TM 9-2330-356-14
Section Ill. TROUBLESHOOTING
This manual cannot list all malfunctions that may
b.
General
occur, nor all tests, inspections, or corrective actions. If a
malfunction is not listed or is not corrected by listed
a.
This section contains troubleshooting informa-
corrective actions, notify unit maintenance.
tion for locating and correcting the operating troubles that
may develop in the semitrailers. Each malfunction for an
NOTE
individual component unit or system is followed by a list of
tests or inspections that will help you determine corrective
Before you use this table, ensure that you
actions to take. You should perform the test/inspections
have performed all applicable operational
preventive maintenance checks.
and corrective actions in the order listed in table 3-2.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ELECTRICAL SYSTEM
1 . ALL LAMPS DO NOT LIGHT.
Check light switch in towing vehicle for proper setting.
Step 1.
Set light switch to correct position.
Check fuse in towing vehicle.
Step 2.
If fuse is blown, contact unit maintenance.
Check if intervehicular cable is properly plugged into receptacle on semitrailer and towing vehicle.
Step 3.
Pull cable plug out and reinsert tightly in receptacle.
Check for dirty or corroded contacts in receptacle or on plug of intervehicular cable.
Step 4.
a. Pull cable plugs and check for dirt or corrosion.
b. Clean plugs and receptacle.
2.
ONE OR MORE LAMPS (BUT NOT ALL) WILL NOT LIGHT.
Step 1.
Check for damaged tail or marker light.
If lights require replacement or repair, notify unit maintenance.
Check for dirty or corroded contacts in receptacle or on plugs of intervehicular cable.
Step 2.
a. Pull cable plugs and check for dirt or corrosion.
b. Clean plugs and receptacle.