ARMY TM 9-6115-645-10
AIR FORCE TO 35C2-3-444-11
MARINE CORPS TM 09244A/09245A-10/1
TABLE 3-1.
Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
15.
16.
17.
18.
AC voltmeter (VOLTS AC) indicates correct voltage, but frequency
meter (HERTZ) is off scale.
Step 1. Check FREQUENCY adjust potentiometer.
Set FREQUENCY adjust potentiometer.
Step 2. Check for loose or broken
adjust potentiometer.
If wires are loose or
maintenance level.
AC voltmeter (VOLTS AC) fluctuates.
Check back of AC voltmeter (VOLTS
wires.
If wires are loose or
maintenance level.
Frequency meter (HERTZ) fluctuates.
wires at back of FREQUENCY
broken, notify next higher
AC) for loose or broken
broken, notify next higher
Check back of frequency meter (HERTZ) for loose or broken
wires.
If wires are loose or broken,
notify next higher
maintenance level.
AC CIRCUIT INTERRUPTER light fails to light when AC CIRCUIT
INTERRUPTER switch is closed.
Step 1.
Step 2.
Step 3.
TEST AC CIRCUIT INTERRUPTER light by depressing.
If light fails to light, refer to next higher
maintenance level.
Check load cables for proper connection.
For proper connection of the load cables, refer to
paragraph 2-7.2.
If correct go to Step 3.
Ensure load does not exceed generator rating.
Decrease load, if load is correct, refer to next
higher maintenance level.
3-9
