TM 9-2350-287-20-12-19. TROUBLESHOOTING CHART (continued).g GAGES (continued).(3) TRANSMISSION OIL PRESSURE GAGE FAILSTO OPERATE. All other gages operate properly.Initial Setup:Tools/Test Equipment:• Digital multimeter (DMM) (Item 13, Appendix 1)• General mechanic’s tool kit (Item 24,Appendix 1)Materials/Parts:• Wire (Item 77, Appendix D)Equipment Conditions:• MASTER switch set to OFF (refer toTM 9-2350-287-10).• Remove cover from driver’s portableinstrument panel (para 7-6).NOTE• Instead of using multi meterfor voltagecheck, STE/lCEtroubleshooting, INDIVIDUALBATTERY VOLTAGE TEST-TEST89 maybe performed.• Instead of using multi meterfor continuity check, STE/iCEtroubleshooting, TEST 91 maybe performed.A. 1. Disconnect wire 27 from transmission oilpressure gage.2. Place multimeter red leadground black lead.3. Turn MASTER switch ON2350-287-10).4. Check for 24 ± 3 vdc.in wire 27 and(refer to TM 9-5. Turn MASTER switch OFF (refer to TM 9-2350-287-1O).Is voltage indicated?Repairwire 27 or replace harness 12260298(para 7-7). Verify problem is solved.Continued on next page2-107
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