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 138 of 1364

TM 9-2350-238-20-1
2-12. ELECTRICAL CIRCUIT TROUBLESHOOTING (CONT).
Step 3.
Make sure MASTER switch is OFF before repairing
electrical circuits. Failure to observe this warning
could result in injury to personnel.
Disconnect instrument (gage) panel wiring harness. Place red probe on
pin F (lead 27) of receptacle. Ground black probe. Set MASTER and
INST switches ON. If multimeter indicates no voltage, repair lead 27 from
INST switch to receptacle. Refer to page 2-371. If multimeter indicates
about 24 volts, repair lead 27 from disconnect to instruments. Refer to
page 2-371. Set MASTER and INST switches OFF. Connect wiring
harness.
2-112


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