Toro TX 427 - Troubleshooting Guide; Engine Starting and Power Issues; Engine Overheating and Vibration Problems; Machine Driving and Other Issues

Troubleshooting
Problem
PossibleCauseCorrectiveAction
1.Thestartingprocedureisincorrect.1.Usethecorrectstartingprocedure.
2.Thefueltankisempty.2.Fillthetankwithfreshfuel.
3.Thechokeisnotengaged.3.Engagethechoke.
4.Theaircleanerisdirty.
4.Cleanorreplacetheair-cleaner
elements.
5.Thesparkplugwiresarelooseor
disconnected.
5.Installthewiresonthesparkplugs.
6.Thesparkplugsarepitted,fouled,or
thegapisincorrect.
6.Installnew,correctlygappedspark
plugs.
7.Thereisdirtinthefuellter.7.Replacethefuellter.
Theenginedoesnotstart,startshard,or
failstokeeprunning.
8.Dirt,water,stalefuel,orincorrectfuel
isinthefuelsystem.
8.ContactyourAuthorizedService
Dealer.
1.Theengineloadisexcessive.1.Reducetheload;usealowerground
speed.
2.Thehigh-idlespeedislow.
2.ContactyourAuthorizedService
Dealer.
3.Theaircleanerisdirty.
3.Cleanorreplacetheaircleaner
elements.
4.Theengine-oillevelisincorrect.4.FillordraintotheFullmark.
5.Thecoolingnsandairpassages
undertheengineblowerhousingare
plugged.
5.Removeanyobstructionsfromthe
coolingnsandairpassages.
6.Thesparkplugsarepitted,fouled,or
thegapisincorrect.
6.Installnew,correctlygappedspark
plugs.
7.Thereisdirtinthefuellter.7.Replacethefuellter.
Theenginelosespower.
8.Dirt,water,stalefuel,orincorrectfuel
isinthefuelsystem.
8.ContactyourAuthorizedService
Dealer.
1.Theengineloadisexcessive.1.Reducetheload;usealowerground
speed.
2.Thehigh-idlespeedislow.
2.ContactyourAuthorizedService
Dealer.
3.Theengine-oillevelisincorrect.3.FillordraintotheFullmark.
Theengineoverheats.
4.Thecoolingnsandairpassages
undertheengineblowerhousingare
plugged.
4.Removeanyobstructionsfromthe
coolingnsandairpassages.
Thereisabnormalvibration.1.Theenginemountingboltsareloose.1.Tightentheenginemountingbolts.
1.Theparkingbrakeisengaged.1.Disengagetheparkingbrake.
2.Thehydraulic-uidlevelislow.2.Addhydraulicuidtothereservoir.
Themachinedoesnotdrive.
3.Thehydraulicsystemisdamaged.
3.ContactyourAuthorizedService
Dealer.
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