TM 9-2350-256-20-1
0057 00
CORRECTIVE ACTION Continued
19. Reconnect bulkhead to engine wiring harness and starter relay wiring harness to bulkhead disconnect.
Disconnect wire C of bulkhead to engine wiring harness and starter relay wiring harness from wire
C of bulkhead to APU, master relay, and rigger's lights wiring harness. Place red lead of multimeter
on male connector wire C 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 C 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 C of bulkhead to APU, master relay,
and rigger's lights wiring harness (see WP 0225 00).
20. Reconnect bulkhead to engine wiring harness and starter relay wiring harness to bulkhead disconnect.
Disconnect wire J from hydraulic pressure switch. Place red lead of multimeter in wire J 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 22. If voltage is not present,
go to step 21.
0057 00-12
