Table 4-2. Unit Troubleshooting - CONT.
TEST OR INSPECTION
TAILLIGHTS DO NOT OPERATE.
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.
Pry taillights from grommets and check for loose ground connections.
Tighten ground connections.
With power connected and using a multimeter, check for 12 Vdc at LH junction block terminal
If 12 Vdc are present, replace defective lamp assembly (page 4-73, 4-75, 4-80, or 4-82).
If only RH lamp assembly is out, use a multimeter and check RH junction block terminal marked
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.