TM 5-1940-322-10
0043 00
ELECTRICAL TROUBLESHOOTING (Contd)
Electrical Troubleshooting (Contd).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
ONE OR BOTH WARNING LIGHTS DO NOT COME ON
Step 1. Switch engine circuit switch ON.
If warning lights do not come on, notify Field maintenance.
Step 2. Check for loose or corroded battery connections and cables.
If loose or corroded connections are found, notify Field maintenance.
END OF TESTING
3.
INDIVIDUAL LIGHTS INOPERABLE
Step 1. Inspect individual lamps and sockets.
Notify Field maintenance.
END OF TESTING
4.
INSTRUMENT PANEL GAUGE INOPERABLE
Check individual gauge for visual damage.
If gauge is damaged, notify Field maintenance.
END OF TESTING
5.
HORN WILL NOT SOUND
Check for loose, damaged, or missing connections.
a. Tighten connections if loose.
b. If connections are missing or damaged, notify Field maintenance.
END OF TESTING
6.
WINDSHIELD WIPERS WILL NOT OPERATE
Step 1. Verify battery master switch is in the ON position.
Step 2. Check for loose or damaged connections.
Tighten connections if loose or notify Field maintenance if damaged.
Step 3. Check wiper switch circuit breaker.
If circuit breaker will not reset, notify Field maintenance.
END OF TESTING
END OF WORK PACKAGE
