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.
H Reconnect switch panel to gage panel and
miscellaneous switches wiring harness to switch
panel. Disconnect wire 10 from 15 A circuit breaker.
Place red lead of multimeter on wire 10 and black
lead to ground. Turn MASTER switch on and check
for voltage. Turn MASTER switch OFF. If voltage is
present, go to step I. If voltage is not present,
repair/replace wire 10 of switch panel to gage panel
and miscellaneous switches wiring harness (see
paragraph 6-55 for dual voltage; 6-56 for single
voltage).
I Reconnect wire 10 to 15 A circuit breaker.
Disconnect wire 25-27 from 15 A circuit breaker.
Place red lead of multimeter on terminal of circuit
breaker and black lead to ground. Turn MASTER
switch on and check for voltage. Turn MASTER
switch OFF. If voltage is not present, replace 15 A
circuit breaker (see paragraph 6-10). If voltage is
present, go to step J.
J Reconnect wire 25-27 to 15 A circuit breaker.
Disconnect main lighting and B.O. selector switch
wiring harness from main switch panel. Place red
lead of multimeter on pin K of wires 25-27 and black
lead to ground. Turn MASTER switch on and check
for voltage. Turn MASTER switch OFF. If voltage is
present, go to step K. If voltage is not present,
repair/replace wire 25-27 of main lighting and B.O.
selector switch wiring harness (see paragraph 6-69).
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