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.
K Place red lead of multimeter in socket B of ground wire
and black lead to ground. Check for continuity. If
continuity is present, go to step L. If continuity is not
present, repair/replace ground wire of engine wiring
harness (see paragraph 6-58 for dual voltage; 6-59 for
single voltage).
L Reconnect engine wiring harness to manifold preheater
ignition unit. Disconnect engine wiring harness from fuel
solenoid. Place red lead of multimeter in socket A of
wire 486 and black lead to ground. Turn MASTER switch
on, push START and manifold preheat switches, and
check for voltage. Turn MASTER switch OFF. If voltage
is present, go to step M. If voltage is not present,
repair/replace wire 486 of engine wiring harness (see
paragraph 6- 58 for dual voltage; 6-59 for single voltage).
M Place red lead of multimeter on pin B of fuel solenoid
and black lead to pin A. Check for continuity. If
continuity is present, go to step N. If continuity is not
present, replace fuel solenoid (see paragraph 4-20).
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