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 Change 1 2-761 (1) Position master power switch to on (TM 9-2320-366-10-1). (2) Position main light switch to BO DRIVE (TM 9-2320-366-10-1). (3) Apply brakes and observe blackout stoplights. (4) If both blackout stoplights do not illuminate, go to step 5 of this fault. (5) Position main light switch to OFF (TM 9-2320-366-10-1). (6) Position master power switch to off (TM 9-2320-366-10-1).