TM 5-4310-452-144-10. TROUBLESHOOTING SYMPTOM INDEX.TroubleshootingProcedurePageMECHANICAL TROUBLESHOOTINGCOMPRESSORAir discharge pressure too low....................................................................................................4-13Blowdown valve operates erratically...........................................................................................4-12Compressor air unsuitable for sandblasting (excessive oil in air outlet).......................................4-13Excessive oil carryover ..............................................................................................................4-12Excessive vibration ....................................................................................................................4-14Oil:Blows back into compressor air cleaner ...............................................................................4-13Consumption too high ..........................................................................................................4-13Safety relief valve relieves .........................................................................................................4-14Start pressure too high ...............................................................................................................4-14Unit will not unload .....................................................................................................................4-14ENGINEDifficult to start/performs poorly ................................................................................................4-11Exhaust smokes excessively .....................................................................................................4-11Surges when running .................................................................................................................4-12Turns off prematurely ................................................................................................................4-11Vibrates excessively ..................................................................................................................4-11Will not:Run at correct speed............................................................................................................4-12Start ....................................................................................................................................4-11ELECTRICAL TROUBLESHOOTINGAmmeter:Indicates constant "charge" condition with engine idling ......................................................4-17Indicates no/low "charge" condition with engine idling .......................................................... 4-16Engine:Cranks, but will not start ......................................................................................................4-16Cranks slowly ......................................................................................................................4-15Will not crank ......................................................................................................................4-154-10
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