Troubleshooting
Problem
PossibleCauseCorrectiveAction
1.Thewireisnotconnectedtothespark
plug.
1.Connectthewiretothesparkplug.
2.Theprimerhasnotbeenpressed.2.Presstheprimer3times.
3.Thefuelcapventholeisplugged.3.Cleanthefuelcapventholeorreplace
thefuelcap.
4.Thesparkplugispitted,fouled,orthe
gapisincorrect.
4.Checkthesparkplugandadjustthe
gapifnecessary.Replacethespark
plugifitispitted,fouled,orcracked.
Theenginedoesnotstart
5.Thefueltankisemptyorthefuel
systemcontainsstalefuel.
5.Drainand/orllthefueltankwith
freshgasoline.Iftheproblempersists,
contactanAuthorizedServiceDealer.
1.Theprimerhasnotbeenpressed.1.Presstheprimer3times.
2.Thefuelcapventholeisplugged.2.Cleanthefuelcapventholeorreplace
thefuelcap.
3.Theairlterelementisdirtyandis
restrictingtheairow.
3.Cleantheairlterpre-cleanerand/or
replacethepaperairlter.
4.Theundersideofthemowerhousing
containsclippingsanddebris.
4.Cleanunderthemowerhousing.
5.Thesparkplugispitted,fouled,orthe
gapisincorrect.
5.Checkthesparkplugandadjustthe
gapifnecessary.Replacethespark
plugifitispitted,fouled,orcracked.
6.Theengineoillevelistoolow,toohigh,
orexcessivelydirty.
6.Checktheengineoil.Changetheoilif
itisdirty;addordraintheoiltoadjust
theoilleveltotheFullmarkonthe
dipstick.
Theenginestartshardorlosespower
7.Thefueltankcontainsstalefuel.7.Drainandllthefueltankwithfresh
gasoline.
1.Theprimerhasnotbeenpressed.1.Presstheprimer3times.
2.Thewireisnotconnectedtothespark
plug.
2.Connectthewiretothesparkplug.
3.Thesparkplugispitted,fouled,orthe
gapisincorrect.
3.Checkthesparkplugandadjustthe
gapifnecessary.Replacethespark
plugifitispitted,fouled,orcracked.
Theenginerunsrough
4.Theairlterelementisdirtyandis
restrictingtheairow.
4.Cleantheairlterpre-cleanerand/or
replacethepaperairlter.
1.Theundersideofthemowerhousing
containsclippingsanddebris.
1.Cleanunderthemowerhousing.
2.Theenginemountingboltsareloose.2.Tightentheenginemountingbolts.
3.Theblademountingnutsareloose.3.Tightentheblademountingnuts.
Themowerorenginevibratesexcessively
4.Thebladeisbentorisoutofbalance.4.Balancetheblade.Ifthebladeisbent,
replaceit.
1.Youaremowinginthesamepattern
repeatedly.
1.Changethemowingpattern.
2.All4wheelsarenotatthesameheight.2.Placeall4wheelsatthesameheight.
3.Theundersideofthemowerhousing
containsclippingsanddebris.
3.Cleanunderthemowerhousing.
Thereisanunevencuttingpattern
4.Thebladeisdull.
4.Sharpenandbalancetheblade.
1.Thereisdebrisunderthebeltcover.
1.Cleanthedebrisfromunderthebelt
cover.
Themowerdoesnotself-propel
2.Theself-propeldrivecableisoutof
adjustmentorisdamaged.
2.Adjusttheself-propeldrivecable.
Replacethecableifnecessary.
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