User Guide
Troubleshooting
ProblemPossibleCauseCorrectiveAction
1.Engineloadisexcessive.1.Reducethegroundspeed.
2.Aircleanerisdirty.
2.Cleanorreplacetheaircleanerelement.
3.Oillevelinthecrankcaseislow.
3.Addoiltothecrankcase.
4.Coolingnsandairpassagesforthe
engineareplugged.
4.Removetheobstructionsfromthecooling
nsandairpassages.
5.Thesparkplug(s)ispitted,fouled,orthe
gapisincorrect.
5.Installanew,correctlygappedspark
plug(s).
6.Ventholeinthefuelcapisclosed.
6.Opentheventinthefuelcap.
7.Dirtinfuellter.7.Replacethefuellter.
8.Dirt,water,orstalefuelisinthefuel
system.
8.ContactanAuthorizedServiceDealer.
Enginelosespower
9.Thereisincorrectfuelinthefueltank.
9.Drainthetankandreplacethefuelwith
thepropertype.
1.Thedrivebeltsareworn,loose,orbroken.1.ContactanAuthorizedServiceDealer.
2.Thedrivebeltsareoffofthepulleys.2.ContactanAuthorizedServiceDealer.
Themachinedoesnotdrive.
3.Thedriveisinbypassmode.3.Takemachineoutofbypassmode.Refer
toPushingtheMachinebyHand
section.
1.Enginemountingboltsareloose.1.Tightentheenginemountingbolts.
2.Looseenginepulley,idlerpulley,orblade
pulley.
2.Tightentheappropriatepulley.
3.Enginepulleyisdamaged.3.ContactanAuthorizedServiceDealer.
4.Cuttingblade(s)is/arebentorunbalanced.
4.Installnewcuttingblade(s).
5.Bladeisloose.5.Tightentheblademountingboltand
inspectthebladespringdiscwasherfor
damage(SeeServicingtheCutting
Bladessection).
Abnormalvibration
6.Bladespindleisbent.6.ContactanAuthorizedServiceDealer.
1.Blade(s)notsharp.1.Sharpentheblade(s).
2.Cuttingblade(s)is/arebent.
2.Installnewcuttingblade(s).
3.Abladeisloose.3.Tightentheblademountingboltand
inspectthebladespringdiscwasherfor
damage(SeeServicingtheCutting
Bladessection).
4.Mowerdeckisnotlevel.4.Levelmowerdeckfromside-to-sideand
front-to-rear.
5.Ananti-scalpwheelisnotsetcorrectly5.Adjusttheanti-scalpwheelheight.
6.Undersideofmowerisdirty.6.Cleantheundersideofthemower.
7.Tirepressureindrivetiresnotcorrect.7.Adjusttirepressure.
Unevencuttingheight.
8.Bladespindlebent.8.ContactanAuthorizedServiceDealer.
1.Drivebeltisworn,looseorbroken.1.Installnewdrivebelt.
2.Drivebeltisoffpulley.2.Installdrivebeltandcheckadjusting
shaftsandbeltguidesforcorrectposition.
3.Deckbeltisworn,looseorbroken.3.Installnewdeckbelt.
4.Deckbeltisoffpulley.4.Installdeckpulleyandchecktheidler
pulley,idlerarmandspringforcorrect
positionandfunction.
Bladesdonotrotate.
5.Themowerbeltisworn,loose,orbroken.5.Installanewmowerbelt.
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