TM 9-2350-287-20-12-19. TROUBLESHOOTING CHART (continued).g. GAGES (continued).(1) ENGINE OIL PRESSURE GAGE FAILS TOOPERATE WITH ENGINE RUNNING. All othergages operate properly (continued).CONTINUED FROM CReplace engine oil pressure transmitter(para 7-38). Verify problem is solved.D.1. Reconnect wire 36 to engine oil pressuretransmitter.2. Disconnect harness 12268418-1 connec-tor at engine disconnect bracket.3. Insert red multimeter probe into socket Dof harness connector 12268418-1 at enginedisconnect bracket, and black probe toground.4. Turn MASTER switch ON (refer to TM 9-2350-287-10).5. Check for 24 ± 3 vdc.6. Turn MASTER switch OFF (refer to TM 9-2350-287-1 O).Is voltage indicated?Repair wire 36 or replace harness12268308 (para 7-50). Verify problemss o l v e d .E. 1. Disconnect harness 12260287 connectorfrom driver’s bulkhead disconnect.2. Place 1 multimeter lead in harness12268418-1, pin D at engine disconnectbracket and other lead on harness 12268468-1, socket S at driver bulkhead disconnect.3. Check for continuity.Is continuity present?Continued on next page2-101
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