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 TM 9-2320-366-20-1 TM 9-2320-366-20-1 TM 9-2320-366-20-1 TM 9-2320-366-20-1 2-917 2-917 2-917 2-917 2-917 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 circuit and cause severe burns or electrical shock. WARNING (1) Remove two screws and washers from front grille. (2) Remove screw and washer from front grille. (3) Remove front grille from cab. (4) Disconnect connector P5 from horn. (5) Set multimeter to volts dc. (6) Connect positive (+) probe of multimeter to connector P5. (7) Connect negative (-) probe of multimeter to ground. (8) Position master power switch to on (TM 9-2320-366-10-1). (9) Press horn button (TM 9-2320-366-10-1) and note reading of multimeter. (10) If 24 vdc is not present, go to step 3 of this fault. (11) Position master power switch to off (TM 9-2320-366-10-1). (12) Connect connector P5 to horn.