Operator's Manual

CoolingSystem
Maintenance
Dischargeofhotpressurizedcoolantor
touchinghotradiatorandsurroundingparts
cancausesevereburns.
•Donotremovetheradiatorcapwhenthe
engineishot.Alwaysallowtheengineto
coolatleast15minutesoruntiltheradiator
capiscoolenoughtotouchwithoutburning
yourhandbeforeremovingtheradiatorcap.
•Donottouchradiatorandsurroundingparts
thatarehot.
Therotatingfananddrivebeltcancause
personalinjury.
•Donotoperatethemachinewithoutthe
coversinplace.
•Keepngers,handsandclothingclearof
rotatingfananddrivebelt.
•Shutofftheengineandremovetheignition
keybeforeperformingmaintenance.
Swallowingenginecoolantcancausepoisoning.
•Donotswallowenginecoolant.
•Keepoutofreachfromchildrenandpets.
CheckingtheCoolingSystem
ServiceInterval:Beforeeachuseordaily
Thecoolingsystemislledwitha50/50solutionof
waterandpermanentethyleneglycolantifreeze.Check
thelevelofthecoolantintheexpansiontankatthe
beginningofeachdaybeforestartingtheengine.The
capacityofthecoolingsystemis6quarts(7.5l).
1.Checkthelevelofthecoolantintheexpansiontank
(Figure53).Thecoolantlevelshouldbebetweenthe
marksonthesideofthetank.
Figure53
1.Expansiontank
2.Ifcoolantlevelislow,removetheexpansiontank
capandreplenishthesystem.Donotoverll.
3.Installtheexpansiontankcap.
CleaningtheRadiator
ServiceInterval:Beforeeachuseordaily
Every1,500hours
Every200hours
Every2years
Topreventtheenginefromoverheating,theradiator
mustbekeptclean.Normally,checktheradiatordaily
and,ifnecessary,cleananydebrisofftheseparts.
However,itwillbenecessarytocheckandclean
theradiatorfrequentlyinextremelydustyanddirty
conditions.
Note:Ifthemowerdeckorengineshutsoffdue
tooverheating,rstchecktheradiatorforexcessive
buildupofdebris.
Cleantheradiatorasfollows:
1.Openthehood.
2.Workingfromthefansideoftheradiator,blowout
debriswithlowpressure(50psi)compressedair(do
notusewater).Repeatthestepfromthefrontof
theradiatorandagainfromthefanside.
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