TM 9-4310-397-14SECTION V TROUBLESHOOTING4-8. GENERAL.The branching logic tree diagrams list common malfunctions that you may find with your equipment. Follow theinstructions given in the order they appear. The branching logic tree diagrams cannot list all the malfunctions that mayoccur, all the steps needed to find the fault, or all the corrective actions needed to correct the fault. If the equipmentmalfunction is not listed or corrective actions taken do not correct the fault, notify your supervisor.MALFUNCTION INDEXMALFUNCTIONTROUBLE SHOOTINGPROCEDURE(PARA)Engine Will Not Crank When Start Switch Is Pulled ......................................................4-9Engine Cranks But Will Not Start ..................................................................................4-10Engine Stops During Operation ....................................................................................4-11Engine Does Not Develop Full Power ...........................................................................4-12Loss Of Engine Oil Pressure .........................................................................................4-13Engine Overheats .........................................................................................................4-14Battery Discharging/Alternator Not Charging ................................................................4-15Engine Coolant Temperature Too Low .........................................................................4-16Engine Knocks .............................................................................................................4-17Engine Returns To Idle But Compressor Does Not Unload ...........................................4-18Engine Using Too Much Fuel ........................................................................................4-19Engine Using Too Much Oil...........................................................................................4-20Compressor Overheats ................................................................................................4-21Compressor Operation Is Noisy.....................................................................................4-22Compressor Not Operating To Full Capacity Or Pressure .............................................4-23Compressor Fails To Load Or Unload ..........................................................................4-24Compressor Unloads But Engine Does Not Idle.............................................................4-25Excessive Compressor Oil Consumption ......................................................................4-26Condensate And/Or Emulsion In Oil Separator Tank ....................................................4-27Engine Stalls At Idle .....................................................................................................4-28Excessive Oil In Air Discharge .....................................................................................4-294-41
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