TM-9-2320-366-20-3 MTV Unit Maintenance Manual M1083 Series - Volume 3 Download
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TM 9-2320-366-20-3 Change 2 2-2293 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) Remove wing screw from power distribution shelf. (2) Loosen wing screw on electrical distribution block cover. (3) Remove electrical distribution block cover from power distribution shelf. (4) Set multimeter to volts DC. (5) Connect positive (+) probe of multimeter to terminal lug TL9. (6) Connect negative (-) probe of multimeter to known good ground and note reading on multimeter. (7) If 24 VDC is not present, go to step 2 of this fault. (8) If 24 VDC is present, contact supervisor, Precision Lightweight Global Positioning System Receiver (PLGR) troubleshooting needs to be performed.