Exmark NAVIGATOR User Manual

Troubleshooting
Troubleshooting
Important:Itisessentialthatalloperatorsafetymechanismsbeconnectedandinproperoperating
conditionpriortomoweruse.
Whenaproblemoccurs,donotoverlookthesimplecauses.Forexample:startingproblemscouldbecaused
byanemptyfueltank.
Thefollowingtablelistssomeofthecommoncausesoftrouble.DoNotattempttoserviceorreplacemajor
itemsoranyitemsthatcallforspecialtimingoradjustmentsprocedures(suchasvalves,governor,etc.).Have
thisworkdonebyyourEngineServiceDealer.
Note:WhendisconnectingelectricalconnectorsDoNotpullonthewirestoseparatetheconnectors.
ProblemPossibleCauseCorrectiveAction
1.PTOisengaged.
1.DisengagethePTO.
2.Parkingbrakeisnotset.2.Settheparkingbrake.
3.Speedcontrolleverisnotinneutral
position.
3.Ensurethespeedcontrolleverisinthe
neutralposition.
4.Batterydoesnothaveafullcharge.
4.
Chargethebattery.SeeCheckBattery
ChargeandRecommendedJump
StartingProceduresectionsin
Maintenance.
5.Electricalconnectionsarecorroded,loose
orfaulty.
5.Checktheelectricalconnectionsfor
goodcontact.Cleanconnectorterminals
thoroughlywithelectricalcontactcleaner,
applydielectricgreaseandreconnect.
6.Fuseisblown.6.Replacetheblownfuse.
Starterdoesnotcrank.
7.Relayorswitchisdefective.7.ContactanAuthorizedServiceDealer.
1.Fueltankisempty.1.Fillthefueltank.
2.Oillevelinthecrankcaseislow.
2.Addoiltothecrankcase.
3.Thethrottleandchokearenotinthe
correctposition.
3.Besurethethrottlecontrolismidway
betweenthe“SLOW”and“FAST”
positions,andthechokeisinthe“ON”
positionforacoldengine(exceptKohler
EFI)orthe“OFF”positionforawarm
engine.
4.Dirtinfuellter.4.Replacethefuellter.
5.Dirt,water,orstalefuelisinthefuel
system.
5.ContactanAuthorizedServiceDealer.
6.Aircleanerisdirty.
6.Cleanorreplacetheaircleanerelement.
7.Electricalconnectionsarecorroded,loose
orfaulty.
7.Checktheelectricalconnectionsfor
goodcontact.Cleanconnectorterminals
thoroughlywithelectricalcontactcleaner,
applydielectricgreaseandreconnect.
8.Relayorswitchisdefective.8.ContactanAuthorizedServiceDealer.
9.Faultysparkplug.
9.Clean,adjustorreplacesparkplug.
Enginewillnotstart,startshard,orfailsto
keeprunning.
10.Sparkplugwireisnotconnected.
10.Checkthesparkplugwireconnection.
1.Engineloadisexcessive.1.Reducethegroundspeed.
2.Aircleanerisdirty.
2.Cleanorreplacetheaircleanerelement.
3.Oillevelinthecrankcaseislow.
3.Addoiltothecrankcase.
4.Coolingnsandairpassagesforthe
engineareplugged.
4.Removetheobstructionsfromthe
coolingnsandairpassages.
5.Fueltankventsystemisplugged.5.Cleanorreplacethepluggedcomponent.
6.Dirtinfuellter.6.Replacethefuellter.
Enginelosespower.
7.Dirt,water,orstalefuelisinthefuel
system.
7.ContactanAuthorizedServiceDealer.
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Exmark NAVIGATOR Specifications

General

Drive System	Hydrostatic
Deck Construction	Fabricated
Transmission	Hydrostatic
Deck Material	Steel
Turning Radius	Zero-turn
Cutting Width	42 in
Blade Tip Speed	18, 500 fpm
Engine Type	V-Twin