TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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TM 9-2320-366-20-2 Change 1 2-1455 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 VOLTAGE TEST (1) Set engine speed to idle (750 rpm) by decreasing HAND THROTTLE lever to full down position. (2) Position PTO switch to off. (3) Shut down engine (TM 9-2320-366-10-1). (4) Position MAIN WINCH LH FREESPOOL switch to OFF. (5) Position MAIN WINCH RH FREESPOOL switch to ON. (6) Set multimeter to volts DC. (7) Connect positive (+) probe of multimeter to terminal block TB18. (8) Connect negative (-) probe of multimeter to ground and note reading on multimeter. (9) If 24 VDC is not present, replace MAIN WINCH RH FREESPOOL switch (para 7-34) and M1089 wrecker control panel wiring harness (para 7-83). (10) Position MAIN WINCH RH FREESPOOL switch to OFF.