Toro Greensmaster TriFlex 3420 - Cooling System Maintenance; Cooling System Safety; Cleaning the Radiator Screen; Checking the Engine-Coolant Level

CoolingSystem
Maintenance
CoolingSystemSafety
•Swallowingenginecoolantcancause
poisoning;keepoutofreachfromchildrenand
pets.
•Dischargeofhot,pressurizedcoolantortouching
ahotradiatorandsurroundingpartscancause
severeburns.
–Alwaysallowtheenginetocoolatleast15
minutesbeforeremovingtheradiatorcap.
–Usearagwhenopeningtheradiatorcap,and
openthecapslowlytoallowsteamtoescape.
CleaningtheRadiator
Screen
ServiceInterval:BeforeeachuseordailyCleanit
hourlyifconditionsareextremely
dustyanddirty.
Topreventthesystemfromoverheating,keepthe
radiatorscreenandradiatorclean.Checkandclean
thescreenandradiatordailyor,ifnecessary,hourly.
Cleanthesecomponentsmorefrequentlyindusty,
dirtyconditions.
1.Removetheradiatorscreen(Figure47).
g014613
Figure47
1.Wingbolts3.Reservetank
2.Radiatorscreen4.Radiatorcap
2.Workingfromthefansideoftheradiator,blow
outtheradiatorwithcompressedair.
3.Cleanthescreenandinstallit.
Checkingthe
Engine-CoolantLevel
Thecapacityofthecoolingsystemisapproximately
4.6L(4.9USqt).
Fillthecoolingsystemwitha50/50solutionofwater
andpermanentethyleneglycolantifreeze.Check
thelevelofthecoolantatthebeginningofeachday
beforestartingtheengine.
CAUTION
Iftheenginehasbeenrunning,the
pressurized,hotcoolantcanescapeand
causeburns.
•Donotopentheradiatorcapwhenthe
engineisrunning.
•Usearagwhenopeningtheradiatorcap,
andopenthecapslowlytoallowsteamto
escape.
1.Parkthemachineonalevelsurface.
2.Checkthecoolantlevel(Figure47andFigure
48).
Itshouldbebetweenthelinesonthereserve
tankwhentheengineiscold.
g008427
Figure48
1.Reservetank
3.Ifthecoolantislow,removethereservetankcap
andadda50/50mixtureofwaterandpermanent
ethyleneglycolantifreeze.Donotoverll.
4.Installthereserve-tankcap.
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