Operator's Manual

Maintenance
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
Important:Youmaytipthemachineforward,ifyoudrainthefueltankormovetheengineon/offswitchtothe
stop
position,tomakecleaningorservicingthemachineeasier.Ifyoulaythemachineontotheside,oilcandrainout
ofthecrankcase,intotheaircleanerorthemufer.
Allowtheoiltosettleforatleast2minutesafterstandingthemachineuprightbeforestartingtheengine.
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Aftertherst25hours
Changetheengineoil.
Changethespring-housingoil.
Beforeeachuseordaily
Checkthespring-housingoil.
Checktheairlter.
Checkthecompactorshoe.
Removedebrisfromthemachine.
Every50hours
Cleantheair-lterelements(morefrequentlyifconditionsaredustyorsandy).
Cleantheprelter(models68034and68035).
Every100hours
Changetheengineoil(morefrequentlyiftheoperatingconditionsareextremely
dustyorsandy).
Changethespring-housingoil.
Checkthesparkplug.
Every200hours
Replacethepaperair-lterelement(morefrequentlyifconditionsaredustyorsandy).
Yearlyorbeforestorage
Changetheengineoil.
Changethespring-housingoil.
Important:Refertoyour
Engine Operator's Man ual
foradditionalmaintenanceprocedures.
Premaintenance
Procedures
Beforeperformingmaintenanceonthemachine,dothe
following:
1.Ensurethattheengineandmuferarecool.
2.Disabletheenginebydisconnectingthespark-plug
wire;referto
DisconnectingtheSpark-plugWire(page
14).
13