CAUTION

IMPORTANT NOTES

To reduce the risk associated with property damage due to water leakage:
•Read and follow the Instructions in this manual before installation and use of this
system.
•InstallationandOperationofthissystemMUST comply with all state and local plumb-
ing codes.
•Protect from freezing. Drain filter when temperatures drop below 40°F (4.4°C).
•Do not install if water pressure exceeds 125 psi (862 kPa). If your water pressure
exceeds 125 psi, you must install a pressure limiting valve. Contact a plumbing
professional if you are uncertain how to check your water pressure.
•Do not install where water hammer conditions may occur. If water hammer conditions
exist you must install a water hammer arrester. Contact a plumbing professional if you
are uncertain how to check for this condition.
•InstallonCOLD water lines only, maximum temperature is 100°F (37.8°C).
 •Thedisposableltercartridgemust be replaced every six months or at the speci-
fied service cycle.
•Do not use a torch or other high temperature sources near filter or plastic fittings.
•Do not install in direct sunlight.
•Do not install near water pipes which will be in path of a drilling tool when selecting
the position to mount the bracket.
 •Mountlterinsuchapositionastopreventitfrombeingstruckbyotheritemsusedin
the area of installation (waste baskets, etc).
•Onplasticttings,neverusepipesealantorpipedope.Usethreadsealingtapeonly.
•Ensure all tubing and fittings are secure and free of leaks.
•Do notinstallunitifcolletismissing.ContactCUNOifcolletsaremissingfromany
fittings.
 •SHUT OFF FUEL SUPPLY TO WATER HEATER after water is shut off.
 •Shutoffcoldwatervalveunderthesinkbeforeinstallingfeedwatervalve.
 •Shutoffinletwatersupplyanddepressurizesystemasshowninmanualwhen
changing cartridges or servicing.
 •Installwiththeinletandoutletportsaslabeled.Makesurenottoreverseconnections.
 •Failuretofollowinstructionsmayvoidwarranty.
 •Allowaminimumof2”(5cm)clearspaceunderltertofacilitatecartridgechange.
•Donotcrimpcoppertubing.
•Porcelain,enamelandceramicsinksrequirespecialproceduresfordrillingholes.Refer
to the special section on porcelain, enamel and ceramic sinks for detailed instructions.
 •Somestateandlocalplumbingcodesmayprohibittheuseofsaddle-typevalves
and/or drain connections. The use of saddle-type valves are prohibited in: Alaska,
Delaware,Idaho,Kentucky,Massachusetts,Michigan,Minnesota,NewHampshire,
NorthDakota,Ohio,OreganandSouthDakota.Checkyourlocalplumbingcodes
for any restrictions that apply.
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