TM 9-2350-287-20-112-19. TROUBLESHOOTING CHART (continued).h. LIGHTS (continued).(7) HIGH BEAM INDICATOR LIGHT FAILS TOOPERATE. All other lights operate.Initial Setup:Tools/Test Equipment:Digital multimeter (DMM) (Item 13, Appendix I)General mechanic’s tool kit (Item 24,Appendix I)Equipment Conditions:MASTER switch set to OFF (refer to TM9-2350-287-10).Portable instrument panel stowed in outsideposition (refer to TM 9-2350-287-1 0).For this entire task ensure the light switchis set to service drive (SER DRIVE);headlights are on high beam (refer toTM 9-2350-287-1 0).NOTEInstead of using multi meterfor voltagecheck, STE/lCEtroubleshooting,INDIVIDUALBATTERY VOLTAGE TEST-TEST89 maybe performed.Instead of using multi meterfor continuity check, STE/lCEtroubleshooting, TEST 91 maybe performed.A. 1. Remove lens and light bulb from highbeam indicator socket.2. Place red lead of multimeter in indicatorlight socket and ground black lead.3. Turn MASTER switch ON (refer to TM 9-2350-287-10).4. Check for 24 ± vdc.5. Turn MASTER switch OFF (refer to TM 9-2350-287-10).Is voltage indicated?Replace indicator light bulb (para 7-9).Verify problem is solved.Continued on next page2-158
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