Exmark Lazer Z Series - Uneven cutting height; Blades do not rotate

Troubleshooting
ProblemPossibleCauseCorrectiveAction
1.Trackingneedsadjustment.1.Adjustthetracking.
2.Tirepressureindrivetiresnotcorrect.2.Adjusttirepressureinthedrivetires.
Mowerpullsleftorright(withleversfully
forward)
3.Reverseindicatorandmotioncontrol
linkageneedadjustment.
3.Adjustthereverseindicatorandthe
motioncontrollinkage.
1.Bypassvalveisnotclosedtight.1.Tightenthebypassvalve.
Machinedoesnotdrive
2.Hydraulicuidlevelislowortoohot.2.Addhydraulicuidtoreservoirorletit
cooldown.
1.Blade(s)notsharp.1.Sharpentheblade(s).
2.Cuttingblade(s)is/arebent.
2.Installnewcuttingblade(s).
3.Mowerdeckisnotlevel.3.Levelmowerdeckfromside-to-sideand
front-to-rear.
4.Undersideofmowerisdirty.4.Cleantheundersideofthemower.
5.Tirepressureindrivetiresnotcorrect.5.Adjusttirepressureinthedrivetires.
6.Bladespindlebent.6.ContactanAuthorizedServiceDealer.
Unevencuttingheight.
7.Tipsofadjacentbladesareatanuneven
cuttingheight.Bladestipsshouldbeeven
within3/16inchwhichisapproximately
onebladethickness.
7.Replaceblades,spindlesand(or)check
fordamagetomowerdeck.
1.Cuttingblade(s)is/arebentorunbalanced.
1.Installnewcuttingblade(s).
2.Blademountingboltisloose.2.Tightentheblademountingbolt.
3.Enginemountingboltsareloose.3.Tightentheenginemountingbolts.
4.Looseenginepulley,idlerpulley,orblade
pulley.
4.Tightentheappropriatepulley.
5.Enginepulleyisdamaged.5.ContactanAuthorizedServiceDealer.
6.Bladespindleisbent.6.ContactanAuthorizedServiceDealer.
Abnormalvibration
7.
Beltisdamaged.
7.
Installnewbelt.
1.Drivebeltisworn,looseorbroken.1.Checkthebelttension.
2.Drivebeltisoffpulley.2.Checkbeltfordamage;replaceif
necessary.Installdrivebeltandcheckbelt
guideforcorrectposition.
3.Deckbeltisworn,looseorbroken.3.Installnewdeckbelt.
4.Deckbeltisoffpulley.4.Installdeckpulleyandchecktheidler
pulley,idlerarmandspringforcorrect
positionandfunction.
5.Brokenormissingidlerspring.
5.Replacethespring.
6.Clutchhasdisengaged.6.Enginehasoverheated;determinecause
ofoverheat(seeEngineoverheats).
Bladesdonotrotate.
7.
Wingsarenotfullylowered.
7.Lowerthewings.
1.Fuseisblown.
1.Replacefuse.Checkcoilresistance,
batterycharge,chargingsystem,and
wiringconnectionsandreplaceif
necessary.
2.
Lowvoltagesupplyattheclutch.
2.Checkcoilresistance,batterycharge,
chargingsystem,andwiringconnections
andreplaceifnecessary.
3.Inadequatecurrentsupply.3.Repairorreplaceclutchleadwireor
electricalsystem.Cleanconnector
contacts.
4.Enginehasoverheated.
4.
Determinecauseofoverheat(seeEngine
overheats).
Clutchwillnotengage.
5.Wingsarenotfullylowered.
5.Lowerthewings.
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