Toro 31598 - Cooling System Maintenance; Checking the Cooling System

CoolingSystem
Maintenance
CAUTION
Dischargeofhotpressurizedcoolantortouching
hotradiatorandsurroundingpartscancausesevere
burns.
•Donotremovetheradiatorcapwhentheengine
ishot.Alwaysallowtheenginetocoolatleast15
minutesoruntiltheradiatorcapiscoolenough
totouchwithoutburningyourhandbefore
removingtheradiatorcap.
•Donottouchradiatorandsurroundingparts
thatarehot.
DANGER
Swallowingenginecoolantcancausepoisoning.
•Donotswallowenginecoolant.
•Keepoutofreachfromchildrenandpets.
CheckingtheCoolingSystem
ServiceInterval:Beforeeachuseordaily—Checkthe
coolantlevel.
Checklevelofcoolantatthebeginningofeachday.
Capacityofthesystemonamachinewithoutacabis
13.5quarts(10.4l)andwithacabis18quarts(17l).
RecommendedCoolant
Note:CoolantmustmeetorexceedASTMStandard3306
Glycolbasedpre-dilutedcoolant(50/50blend)
or
Glycolbasedcoolantmixedwithdistilledwater(50/50blend)
or
Glycolbasedcoolantmixedwithgoodqualitywater(50/50
blend)aslistedintheCumminsManual
CaCO
3
+MgCO
3
<170ppm
Chloride<40ppm(CI)
Sulfer<100ppm(SO
4
)
DANGER
Therotatingfananddrivebeltcancausepersonal
injury.
•Donotoperatethemachinewithoutthecovers
inplace.
•Keepngers,handsandclothingclearof
rotatingfananddrivebelt.
•Shutofftheengineandremovetheignitionkey
beforeperformingmaintenance.
1.Carefullyremovetheradiatorcapandexpansion
tankcap(
Figure76).
CAUTION
Iftheenginehasbeenrunning,thepressurized,
hotcoolantcanescapeandcauseburns.
•Donotopentheradiatorcapwhenthe
engineisrunning.
•Usearagwhenopeningtheradiatorcap,and
openthecapslowlytoallowsteamtoescape.
2.Checkthecoolantlevelintheradiator.Theradiator
shouldbelledtothetopofthellerneckandthe
expansiontanklledtotheFullmark.
Figure76
1.Expansiontank2.Radiatorcap
3.Ifthecoolantislow,addrecommendedreplacement
coolant,asrequired.Donotusewateronlyor
alcohol/methanolbasecoolants.
4.Installtheradiatorcapandexpansiontankcap.
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