Toro GrandStand 74534 - Troubleshooting Operational Problems; Blade Rotation and Tracking Issues

Problem
PossibleCauseCorrectiveAction
1.Pumpdrivebeltisworn,looseor
broken.
1.Checkthebelttension.
2.Pumpdrivebeltisoffpulley.
2.Installdrivebeltandcheckadjusting
shaftsandbeltguidesforcorrect
position.
3.Mowerdeckbeltisworn,looseor
broken.
3.Installnewdeckbelt.
4.Mowerdeckbeltisoffpulley.
4.Installdeckpulleyandchecktheidler
pulley,idlerarmandspringforcorrect
positionandfunction.
5.Brokenormissingidlerspring.5.Replacethespring.
6.Electricclutchoutofadjustment.
6.Adjusttheclutchairgap.
7.Clutchconnectororwiredamaged.7.ContactanAuthorizedServiceDealer.
8.Damagedelectricclutch.
8.ContactanAuthorizedServiceDealer.
9.Safetyinterlocksystempreventsblade
rotation.
9.ContactanAuthorizedServiceDealer.
Bladesdonotrotate.
10.PTOswitchisfaulty.10.ContactanAuthorizedServiceDealer.
1.Motioncontrolcablesareoutof
adjustment.
1.Adjustthecablesattheadjustmentnut.
2.Pumpdrivebeltslippingononepump
pulley.
2.Installnewpumpdrivebelt.
Themachinedoesnottrackcorrectly.
3.Hydraulicpumpby-passvalveis
partiallyopen.
3.Closetheby-passvalve.Torquevalves
to110to130in-lb(12to15N-m).
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