Operator's Manual

CoolingSystemMaintenance
CoolingSystemSafety
•Swallowingenginecoolantcancausepoisoning;keep
outofreachfromchildrenandpets.
•Dischargeofhot,pressurizedcoolantortouchingahot
radiatorandsurroundingpartscancausesevereburns.
–Alwaysallowtheenginetocoolatleast15minutes
beforeremovingtheradiatorcap.
–Usearagwhenopeningtheradiatorcap,andopen
thecapslowlytoallowsteamtoescape.
CoolantSpecication
Thecoolantreservoirislledatthefactorywitha50/50
solutionofwaterandethyleneglycolbaseextended-life
coolant.
Important:Useonlycommerciallyavailablecoolants
thatmeetthespecicationslistedintheExtendedLife
CoolantStandardsTable.
Donotuseconventional(green)inorganic-acid
technology(IAT)coolantinyourmachine.Donotmix
conventionalcoolantwithextended-lifecoolant.
CoolantTypeTable
Ethylene-GlycolCoolant
Type
CorrosionInhibitorType
Extended-lifeantifreezeOrganic-acidtechnology
(OAT)
Important:Donotrelyonthecolorofthecoolant
toidentifythedifferencebetweenconventional(green)
inorganic-acidtechnology(IAT)coolantandextended-life
coolant.
Coolantmanufacturersmaydyeextended-lifecoolantin
oneofthefollowingcolors:red,pink,orange,yellow,
blue,teal,violet,andgreen.Usecoolantthatmeetsthe
specicationsintheExtendedLifeCoolantStandards
Table.
ExtendedLifeCoolantStandards
ATSMInternationalSAEInternational
D3306andD4985J1034,J814,and1941
Important:Coolantconcentrationshouldbea50/50
mixtureofcoolanttowater.
•Preferred:Whenmixingcoolantfromaconcentrate,
mixitwithdistilledwater.
•Preferredoption:Ifdistilledwaterisnotavailable,use
apre-mixcoolantinsteadofaconcentrate.
•Minimumrequirement:Ifdistilledwaterandpre-mix
coolantarenotavailable,mixconcentratedcoolantwith
cleandrinkablewater.
CheckingtheCoolantLevel
CAUTION
Iftheenginehasbeenrunning,thepressurized,hot
coolantcanescapeandcauseburns.
•Donotopentheradiatorcapwhentheengineis
running.
•Usearagwhenopeningtheradiatorcap,andopen
thecapslowlytoallowsteamtoescape.
CoolantCapacity:6.6L(7.0USqt
1.Preparethemachineformaintenance;referto
PreparingforMaintenance(page52).
2.Openthehood;refertoOpeningtheHood(page52).
3.Checkthelevelofcoolantinthereservoir(Figure
139).
Note:Thecoolantleveliscorrectifitiscoldmark
onthesideofthetankwhentheengineiscold,and
thehotmarkwhentheengineishot.
g378285
Figure139
1.Cap(coolantreservoir)
2.Hotengine-coolantmark
3.Coldengine-coolantmark
4.Ifthecoolantlevelislow,removethecoolant-reservoir
capandaddthespeciedcoolantuntilthelevelitis
atthecoldmark(foracoldengine)orhotmark(for
ahotengine).
Note:Donotoverlltheexpansiontankwithcoolant.
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