TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
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TM 9-2320-387-24-l INSTRUMENTS CIRCUIT DIAGNOSTIC FLOWCHART KNOWN INFO POWER TO GAUGES WITH ROTARY SWITCH OFF POSSIBLE PROBLEMS ROTARY SWITCH WIRING KNOWN INFO WIRING OK ~ ROTARY SWITCH TEST OPTIONS DISCONNECT WIRE 11A AT THE I 1. STEXE-R TEST 89 ROTARY SWITCH. DO YOU HAVE (Page 2-506) 0 VOLTAGE AT WIRE 29B? 2. MULTIMETER I I J2 1 i TEST OPTIONS WITH THE ROTARY SWITCH IN 1. STUICE-R TEST 91 THE OFF POSITION, DO YOU (Page 2-508) HAVE CONTINUITY BETWEEN 2. MULTIMETER THE RUN AND START TERMINALS ON THE ROTARY SWITCH? REASON FOR QUESTION Continuity with the switch off indicates a shorted switch. NO FAULTS.