SECTION V: TROUBLESHOOTINGTM 9-2350-256-20WARNINGRemove all jewelry such as rings, dogtags, bracelets, etc. If jewelry contacts ametal surface a direct short may result ininstant heating of tools, damage toequipment, and injury or death topersonnel.IReconnect wire 10/15 at connector. Disconnectmain lighting and master relay wiring harness frommain lighting switch. Place red lead of multimeter insocket F of wire 15 and black lead to ground. TurnMASTER switch on and check for voltage. TurnMASTER switch OFF. If voltage is present, go tostep J. If voltage is not present, repair/replace wire15 of main lighting and master relay wiring harness(see paragraph 6-70).JPlace a jumper wire from socket F to pin F. Placered lead of multimeter on pin E of wire 20/24 andblack lead to ground. Turn MASTER switch on,UNLOCK and move main lighting switch to B.O.MARKER position, and check for voltage. TurnMASTER and main lighting switches to OFF. Ifvoltage is present, repair/replace wire 20/24 of mainlighting and master relay wiring harness assembly(see paragraph 6-70). If voltage is not present,replace main lighting switch (see paragraph 6-10).2—311
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