TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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TM 9-2320-366-20-1 e14. TACHOMETER DOES NOT OPERATE OR IS INACCURATE (CONT) CAUTION Read CAUTION on following page. TEST OPTIONS Continuity Test or STE/ICE-R Test #91 REASON FOR QUESTION KNOWN INFO Is continuity present from connector PX26 socket 6 to socket 4? Repair wire 3083 from connector PX26 socket 4 to connector J31 pin 16 (para 2-45) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). Repair wire 3083 from connector PX26 socket 6 to socket 4 (para 2-45) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). YES NO 12. Faulty dashboard cable assembly. POSSIBLE PROBLEMS Tachometer illuminates. VOLTS gage OK. Engine speed sensor OK. 2-366.8 Change 1 If continuity is not present, wire 3083 from connector PX26 socket 6 to socket 4 is faulty. If continuity is present, wire 3083 from connector PX26 socket 4 to connector J31 pin 16 is faulty.