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North Star NSC15ED Installation Operation & Maintenance

Electronic demand automatic water conditioner
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AUTOMATIC WATER CONDITIONER
Installation
IF YOU HAVE QUESTIONS WHEN INSTALLING, OPERATING AND MAINTAINING YOUR
Systems tested and certified by NSF International
against NSF/ANSI Standard 44
for hardness reduction and efficiency,
and certified to NSF/ANSI Standard 372
Systems tested and certified by the Water Quality
Association against CSA B483.1.
Designed, Engineered &
Assembled in the U.S.A.
NORTH STAR WATER CONDITIONING, 1890 Woodlane Drive, Woodbury, MN 55125
Electronic Demand
MODEL NSC15ED
Operation
CONDITIONER, OR WHEN SETTING THE TIMER
CALL TOLL FREE:
IN CANADA CALL: 1 - - 800 - - 796 - - 6784
.
Maintenance
1 - - 800 - - 972 - - 0135
Repair Parts
Part No. 7339866 (Rev. E 7/6/15)

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  • Page 1 NSF/ANSI Standard 372 Systems tested and certified by the Water Quality Association against CSA B483.1. Designed, Engineered & Assembled in the U.S.A. NORTH STAR WATER CONDITIONING, 1890 Woodlane Drive, Woodbury, MN 55125 Part No. 7339866 (Rev. E 7/6/15)

  • Page 2: Safety Guides

    This warranty gives you specific legal rights and you may have other rights which vary from state to state. This water conditioner is manufactured by North Star Water Conditioning, 1890 Woodlane Drive, Woodbury, MN, 55125; customer information telephone no. 1--800--972--0135.

  • Page 3: Table Of Contents

    UNPACKING / INSPECTION The softener is shipped in one master carton. The for all damage and loss claims. The manufacturer is softeners are completely assembled at the factory, not responsible for damages in transit. except as required at installation. Small parts, needed to install the softener, are in a Be sure to check the entire softener for any shipping parts bag.

  • Page 4: Specifications And Performance Claims

    It is typically less than the rated efficiency, due to individual application factors including water hardness, water usage, and other contaminants that reduce a softener’s capacity. MODEL NSC15ED 7,100 grains with 1.7 lbs. of salt RATED CAPACITY 13,700 grains with 5.4 lbs.

  • Page 5: Before Starting Installation

    BEFORE STARTING INSTALLATION " WHERE TO INSTALL THE SOFTENER Place the softener as close as possible to the Put the softener in a place water damage is least pressure tank (well system) or water meter (city likely to occur if a leak develops. The manufac- water).
  • Page 6 TYPICAL SOLDERED COPPER or CPVC INSTALLATIONS soft water CROSS - - OVER Use if water supply flows from the left. Include single or 3 - - valve bypass. hard water HARD SOFT WATER WATER FROM TO SOFTENER SOFTENER INLET hard water to OUTLET outside faucets 120V AC...

  • Page 7: Installation Steps 7

    INSTALLATION STEPS HARD WATER " BE SURE RAW, IS DIRECTED INSTALL BYPASS VALVE: INLET THE VALVE PORT. NOTE: Be sure the turbine and support are firmly in " Be sure to use bypass valve(s). place, in the valve outlet. Blow into the valve port and observe the turbine for free rotation.
  • Page 8 " If making a soldered copper installation, do all " Tie or wire the hose in drain fitting sweat soldering before connecting pipes to the place at the drain point. on valve softener fittings. Torch heat will damage plastic Water pressure will cause parts.
  • Page 9 Also see page 16. Maximum salt storage capacity is 200 lbs. For best results, North Star recommends MortonR System SaverR Pellets for use in this wa- ter softener. FLUSH PIPES, EXPEL AIR FROM SOFT-...
  • Page 10 ELECTRONIC DEMAND PROGRAMMING THE TIMER up button down button display RECHARGE button SELECT button " TIMER SETTINGS REQUIRED...upon installation, and after an extended power outage (see Pro- gram Memory, page 18). NOTES: D WHEN THE POWER SUPPLY IS PLUGGED INTO THE ELECTRICAL OUTLET (STEP 10, PAGE 9), a flashing 12:00AM and PRESENT TIME show in the display area.

  • Page 11: Set Water Hardness Number

    PROGRAMMING THE ELECTRONIC DEMAND TIMER, continued " SET WATER HARDNESS NUMBER NOTE: If a flashing 25 (factory default) and the word HARDNESS do not show in the display, press SELECT until they do. Press the UP or DOWN button to set your water hardness number in the display.

  • Page 12: Sanitizing Procedures

    SANITIZING PROCEDURES Care is taken at the factory to keep your water soft- Start a recharge: Press the RECHARGE button ener clean and sanitary. Materials used to make the and hold for 3 seconds, until RECHARGE NOW softener will not infect or contaminate your water begins to flash in the display.

  • Page 13: Water And Water Conditioning

    WATER AND WATER CONDITIONING WATER ............... . Man’s very existence depends on water.
  • Page 14 WATER AND WATER CONDITIONING, continued water. In some instances, treatment may improve heaters, and other water using appliances. It can colloidal iron water, but always CONSULT A QUALI- also damage and cause premature failure of seals, FIED WATER CHEMISTRY LAB before attempting diaphragms, etc., in water handling equipment.
  • Page 15 WATER FLOW THROUGH SOFTENER SOFT WATER SERVICE FILL hard water hard water soft water soft water salt storage salt storage tank (salt tank not shown) brine valve brine valve resin tank resin bed fill water BRINING / BRINE RINSE BACKWASH FAST RINSE hard water hard water...

  • Page 16: General Water Softener Maintenance

    WHEN TO ADD SALT: Check the salt level a few tenance problems. For best results, North Star rec- weeks after you install the softener and every week ommends MortonR System SaverR Pellets for use after that.
  • Page 17 GENERAL WATER SOFTENER MAINTENANCE, continued CLEANING THE NOZZLE AND VENTURI ASSEMBLY ......A clean nozzle and venturi is needed for the soft- ener to work right.
  • Page 18 VACATION NOTE ................North Star Demand water softeners regenerate only while water is used and softening capacity must be re- stored.
  • Page 19 ELECTRONIC DEMAND TIMER FEATURES, AND SERVICE, continued California Efficiency Requirement Your water softener has a “High Efficiency” feature with an “ON” or “OFF” setting. This softener setting is shipped in the “OFF” position, which utilizes the maximum rated capacity while most often achieving maximum salt efficiencies.
  • Page 20 ELECTRONIC DEMAND TIMER FEATURES, AND SERVICE, continued service: MANUAL INITIATED ELECTRONICS DIAGNOSTIC ......1. To enter diagnostics, press and hold the SELECT Use the RECHARGE button to manually advance button until (000 -- --) shows in the display.
  • Page 21 ELECTRONIC DEMAND TIMER FEATURES, AND SERVICE, continued service: RESETTING TO FACTORY DEFAULTS ........To reset the electronic controller to its factory default for all settings (time, hardness, etc.): 1.

  • Page 22: Wiring Schematic

    WIRING SCHEMATIC Back of Faceplate Timer (PWA) Pwr. Position/ Turbine Motor Power Supply Valve Motor 120V AC, 28V DC 60 Hz Power Source Position Switch Turbine Sensor WATER FLOW THROUGH VALVE SERVICE CYCLE FILL CYCLE valve cam position switch venturi rotor &...

  • Page 23: Water Flow Through Valve

    WATER FLOW THROUGH VALVE BRINING and BRINE RINSE CYCLES bypass hard water to valve outlet venturi drain nozzle from Valve Inlet (hard water) brine from salt stor- age tank BACKWASH CYCLE FAST RINSE CYCLE soft water flow plug bypass hard water to valve outlet to valve outlet drain...
  • Page 24 REPAIR PARTS Valve Assembly (see pages 26 & 27)
  • Page 25 REPAIR PARTS PART PART DESCRIPTION DESCRIPTION 7266746 Faceplate Cover (order decal below) Tank Neck Clamp Kit 7331177 (includes 2 ea. of Key Nos. 1 & 2) 7269794 Decal, Faceplate Clamp Section (2 req.)  7266754 Control Panel Retainer Clip (2 req.) ...
  • Page 26 VALVE REPAIR PARTS wear--strip seal cross--section view...
  • Page 27 VALVE REPAIR PARTS PART PART DESCRIPTION DESCRIPTION 7338111 Screw, #6- -19 x 1- -3/8” Turbine & Support Assembly (includes 1 ea. of Key Nos. 73, 74 7113040 7281291 Motor & 2 ea. of Key No. 72) 7337474 Motor Mount Turbine Support & Shaft ...

  • Page 28: Parts Return Tags

    CONDITIONER MODEL NUMBER SERIAL NUMBER CONDITIONER MODEL NUMBER SERIAL NUMBER DATE PURCHASED DATE PART FAILED DATE PURCHASED DATE PART FAILED North Star North Star 1890 Woodlane Drive 1890 Woodlane Drive Woodbury, MN 55125 Woodbury, MN 55125 PARTS RETURN TAG PARTS RETURN TAG CUSTOMER’S NAME...

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