TM-9-2330-335-14-P

SEMITRAILER, TACTICAL, BREAKBULK/CONTAINER TRANSPORTER, 22-1/2 TON, RESET M871R, M871A1R AND M871A2R

TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE MANUAL (INCLUDES REPAIR PARTS AND SPECIAL TOOLS LIST)

SEPTEMBER 2008
TM-9-2330-335-14-P

  TM-9-2330-335-14-P - Page 89 of 640

0012-1
TM 9-2330-335-14&P
0012
ORGANIZATIONAL MAINTENANCE
-
ORGANIZATIONAL TROUBLESHOOTING PROCEDURES
Electrical System, Brakes, Landing Gear, Springs and Suspension, Tires and Wheels
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
0.
ELECTRICAL SYSTEM
WARNING
Disconnect electrical power source before performing any troubleshooting on wiring harness, connectors, or
lights. Failure to comply could result in injury to personnel.
1.
ALL LIGHTS DO NOT LIGHT.
Step 1.
Check towing vehicle for power. (See operator’s manual for towing vehicle.)
a.
Check towing vehicle TM for power source to convertor box or vehicular cable; if no power, notify
Organizational Maintenance.
b.
Set light switch properly. If there is no power, notify Organizational Maintenance.
c.
If there is power, go to step 2.
Step 2.
Check intervehicular cable receptacles for proper connections.
a.
Pull plug out and reinsert fully.
b.
If receptacles are not defective, go to step 3.
Step 3.
Check towing vehicle for tripped circuit breakers or blown fuses. (See maintenance manual for towing
vehicle.)
a.
If circuit breaker is open, reset circuit breaker.
b.
If fuse is blown, replace fuse.
c.
If circuit breaker is not tripped and fuse is not blown, go to step 4.
Step 4.
Check wiring for bare spots in insulation.
a.
Repair wiring, if defective (WP 0024).
b.
If wiring is not defective, go to step 5.
Step 5.
Remove nose plate (WP 0029) and check for loose or broken ground wires. Repair ground wire or tighten
connection. Install nose plate.
2.
ONE OR MORE LIGHTS WILL NOT LIGHT.
Step 1.
Check for burned out LED.
a.
Replace LED, if defective (WP 0027).
b.
If LED does not light, go to step 2.
Step 2.
Remove LED and check socket for dirt or corrosion.
a.
Clean socket, if dirty or corroded.
b.
If socket is clean, install LED and go to step 3.
10


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