SECTION V: TROUBLESHOOTING TM 9-2350-256-20WARNINGRemove 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.EReconnect switch panel to gage panel andmiscellaneous switches wiring harness to main switchpanel. Remove main switch panel (see paragraph 6-10). Place jumper wire from bracket to hull to groundthe panel. Disconnect wire 38/999 from 15 A circuitbreaker. Place red lead of multimeter on terminal of15 A circuit breaker and black lead to ground. TurnMASTER switch on and check for voltage. TurnMASTER switch OFF. If voltage is present,repair/replace wire 38/999 of main lighting and B.O.selector switch wiring harness (see paragraph 6-69).If voltage is not present, go to step F.FReconnect wire 38/999 to 15 A circuit breaker.Disconnect wire 10 from 15 A circuit breaker. Placered lead of multimeter in wire 10 and black lead toground. Turn MASTER switch on and check forvoltage. Turn MASTER switch OFF. If voltage ispresent, replace 15 A circuit breaker (see paragraph6-10). If voltage is not present, repair/replace wire 10of main lighting and B.O. selector switch wiringharness (see paragraph 6-69).GDisconnect electrical accessories panel wiring harnessfrom electrical accessories panel. Place a jumperwire from pin A to socket A of wire 38/59. Place redlead of multimeter on pin F of wire 38 and black leadto ground. Turn MASTER switch on and check forvoltage. Turn MASTER switch OFF. If voltage ispresent, repair/replace wire 38 of electricalaccessories panel wiring harness (see paragraph 6-47). If voltage is not present, go to step H.2-243
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business