2-19. TROUBLESHOOTING CHART (continued).g. GAGES (continued).(2) ENGINE COOLANT TEMPERATURE GAGE FAILSTO OPERATE PROPERLY, NEEDLE DOES NOTMOVE, IS STEADY, OR INACCURATE. All othergages operate properly.Initial Setup:Tools/Test Equipment:Equipment Conditions:• Digital multimeter (DMM) (Item 13, Appendix 1)• MASTER switch set to OFF (refer to• General mechanic’s tool kit (Item 24,TM 9-2350-287-10).Appendix 1)• Remove cover from driver’s portableinstrument panel (para 7-6).Materials/Parts:• Wire (Item 77, Appendix D)NOTE• Instead 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. Disconnect wire 27 from coolant tempera-ture gage.2. Place multimeter red lead in wire 27 con-nector, and ground black lead.3. Turn MASTER switch ON (refer to TM 9-2350-287-1 O).4. Check for 24 ± 3 vdc.5. Turn MASTER switch OFF (refer to TM 9-2350-287-10).Is voltage indicated?Repair wire 27 or replace harness 12260298(para 7-7). Verify problem is solved.Continued on next page2-103TM 9-2350-287-20-1
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
