Toro Groundsmaster 7210 Series - Cleaning the Radiator; Brake Maintenance; Adjusting the Parking-Brake Interlock Switch

CleaningtheRadiator
ServiceInterval:Beforeeachuseordaily
Every1,500hours—Replacemovinghoses.
Every200hours—Inspectthecooling-system
hosesandseals.Replacethemifcrackedor
torn.
Every2years—Flushandreplacethe
cooling-systemuid.
Cleantheradiatortopreventtheenginefrom
overheating.
Note:Ifthemowerdeckorengineshutsoffdueto
overheating,checktheradiatorforexcessivebuildup
ofdebris.
Cleantheradiatorasfollows:
1.Openthehood.
2.Workingfromthefansideoftheradiator,blow
outdebriswithlowpressure(345kPaor50psi),
compressedair.Repeatfromthefrontofthe
radiatorandtheotherfanside.
Important:Donotusewater.
3.Afteryouthoroughlycleantheradiator,cleanout
debristhatmayhavecollectedinthechannelat
theradiatorbase.
4.Closethehood.
BrakeMaintenance
Adjustingthe
Parking-BrakeInterlock
Switch
1.Stopthemachine,movethemotion-control
leverstotheNEUTRAL-LOCKposition,engagethe
parkingbrake,andremovetheignitionkey.
2.Removetheboltssecuringthefrontpaneland
removethepanel(Figure79).
g020875
Figure79
1.Bolt
2.Controlpanel
3.Loosenthe2jamnutssecuringtheparking-brake
interlockswitchtothemountingbracket.
g031811
Figure80
1.Brake-shaftsensor
3.Jamnut
2.4mm(5/32inch)
4.Parking-brakeinterlock
switch
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