TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
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CONTINUITY TEST CONTINUITY TEST (1) Remove two screws and lens cover from RH door marker light base. (2) Remove RH door marker light lamp from socket. (3) Remove four screws from RH door marker light. NOTE Do not let wires slip through hole into cab structure. If wires slip into cab structure, vehicle will need further disassembly to retrieve wires. (4) Remove nut, lockwasher, terminal lug TL131, and lockwasher from RH door marker light base. Discard lockwashers. (5) Extend base and disconnect connector P131 from marker light connector. (6) Remove gasket from RH door marker light base. Discard gasket. (7) Set multimeter to ohms. (8) Connect positive (+) probe of multimeter to terminal lug TL131. (9) Connect negative (-) probe of multimeter to ground and note reading on multimeter. (10) If continuity is not present from terminal lug TL131 to ground, go to step 12 of this fault. (1) Remove two screws and lens cover from RH cab marker light base. (2) Remove RH cab marker light lamp from socket. (3) Set multimeter to ohms. (4) Check continuity through RH cab marker light lamp and note reading on multimeter. (5) If continuity is not present, replace RH cab marker light lamp (para 7-31). Change 1 2-559 TM 9-2320-365-20-1