TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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TEST OPTIONS  REASON FOR QUESTION  Visual inspection  KNOWN INFO  POSSIBLE PROBLEMS  Malfunction in fuel system.  Engine cranking speed OK.  Fuel return hose OK.  Fuel supply hose OK.  Fuel tank OK.  Fuel/water separator OK.  Fuel transfer pump OK.  Fuel transfer hose OK.  If fuel does not flow from  fuel filter, fuel filter is faulty.  b1. ENGINE CRANKS BUT DOES NOT START OR ENGINE STALLS AFTER STARTING (CONT)  Faulty fuel filter.  Faulty fuel tube.  Faulty fuel pressure  regulating valve.  Faulty orifice tube assembly.  Faulty cylinder head.  NO  Does fuel flow from  fuel filter?  8.  YES  Replace fuel filter  (para 4-14).  TEST OPTIONS  REASON FOR QUESTION  Visual inspection  KNOWN INFO  POSSIBLE PROBLEMS  Malfunction in fuel system.  Engine cranking speed OK.  Fuel return hose OK.  Fuel supply hose OK.  Fuel tank OK.  Fuel/water separator OK.  Fuel transfer hose OK.  Fuel transfer pump OK.  Fuel filter OK.  Faulty fuel tube.  Faulty fuel pressure  regulating valve.  Faulty orifice tube assembly.  Faulty cylinder head.  NO  Does fuel flow from  fuel tube?  9.  YES  Replace fuel tube from  fuel filter base to engine  head (para 4-10).  If fuel does not flow from  fuel tube, fuel tube is faulty.  TM 9-2320-366-20-1  2-114.4 Change 1