SECTION V: TROUBLESHOOTING
TM 9-2350-256-20
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.
C Place a jumper wire from pin N to socket N. Place
red lead of multimeter in socket F of wire 25 and
black lead to ground. Turn MASTER switch on and
check for voltage. Turn MASTER switch OFF. If
voltage is present, go to step F. If voltage is not
present, go to step D.
D Reconnect switch panel to gage panel and
miscellaneous switches wiring harness to main
switch panel. Disconnect wire 25/27 from 15 A
circuit breaker. Place red lead of multimeter on
terminal of 15 A circuit breaker and black lead to
ground. Turn MASTER switch on and check for
voltage. Turn MASTER switch OFF. If voltage
repair/replace wire 25/27 of main lighting and
B.O. selector switch wiring harness (see paragraph
6-69). If voltage is not present, go to step E.
E Reconnect wire 25/27 to 15 A circuit breaker.
Disconnect wire 10 from 15 A circuit breaker. Place
red lead of multimeter in wire 10 and black lead to
ground. Turn MASTER switch on and check for
voltage. Turn MASTER switch OFF. If voltage is
present, replace circuit breaker (see paragraph
6-10). If voltage is not present, repair/replace wire
10 of main lighting and B.O. selector switch wiring
harness (see paragraph 6-69).
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