Toro 1P65F-2 - Page 30

GeneralTroubleshooting(continued)
Problem
PossibleCauseCorrectiveAction
Fuelquality
1.Checkthefuelconditionforage,
octane,ethanol,percentage,water
orothercontaminates.
2.Flushthefuelsystemandfuel.
Fueldeliveryissue
1.Checkthefuellevelinthetank,fuel
lter,fuellines,fueltankventing,
andcarburetor.
2.Cleandebrisfromthefuelsystem.
3.Replaceasnecessary
Sparkplug1.Checktoverifythecorrectspark
plugisusedandcorrectgap.
2.Verifysparkplugoperation.
3.Replaceasnecessary.
Airlter1.Checktoverifytheairlterisn’t
cloggedordamaged.
2.Replaceasnecessary.
Ignitioncoil
1.Performasparktest
2.Checktheignitioncoilairgap.
3.Adjustignitioncoilairgaporreplace
coilasnecessary.
Chokefunction1.Checkthechokeisclosingon
start-upandopeningafterthe
engineisrunning.
2.Checkthethermalcontrol,choke
linkage,andairvaneoperation.
3.Makeadjustmentsorreplace
componentsasnecessary.
Enginehardstarting/poorrunning
Insufcientcompression1.Performaleakdowntest
2.Checkthevalveclearance,valves
notseating,worncylinder,andhead
gasketleaking.
3.
Adjustthevalveclearance.
4.Replacedamagedcomponents.
Troubleshooting:GeneralTroubleshooting
Page3–4
1P65F-2ServiceManual
3429-270RevA