SECTION V: TROUBLESHOOTING
TM 9-2350-256-20
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 red lead of multimeter in wire GND of
connector and black lead to ground.
Check for
continuity. If continuity is present, replace electric
fuel pump (see paragraph 4-3). If continuity is not
present, repair/replace wire GND of switch panel
to neutral safety to bulkhead wiring harness (see
paragraph 6-54).
D Reconnect switch panel to neutral safety to
bulkhead wiring harness connector to fuel pump.
Remove three screws (5), three lockwashers (6),
ground lead (7), flat washer (8), and release main
switch
panel (9) from mounting brackets.
Disconnect switch panel to gage panel and
miscellaneous switches wiring harness from main
switch panel. Place red lead of multimeter on pin E
of 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 E. If
voltage is not present, go to step I.
Change 1
2 - 9 1