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 90 of 640

TM 9-2330-335-14&P
0012-2
0012
ELECTRICAL SYSTEM - CONTINUED
2.
ONE OR MORE LIGHTS WILL NOT LIGHT - CONTINUED.
Step 3.
Check for damaged LED light assembly.
a.
Replace light assembly, if damaged (WP 0025 thru WP 0027).
b.
If light assembly is not damaged, go to step 4.
Step 4.
Check plug and/or receptacle for dirty or corroded contacts.
a.
Clean contacts, if dirty or corroded.
b.
If contacts are not dirty or corroded, go to step 5.
Step 5.
Check for broken or shorted wire in cable or loose connection in plug or receptacle.
a.
Tighten, repair, or replace as necessary.
b.
If wiring and connections are not damaged, go to step 6.
Step 6.
Remove nose plate (WP 0029) and check for loose or broken ground wire.
a.
If ground wire is broken, repair or replace wire and install nose plate.
b.
If ground wire is loose, tighten connection and install nose plate.
c.
If problem still exists, notify Organizational Maintenance.
BRAKES
3.
BRAKES WILL NOT RELEASE.
Step 1.
Check position of brake valve on towing vehicle. (See operator’s manual for towing vehicle.)
a.
Move brake valve to release position.
b.
If brake valve is correctly positioned, go to step 2.
Step 2.
Check air hoses for proper connection to towing vehicle.
a.
If air hoses are not properly connected (Emergency to Emergency, Service to Service),
reconnect gladhands.
b.
If hoses are properly connected, go to step 3.
Step 3.
If towing vehicle is equipped with air line shut-off valves at the gladhands, check to make sure they are
fully open. (See operator’s manual for towing vehicle.)
a.
If air line valves are shut off, open them fully.
b.
If valves are open, go to step 4.
c.
If towing vehicle is not equipped with shut-off valves, go to step 4.
Step 4.
Check air pressure gage on towing vehicle for a minimum of 90 psi (621 kPa).
a.
If air pressure is low, build up pressure to normal level.
b.
If air pressure is low and will not build up, troubleshoot towing vehicle air system. (See
maintenance manual for towing vehicle.)
c.
If air pressure gage indicates normal, go to step 5.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
0.


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