TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
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CAUTION Change 1 2-789 TM 9-2320-365-20-1 Use care when testing electrical connectors. Do not damage connector pins or sockets with multimeter probes. Failure to comply may result in damage to equipment. NOTE Inspect connector pins/sockets for damage, corrosion, and serviceability. Check that connector pins are not pushed back and are capable of making good contact. CONTINUITY TEST (1) Disconnect connector P53R from connector J53R. (2) Set multimeter to ohms. (3) Connect positive (+) probe of multimeter to connector P51 socket 10. (4) Connect negative (-) probe of multimeter to connector P53R sockets 7 and 9 and pin 10, one at a time, and note reading on multimeter. (5) If continuity is not present, repair wire 484T from connector P51 socket 10 to connector P53R socket 7 or 9 or pin 10 (para 2-40) or replace rear lights cable assembly (para 7-75). (6) If continuity is present, replace intervehicular 24 VDC (12 pin) cable (para 7-79). (7) Connect connector P53R to connector J53R. (8) Connect connector P51 to connector J51. (9) Install PDP on dashboard with three screws. (10) Install three washers and screws in PDP. (11) Install PDP cover (para 16-2).