Operator's Manual

6.Openthedrainplugfortheradiatorandallowthe
coolantsystemtodraincompletely.
Note:Disposeoftheusedcoolantproperlyaccording
tolocalcodes.
7.Cleanthethreadsonthedrainplugandapply3layers
ofPTFEsealingtape.
8.Closethedrainplug(Figure138).
FlushingtheCoolingSystem
Engineandradiatorcoolantcapacity:16.8L(17.7USqt)
1.Parkthemachineonalevelsurface,stoptheengine,
andremovetheignitionkey.
2.Conditionthecoolingsystemasfollows:
A.Ensurethatthecoolantisdrainedfromthe
radiatorandthatthedrainplugisclosed;referto
CheckingtheCoolingSystem(page57).
B.Addacoolingsystemcleaningsolutiontotheto
theradiatorthroughthellerneck(Figure139).
Note:Usecleaningsolutionof21g(12ozdry)
ofsodiumcarbonateforevery17L(18USqt)
ofwater;otherwise,useacommerciallyavailable
equivalent.Followthedirectionsthatcomewith
thecleaningsolution.
Figure139
1.Fillerneck(radiator)3.Coolantsystemcleaning
solution
2.Funnel
C.Closethedrainplug(Figure138).
Important:Donotinstalltheradiatorcap.
D.Operatetheenginefor5minutesoruntilthe
coolanttemperatureindicates82°C(180°F),and
thenstoptheengine.
CAUTION
Thecleaningsolutionishotandcan
causeburns.
Stayawayfromthedischargeendofthe
coolantdrain.
E.Openthedrainplugfortheradiator,anddrain
thecleaningsolutionintoadrainpan.
F.Cleanthethreadsonthedrainplugandapply3
layersofPTFEsealingtape.
G.Closethedrainplug.
3.Flushthecoolingsystemasfollows:
A.Opentheller-neckcap.
B.Filltheradiatorwithcleanwater(Figure140).
Figure140
1.Fillerneck
3.Cleanwater
2.Funnel
C.Closetheller-neckcap.
D.Operatetheenginefor5minutesoruntilthe
coolanttemperatureindicates82°C(180°F),and
thenstoptheengine.
CAUTION
Thewaterishotandcancauseburns.
Stayawayfromthedischargeendofthe
coolantdrainplug.
E.Openthedrainpluganddrainthewaterintoa
drainpan.
F.Cleanthethreadsonthedrainplugandapply3
layersofPTFEsealingtape.
G.Ifthewaterdrainedfromtheradiatorisdirty,
performsteps3-Athrough3-Euntilthewater
drainedfromtheradiatorisclean.
H.Closethedrainplug(Figure138).
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