Toro 30873TE - Cleaning the Cooling System

g009702
Figure70
1.Expansiontank
3.Checkthecoolantlevelintheradiator.The
radiatorshouldbelledtothetopoftheller
neckandtheexpansiontanklledtotheFULL
mark(Figure70).
4.Ifthecoolantislow,adda50/50mixtureofwater
andethyleneglycolanti-freeze.Donotuse
wateronlyoralcohol/methanolbasedcoolants.
5.Installtheradiatorcapandexpansion-tankcap.
CleaningtheCooling
System
ServiceInterval:Beforeeachuseordaily—Remove
debrisfromtheenginearea,oil
cooler,andradiator(cleanthem
morefrequentlyindirtyconditions).
Thismachineisequippedwithahydraulicallydriven
fandrivesystemthatautomatically(ormanually)
reversestoreduceoilcooler/radiatorandscreen
debrisbuildup.Whilethisfeaturecanhelpreduce
thetimerequiredtocleanoilcooler/radiator,itdoes
noteliminatetheneedforroutinecleaning.Periodic
cleaningandinspectionoftheradiator/coolerisstill
required.
1.Parkthemachineonalevelsurface,engagethe
parkingbrake,lowerthecuttingunits,shutoff
theengine,andremovethekey.
2.Unlatchandswingopentherearscreen(Figure
71).
Note:Toremovethescreen,liftitoffthehinge
pins.
3.Cleanthescreenthoroughlyofalldebris.
g198662
Figure71
1.Rear-screenlatch
4.Thoroughlycleanbothsidesoftheoilcoolerand
theradiatorwithcompressedair(Figure72).
Note:Startfromthefrontandblowthedebris
outtowardtheback.Thencleanfromthe
backsideandblowtowardthefront.Repeat
procedureseveraltimesuntilyouremoveall
chaffanddebris.
57