Maintenance
CleaningtheBlowerHousing
ServiceInterval:Every100hours/Yearly
(whichevercomesrst)
Moreoftenunderdirty
conditions.
Toensurepropercooling,makesurethegrassscreen,
coolingns,andotherexternalsurfacesoftheengine
arekeptcleanatalltimes.
1.Removetheblowerhousingandanyothercooling
shrouds.
2.Cleanthecoolingnsandexternalsurfacesas
necessary.
3.Makesurethecoolingshroudsarereinstalled
Important:Operatingtheenginewithablocked
grassscreen,dirtyorpluggedcoolingns,
and/orcoolingshroudsremoved,willcause
enginedamageduetooverheating.
FuelSystemMaintenance
ReplacingtheFuelFilter
ServiceInterval:Every100hours/Yearly
(whichevercomesrst)
DANGER
Incertainconditions,gasolineisextremely
ammableandhighlyexplosive.Areor
explosionfromgasolinecanburnyouandothers
andcandamageproperty.
•Performanyfuelrelatedmaintenancewhen
theengineiscold.Dothisoutdoorsinan
openarea.Wipeupanygasolinethatspills.
•Neversmokewhendraininggasoline,and
stayawayfromanopenameorwherea
sparkmayignitethegasolinefumes.
Neverinstalladirtylterifitisremovedfromthe
fuelline.
1.Parkthemachineonalevelsurfaceanddisengage
thebladecontrolswitch.
2.Movethemotioncontrolleversoutwardto
engageparkingbrake,stoptheengine,removethe
key,andwaitforallmovingpartstostopbefore
leavingtheoperatingposition.
3.Thefuellterisinthefuellinebetweenthetank
andengine.
Figure28
1.Teetting,ventline5.In-linefuellter
2.Emissionslter
6.Flowdirectionarrow
3.Openport
7.Fuellinetoengine
4.Fuellinefromtank
8.Hoseclamp
4.Squeezetheendsofthehoseclampstogetherand
slidethemawayfromthelter(Figure28).
5.Removethelterfromthefuellines.
6.Installanewlterwiththeowdirectionarrow
comingfromthefueltankandpointingtothe
engine.Movethehoseclampsclosetothelter
(
Figure28)tosecureitinplace.
ServicingtheEmissions
Filter
ServiceInterval:Yearly
Themachineisequippedwithaemissionslter
(Figure28)connectedtoateettingontheventline
comingfromthegastank.Thelterhasanopenport
bydesign.Theltershouldbeinspectedregularly.
Replacethelterifthelterisdirtyorclogged.
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