CHAPTER 2: VEHICLE MAINTENANCE INSTRUCTIONS
TM 9-2350-256-20
2-19 ELECTRICAL TROUBLESHOOTING-Continued
FUEL GAGE-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.
NOTE
Do step F for front fuel lever transmitter,
do step G for rear fuel level transmitter.
F
Reconnect wires 30 and 31 to fuel selector switch.
Remove four screws (7), four lockwashers (8), four flat
washers (9), and fuel transmitter center left floor
access plate (10). Disconnect wire 30 from fuel level
transmitter on front fuel tank. Place red lead of
multimeter in wire 30 at fuel level transmitter and black
lead to ground. If voltage is present, replace fuel level
transmitter (see paragraph 4-8). If voltage is not
present, repair/replace wire 30 of gage panel to
bulkhead wiring harness (see paragraph 6-45 for dual
voltage; 6-46 for single voltage).
G
Open air inlet doors (TM 9-2350-256-10). Disconnect
bulkhead to engine bracket and rear fuel tank
transmitter wiring harness from bulkhead disconnect.
Place red lead of multimeter in pin N of wire 31 and
black lead to ground and check for voltage. If voltage
is present, go to step H. If voltage is not present,
repair/replace wire 31 of gage panel to bulkhead wiring
harness (see paragraph 6-45 for dual voltage; 6-46 for
single voltage).
2-98