Toro CT2120 30655 - Engine Maintenance; Engine Overheat Warning System Check; Servicing the Air Cleaner

EngineMaintenance
ChecktheEngineOverheat
WarningSystem
ServiceInterval:Every500hours
1
G014437
Figure46
1.T emperatureswitch
1.TurntheignitionkeytotheignitiononpositionI.
2.Disconnectthered/greywireterminalfromthe
enginetemperatureswitch.
3.Touchthemetalterminalofthiswireontoasuitable
earthpoint,ensuringthatthemetalsurfacesmake
goodcontact.
Thehornwillsoundandtheenginecoolanttemperature
warninglightwillilluminatetoconrmcorrect
operation.Ifthesystemisfaulty,makerepairsbefore
operatingthemower.
ServicingtheAirCleaner
ServiceInterval:Beforeeachuseordaily
Every500hours
ServicingthePrimaryAirFilter
Checktheaircleanerbodyfordamagewhichcould
causeanairleak.Replaceifdamaged.Checkthewhole
intakesystemforleaks,damageorloosehoseclamps.
Servicetheprimaryaircleanerlteronlywhenthe
serviceindicator(
Figure48)requiresit.Changingtheair
lterbeforeitisnecessaryonlyincreasesthechanceof
dirtenteringtheenginewhenthelterisremoved.
Important:Besurethecoverisseatedcorrectly
andsealswiththeaircleanerbody.
1.Checkthelterblockageindicator.Iftheindicatoris
red,theairlterneedstobereplaced(Figure47).
G014565
Figure47
2.Beforeremovingthelter,uselowpressure
air(40psi,cleananddry)tohelpremovelarge
accumulationsofdebrispackedbetweenoutside
ofthelterandthecanister.Avoidusinghigh
pressureairwhichcouldforcedirtthroughthe
lterintotheintaketract.Removethecoverfrom
theaircleanerbody.
Thiscleaningprocesspreventsdebrisfrommigrating
intotheintakewhenthelterisremoved.
1 2 3
G014566
Figure48
1.Dustboot
3.Airlter
2.Dustbowl
3.Removeandreplacethelter(Figure48).
Cleaningoftheusedelementisnotrecommended
duetothepossibilityofdamagetotheltermedia.
4.Inspectthenewlterforshippingdamage,checking
thesealingendofthelterandthebody.Donot
useadamagedelement.
5.Insertthenewlterbyapplyingpressuretotheouter
rimoftheelementtoseatitinthecanister.Donot
applypressuretotheexiblecenterofthelter.
6.Cleanthedirtejectionportlocatedintheremovable
cover.Removetherubberoutletvalvefromthe
cover,cleanthecavityandreplacetheoutletvalve.
7.Installthecoverorientingtherubberoutletvalvein
adownwardposition—betweenapproximately5:00
to7:00whenviewedfromtheend.
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