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TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download

Page 536 of 1760

CAUTION Read CAUTION on following page. TEST OPTIONS Continuity Test or STE/ICE-R Test #91 REASON FOR QUESTION This question eliminates possible problems and determines where troubleshooting continues. KNOWN INFO NO YES e14. TACHOMETER DOES NOT OPERATE OR IS INACCURATE (CONT) Is continuity present from connector P901 pin 4 to connector PX26 socket 1? 8. Faulty dashboard cable assembly. Faulty auxiliary panel cable assembly. POSSIBLE PROBLEMS Tachometer illuminates. VOLTS gage OK. Engine speed sensor OK. TM 9-2320-365-20-1 Repair wire 1444 from connector PX26 socket 1 to connector J31 pin 8 (para 2-40) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). 2-356.2 Change 1 Go to step 9 of this fault.