TM-9-2330-342-23-P
PALLETIZED LOAD SYSTEM TRAILER (PLST) M1076 A1
TECHNICAL MANUAL; FIELD MANUAL
OCTOBER 2012
TM-9-2330-342-23-P - Page 290 of 1348
CONDITION/INDICATION
Are 22 to 28 vdc measured on wire 1008C at diode assembly connector, terminal 12?
DECISION
Voltage OK - Replace diode assembly (WP
0059). Go to (Step 12 - Do taillights operate?) to verify problem is solved.
Voltage Faulty - Go to (Step 11 - Can trailer main harness wire 1008C be repaired?).
STEP 11
Can trailer main harness wire 1008C be repaired?
WARNING
Remove all jewelry such as rings, ID tags, bracelets, etc. prior to working on or around vehicle.
Jewelry and tools can catch on equipment, contact positive electrical circuits, and cause a
direct short, severe burns, or electrical shock. Failure to comply may result in injury or death
to personnel.
NOTE
Wire is not repairable if damage cannot be visually located or if a prior repair has already
reduced length of wire. Wire is not repairable if after repair, wire is too short to reach its
connection point.
1.
Have assistant turn OFF lights. Refer to vehicle Operator's manual (WP
0190).
2.
Have assistant turn engine start switch to OFF. Refer to vehicle Operator's manual (WP
0190).
CONNECTOR
MC15
TRAILER
HARNESS
Figure 11.
Trailer Harness Connector MC15.
3.
Visually check if trailer main harness wire 1008C from connector MC15 to diode assembly can be repaired.
CONDITION/INDICATION
Can trailer main harness wire 1008C be repaired?
DECISION
Repair - Repair wire 1008C (WP
0055). Go to (Step 12 - Do taillights operate?) to verify problem is solved.
No Repair - Replace trailer main harness (WP
0059). Go to (Step 12 - Do taillights operate?) to verify problem is
solved.
TM 9-2330-342-23&P
0025
0025-12
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