Toro ProCore 648s - Engine Maintenance; Engine Safety; Servicing the Air Cleaner

EngineMaintenance
EngineSafety
•Shutofftheenginebeforecheckingtheoilor
addingoiltothecrankcase.
•Donotchangethegovernorspeedoroverspeed
theengine.
ServicingtheAirCleaner
ServiceInterval:Every25hours—Cleanthefoamair
lterelementandcheckthepaper
elementfordamage.
Every100hours—Replacethepaperairlter
element.
RemovingtheFilters
1.Preparethemachineformaintenancereferto
PreparingtheMachineforMaintenance(page
65).
2.Cleanaroundtheaircleanertopreventdirtfrom
gettingintotheengineandcausingdamage.
3.Unscrewtheknobandremovetheair-cleaner
cover(Figure154).
g004195
Figure154
1.Knob
6.Foampre-lter
2.Air-cleanercover
7.Paperlter
3.Covernut
8.Rubberseal
4.Spacer
9.Air-cleanerbase
5.Cover
4.Carefullyslidethefoampre-lteroffthepaper
element(Figure154).
5.Unscrewthecovernutandremovethecover,
spacer,andpaperlter(Figure154).
CleaningtheFoamPre-Filter
Important:Replacethefoamelementifitistorn
orworn.
1.Washthefoampre-lterinliquidsoapandwarm
water.Whenclean,rinseitthoroughly.
2.Drythepre-lterbysqueezingitinacleancloth
(donotwring).
3.Put3to6cl(1to2oz)ofoilonthepre-lter
(Figure155).
g004196
Figure155
1.Foamelement
2.Oil
4.Squeezethepre-ltertodistributetheoil.
5.Inspectthepaperlterfortears,anoilylm,and
damagetotherubberseal(Figure156).
g004197
Figure156
1.Paperelement2.Rubberseal
Important:Nevercleanthepaperelement.
Replacethepaperelementifitisdirtyor
damaged.
71