TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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Change 1 2-749 TM 9-2320-366-20-1 VOLTAGE TEST WARNING (1) Remove PDP cover (para 16-2). (2) Remove diode D1B (LH) or diode D2A (RH) from PDP. (3) Set multimeter to volts DC. (4) Connect positive (+) probe of multimeter to PDP, terminal 4 (LH) or terminal 2 (RH) where diode D1B (LH) or diode D2A (RH) was removed. (5) Connect negative (-) probe of multimeter to ground. (6) Position master power switch to on (TM 9-2320-366-10-1). (7) Position main light switch to STOPLIGHT (TM 9-2320-366-10-1). (8) Apply brakes and note reading on multimeter. (9) If 12 VDC is not present, repair wire 461B from diode D1B terminal 4 to connector J19 pin 2 (LH) or wire 460B from diode D2A terminal 2 to connector J19 pin 3 (RH) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). (10) Position master power switch to off (TM 9-2320-366-10-1). 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. (11) Position main light switch to OFF (TM 9-2320-366-10-1).