TM 55-1510-222-MTF
SECTION III. TROUBLESHOOTING
General. This section contains troubleshooting infor-
mation that has been referenced in Section II. This sec-
tion lists possible conditions, abnormal conditions and
indications and probable causes. The information is to
be used only as a quick reference and may not be all-
encompassing.
TROUBLESHOOTING GUIDE A - STARTING
CONDITION
PROBABLE CAUSE
A1.
Both starters inoperative
a. Low battery.
b. Loose connection or open circuit between
battery relay power cabinet.
A2.
One starter inoperative.
a. Starter relay inoperative.
b. Poor ground at starter.
c. Open circuit.
d. Defective starting motor.
e. Defective switch.
f. Defective wiring.
g. Defective generator control unit
h. Current transformer miswired.
A3.
Engine slow to start or does not start.
a. Low battery.
b. High resistance starter circuit.
c. Defective starter-generator.
d. Turbine dragging.
e. Defective generator control unit.
3-1
