Toro 74444 - Troubleshooting; Starter does not crank; Engine will not start, starts hard, or fails to keep running; Engine loses power

Troubleshooting
Problem
PossibleCauseCorrectiveAction
1.Bladecontrol(PTO)isengaged.1.Movethebladecontrol(PTO)to
disengaged.
2.Parkingbrakeisnoton.
2.Settheparkingbrake.
3.Operatorisnotseated.3.Sitontheseat.
4.Batteryisdead.
4.Chargethebattery.
5.Electricalconnectionsarecorrodedor
loose.
5.Checktheelectricalconnectionsfor
goodcontact.
6.Fuseisblown.
6.Replacethefuse.
Starterdoesnotcrank
7.Relayorswitchisdefective.7.ContactanAuthorizedServiceDealer.
1.Fueltankisempty.
1.Fillthefueltankwithfuel.
2.Aircleanerisdirty.
2.Cleanorreplacetheaircleaner
element.
3.Dirtinthefuellter.3.Replacethefuellter.
Enginewillnotstart,startshard,orfails
tokeeprunning.
4.Dirt,water,orstalefuelisinthefuel
system.
4.ContactanAuthorizedServiceDealer.
1.Engineloadisexcessive.1.Reducethegroundspeed.
2.Aircleanerisdirty.
2.Cleantheaircleanerelement.
3.Oillevelinthecrankcaseislow.
3.Addoiltothecrankcase.
4.Coolingnsandairpassagesabove
theengineareplugged.
4.Removetheobstructionfromthe
coolingnsandairpassages.
5.Ventholeinthefuelcapisplugged.5.Cleanorreplacethefuelcap.
6.Dirtinthefuellter.6.Replacethefuellter.
Enginelosespower.
7.Dirt,water,orstalefuelisinthefuel
system.
7.ContactanAuthorizedServiceDealer.
1.Engineloadisexcessive.1.Reducethegroundspeed.
2.Oillevelinthecrankcaseislow.
2.Addoiltothecrankcase.
Engineoverheats.
3.Coolingnsandairpassagesabove
theengineareplugged.
3.Removetheobstructionfromthe
coolingnsandairpassages.
1.Bypassvalveisnotclosedtight.1.Tightenthebypassvalve.
2.Driveorpumpbeltisworn,looseor
broken.
2.Changethebelt.
3.Driveorpumpbeltisoffapulley.3.Changethebelt.
4.Brokenormissingidlerspring.4.Replacethespring.
Machinedoesnotdrive.
5.Hydraulicuidlevelislowortoohot.5.Addhydraulicuidtoreservoirorletit
cooldown.
1.Cuttingblade(s)is/arebentor
unbalanced.
1.Installnewcuttingblade(s).
2.Blademountingboltisloose.2.Tightentheblademountingbolt.
3.Enginemountingboltsareloose.3.Tightentheenginemountingbolts.
4.Looseenginepulley,idlerpulley,or
bladepulley.
4.Tightentheappropriatepulley.
5.Enginepulleyisdamaged.
5.ContactanAuthorizedServiceDealer.
6.Bladespindleisbent.
6.ContactanAuthorizedServiceDealer.
Abnormalvibration.
7.Motormountislooseorworn.
7.ContactanAuthorizedServiceDealer.
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