TM 9-2350-256-20-1
0056 00
CORRECTIVE ACTION Continued
15. Reconnect bulkhead to engine wiring harness and starter relay wiring harness to bulkhead disconnect.
Disconnect wire 61 of bulkhead to engine wiring harness and starter relay wiring harness from wire
61 of bulkhead to APU, master relay, and rigger's lights wiring harness. Place red lead of multimeter
on male connector wire 61 and black lead to ground. Turn MASTER and APU GEN switches ON and
check for voltage. Turn MASTER and APU GEN switches OFF. If voltage is present, repair/replace
wire 61 of bulkhead to engine wiring harness and starter relay wiring harness to bulkhead disconnect
(see WP 0221 00). If voltage is not present, repair/replace wire 61 of bulkhead to APU, master relay,
and rigger's lights wiring harness (see WP 0224 00).
16. Reconnect bulkhead to engine wiring harness and starter relay wiring harness to bulkhead disconnect.
Disconnect wire 61A from hydraulic pressure switch. Place red lead of multimeter in wire 61A and
black lead to ground. Turn MASTER, APU pressure and APU GEN switches ON and check for
voltage. Turn MASTER and APU GEN switches OFF. If voltage is present, go to step 18. If voltage is
not present, go to step 17.
0056 00-10
