Maintenance
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Beforeeachuseordaily
•Checktheengine-oillevelandaddoilasneeded.
•Ensurethattheengineshutsoffwithin3secondsafterreleasingtheblade-control
bar.
•Checktheairlterfordirty,loose,ordamagedparts,andcleanorreplacethem
ifnecessary.
Aftereachuse
•Cleangrassclippingsanddirtfromunderthemachine.
Every25hours
•Replacetheair-lterelement(morefrequentlywhenoperatingthemachineindusty
ordirtyoperatingconditions).
Every100hours
•Replacethesparkplug.
Yearly
•Replacethebladeorhaveitsharpened(morefrequentlyiftheedgedullsquickly).
•Cleantheenginebyremovingdirtanddebrisfromitstopandsides;cleanitmore
frequentlyindustyoperatingconditions.
Yearlyorbeforestorage
•Emptythefueltankbeforerepairsasdirectedandbeforeyearlystorage.
Important:Refertoyourenginemanualforadditionalmaintenanceprocedures.
MaintenanceSafety
•Disconnectthespark-plugwirefromthesparkplug
beforeperforminganymaintenanceprocedure.
•Wearglovesandeyeprotectionwhenservicing
themachine.
•Thebladeissharp;contactingthebladecanresult
inseriouspersonalinjury.Weargloveswhen
servicingtheblade.Donotrepairoralterthe
blade(s).
•Nevertamperwithsafetydevices.Checktheir
properoperationregularly.
•Tippingthemachinemaycausethefueltoleak.
Fuelisammableandexplosive,andcancause
personalinjury.Runtheenginedryorremovethe
fuelwithahandpump;neversiphonthefuel.
•Toensureoptimumperformanceofthemachine,
useonlygenuineT ororeplacementpartsand
accessories.Replacementpartsandaccessories
madebyothermanufacturerscouldbedangerous,
andsuchusecouldvoidtheproductwarranty.
PreparingforMaintenance
1.Shutofftheengineandwaitforallmovingparts
tostop.
2.Disconnectthespark-plugwirefromthespark
plug(Figure21).
g014650
Figure21
3.Afterperformingthemaintenanceprocedure(s),
connectthespark-plugwiretothesparkplug.
Important:Beforetippingthemachineto
changetheoilorreplacetheblade,allowthe
fueltanktorundrythroughnormalusage.If
youmusttipthemachinepriortorunning
outoffuel,useahandfuelpumptoremove
thefuel.Alwaystipthemachineontoits
side,withthedipstickdown.
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