CHAPTER 2: VEHICLE MAINTENANCE INSTRUCTIONS
TM 9-2350-256-20
2-19
ELECTRICAL TROUBLESHOOTING-Continued
FIXED SPOTLIGHT-Continued
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.
A
Disconnect wire 138 from fixed spotlight. Place red
lead of multimeter on wire 138 and black lead to
ground. Turn MASTER switch on and check for
voltage. Turn MASTER switch OFF. If voltage is
present, replace spotlight (see paragraph 6-32). If
voltage is not present, go to step B.
B
Reconnect wire 138 to fixed spotlight. Disconnect
electrical accessories panel wiring harness from
electrical accessories panel. Place a jumper wire
from pin A to socket A of wire 38/59. Place red lead
of multimeter on pin F of wire 38 and black lead to
ground. Turn MASTER switch on and check for
voltage. Turn MASTER switch OFF. If voltage is
present, repair/replace wire 38/138 of electrical
accessories panel wiring harness (see paragraph 6-
47). If voltage is not present, go to step C.
C
Place red lead of multimeter in socket A of wire 38/59
and black lead to ground. Turn MASTER switch on
and check for voltage. Turn MASTER switch OFF. If
voltage is present, go to step D. If voltage is not
present, go to step F.
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