TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
Page 1385 of 1824
TM 9-2320-366-20-1 Change 1 2-821 VOLTAGE TEST 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. WARNING (1) Set multimeter to volts DC. (2) Connect positive (+) probe of multimeter to relay K29 terminal 86 on PDP. (3) Connect negative (-) probe of multimeter to ground. (4) Position main light switch to BO DRIVE (TM 9-2320-366-10-1) and note reading on multimeter. (5) If 12 VDC is not present, repair wire 1408 from relay K29 terminal 86 on PDP to terminal board TB1 position 53 (para 2-45) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). (6) Position main light switch to OFF (TM 9-2320-366-10-1). CONTINUITY TEST (1) Set multimeter to ohms. (2) Connect positive (+) probe of multimeter to relay K29 terminal 85 on PDP. (3) Connect negative (-) probe of multimeter to ground and note reading on multimeter. (4) If continuity is not present, repair wire 3040 from K29 terminal 85 on PDP to terminal board TB2 position 20 (para 2-45) or replace WTEC II dashboard assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). (5) If continuity is present, replace relay K29 (para 7-9). (6) Install relay K29 in PDP. (7) Install PDP cover (para 16-2).