Toro 74946 - Page 72

Problem
PossibleCauseCorrectiveAction
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.
Thereisanabnormalvibration.
7.Themotormountislooseorworn.
7.ContactanAuthorizedServiceDealer.
1.Theblade(s)is/arenotsharp.1.Sharpentheblade(s).
2.Thecuttingblade(s)is/arebent.2.Installnewcuttingblade(s).
3.Themowerdeckisnotlevel.
3.Levelthemowerdeckfromside-to-side
andfront-to-rear.
4.Theundersideofmowerisdirty.4.Cleantheundersideofthemower.
5.Thetirepressureisnotcorrect.5.Adjustthetirepressure.
Mowingisresultinginunevencutting
height.
6.Thebladespindlebent.
6.ContactanAuthorizedServiceDealer.
1.Themowerdeckbeltisworn,loose,
orbroken.
1.Installanewdeckbelt.
2.Themowerdeckbeltisoffthepulley.
2.Installthemowerdeckpulleyand
checktheidlerpulley,idlerarm,and
springforcorrectpositionandfunction.
3.Thepumpdrivebeltisworn,loose,or
broken.
3.Checkthebelttensionorinstallanew
belt.
Thebladesdonotrotate.
4.Theidlerspringisbrokenormissing.4.Replacethespring.
1.Afuseisblown.1.Replacethefuse.Checkthecoil
resistance,batterycharge,charging
system,andwiringconnectionsand
replaceifnecessary.
2.Thereislowvoltagesupplyatthe
clutch.
2.Checkthecoilresistance,battery
charge,chargingsystem,andwiring
connectionsandreplaceifnecessary.
3.Thecoilisdamaged.3.Replacetheclutch.
4.Thereisinadequatecurrentsupply.4.Repairorreplacetheclutchlead
wireorelectricalsystem.Cleanthe
connectorcontacts.
Theclutchdoesnotengage.
5.Therotor/armatureairgapistoolarge.
5.Removetheshimorreplacetheclutch.
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