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North Star NSR 17CS Installation And Operation Manual

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City Softener
Model NSR 17CS
How to install, operate
and maintain your
Ultra Demand Automatic
Water Conditioner
If you have any questions or concerns when
installing, operating or maintaining your water
conditioner, call our toll free number:
1-800-972-0135
www.northstarwater.com
or visit
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.
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.
Designed, Engineered &
Assembled in the U.S.A.
Certified to
NSF/ANSI 372
Manufactured and warranted by
North Star Water Treatment Systems
1890 Woodlane Drive
Woodbury, MN 55125
7351101 (Rev. D 6/12/17)

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Summary of Contents for North Star NSR 17CS

  • Page 1 NSF International. Certified to NSF/ANSI 372 Manufactured and warranted by North Star Water Treatment Systems Designed, Engineered & 1890 Woodlane Drive 7351101 (Rev. D 6/12/17) Assembled in the U.S.A.

  • Page 2: Table Of Contents

    WATER CONDITIONER WARRANTY Warrantor: North Star Water Treatment Systems, 1890 Woodlane Drive, Woodbury, MN 55125 Warrantor guarantees, to the original owner, that: One Year Full Warranty: ● For a period of one (1) year from the date of purchase, all parts will be free from defects in materials and workman- ship and will perform their normal functions.

  • Page 3: Specifications & Dimensions

    Specifications & Dimensions Model NSR 17CS 18-7/8” Model Code CS17 Nominal Media Tank Size 9” dia. x 35” 9,388 @ 1.85 lbs. 3-3/8” 11-7/8” Softening Capacity 14,175 @ 3.12 lbs. (Grains @ Salt Dose) 18,951 @ 5.66 lbs. Efficiency (Grains/Pound of Salt 5,075 @ 1.85 lbs.

  • Page 4: Installation Requirements

    Installation Requirements LOCATION REQUIREMENTS PLUMBING CODES Consider all of the following when selecting an installa- All plumbing must be completed in accordance with tion location for the water softener. national, state and local plumbing codes. = Do not locate the water softener where freezing In the state of Massachusetts: The Commonwealth temperatures occur.

  • Page 5: Installation Requirements

    Installation Requirements VALVE DRAIN REQUIREMENTS 1/4” NPT Thread Barbs for 3/8” Using the flexible drain hose (included), measure and I.D. Tubing cut to the length needed. Flexible drain hose is not Hose Clamp allowed in all localities (check your plumbing codes). If local codes do not allow use of a flexible drain hose, a Drain Hose rigid valve drain run must be used.

  • Page 6: Installation Instructions

    Set it on a solid, level surface. IMPORTANT: Do not place shims directly under the 1. North Star models are factory assembled. During salt storage tank to level the softener. installation, remove the salt lid and set it aside to The weight of the tank, when full of prevent damage.
  • Page 7 Installation Instructions continued from previous page Nozzle Top Cover Venturi 2. Visually check and remove any debris from the Brine Tank Assembly water softener valve inlet and outlet ports. Overflow Brinewell Elbow 3. Make sure the turbine assembly spins freely in the Cover "out"...
  • Page 8 Installation Instructions GROUNDING INFORMATION INSTALL SALT STORAGE TANK OVER- (for Installations on Metal Pipe) FLOW HOSE The house main incoming water pipe is often used to 1. Measure, cut to needed length and connect the 3/8” ground electrical outlets in the home. Grounding pro- drain line (provided) to the salt storage tank over- tects you from electrical shock.

  • Page 9: Installation Instructions

    Installation Instructions SANITIZE THE WATER SOFTENER / SANITIZE AFTER SERVICE If removing Care is taken at the factory to keep your unit clean and clips... sanitary. Materials used to make the unit will not infect or contaminate your water supply, and will not cause bacteria to form or grow.

  • Page 10: Programming The Water Softener

    Programming the Water Softener RECHARGE button button Display button DATA button DOWN button FIG. 16 PROGRAM THE SOFTENER When the power supply is plugged into the electrical outlet, the model code (CS17) and a test number (example: J3.8), are briefly shown in the display. Then the words “PRESENT TIME”...

  • Page 11: Customizing Features / Options

    Programming the Customizing Water Softener Features / Options START A RECHARGE RECHARGE NOW 1. Press the RECHARGE button and hold for three The RECHARGE button is used to initiate an immedi- seconds, until “RECHARGE” begins to flash in the ate recharge. display, starting a recharge.

  • Page 12: Data Displays

    Zero shows if water is not in use. VACATION NOTE North Star demand water softeners, as set at the fac- FIG. 23 tory, recharge only while water is being used and soft- ening capacity must be restored. For this reason, the...
  • Page 13 Customizing Features / Options 1. Press the SET button and hold for three seconds, until the “Recharge Time” screen (Figure 26) is dis- played. 2. Once in this display, press the SET button three times and the “Backwash Time” screen (Figure 29) is displayed.
  • Page 14 Customizing Features / Options 12 OR 24 HOUR CLOCK 4. Press the UP (È) or DOWN (–) buttons to select the time format. All time displays are shown in 12 hour (AM/PM) clock 5. Press the SET button twice to return to the normal format at the default setting.

  • Page 15: Maintenance

    Water Softener Maintenance REFILLING WITH SALT BREAKING A SALT BRIDGE Brine (salt dissolved in water) is needed for every Sometimes a hard crust or salt “bridge” forms in the regeneration. The water for making brine is metered brine tank. This is usually caused by high humidity or into the salt storage area by the softener valve and the wrong kind of salt.

  • Page 16: Wiring Schematic

    Water Softener Maintenance CLEANING THE NOZZLE & VENTURI A clean nozzle & venturi (See Figure 36) is necessary for the water softener to work properly. This small unit creates the suction to move brine from the brine O-Ring Seal tank into the resin tank. If it should become plugged with dirt, silt, sand, etc., the water softener will not Screen work and hard water will result.

  • Page 17: Troubleshooting

    Troubleshooting TROUBLESHOOTING GUIDE PROBLEM CAUSE CORRECTION No soft water No salt in the storage tank. Add salt (See Page 15) and then initiate a “Recharge now,” as shown on Page 11. Salt is “bridged.” Break salt bridge (See Page 15) and then initi- ate a “Recharge now,”...

  • Page 18: Automatic Electronic Diagnostics

    Troubleshooting AUTOMATIC ELECTRONIC DIAGNOSTICS Valve Minutes of Cycle Position Remaining This water softener has a self-diagnostic function for the electrical system (except input power and/or water meter). The water softener monitors electronic com- ponents and circuits for correct operation. If a mal- function occurs, an error code appears in the display.
  • Page 19 Troubleshooting shows, first press the SET button to enter the diagnostic display. Motor 1. Press the RECHARGE button and hold in for 3 Position seconds. RECHARGE begins to flash as the soft- Switch ener’s valve advances from the service to fill posi- tion.

  • Page 20: Exploded View & Parts List

    Water Softener Exploded View Valve Assembly See Pages 22 & 23 for parts...
  • Page 21 Filled media tank for refiner includes activated carbon, resin, top and bottom distributors, associated o-rings, neck clamp kit and shipping cap, assembled. To order repair parts call toll free 1-800-972-0135. Manufactured and warranted by North Star Water Treatment Systems 1890 Woodlane Drive Woodbury, MN 55125...
  • Page 22 Valve Assembly Exploded View Wear Strip Seal Cross-section View...
  • Page 23 2 ea. Clips & O-Rings 7327631 cluding 2 O-Rings (See Key No. 72) (See Key Nos. 70 & 72) To order repair parts call toll free 1-800-972-0135. Manufactured and warranted by North Star Water Treatment Systems 1890 Woodlane Drive Woodbury, MN 55125...

  • Page 24: Bypass Blending Valve

    Bypass Blending Valve SERVICE POSITION The bypass blending valve works as a typical push- (Normal Softener Operation) pull bypass valve, but has the added ability to finely adjust hardness of the treated water leaving the water softener. If slightly harder water is desired than is Soft Water normally output by the water softener, this bypass Hard...

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