Exmark SD270SB20 - Troubleshooting

Troubleshooting
Troubleshooting
Important:Itisessentialthatalloperatorsafetymechanismsbeconnectedandinproperoperating
conditionpriortouse.
Whenaproblemoccurs,donotoverlookthesimplecauses.Forexample:startingproblemscouldbecaused
byanemptyfueltank.
Thefollowingtablelistssomeofthecommoncausesoftrouble.DoNotattempttoserviceorreplacemajor
itemsoranyitemsthatcallforspecialtimingofadjustmentsprocedures(suchasvalves,governor,etc.).Have
thisworkdonebyyourEngineServiceDealer.
Note:WhendisconnectingelectricalconnectorsDoNotpullonthewirestoseparatetheconnectors.
ProblemPossibleCauseCorrectiveAction
1.Fueltankisempty.1.Fillthefueltank.
2.Fuelshutoffvalveisclosed.
2.Openthefuelshutoffvalve.
3.Dirtinfuellter.3.Replacethefuellter.
4.Dirt,water,orstalefuelisinthefuel
system.
4.ContactanAuthorizedServiceDealer.
5.Aircleanerisdirty.
5.Cleanorreplacetheaircleanerelement.
6.Faultysparkplug.
6.Clean,adjustorreplacesparkplug.
Enginewillnotstart,startshard,orfailsto
keeprunning
7.Sparkplugwireisnotconnected.
7.Checkthesparkplugwireconnection.
1.Engineloadisexcessive.1.Reducethegroundspeedorslicingdepth.
2.Aircleanerisdirty.
2.Cleanorreplacetheaircleanerelement.
3.Oillevelinthecrankcaseislow .
3.Addoiltothecrankcase.
4.Coolingnsandairpassagesforthe
engineareplugged.
4.Removetheobstructionsfromthecooling
nsandairpassages.
5.Dirtinfuellter.5.Replacethefuellter.
Enginelosespower.
6.Dirt,water,orstalefuelisinthefuel
system.
6.ContactanAuthorizedServiceDealer.
1.Engineloadisexcessive.1.Reducethegroundspeedorslicingdepth.
2.Oillevelinthecrankcaseislow .
2.Addoiltothecrankcase.
Engineoverheats.
3.Coolingnsandairpassagesforthe
engineareplugged.
3.Removetheobstructionsfromthecooling
nsandairpassages.
Machinepullsleftorright.
1.Tirepressureindrivetiresnotcorrect.1.Adjusttirepressureinthedrivetires.
1.Driveorpumpbeltisworn,looseor
broken.
1.Changethebelt.
2.Driveorpumpbeltisoffapulley.2.Changethebelt.
3.Transmissionoillevelislow .
3.Addhydraulicoiltotransmission.
Machinedoesnotdrive.
4.Self-propelcableneedsadjustmentoris
broken.
4.Adjustorreplacecable.
1.Blade(s)is/arebent.
1.Installnewblades(s).
2.Enginemountingboltsareloose.2.Tightentheenginemountingbolts.
3.Looseenginepulleyoridlerpulley.
3.Tightentheappropriatepulley.
4.Enginepulleyisdamaged.4.ContactanAuthorizedServiceDealer.
Abnormalvibration.
5.Beltisdamaged.5.Installnewbelt.
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