MASTER RELAY CIRCUIT. (Cont) - TM-9-2350-238-20-10132

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 6.

Disconnect wiring harness at bulkhead disconnect. Place red probe on

plug pin (lead 82) and ground black probe. Set MASTER switch ON. If

multimeter indicates no voltage, repair lead 82 between bulkhead

disconnect and master relay. Refer to page 2-371. If multimeter indicates

about 24 volts, go to step 7. Set MASTER switch OFF. Connect wiring

harness at bulkhead disconnect.

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