Toro 22178 - Troubleshooting; Engine Starting Problems; Performance and Cutting Issues; Self-Propel Problems

Troubleshooting
Problem
PossibleCauseCorrectiveAction
1.Thefueltankisemptyorthefuel
systemcontainsstalefuel.
1.Drainand/orllthefueltankwith
freshgasoline.Iftheproblempersists,
contactanAuthorizedServiceDealer.
2.ThethrottleleverisnotintheChoke
position.
2.MovethethrottlelevertotheChoke
position.
3.Thewireisnotconnectedtothespark
plug.
3.Connectthewiretothesparkplug.
Enginedoesnotstart
4.Thesparkplugispitted,fouled,orthe
gapisincorrect.
4.Checkthesparkplugandadjustthe
gapifnecessary.Replacethespark
plugifitispitted,fouled,orcracked.
1.Thefueltankcontainsstalefuel.1.Drainandllthefueltankwithfresh
gasoline.
2.Thefuelcapventholeisplugged.2.Cleanthefuelcapventholeorreplace
thefuelcap.
3.Theairlterelementisdirtyandis
restrictingtheairow.
3.Cleantheairlterpre-cleanerand/or
replacethepaperairlter.
4.Theundersideofthemowerhousing
containsclippingsanddebris.
4.Cleanunderthemowerhousing.
5.Thesparkplugispitted,fouled,orthe
gapisincorrect.
5.Checkthesparkplugandadjustthe
gapifnecessary.Replacethespark
plugifitispitted,fouled,orcracked.
Enginestartshardorlosespower
6.Theengineoillevelislowortheoilis
dirty.
6.Checktheengineoil.Changetheoilif
itisdirtyoraddoilifitislow.
1.Thewireisnotconnectedtothespark
plug.
1.Connectthewiretothesparkplug.
2.Thesparkplugispitted,fouled,orthe
gapisincorrect.
2.Checkthesparkplugandadjustthe
gapifnecessary.Replacethespark
plugifitispitted,fouled,orcracked.
3.ThethrottleleverisnotintheFast
position.
3.MovethethrottlelevertotheFast
position.
Enginerunsrough
4.Theairlterelementisdirtyandis
restrictingtheairow.
4.Cleantheairlterpre-cleanerand/or
replacethepaperairlter.
1.Thebladeisbentorisoutofbalance.1.Balancetheblade.Ifthebladeisbent,
replaceit.
2.Theblademountingnutsareloose.2.Tightentheblademountingnuts.
3.Theundersideofthemowerhousing
containsclippingsanddebris.
3.Cleanunderthemowerhousing.
Lawnmowerorenginevibrates
excessively
4.Theenginemountingboltsareloose.4.Tightentheenginemountingbolts.
1.All4wheelsarenotatthesameheight.1.Placeall4wheelsatthesameheight.
2.Thebladeisdull.
2.Sharpenandbalancetheblade.
3.Youaremowinginthesamepattern
repeatedly.
3.Changethemowingpattern.
Unevencuttingpattern
4.Theundersideofthemowerhousing
containsclippingsanddebris.
4.Cleanunderthemowerhousing.
1.Theself-propeldrivecableisoutof
adjustmentorisdamaged.
1.Adjusttheself-propeldrivecable.
Replacethecableifnecessary.
Mowerdoesnotself-propel
2.Thereisdebrisunderthebeltcover.
2.Cleanthedebrisfromunderthebelt
cover.
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