CHAPTER 2: VEHICLE MAINTENANCE INSTRUCTIONS TM 9-2350-256-202-19ELECTRICAL TROUBLESHOOTING--ContinuedENGINE GENERATOR (DUAL VOLTAGE SYSTEM]--ContinuedWARNINGRemove all jewelry such as rings, dog tags,bracelets, etc. If jewelry contacts a metalsurface a direct short may result in instantheating of tools, damage to equipment, andinjury or death to personnel.CDisconnect electrical accessories panel wiring harnessfrom electrical accessories panel. Place red lead ofmultimeter in socket C of wire 1 and black lead toground. Turn MASTER switch on and check forvoltage. Turn MASTER switch OFF. If voltage ispresent, go to step D. If voltage is not present, go tostep E.DDisconnect wire 1 (from socket C) of electricalaccessories panel wiring harness from switch panel toneutral safety to bulkhead wiring harness. Place redlead of multimeter on male connector of wire 1 andblack lead to ground. Turn MASTER switch on, startengine, open generator cutout switch and check forvoltage. Turn engine and MASTER switch OFF, andclose generator cutout switch. If voltage is present,repair/replace wire 1 of electrical accessories panelwiring harness (see paragraph 6-47). If voltage is notpresent, go to step F.EReconnect bulkhead to engine wiring harness andstarter relay wiring harness to bulkhead disconnect.Disconnect wire 1 of bulkhead to engine bracket andrear fuel tank transmitter wiring harness (from enginevoltage regulator) from bulkhead to engine wiringharness and starter relay wiring harness. Place redlead of multimeter on male connector of wire 1 andblack lead to ground. Turn MASTER switch on, startengine, open generator cutout switch and check forvoltage. Turn engine and MASTER switch OFF andclose generator cutout switch. If voltage is present,repair/replace wire 1 of bulkhead to engine wiringharness and starter relay wiring harness (seeparagraph 6-72). If voltage is not present, go to stepF.2-126
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