TM 9-2350-287-20-12-22. SIMPLIFIED TEST EQUIPMENT FOR INTERNAL COMBUSTIONENGINES (STE/ICE) (continued).Ia. STE/lCE PMCS - (continued).(2) VTM CONNECTIONS AND CHECKOUT FOR TK(continued).IContinued from step JReplace faulty STE/ICE (referto TM 9-4910-571-12&P).Do error message fault isolation(refer to TM 9-4910-571-12&P).IK. 1. Dial 67 into TEST SELECT, press and re-lease TEST button.2. Observe VTM display.Is voltage above +22 vdc?Check VTM connections, clean batteryconnections, check specific gravity andcharge batteries if necessary.Troubleshoot W5 in accordance with TM 9-4910-571-12&P. After repairs, repeat para2-22.a(2).WARNINGl Protective fan screens must be installedprior to doing maintenance in the enginecompartment when the engine is runningor engine is in ground hop mode. Contactwith rotating fan can cause serious personalinjury.l To prevent injury to personnel, turn engineOFF before installing pulse tachometer.CAUTIONClean all mounting surfaces before youinstall the transducer to keep foreignsubstances from damaging the engine orthe transmission.2-390
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