TM9-2330-374-14&P
T a b l e 3-1.
O p e r a t o r Troubleshooting Table
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ELECTRICAL SYSTEM
WARNING
Disconnect electrical power source before performing
t r o u b l e s h o o t i n g o n w i r i n g h a r n e s s , c o n n e c t o r s or
lights.
ALL LAMPS DO NOT LIGHT.
1.
Step 1.
Check lights on truck tractor including turn signals and stop lights.
If truck tractor lights do not light, notify Organizational
Maintenance.
If truck tractor lights come on, go to step 2.
Step 2.
Check electrical connection at intervehicular cable receptacle.
If cable is not properly connected, reconnect electrical cables.
If cable is properly connected, go to step 3.
C h e c k for
Check intervehicular connectors for dirty or corroded pins.
Step 3.
damaged pins.
If pins are dirty or corroded, clean the pins (see para. 3-6).
I f pins are damaged, notify Organizational Maintenance.
If the above steps do not correct the malfunction, notify
Organizational Maintenance.
2.
ONE OR MORE (BUT NOT ALL) LAMPS WILL NOT LIGHT.
Step 1.
Check for burned out or defective bulbs.
If bulbs are burned out or defective, notify Organizational
Maintenance.
If bulbs are not burned out or defective, go to step 2.
Step 2.
Check for broken lead wires or loose connections.
If lead wires are broken, notify Organizational Maintenance.
If connections are not loose or broken, go to step 3.
Step 3.
C h e c k light assembly for damage.
If light assembly is damaged, notify Organizational
Maintenance.
I f light assembly is not damaged, go to step 4.