Toro 30383 - Cleaning the Radiator; Brake Maintenance; Adjusting the Parking Brake Interlock Switch

1.Checkthelevelofthecoolantintheexpansiontank
(Figure43).Thecoolantlevelshouldbebetweenthe
marksonthesideofthetank.
Figure43
1.Expansiontank
2.Ifcoolantlevelislow,removetheexpansiontank
capandreplenishthesystem.Donotoverll.
3.Installtheexpansiontankcap.
CleaningtheRadiator
ServiceInterval:Beforeeachuseordaily—Cleanthe
radiatorwithcompressedair(donot
usewater)
Topreventtheenginefromoverheating,theradiator
mustbekeptclean.Normally,checktheradiatordaily
and,ifnecessary,cleananydebrisofftheseparts.
However,itwillbenecessarytocheckandclean
theradiatorfrequentlyinextremelydustyanddirty
conditions.
Note:IfthePTOorengineshutsoffdueto
overheating,rstchecktheradiatorforexcessivebuildup
ofdebris,ice,orsnow.
Cleantheradiatorasfollows:
1.Openthehood.
2.Workingfromthefansideoftheradiator,blowout
debriswithlowpressure(50psi)compressedair(do
notusewater).Repeatthestepfromthefrontof
theradiatorandagainfromthefanside.
3.Aftertheradiatoristhoroughlycleaned,cleanout
debristhatmayhavecollectedinthechannelatthe
radiatorbase.
4.Closethehood.
BrakeMaintenance
AdjustingtheParkingBrake
InterlockSwitch
1.Stopthemachine,movethecontrolleversfullyinto
theneutral-lockedposition,settheparkingbrake,
andremovetheignitionkey.
2.Removetheboltssecuringthefrontpaneland
removethepanel(Figure44).
Figure44
1.Frontpanelbolts
3.Loosenthe2screwssecuringtheinterlockswitch.
Figure45
1.Tabonthebrakeshaft3.Screws
2.Parkingbrakeinterlock
switch
4.0.015to0.045inch(0.4to
1mm)
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