Exmark Lazer Z Series - Troubleshooting; Starter does not crank; Engine will not start, starts hard, or fails to keep running; Engine loses power

Troubleshooting
Troubleshooting
Important:Itisessentialthatalloperatorsafetymechanismsbeconnectedandinproperoperating
conditionpriortomoweruse.
Whenaproblemoccurs,donotoverlookthesimplecauses.Forexample:startingproblemscouldbecaused
byanemptyfueltank.
Thefollowingtablelistssomeofthecommoncausesoftrouble.Donotattempttoserviceorreplacemajor
itemsoranyitemsthatcallforspecialtimingofadjustmentprocedures(suchasvalves,governor,etc.).Have
thisworkdonebyyourEngineServiceDealer.
Note:WhendisconnectingelectricalconnectorsDONOTpullonthewirestoseparatetheconnectors.
ProblemPossibleCauseCorrectiveAction
1.Parkingbrakeisnotengaged.1.Settheparkingbrake.
2.Driveleversarenotinneutrallock
position.
2.Ensurethedriveleversareintheneutral
lockposition.
3.Batterydoesnothaveafullcharge.
3.
Chargethebattery.SeeCheckBattery
ChargeandRecommendedJump
StartingProceduresectionsin
Maintenance.
4.Electricalconnectionsarecorroded,loose
orfaulty.
4.Checktheelectricalconnectionsfor
goodcontact.Cleanconnectorterminals
thoroughlywithelectricalcontactcleaner,
applydielectricgreaseandreconnect.
5.Fuseisblown.5.Replacetheblownfuse.
Starterdoesnotcrank
6.Relayorswitchisdefective.6.ContactanAuthorizedServiceDealer.
1.Fueltankisempty.1.Fillthefueltank.
2.Oillevelinthecrankcaseislow.
2.Addoiltothecrankcase.
3.Dirtinfuellter.3.Replacethefuellter.
4.Dirt,water,orstalefuelisinthefuel
system.
4.ContactanAuthorizedServiceDealer.
5.Aircleanerisdirty.
5.Cleanorreplacetheaircleanerelement.
6.Seatswitchisnotfunctioningproperly.
6.Checktheseatswitchindicator.Replace
seatifneeded.
7.
Electricalconnectionsarecorroded,loose
orfaulty.
7.Checktheelectricalconnectionsfor
goodcontact.Cleanconnectorterminals
thoroughlywithelectricalcontactcleaner,
applydielectricgreaseandreconnect.
Enginewillnotstart,startshard,orfailsto
keeprunning
8.Relayorswitchisdefective.8.ContactanAuthorizedServiceDealer.
1.Engineloadisexcessive1.Reducethegroundspeed.
2.Aircleanerisdirty.
2.Cleanorreplacetheaircleanerelement.
3.
Oillevelinthecrankcaseislow .
3.
Addoiltothecrankcase.
4.Dirtinfuellter.4.Replacethefuellter.
Enginelosespower
5.Dirt,water,orstalefuelisinthefuel
system.
5.ContactanAuthorizedServiceDealer.
1.
Engineloadisexcessive.
1.
Reducethegroundspeed.
2.
Oillevelinthecrankcaseislow .
2.Addoiltothecrankcase.
3.
Dirtyairlter.
3.
Cleanorreplacetheaircleanerelement.
4.Coolantlevelislow.
4.Addcoolant.
5.Debrisonoraroundradiator.
5.
Removedebris(seeCleantheRadiator
sectioninMaintenance).
Engineoverheats.
6.
Waterpumporalternatorbeltisworn,
loose,orbroken.
6.
ContactanAuthorizedServiceDealer.
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