Toro 74891 - Troubleshooting and Schematics; Troubleshooting Common Issues

Troubleshooting
Problem
PossibleCauseCorrectiveAction
1.Theblade-controlswitch(PTO)is
engaged.
1.Movetheblade-controlswitch(PTO)
todisengaged.
2.Theparkingbrakeisnoton.
2.Settheparkingbrake.
3.Thedriveleversarenotin
NEUTRAL-LOCKposition.
3.Ensurethatthedriveleversareinthe
NEUTRAL-LOCKposition.
4.Theoperatorisnotseated.
4.Sitontheseat.
5.Thebatteryisdead.
5.Chargethebattery.
6.Theelectricalconnectionsare
corrodedorloose.
6.Checktheelectricalconnectionsfor
goodcontact.
7.Thefuseisblown.7.Replacethefuse.
Thestarterdoesnotcrank.
8.Therelayorswitchisdefective.8.ContactanAuthorizedServiceDealer.
1.Fueltankisempty.
1.Fillthefueltank.
2.Fuelshutoffvalveisclosed.2.Openthefuelshutoffvalve.
3.Oillevelinthecrankcaseislow.
3.Addoiltothecrankcase.
4.Thethrottleandchokearenotinthe
correctposition.
4.Besurethethrottlecontrolismidway
betweentheSLOWandFASTpositions,
andthechokeisintheONpositionfor
acoldengineortheOFFpositionfora
warmengine.
5.Dirtinfuellter.5.Replacethefuellter.
6.Dirt,water,orstalefuelisinthefuel
system.
6.ContactanAuthorizedServiceDealer.
7.Aircleanerisdirty.
7.Cleanorreplacetheaircleaner
element.
8.Seatswitchisnotfunctioningproperly.8.Checktheseatswitchindicator.
Replaceseatifneeded.
9.Electricalconnectionsarecorroded,
looseorfaulty.
9.Checktheelectricalconnections
forgoodcontact.Cleanconnector
terminalsthoroughlywithelectrical
contactcleaner,applydielectricgrease
andreconnect.
10.Relayorswitchisdefective.10.ContactanAuthorizedServiceDealer.
11.Faultysparkplug.
11.Clean,adjustorreplacesparkplug.
Enginedoesnotstart,startshard,orfails
tokeeprunning
12.Sparkplugwireisnotconnected.12.Checkthesparkplugwireconnection.
1.Theengineloadisexcessive.1.Reducethegroundspeed.
2.Theaircleanerisdirty.
2.Cleantheaircleanerelement.
3.Theoillevelinthecrankcaseislow.3.Addoiltothecrankcase.
4.Thecoolingnsandairpassages
abovetheengineareplugged.
4.Removetheobstructionfromthe
coolingnsandairpassages.
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nsandairpassages
abovetheengineareplugged.
3.Removetheobstructionfromthe
coolingnsandairpassages.
1.Thetrackingneedsadjustment1.Adjustthetracking.
Themowerpullsleftorright(withlevers
fullyforward).
2.Thetirepressureindrivetiresnot
correct.
2.Adjustthetirepressureinthedrive
tires.
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