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Summary of Contents for NELSEN WATER NWTS
- Page 1 NWTS Homeowners Guide 1", 1-1/4", 1-1/2", 2" & Twin Control Valves...
- Page 3 Bypass Operation ............................................ Button Operation & Function ....................................... Setting Time of Day ..........................................User Displays ..............................................Regeneration & Error Screens ....................................NWTS Water Treatment Systems ..................................Water Softener Maintenance 4 - 5 ...................................... Error Codes ..............................................Troubleshooting 7 - 8 ............................................
- Page 4 Setting Time of Day User 4 NEXT Push until time of day SOFTENING screen is displayed. Press CLOCK NEXT DOWN REGEN Flow Rate. Displays present FILTERING CLOCK and hold until flow rate. Not viewed x1000 BACKWASH NORMAL SET TIME is displayed and (along with SOFTENING CLOCK NEXT...
- Page 5 NWTS Water Treatment Systems Single Tank Softener Twin Tank Softener Control Valve Control Valve Softener Tank Softener Tank Distributor Tube Distributor Tube Safety Brine Brine Tank Ion Exchange Valve Resin Ion Exchange Resin Safety Brine Valve Basket Distributor Brine Tank...
- Page 6 Water Softener Maintenance Maintenance of Your Conditioner Water Conditioner Draining Procedure Salt: In cold weather climates it is common for plumbing Salt is vital to your system working correctly. systems that are not in use to be “winterized“ or Not only must a softener have salt, but it should be drained of all water to prevent any damage that may the proper type to insure efficient recharging of the be caused by the excessive expansion of water when...
- Page 7 Water Softener Maintenance The small amount of brine/water that may be left in MISCELLANEOUS the mineral tank will not expand enough to cause any 1. Salt Usage: See your water conditioning damage to the softener when it freezes. professional for a recommendation on the best If your softener is equipped with an optional bottom type of salt for your application.
- Page 8 Error Codes Unable to start = Valve not sensing valve movement with motor output energized Motor Stalled = Valve unable to find next cycle postion (stalled) Motor ran too long = Valve unable to find next cycle position Valve Homing = Valve unable to find Home position. Alt MAV ran too long = Alt MAV motor ran to long - unable to find proper park position Alt MAV Stalled = Alt MAV motor ran to short, stalled - unable to find proper park position Invalid motor state = Control can no longer operate properly due to the detection of an invalid motor...
- Page 9 Troubleshooting 1. Control valve stalled in regeneration A. Motor not operating A. Replace Motor B. No electric power at outlet B. Repair outlet or use working outlet C. Defective transformer C. Replace transformer D. Defective PC board D. Replace PC board E.
- Page 10 Troubleshooting 10. Softener fails to draw brine. A. Injector is plugged, absent/missing oring(s) A. Remove injector and clean ports/replace if necessary B. Faulty piston assembly B. Check piston assembly C. Brine line connection leak C. Inspect brine line during refill cycle for leaks. D.
- Page 11 Control Valves The NWTS Series control valve (if used in the assembly of the unit) is warranted to be free of defects in materials and workmanship for a period of five (5) years subject to the original manufacturer’s conditions and/ or the additional conditions shown below.
- Page 12 ©Nelsen Corporation Part No: NWTS HOMEOWNERS GUIDE Rev: 0519...