Operator's Manual

Annuallyorevery100hoursofoperation(moreoften
underextremelydusty,dirtyconditions),removethe
blowerhousingandanyothercoolingshrouds.Clean
thecoolingnsandexternalsurfacesasnecessary.Make
surethecoolingshroudsarereinstalled.Torquethe
blowerhousingscrewsto5.5ft-lb(7.5N-m).
Important:Operatingtheenginewithablocked
grassscreen,dirtyorpluggedcoolingns,and/or
coolingshroudsremoved,willcauseenginedamage
duetooverheating.
FuelSystem
Maintenance
DANGER
Incertainconditions,gasolineisextremely
ammableandhighlyexplosive.Areorexplosion
fromgasolinecanburnyouandothersandcan
damageproperty.
•Performanyfuelrelatedmaintenancewhenthe
engineiscold.Dothisoutdoorsinanopenarea.
Wipeupanygasolinethatspills.
•Neversmokewhendraininggasoline,andstay
awayfromanopenameorwhereasparkmay
ignitethegasolinefumes.
ReplacingtheIn-lineFuel
Filter
ServiceInterval:Every100hours—Replacethein-line
fuellter
Neverinstalladirtylterifitisremovedfromthefuel
line.
1.Parkthemachineonalevelsurfaceanddisengage
thebladecontrolswitch.
2.Movethemotioncontrolleversoutwardtothe
parkposition,stoptheengine,removethekey,and
waitforallmovingpartstostopbeforeleavingthe
operatingposition.
3.Locatethefuellteronthesideoftheengineas
shownin
Figure38.
31