Toro 74020 - Servicing a Kohler Engine

ServicingaKohler
®
Engine
ThissectionisonlyformachineswithKohlerengines.
IfyourenginelooksliketheoneshowninFigure55,
youhaveaKohlerengine.
Important:Refertoyourengineowner’smanual
foradditionalmaintenanceprocedures.
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Figure55
ServicingtheAirCleaner
ServiceInterval:Every150hours—ForKohler
engines—inspecttheprimary
lter(moreoftenindirtyordusty
conditions).
Every300hours/Yearly(whichevercomes
rst)—ForKohlerengines—replacetheprimary
airlter(moreoftenindirtyordustyconditions).
Every300hours—ForKohlerengines—check
theinnerairlter(moreoftenindirtyordusty
conditions).
Every600hours—ForKohlerengines—replace
theinnerairlter.
RemovingtheFilters
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch(PTO),andengagethe
parkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Releasethelatchesontheaircleanerand
pulltheair-inletcoverofftheair-cleanerbody
(Figure56).
4.Cleantheair-inletscreenandcover.
5.Installtheair-inletcoverandsecureitwiththe
latches(Figure56).
g012996
Figure56
1.Air-inletcover3.Air-cleanerbody
2.Air-inletscreen4.Latch
6.Releasethelatchesontheaircleanerandpull
theair-cleanercoverofftheair-cleanerbody
(Figure57).
7.Cleantheinsideoftheair-cleanercoverwith
compressedair.
8.Gentlyslidetheprimarylteroutofthe
air-cleanerbody(Figure57).
Note:Avoidknockingthelterintothesideof
thebody.
9.Removetheinnerlteronlyifyouintendto
replaceit.
Important:Neverattempttocleantheinner
lter.Ifthesafetylterisdirty,thenthe
primarylterisdamaged.Replaceboth
lters.
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