TM 55-1510-215-MTF
TROUBLESHOOTING GUIDE C - ELECTRICAL
CONDITION
PROBABLE CAUSE
C1. Zero or low voltage indicated.
a.
Engine speed too low.
b.
Loose connection.
c.
Open or shorted field circuit in generator or defective
armature.
d.
Brushes not contacting commutator.
e.
Brushes worn out.
f.
Dirty commutator.
g.
Defective voltage regulator.
C2. No generator output.
a. Improper connections.
b.
Tripped circuit breaker.
c.
Open circuit.
d.
Loss of residual magnetism.
e.
Defective generator control switch.
f.
Starter switch on.
g.
Generator overvoltage circuit defective.
h.
Paralleling circuit open.
i.
Defective voltage regulator.
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