SECTION V: TROUBLESHOOTINGTM 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.A Disconnect APU control box to foot dimmer switch andbulkhead wiring harness from APU control box. Placered lead of multimeter in socket N, wire 419 and blacklead to ground. Turn MASTER switch on and check forvoltage. Turn MASTER switch OFF. If voltage ispresent, go to step D. If voltage is not present, go to stepB.B Reconnect APU control box to foot dimmer switch andbulkhead wiring harness to APU control box. Removethree screws (1), three lockwashers (2), ground wire (3),and flat washer (4) and release main switch panel (5)from mounting bracket. Disconnect wire 10-419 from Y-connector of switch panel, radio, and bilge pump tobulkhead wiring harness at main switch panel. TurnMASTER switch on, and check for voltage. If voltage ispresent, repair wire 419 from Y-connector at main switchpanel to APU control box bulkhead wiring harness. Ifvoltage is not present, go to step C.2-191
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
