Toro 72949 - Page 70

Problem
PossibleCauseCorrectiveAction
1.Thetrackingneedsadjustment1.Adjustthetracking.
Themachinepullstotheleftorright(with
themotion-controlleversfullyforward).
2.Thetirepressureinthedrivetiresis
notcorrect.
2.Adjustthetirepressureinthedrive
tires.
1.Thebypassvalvesarenotclosedtight.1.Tightenthebypassvalves.
2.Thepumpbeltisworn,loose,or
broken.
2.Changethebelt.
3.Thepumpbeltisoffapulley.3.Changethebelt.
4.Theidlerspringisbrokenormissing.4.Replacethespring.
Themachinedoesnotdrive.
5.Thehydraulicuidlevelislowortoo
hot.
5.Addhydraulicuidtothereservoirsor
letitcooldown.
1.Thecuttingblade(s)is/arebentor
unbalanced.
1.Installnewcuttingblade(s).
2.Theblademountingboltisloose.2.Tightentheblademountingbolt.
3.Theenginemountingboltsareloose.3.Tightentheenginemountingbolts.
4.Theenginepulley,idlerpulley,orblade
pulleyisloose.
4.Tightentheappropriatepulley.
5.Theenginepulleyisdamaged.
5.ContactanAuthorizedServiceDealer.
6.Thebladespindleisbent.
6.ContactanAuthorizedServiceDealer.
Themachinevibratesabnormally.
7.Themotormountislooseorworn.
7.ContactanAuthorizedServiceDealer.
1.Theblade(s)isnotsharp.1.Sharpentheblade(s).
2.Acuttingblade(s)is/arebent.2.Installanewcuttingblade(s).
3.Themowerisnotlevel.
3.Levelthemowerfromside-to-sideand
front-to-rear.
4.Ananti-scalproller(ifapplicable)isnot
setcorrectly.
4.Adjusttheanti-scalpwheelheight.
5.Theundersideofthemowerdeckis
dirty.
5.Cleantheundersideofthemower
deck.
6.Thetirepressureisincorrect.6.Adjustthetirepressure.
Thecuttingheightisuneven.
7.Abladespindleisbent.
7.ContactanAuthorizedServiceDealer.
1.Themowerdeckbeltisdamaged,
worn,loose,orbroken.
1.Installanewdeckbelt.
2.Themowerdeckbeltisoffthepulley.
2.Installthemowerbeltonthedeck
pulleyandchecktheidlerpulley,idler
arm,andspringforcorrectposition
andfunction.
3.Thepumpdrivebeltisworn,loose,or
broken.
3.Checkthebelttensionorinstallanew
belt.
Thebladesdonotrotate.
4.Theidlerspringisbrokenormissing.4.Replacethespring.
1.Thefuseisblown.
1.Replacethefuse.Checkthecoil
resistance,batterycharge,charging
system,andwiringconnections,and
replacecomponentsifnecessary.
2.Thereislowvoltagesupplyatthe
clutch.
2.Checkthecoilresistance,battery
charge,chargingsystem,andwiring
connectionsandreplacepartsif
necessary.
3.
Thecoilisdamaged.
3.
Replacetheclutch.
4.Thereisinadequatecurrentsupply.4.Repairorreplacetheclutchlead
wireorelectricalsystem.Cleanthe
connectorcontacts.
Theclutchdoesnotengage.
5.
Therotor/armatureairgapistoolarge.
5.Removetheshimorreplacetheclutch.
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