Maintenance
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Aftertherst5hours
•Changetheengineoil.
Beforeeachuseordaily
•Checktheengine-oillevelandaddoilasneeded.
•Checktheblade-brake-clutchoperation.
•Checktheairlterandcleanorreplaceit,ifnecessary.
•Checkthecuttingblades.
Aftereachuse
•Cleangrassclippingsanddirtfromunderthemachine.
Every25hours
•Chargethebatteryfor24hours(electric-startmodelonly).
Every50hours
•Cleantheairlter;cleanitmorefrequentlyindustyoperatingconditions.
•Changetheengineoil.
•Servicetheblade-drivesystem.
Every200hours
•Replacetheairlter;replaceitmorefrequentlyindustyoperationconditions.
Yearly
•Servicetheairlter;serviceitmorefrequentlyindustyoperatingconditions.
•Changetheengineoil.
•Servicetheblades.
Yearlyorbeforestorage
•Chargethebattery(electric-startmodelonly).
•Emptythefueltankbeforerepairsasdirectedandbeforeyearlystorage.
Important:Refertoyourengineowner’smanualforadditionalmaintenanceprocedures.
MaintenanceSafety
•Alwaysshutoffthemachine,waitforallmoving
partstostop,andallowthemachinetocoolbefore
adjusting,servicing,cleaning,orstoringit.
•Disconnectthespark-plugwirefromthesparkplug
andremovetheignitionkey(ifequipped)before
performinganymaintenanceprocedure.
•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.Shutofftheengine,removetheignitionkey(if
equipped),andwaitforallmovingpartstostop.
2.Disconnectthespark-plugwirefromthespark
plug(Figure27).
g191983
Figure27
1.Spark-plugwire
3.Afterperformingthemaintenanceprocedure(s),
connectthespark-plugwiretothesparkplug.
Important:Beforetippingthemachineto
changetheoilorreplacetheblades,allow
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