Toro GrandStand 72523 - Page 61

Problem
PossibleCauseCorrectiveAction
1.Blade(s)arenotsharp.1.Sharpentheblade(s).
2.Cuttingblade(s)is/arebent.2.Installnewcuttingblade(s).
3.Themowerdeckisnotlevel.3.Levelthemowerdeckside-to-side
position.
4.Themowerdeckpitchiswrong.
4.Adjustthefront-to-rearpitch.
5.Theundersideofmowerdeckisdirty.5.Cleantheundersideofthemower
deck.
6.Thetirepressureisnotcorrect.6.Adjustthetirepressure.
Thecuttingheightisuneven.
7.Abladespindleisbent.
7.ContactanAuthorizedServiceDealer.
1.Apump-drivebeltisworn,looseor
broken.
1.Checkthebelttension.
2.Apump-drivebeltisoffpulley.
2.Installthedrivebeltandcheckthe
adjustingshaftsandbeltguidesforthe
correctposition.
3.Amower-deckbeltisworn,looseor
broken.
3.Installthenewdeckbelt.
4.Amower-deckbeltisoffthepulley.
4.Installthedeckpulleyandcheckthe
idlerpulley,idlerarmandspringforthe
correctpositionandfunction.
5.Anidlerspringisbrokenormissing.5.Replacethespring.
6.Theelectricclutchisoutofadjustment.
6.Adjusttheclutchairgap.
7.Theclutchconnectororwireis
damaged.
7.ContactanAuthorizedServiceDealer.
8.Theelectricclutchisdamaged.
8.ContactanAuthorizedServiceDealer.
9.Thesafety-interlocksystemprevents
bladerotation.
9.ContactanAuthorizedServiceDealer.
Thebladesdonotrotate.
10.ThePTOswitchismalfunctioning.10.ContactanAuthorizedServiceDealer.
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.
1.Theengineistoohot.
1.Turntheengineoffandletitcool.
2.Thereisoldfuelinthefueltank.2.Usenewfuel.
3.Thefuel-shutoffvalveisnotopen
completely.
3.Openthefuel-shutoffvalve.
4.Theaircleanerisdirty.4.Makesurethattheaircleanerand
precleanerareclean.Replacethemif
necessary.
5.Thebatteryisnotcharged.
5.
Chargeorreplacethebattery.
6.
Incorrectfuelltersarebeingusedor
thefuelltersaredirty.
6.ContactanAuthorizedServiceDealer.
7.Theconnectionstothesensors
electroniccontrolunit(ECU)andfuel
injectorsarenotsecuredproperly.
7.ContactanAuthorizedServiceDealer.
8.
Thereislowvoltagefromthebattery.
8.
Ensurethatthebatteryisfullycharged.
Themalfunctionindicatorlight(MIL)
comeson.
9.Afuseisblown.9.Checkandreplaceanyblownfuses.
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