Designed, Engineered &
Assembled in the U.S.A.
7351101 (Rev. D 6/12/17)
Installation and Operation Manual
How to install, operate
and maintain your
Ultra Demand Automatic
Water Conditioner
City Softener
Model NSR 17CS
Point-of-entry system tested and certified by
NSF International for NSF/ANSI 372, and is not
certified for material safety, contaminant reduc-
tions or structural integrity by NSF International.
Certified to
NSF/ANSI 372
If you have any questions or concerns when
installing, operating or maintaining your water
conditioner, call our toll free number:
1-800-972-0135
or visit www.northstarwater.com
When you call, please be prepared to provide
the model and serial number of your product,
found on the rating decal, located on the rim
below the salt lid hinges.
Manufactured and warranted by
North Star Water Treatment Systems
1890 Woodlane Drive
Woodbury, MN 55125
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