Toro 74956 - Troubleshooting

Troubleshooting
Problem
PossibleCauseCorrectiveAction
1.Engineistoohot.
1.Turnengineoffandletitcool.
2.Oldgasinthegastank.
2.Usenewgas.
3.Thefuelshut-offvalveisnotopen
completely.
3.Openthefuelshut-offvalve.
4.Aircleanerisdirty.4.Makesurethattheaircleanerand
precleanerareclean.Replaceif
necessary.
5.Batteryisnotcharged.
5.Chargeorreplacethebattery.
6.Incorrectfuelltersusedordirtyfuel
lters.
6.ContactanAuthorizedServiceDealer.
7.Connectionstosensorselectronic
controlunit(ECU)andfuelinjectors
arenotsecuredproperly.
7.ContactanAuthorizedServiceDealer.
8.Lowvoltagefrombattery.
8.Ensureagood12voltbatteryisbeing
usedandisfullycharged.
MalfunctionIndicatorLight(MIL)comes
on.
9.Blownfuse.9.Checkandreplaceanyblownfuses.
1.Thebladecontrolswitch(PTO)is
engaged.
1.Movethebladecontrolswitch(PTO)
todisengaged.
2.Theparkingbrakeisnoton.
2.Settheparkingbrake.
3.Thedriveleversarenotinneutrallock
position.
3.Ensurethatthedriveleversareinthe
neutrallockposition.
4.Theoperatorisnotseated.
4.Sitontheseat.
5.Thebatteryisdead.
5.Chargethebattery.
6.Theelectricalconnectionsarecorroded
orloose.
6.Checktheelectricalconnectionsfor
goodcontact.
7.Thefuseisblown.7.Replacethefuse.
Thestarterdoesnotcrank.
8.Therelayorswitchisdefective.8.ContactanAuthorizedServiceDealer.
1.Thefueltankisempty.1.Fillthefueltank.
2.Thefuelshutoffvalveisclosed.2.Openthefuelshutoffvalve.
3.Theoillevelinthecrankcaseislow.3.Addoiltothecrankcase.
4.Thethrottleandchokearenotinthe
correctposition.
4.Besurethatthethrottlecontrolis
midwaybetweenthe“SLOW”and
“FAST”positions.
5.Thereisdirtinfuellter.5.Replacethefuellter.
6.Thereisdirt,water,orstalefuelisin
thefuelsystem.
6.ContactanAuthorizedServiceDealer.
7.Theaircleanerisdirty.
7.Cleanorreplacetheaircleaner
element.
8.Theseatswitchisnotfunctioning
properly.
8.Checktheseatswitchindicator.
Replacetheseatifneeded.
9.Theelectricalconnectionsare
corroded,looseorfaulty.
9.Checktheelectricalconnectionsfor
goodcontact.Cleantheconnector
terminalsthoroughlywithelectrical
contactcleaner,applydielectricgrease,
andreconnect.
10.Therelayorswitchisdefective.10.ContactanAuthorizedServiceDealer.
11.Thesparkplugisfaulty.11.Clean,adjust,orreplacesparkplug.
Theenginewillnotstart,startshard,or
failstokeeprunning
12.Thesparkplugwireisnotconnected.
12.Checkthesparkplugwireconnection.
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