TM 5-3895-377-13&P
Table 4-2. Unit Troubleshooting - CONT.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
CHASSIS ELECTRICAL
1.
TAILLIGHTS DO NOT OPERATE.
WARNING
Remove rings, bracelets, wristwatches, neck chains, and any other jewelry before
working around Heater. Jewelry can catch on equipment and cause injury, or may
short across an electrical circuit and cause severe burns or electrical shock.
Step 1.
Pry taillights from grommets and check for loose ground connections.
Tighten ground connections.
Step 2.
With power connected and using a multimeter, check for 12 Vdc at LH junction block terminal
marked BROWN.
If 12 Vdc are present, replace defective lamp assembly (page 4-73, 4-75, 4-80, or 4-82).
Step 3.
If only RH lamp assembly is out, use a multimeter and check RH junction block terminal marked
brown.
If 12 Vdc are present, replace defective RH lamp assembly (page 4-73, 4-75, 4-80, or 4-82).
If 12 Vdc are not present, replace or repair wire between junction blocks.
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