TM 9-2350-256-20-1
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CORRECTIVE ACTION Continued
5.
Reconnect engine wiring harness connector to auto water drain module. Open air inlet doors (TM
9-2350-256-10). Disconnect wire K of bulkhead to APU master relay and rigger's lights wiring harness
from bulkhead side of 15 A circuit breaker in battery compartment. Place red lead of multimeter in
female connector of wire K and black lead to ground. Turn MASTER switch on and check for voltage.
Turn MASTER switch OFF. If voltage is present, go to step 6. If voltage is not present, troubleshoot
battery circuit.
6.
Reconnect wire K of bulkhead to APU master relay and rigger's lights wiring harness to bulkhead
connector side of 15 A circuit breaker. Disconnect wire K of bulkhead to engine bracket and rear fuel
tank transmitter wiring harness from other side of 15 A circuit breaker. Place red lead of multimeter
on circuit breaker terminal and black lead to ground. Turn MASTER switch on and check for voltage.
Turn MASTER switch OFF. If voltage is present, go to step 7. If voltage is not present, replace 15 A
circuit breaker.
0093 00-5
