Maintenance
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Aftertherst8hours
•Changetheengineoil.
Beforeeachuseordaily
•Checktheengineoillevel.
•Inspectthemowerbladesforwearordamage.
•Cleanunderthemowerhousing.
Every25hours
•Cleanthefoampre-cleaner(morefrequentlyindustyconditions).
Every50hours
•Lubricatethepivotarms.
•Changetheengineoil(moreoftenindustyconditions).
•Cleanthebladebrakeclutchshield.
Every100hours
•Lubricatethegearcase.
•Changetheoillter.
•Checkthesparkplug.
Every300hours
•Replacethepaperairlter(morefrequentlyindustyconditions).
Yearly
•Emptythefueltankandcleanthefuellter.
Important:Refertoyour
Engine Operator’ s Man ual
foradditionalmaintenanceprocedures.
Ifyouleavethewireonthesparkplug,someonecouldaccidentlystarttheengineandseriouslyinjure
youorotherbystanders.
Disconnectthewirefromthesparkplugbeforeyoudoanymaintenance.Setthewireasidesothatit
doesnotaccidentlycontactthesparkplug.
Lubrication
LubricatingthePivotArms
ServiceInterval:Every50hours
1.Movetherearwheelcuttingheightleverstothe
centersetting.
2.Wipethegreasettingswithacleanrag(Figure21).
Figure21
3.Installagreasegunontothettingandgentlyapply2
or3pumpsof#2multi-purposelithium-basegrease.
Important:Excessivegreasepressuremay
damagetheseals.
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