Maintenance
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Beforeeachuseordaily
•Checktheengineoillevel.
•Ensurethattheengineshutsoffwithin3secondsafterreleasingtheblade-control
bar.
Aftereachuse
•Cleangrassclippingsanddirtfromunderthemachine.
Every25hours
•Checktheaircleanerfordirty,loose,ordamagedparts,andcleanorreplacethem
ifnecessary.
Every100hours
•Replacetheaircleanerelement(morefrequentlywhenoperatingthemachine
industyordirtyoperatingconditions).
•Cleanthecoolingsystem(refertoyourengineowner'smanual).
•Replacethesparkplug.
Beforestorage
•Emptythefueltankbeforerepairsasdirectedandbeforeannualstorage.
Yearly
•Replacethebladeorhaveitsharpened(morefrequentlyiftheedgedullsquickly).
•Refertoyourengineowner'smanualforanyadditionalyearlymaintenance
procedures.
Important:Refertoyourengineowner’smanualforadditionalmaintenanceprocedures.
MaintenanceSafety
•Disconnectthespark-plugwirefromthesparkplug
beforeperforminganymaintenanceprocedure.
•Wearglovesandeyeprotectionwhenservicingthe
machine.
•Thebladeissharp;contactingthebladecanresultin
seriouspersonalinjury.Weargloveswhenservicingthe
blade.
•Nevertamperwithsafetydevices.Checktheirproper
operationregularly.
•Tippingthemachinemaycausethefueltoleak.Fuelis
ammableandexplosive,andcancausepersonalinjury.
Runtheenginedrytoremovethefuelwithahandpump;
neversiphonthefuel.
PreparingforMaintenance
1.Shutofftheengineandwaitforallmovingpartsto
stop.
2.Disconnectthespark-plugwirefromthesparkplug
(Figure19)beforeperforminganymaintenance
procedure.
Figure19
1.Spark-plugwire
3.Afterperformingthemaintenanceprocedure(s),
connectthespark-plugwiretothesparkplug.
Important:Beforetippingthemachinetochange
theoilorreplacetheblade,allowthefueltankto
rundrythroughnormalusage.Ifyoumusttip
themachinepriortorunningoutoffuel,usea
handfuelpumptoremovethefuel.Alwaystipthe
machineontoitssidewiththedipstickdown.
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