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 KNOWN INFO FUEL SUPPLY OK t-i FUEL RETURN OK SOLENOID WIRING FUEL SOLENOID INJECTION PUMP DID A STREAM OF FUEL COME OUT OF THE INJECTOR PUMP RETURN LINE WHILE IT WAS CRANKING? FUEL SYSTEM 4 REASON FOR QUESTION To see if there is fuel available to the injection pump. 12 ] 1 TEST OPTIONS 1 IS THE GLOW PLUGS CIRCUIT OK? (IF YOU DON’T KNOW, RUN THE GLOW PLUGS CIRCUIT TESTS; RETURN HERE IF NO FAULTS FOUND). GLOW PLUGS ClRCUlT TESTS (Page 2-289) J REASON FOR QUESTION KNOWN INFO FUEL AVAILABLE TO THE INJECTION PUMP POSSIBLE PROBLEMS FUEL SOLENOID INJECTION PUMP INJECTORS GLOW PLUGS COLD ADVANCE KNOWN INFO GLOW PLUGS OK POSSIBLE PROBLEMS FUEL SOLENOID INJECTION PUMP IR I I DISCONNECT WIRE 5698 FROM THE COLD ADVANCE SOLENOID. WITH ROTARY SWITCH IN THE RUN POSITION, DO YOU HAVE BATTERY VOLTAGE AT WIRE 569B? :ST OPTlONS 1. STEIICE-R TEST 89 (Page 2-506) 2. MULTIMETER REASON FOR QUESTION On a cold day, a faulty cold advance circuit will prevent the engine from starting. 2-l 30