Exmark LAZER Z - Driving and Cutting Issues

Troubleshooting
ProblemPossibleCauseCorrectiveAction
OiltemperaturelightisonandengineRPM
islow
1.EngineControlUnithaslimitedengine
RPMs,knownas“limp”mode.
1.Checkoillevel.Iflevelisabove“add”,
contactanAuthorizedServiceDealer.
Removedebrisfromhoodandoilcooler.
Verifyfanisoperating.
OilpressurelightisonandengineRPMislow
1.EngineControlUnithaslimitedengine
RPMs,knownas“limp”mode.
1.Letenginecoolandcheckoillevel.Iflevel
isabove“add”,contactanAuthorized
ServiceDealer.
1.Engineloadisexcessive1.Reducethegroundspeed.
2.Aircleanerisdirty.
2.Cleanorreplacetheaircleanerelement.
3.Oillevelinthecrankcaseislow.
3.Addoiltothecrankcase.
4.Coolingnsandairpassagesforthe
engineareplugged.
4.Removetheobstructionsfromthecooling
nsandairpassages,hood,screen,and
oilcooler.
5.Dirtinfuellter.5.Replacethefuellter.
6.Dirt,water,orstalefuelisinthefuel
system.
6.ContactanAuthorizedServiceDealer.
7.Lowoilpressure
7.Checkoillevel.Iflevelisabove“add”,
contactanAuthorizedServiceDealer.
Enginelosespower
8.Highoiltemperature
8.Letenginecoolandcheckoillevel.Iflevel
isabove“add”,contactanAuthorized
ServiceDealer.
Mowerpullsleftorright(withleversfully
forward)
1.Tirepressureindrivetiresnotcorrect.1.Adjusttirepressureinthedrivetires.
1.Drivereleasehandlenotin“operating”
position.
1.Positionhandlein“operating”position;
seeDriveWheelReleaseValvessection
inOperation.
2.Driveorpumpbeltisworn,looseor
broken.
2.Changethebelt.
3.Driveorpumpbeltisoffapulley.3.Changethebelt.
4.Brokenormissingidlerspring.
4.Replacethespring.
Machinedoesnotdrive
5.Hydraulicuidlevelislowortoohot.5.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.
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