Toro 77281 - Page 79

Problem
PossibleCauseCorrectiveAction
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.Thedrivebeltisworn,looseorbroken.1.Installanewdrivebelt.
2.Thedrivebeltisoffofthepulley.
2.Installthedrivebeltandcheckthe
adjustingshaftsandbeltguidesforthe
correctposition.
3.Thepower-takeoff(PTO)switchor
PTOclutchisfaulty.
3.ContactanAuthorizedServiceDealer.
Thebladesdonotrotate.
4.Themowerbeltisworn,loose,or
broken.
4.Installanewmowerbelt.
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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