CONDITION/INDICATION
Are 22 to 28 vdc measured between terminal A and D on trailer end of 24 vdc cable?
DECISION
Voltage OK - Go to (Step 7 - Can trailer main harness wire 1680C be repaired?).
Voltage Faulty - Go to (Step 6 - Can 24 vdc cable be repaired?).
STEP 6
Can 24 vdc cable be repaired?
1.
Have assistant turn OFF Blackout Lights selector switch. Refer to vehicle Operator's manual (WP
0190).
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.
2.
Have assistant turn engine start switch to OFF. Refer to vehicle Operator's manual (WP
0190).
3.
Disconnect 24 vdc (12 terminal) cable from vehicle.
TM 9-2330-342-23&P
0020
0020-6