Operator's Manual

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Figure77
1.Expansiontank
3.Checkthecoolantlevelintheradiator.The
radiatorshouldbelledtothetopoftheller
neckandtheexpansiontanklledtotheFULL
mark(Figure77).
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.Allowthemachinetocooldown;referto
MaintenanceSafety(page43)andCooling
SystemSafety(page61).
3.Unlatchandswingopentherearscreen(Figure
78).
Note:Toremovethescreen,liftitoffthehinge
pins.
4.Cleanthescreenthoroughlyofalldebris.
g198662
Figure78
1.Rear-screenlatch
5.Thoroughlycleanbothsidesoftheoilcoolerand
theradiatorwithcompressedair(Figure79).
Note:Startfromthefrontandblowthedebris
outtowardtheback.Thencleanfromthe
backsideandblowtowardthefront.Repeat
procedureseveraltimesuntilyouremoveall
chaffanddebris.
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