TM 9-2330-383-14&P
4-9. UNIT TROUBLESHOOTING TABLE (CONT)
Table 4-2. Unit Troubleshooting Table - CONT
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TIRES - CONT
Step 3.
Check toe-in and steering adjustment and adjust as required (para.
Step 4.
Check for excessive tire wear.
Section V. MAINTENANCE OF ELECTRICAL SYSTEM
This task covers inspection.
INITIAL SETUP
Tools
CHECK FOR SHORTS
Check for shorts between the prime source and the trailer, within the wiring
harness, and between the wiring harness and the lights.
CHECK FOR GROUNDS
a. Disconnect all wiring connectors at the lights. Be sure identification
markers are present on individual wires before disconnecting. If not, tag
wires.
NOTE
Check for continuity on grounds using the multimeter on a low ohms
scale.
b.
Check for continuity between wiring harness connector pin D and the
chassis. If the circuit is open, repair ground lead on wiring harness.