TM 9-2350-256-20-1
0059 00
CORRECTIVE ACTION Continued
6.
Reconnect wire 65 to APU START switch. Disconnect wire 65A from APU START switch. Place red
lead of multimeter in wire 65A and black lead to ground. Turn MASTER and PREHEAT switches ON,
and check for voltage. Turn MASTER and PREHEAT switches OFF. If voltage is not present, go to
step 7. If voltage is present, replace START switch (see WP 0438 00).
7.
Reconnect wire 65A to APU START switch. Disconnect wire 65A from APU START switch side of
15 A circuit breaker. Place red lead of multimeter on terminal of 15 A circuit breaker and black lead
to ground. Turn MASTER, and PREHEAT switches ON and check for voltage. Turn MASTER, and
PREHEAT switches OFF. If voltage is not present, go to step 8. If voltage is present, repair/replace
wire 65A of APU control box wiring harness (see WP 0438 00).
0059 00-6
