Toro 74310 - Troubleshooting

Troubleshooting
Problem
PossibleCauseCorrectiveAction
1.PTOisengaged.1.DisengagethePTO.
2.Theparkingbrakeisnotset.
2.Settheparkingbrake.
3.Thespeedcontrolleverisnotinneutral
position.
3.Ensurethespeedcontrolleverisinthe
neutralposition.
4.Thebatterydoesnothaveafull
charge.
4.Chargethebattery.
5.Theelectricalconnectionsare
corroded,looseorfaulty.
5.Checktheelectricalconnectionsfor
goodcontact.
6.Thefuseisblown.6.Replacetheblownfuse.
Thestarterdoesnotcrank.
7.Therelayorswitchiswornor
damaged.
7.ContactanAuthorizedServiceDealer.
1.Thefueltankisempty.1.Fillthefueltank.
2.Thefuel-shutoffvalveisclosed.2.Openthefuel-shutoffvalve.
3.Theoillevelinthecrankcaseislow.3.Addoiltothecrankcase.
4.Thethrottleandchokearenotinthe
correctposition.
4.Besurethethrottlecontrolismidway
betweenthe“SLOW”and“FAST”
positions,andthechokeisinthe
closed/onpositionforacoldengine
(exceptKohlerEFI)ortheopen/off
positionforawarmengine.
5.Thereisdirtinthefuellter.5.Replacethefuellter.
6.Thereisdirt,water,orstalefuelisin
thefuelsystem.
6.ContactanAuthorizedServiceDealer.
7.Theaircleanerisdirty.
7.Cleanorreplacetheair-cleaner
element.
8.Theelectricalconnectionsare
corroded,loose,ordamaged.
8.Checktheelectricalconnections
forgoodcontact.Cleanthe
connectorterminalsthoroughlywith
electrical-contactcleaner,apply
dielectricgrease,andmakethe
appropriateconnections.
9.Therelayorswitchiswornor
damaged.
9.ContactanAuthorizedServiceDealer.
10.Thesparkplugisfouledorimproperly
gapped.
10.Adjustorreplacethesparkplug.
Theenginedoesnotstart,startshard,or
failstokeeprunning.
11.Thespark-plugwireisnotconnected.
11.Checkthespark-plugwireconnection.
1.Theengineloadisexcessive.1.Reducethegroundspeed.
2.Theaircleanerisdirty.
2.Cleantheair-cleanerelement.
3.Theoillevelinthecrankcaseislow.3.Addoiltothecrankcase.
4.Thecoolingnsandtheairpassages
abovetheengineareplugged.
4.Removetheobstructionfromthe
coolingnsandtheairpassages.
5.Theventholeinthefuelcapisplugged.5.Cleanorreplacethefuelcap.
6.Thereisdirtinthefuellter.6.Replacethefuellter.
Theenginelosespower.
7.Thereisdirt,water,orstalefuelisin
thefuelsystem.
7.ContactanAuthorizedServiceDealer.
1.Theengineloadisexcessive.1.Reducethegroundspeed.
2.Theoillevelinthecrankcaseislow.2.Addoiltothecrankcase.
Theengineoverheats.
3.Thecoolingnsandairpassagesfor
theengineareplugged.
3.Removetheobstructionsfromthe
coolingnsandairpassages.
1.Thetrackingneedsadjustment.1.Adjustthetracking.
2.Thetirepressureindrivetiresnot
correct.
2.Adjusttirepressureinthedrivetires.
Themowerpullsleftorright(withlevers
fullyforward).
3.Thereverseindicatorandspeed
controllinkageneedadjustment.
3.Adjustthereverseindicatorandthe
speedcontrollinkage.
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