TM 9-2350-256-20-1
0061 00
CORRECTIVE ACTION
WARNING
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry contacts a metal surface a direct
short may result in instant heating of tools, damage to equipment, and injury or death to personnel.
1.
Remove lamp from socket. Place red lead of multimeter in socket and black lead to ground. Turn
MASTER and APU FUEL SHUTOFF switches ON, and check for voltage. Turn MASTER and APU
FUEL SHUTOFF switches OFF. If voltage is present, replace lamp (see WP 0438 00). If voltage is not
present, go to step 2.
2.
Disconnect APU control box to foot dimmer switch and bulkhead wiring harness from APU control
box. Place red lead of multimeter in socket N of wire 419 and black lead to ground. Turn MASTER
switch on and check for voltage. Turn MASTER switch OFF. If voltage is present, go to step 5. If
voltage is not present, go to step 3.
0061 00-3