TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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TM 9-2320-366-20-1 VOLTAGE TEST Change 1 2-612.31 WARNING CAUTION (1) Disconnect connector P52M from connector J52M. (2) Set multimeter to volts DC. (3) Connect positive (+) probe of multimeter to connector P52M pin 1. (4) Connect negative (-) probe of multimeter to ground. (5) Position main light switch to SER DRIVE (TM 9-2320-366-10-1) and note reading on multimeter. (6) If 12 VDC is not present, repair wire 21 from connector P51 socket 3 to splice E42 (para 2-45) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). (7) If 12 VDC is present, repair wire 21 from splice E32 to splice E42 (para 2-45) or replace WTEC II dashboard cable assembly (para 7-10) or replace WTEC III dashboard cable assembly (para 7-11). (8) Position main light switch to OFF (TM 9-2320-366-10-1). (9) Connect connector J52 to connector P52M. Inspect connector pins/sockets for damage, corrosion, and serviceability. Check that connector pins are not pushed back and are capable of making good contact. NOTE 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. Remove rings, bracelets, watches, necklaces, and any other jewelry before working around vehicle. Jewelry can catch on equipment and cause injury or short across electrical circuits and cause severe burns or electrical shock.