ONE OR MORE LAMPS WILL NOT LIGHT - TM-9-2330-380-14-P0089

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ALL LIGHTS FAIL TO LIGHT

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TM-9-2330-380-14-P Semitrailer Van: Electronic Tactical 12-Ton 4-Wheel XM1063 (NSN 2330-01-224-9244) and M129A4 (NSN 2330-01-372-5642) Manual

DIM OR FLICKERING LIGHTS.

TM 9-2330-380-14&P

Table 4-2. Unit Troubleshooting (cont'd)

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

2. ONE OR MORE LAMPS WILL NOT LIGHT

NOTE

Only clearance light lamp can be replaced.

M129A4 Registration Number NX0RKB and Subsequent semitrailer are equipped

with LED lighting systems. Lamps can not be replaced.

Step 1. Check for defective lamp.

Replacedefectivelamp.

If no lamp is defective, proceed to step 2.

Step 2. Check for broken cable or loose connections.

If cable is broken, repair or replace cable.

If cable has loose connections, tighten connections.

If cable is not broken and connections are tight, proceed to step 3.

Step 3. Check intervehicular cable for dirty or corroded terminals.

If terminals or sockets are dirty or corroded, clean them.

If terminals are clean, proceed to step 4.

Step 4. Check for damaged or defective light.

Replacedefectivelight.

DIM OR FLICKERING LIGHTS.

WARNING

Make sure power is disconnected to prevent injury to personnel.

Step 1. Check for defective cable.

If wiring is defective, repair or replace wiring.

If wiring is not defective, proceed to step 2.