TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
Page 394 of 1205
TM 9-2320-387-24-l INSTRUMENTS ClRCUfl/ G&s> TEST OPT,ONS DIAGNOSTIC FLOWCHART 1 r L KNOWN INFO I TRY IT. I L GAUGE HAS POWER 8 GROUND I SENDER OK WIRING OK POSSIBLE PROBLEMS WITH THE ROTARY SWITCH IN THE RUN POSITION, SHORT THE SOCKET FOR WIRE 28A TO GROUND. DOES THE FUEL GAUGE READ AT OR BELOW EMPTY? REASON FOR QUESTION Gauge should read at or below empty. KNOWN INFO GAUGE HAS POWER & GROUND SENDER OK WIRING OK POSSIBLE PROBLEMS 1 GAUGE WITH THE ROTARY SWITCH IN THE ON POSITION AND WIRE 28A OPEN, DOES THE FUEL GAUGE READ OFF SCALE TO ABOVE FULL? OPTIONS TRY IT. REASON FOR QUESTtON Gauge should read off scale. 2-340