CHAPTER 2: VEHICLE MAINTENANCE INSTRUCTIONSTM 9-2350-256-202-19 ELECTRICAL TROUBLESHOOTING-Conti nuedB.O. MARKER CONDITION--ContinuedWARNINGRemove 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.GReconnect switch panel to head lamps and bulkheadwiring harness to main switch panel. Remove threescrews (11), three lockwashers (12), ground lead(13), and flat washer (14) and release main switchpanel (15) from mounting brackets. Disconnectswitch panel to gage panel and miscellaneousswitches wiring harness from main switch panel.Place red lead of multimeter on pin N of wire 10 andblack lead to ground. Turn MASTER switch on andcheck for voltage. Turn MASTER switch OFF. Ifvoltage is present, go to step H. If voltage is notpresent, go to step K.HReconnect switch panel to gage panel andmiscellaneous switches wiring harness to mainswitch panel. Ground main switch panel.Disconnect wire 10/15 at connector. Place red leadof multimeter in wire 10/15 and black lead to ground.Turn MASTER switch on and check for voltage.Turn MASTER switch OFF. If voltage is present, goto step I. If voltage is not present, repair/replace wire10/15 of main lighting and B.O. selector switchwiring harness (see paragraph 6-69).2—310
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
