Maintenance
MaintenanceSafety
•Inspectthemachinefrequentlytoensurethatit
isinsafeworkingconditionandthatshearbolts,
engine-mountingbolts,andotherfastenersare
properlytightened.
•Shutoffthemachineandwaitforallmovingparts
tostopbeforeyouleavetheoperator’sposition.
Disconnectthespark-plugwire,keepitawayfrom
theplugtopreventaccidentalstarting,andallow
themachinetocoolbeforeadjusting,fueling,
unclogging,servicing,cleaning,orstoringthe
machine.
•Wearglovesandeyeprotectionwhenservicing
themachine.
•Nevertamperwithsafetydevices.Checktheir
properoperationregularly.
•Toensureoptimumperformanceofthemachine,
useonlygenuineTororeplacementpartsand
accessories.Replacementpartsandaccessories
madebyothermanufacturerscouldbedangerous,
andsuchusecouldvoidtheproductwarranty.
•Replacetinesthatarebent,damaged,orloose;do
notrepairoralterthem.
•Keepthemachine,attachments,andaccessories
insafeworkingcondition.
•Donotattempttorepairthemachineunless
youhavethepropertoolsandinstructionsfor
disassembling,assembling,andrepairingthe
machine.
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Beforeeachuseordaily
•Checktheairlter.
•Cleandebrisfromcoolingns,airinletsandlinkages.
Every20hours
•Cleantheairlter.(Cleandailyinextremelydustyconditions.)
•Replacetheairlter.
•Check,clean,andgapthesparkplug.
Yearly
•Replacetheairlter.
•Replacethesparkplug.
Pre-Maintenance
Procedures
PreparingforMaintenance
1.Movethemachinetoalevelsurface,shutoffthe
engine,andwaitforallmovingpartstostop.
2.Disconnectthespark-plugwirefromthespark
plug.
g335329
Figure16
1.Spark-plugwire
3.Afterperformingthemaintenanceprocedure(s),
connectthespark-plugwiretothesparkplug.
Important:Beforetippingthemachineto
replacetheblade,allowthefueltanktorun
drythroughnormalusage.Ifyoumusttip
themachinepriortorunningoutoffuel,use
ahandfuelpumptoremovethefuel.
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