 3. If multimeter indicates no

continuity, repair lead 50 between slave receptacle and ground (located

above aft air cleaner centrifugal fan). Refer to page 2-371.

2-140