Toro 74312 - Engine Maintenance; Engine Safety; Servicing the Air Cleaner

EngineMaintenance
WARNING
Contactwithhotsurfacesmaycausepersonal
injury.
Keepyourhands,feet,face,clothing,and
otherbodypartsawaythemuferandother
hotsurfaces.
EngineSafety
Shutofftheenginebeforecheckingtheoiloradding
oiltothecrankcase.
ServicingtheAirCleaner
ServiceInterval:Every150hours
Every250hours—Replacetheprimaryairlter
(moreoftenindustyorsandyconditions).
Every250hours—Checkthesafetyairlter.
Every500hours—Replacethesafetyairlter.
Note:Checktheltersmorefrequentlyifthe
operatingconditionsareextremelydustyorsandy.
RemovingtheFilters
1.Disengagetheblade-controlswitch(PTO),move
themotion-controlleverstotheNEUTRAL-LOCK
position,andengagetheparkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Releasethelatchesontheaircleanerandpull
theair-cleanercoverofftheair-cleanerbody
(Figure29).
g032301
Figure29
1.Air-cleanerbody4.Air-cleanercover
2.Primarylter5.Safetylter
3.Latch
4.Cleantheinsideoftheair-cleanercoverwith
compressedair.
5.Gentlyslidetheprimarylteroutofthe
air-cleanerbody(Figure29).
Note:Avoidknockingthelterintothesideof
thebody.
6.Removethesafetylteronlyifyouintendto
replaceit.
Important:Donotattempttocleanthe
safetylter.Ifthesafetylterisdirty,then
theprimarylterisdamaged.Replaceboth
lters.
7.Inspecttheprimarylterfordamagebylooking
intothelterwhileshiningabrightlightonthe
outsideofthelter.
Note:Holesinthelterappearasbrightspots.
Ifthelterisdamaged,discardit.
ServicingthePrimaryFilter
•Iftheprimarylterisdirty,bent,ordamaged,
replaceit.
•Donotcleantheprimarylter.
ServicingtheSafetyFilter
Replacethesafetylter,nevercleanit.
Important:Donotattempttocleanthesafety
lter.Ifthesafetylterisdirty,thentheprimary
lterisdamaged.Replacebothlters.
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