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Summary of Contents for Watts LC-100 Series
- Page 1 IOM-WQ-LC-100 Installation, Operation and Maintenance 1" Commercial Water Softeners Series: LC-100 LC-100 Simplex Systems...
- Page 2 Congratulations on your purchase of this Watts commercial water softening solution. ® You have made a great choice to protect your plumbing system against the damaging effects of hard water. This system has been engineered for trouble free operation and produced using top quality components. Simple programming, corrosion resistant mineral tank(s) and an easy to service design ensures this system will be durable and easy to maintain.
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Page 3: Safety Information
If you are unsure about installing your Watts water softener • To disconnect power, unplug the AC adapter from its power contact a Watts representative or consult a professional water source. -
Page 4: Table Of Contents
Introduction Table of Contents Page Safety Information ........3 Principals of Softening- Ion Exchange How To Use This Manual . -
Page 5: Project Data Sheet
Project Data Sheet Job Details Job Number: _____________________________________________ Model Number / Serial Number: ____________________________ Water Hardness: _______________ppm or gpg Capacity Per Unit: Mineral Tank Size: _____________Diameter: _____________ Height: Salt Setting per Regeneration: Regenerant Flow:_____________Upflow _____________ Downflow 1. Meter Size: A. 3/4" Paddle Wheel B. -
Page 6: System Specifications
System Specifications Dimensions - Weights B & C B & C FRONT SIDE FRONT SIDE Series LC-100 MODEL NO. DIMENSIONS WEIGHTS lbs. M4032B-275NT 1273 1625 1625 1016 M4036B-275NT 1429 1781 1781 1016 M4040B-275NT 1387 1738 1738 1016 M4042B-275NT 1711 2064 2064 1016 M4046B-275NT... - Page 7 System Specifications General System Information for 1" Simplex (LC-100) Softeners Ordering Information SPACE MODEL NO. ORDERING CODES DESCRIPTION PIPE SIZE REQUIRED WEIGHT D x W x H M4032B-275NT 68105378 1 Cubic Foot Simplex Softener with Flow Meter 1" 18" x 32" x 64" M4036B-275NT 68105379 1.5 Cubic Foot Simplex Softener with Flow Meter...
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Page 8: Set Up
Hardness (maximum) ... Depends on customer’s series number. If any components are missing or damaged acceptable hardness contact your Watts representative. If they can not be reached leakage level contact Watts customer service at 800-659-8400. -
Page 9: System Installation
O-ring applica- first, then press the control valve down until the control valve tions. Watts recommends Ordering Code #68102757 Silicone threads come in contact with the tank threads. This ensures Lubricant. The use of other types of lubricants may attack that the distributor tube is properly seated into the bottom of the control’s plastic or rubber components. -
Page 10: Start Up Instructions
8. Install an inlet water sample port in the supply line and close it. 3. Check for leaks and repair as needed. 9. If risk of vacuum exists, install Watts # 0556031 vacuum relief 4. Plug the power cord of the control valve into an electrical valve in the supply line to protect the system against vacuum outlet to energize system. -
Page 11: Installation Diagrams
& install vacuum relief valve watts ordering code # 0556031 on inlet line. 9. Brine tank dimensions shown on table are factory selected for Drain and Brine Connection Detail use with the specified system size. -
Page 12: Nxt2 & Sxt Controller Electrical Connections
Controller Electrical Connections - NXT2 Power Supply Connections Network / Communication Cables and Connections Installing the Power Supply: Note: Power Supply includes a harness with 2 black wires Use a shielded CAT5 Network/Communication cable. that connect to circuit board, see page 15. Connect the network/communication cable first before programming. -
Page 13: Nxt2 & Sxt Wiring Diagrams
Wiring Diagram - NXT2 44403 Rev A... - Page 14 Wiring Diagram - SXT...
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Page 15: Nxt2 Controller Programming And Operation
NXT2 Controller Programming and Operation Features NOTICE Check your system to verify controller type and reference On-screen multilingual support: English, Francais, Deutsch, the appropriate section of this manual. NXT2 controller Italiano, Espanol, Nederlands, Portugues section begins on this page, SXT controller section begins •... -
Page 16: Nxt2 Controller Display
NXT2 Controller Display... -
Page 17: Nxt2 Controller Operation
NXT2 Controller Operation Setting the Time of Day Note: Set Time of Day on any unit and the rest of the units in the system will update the Time of Day automatically. 1. Press and hold the Up button for 2 seconds. The “Time” value is displayed. -
Page 18: Nxt2 Controller Features
NXT2 Controller Features Remote Lock Regeneration Types The controller does not allow the unit/system to go into Softener/Filter Meter Delayed - When volume remaining Regeneration until the Regeneration Lockout Input signal to the reaches zero and the scheduled regeneration time is reached unit is cleared. - Page 19 NXT2 Controller Features Push Settings System 8 (2 Units) Alternating Delayed The ability to transmit user settings from one unit to all other con- Immediate Transfer Delayed Regeneration One tank online sup- nected units. Select the desired Master Programming settings plying treated water, one tank in Standby.
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Page 20: Nxt2 Master Programming Mode Flow Chart
NXT2 Master Programming Mode Flow Chart Example: On: View settings without the ability to alter settings. Off: User has ability to alter settings. Before entering Master Programming, please contact your local professional water dealer. Example: English, Francais, Duetsch, Italiano, Espanol, Nederlandse, Portugues NOTICE Example: To identify your model softener, locate the diameter and... -
Page 21: Nxt2 User Programming Mode Flow Chart
NXT2 Master Programming User Programming Mode Mode Flow Chart - Cont’d Flow Chart Example: User Programming Mode Range: 0 - 23 Hours 59 Minutes 1. Press and hold the Down and Up buttons simultaneously for 3 seconds to enter the User Programming mode. 2. -
Page 22: Nxt2 Diagnostic Programming Mode Flow Chart
NXT2 Diagnostic Programming Mode Flow Chart Diagnostic Programming Mode Example: 1. Press and hold the Left button to enter Diagnostic Record of error events chronologically Programming mode. 2. To navigate, press the Extra Cycle button to advance to the next value. -
Page 23: Nxt2 Time Of Day Programming Mode Flow Chart
NXT2 Time of Day Programming Mode Flow Chart Setting the Time of Day NOTE: Set Time of Day on any unit and the rest of the units in the system will update the Time of Day automatically. 1. Press and hold the Up button for 2 seconds. The “Time” value is displayed. -
Page 24: Nxt2 Programming Parameters And Ranges
NXT2 Programming Parameters and Ranges SYSTEM TYPE PROGRAMMING PARAMETER RANGES SOFTENER/ SOFTENER/ PROGRESSIVE TIME FILTER FILTER REGEN TYPE OF THE INTERLOCK SERIES ALTERNATING ALTERNATING ALTERNATING DEMAND METRIC CLOCK METERED METERED WEEK RECALL IMMEDIATE DELAYED Settings Review On, Off English Francais Deutsch Language Italiano... -
Page 25: Sxt Controller Programming And Operation
SXT Controller Programming and Operation Features of the SXT: • Power backup that continues to keep time and the passage of days for a minimum of 48 hours in the event of power failure. During a power outage, the control goes into a power-saving mode. -
Page 26: Sxt Controller Operation
SXT Controller Operation Meter Immediate Control Manually Initiating a Regeneration To occur that day at the next scheduled regeneration time: A Meter Immediate control measures water usage and regener- ates the system as soon as the calculated system capacity is 1. - Page 27 SXT Master Programming Mode Chart Before entering Master Programming, please contact your local professional water dealer. To enter Master Programming, set time to 12:01 PM. MASTER PROGRAMMING OPTIONS Abbreviation Parameter Option Abbreviation Options Gallons Display Format Liters dF1b Downflow/Upflow Single Backwash dF2b Downflow Double Backwash Fltr...
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Page 28: Sxt Master Programming
SXT Master Programming Mode When Master Programming Mode is entered, all available option Display Format Display Format Time Display setting displays may be viewed and set as needed. Depending Setting Setting on current option settings, some parameters cannot be viewed U.S. - Page 29 SXT Master Programming Mode - Cont’d 7. Reserve Selection (Display Code RS) Abbreviation Parameter Press the Extra Cycle button. Use this display to set the Safety Meter (Flow) Delayed Factor and to select the type of reserve to be used in your sys- Meter (Flow) Immediate tem.
- Page 30 SXT Master Programming Mode - Cont’d 10. Variable Reserve (Display Code CR) Abbreviation Cycle Step Press the Extra Cycle button. Use this display to set the Variable Brine Draw Reserve. This setting is formulated to adjust the reserve depen- Brine Fill dant on the previous calendar day’s water usage.
- Page 31 SXT Master Programming Mode - Cont’d 15. Current Day (Display Code CD) For time based, set the desired Start Time (ST) and End Time (ET). Time ranges available are determined by the Regen Cycle Press the Extra Cycle button. Use this display to set the current day Step Times.
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Page 32: Sxt Diagnostic Programming Mode Flow Chart
SXT Diagnostics Viewing Diagnostic Data Diagnostics View Steps The SXT controller records and maintains diagnostic data to assist 1. Press the Up and Extra Cycle buttons for five seconds while with servicing and troubleshooting the water treatment system. in service. 2. - Page 33 SXT Diagnostics - Cont’d 5. Press the Up button. Use this display to view the Volume Used 7. Press the Up button. Use this display to view the Total Volume since the last regeneration cycle. This option setting is identi- data.
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Page 34: Replacing The Media
Replacing the Media 15. Continue to siphon resin until it is completely evacuated from NOTICE the mineral tank. Gravel will clogged the siphon hose and, if Ion exchange resin may need to be replaced periodically it must be removed due to fouling, or to repair or replace a due to physical breakdown caused by chlorine/chloramine damaged distributor tube and screen, must be evacuated by disinfectants, or fouling caused by certain metals such as... -
Page 35: Replacement Parts - Major System Components
Replacement Parts - Major System Components MAJOR SYSTEM COMPONENTS ITEM NO. ORDERING CODES DESCRIPTION 68103898 K40275015-002 VALVE 2750/1650 NXT2 120V HWBP NO METER FOR SIMPLEX MODELS 68103792 K4010ESE VALVE 2750/1650 SXT 120V HWBP NO METER FOR SIMPLEX MODELS 68104397 K4519791-02 ELECTRONIC METER CABLE 35" (NOT SHOWN, SEE PAGE 37 FOR ADDITIONAL CABLES) DRAIN LINE FLOW CONTROLLER- SEE PAGE 41 FOR SELECTION 68101205 D5036 BELLED DIST TUBE ASSEMBLY FOR 9"-12"... - Page 36 C9098 FIBERGLASS MINERAL TANK 14X65 ALMOND W/ 4" #8 TOP 68101000 C9099-4 FIBERGLASS MINERAL TANK 16X65 ALMOND W/ 4" #8 TOP 68100326 A4000 SOFTENING RESIN MEDIA WATTS BRAND HIGH CAPACITY SAC NA FORM 68100354 A7005A MEDIA GRAVEL #20 FLINT .06"X.125" 68102491 G2002BS BRINE TANK ASSY 18X40 BLK W/ GRID, SAFETY FLOAT &...
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Page 37: Replacement Parts - 2750 Upper Powerhead
Replacement Parts - 2750 Powerhead 2750 POWERHEAD ITEM NO. ORDERING CODE DESCRIPTION 68109678 K4562103-08 POWERHEAD ASSEMBLY F/2750 24V FITS NXT2 OR SXT, NO TIMER OR COVER 68104396 K4519791-01 ELECTRONIC METER CABLE FOR ELECTRONIC METER 16.85" LONG 68104397 K4519791-02 ELECTRONIC METER CABLE FOR ELECTRONIC METER 35" LONG 68104398 K4519791-04-EVT ELECTRONIC METER CABLE FOR ELECTRONIC METER 100.00"... -
Page 38: Replacement Parts - Nxt2 Controller Assembly
NXT2 Controller Assembly NXT2 CONTROLLER ASSEMBLY ITEM NO. ORDERING CODE DESCRIPTION 68104777 K4562115 CONTROLLER ASSEMBLY NXT2... -
Page 39: Nxt To Nxt2 Conversion Kit
NXT to NXT2 Conversion Kit NXT TO NXT2 CONVERSION KIT ITEM NO. ORDERING CODE DESCRIPTION 68104778 K4562121-01 CONTROLLER ASSY CONV KIT NXT TO NXT2 W/ 24V US POWER SUPPLY... -
Page 40: Replacement Parts- Sxt Controller
Replacement Parts - SXT Controller Assembly SXT CONTROLLER ASSEMBLY ITEM NO. ORDERING CODE DESCRIPTION 68104457 K4542778 SXT CONTROLLER F/ 2750/2850... -
Page 41: Replacement Parts - 2750 Control Valve Body
Replacement Parts - 2750 Control Valve Body 2750 DOWNFLOW CONTROL VALVE BODY ASSEMBLY ITEM NO. ORDERING CODES DESCRIPTION VALVE BODY 2750 ADAPTER BASE 1" 2-1/2 INCH - 8 QUICK CONNECT 68104526 K4560090-HF PISTON ASSEMBLY F/ 2750 HWBP DOWN FLOW 68104599 K4560365 DRAIN FLOW CONTROLLER 3/4"... -
Page 42: Replacement Parts - 1600 Brine System
Replacement Parts - 1600 Brine System 1600 INJECTOR & BRINE VALVE ASSEMBLY ITEM NO. ORDERING CODE DESCRIPTION 68104482 K4560020-25 BRINE FLOW CONTROL ASSEMBLY .25 GPM F/1600/3600 68104483 K4560020-50 BRINE FLOW CONTROL ASSEMBLY .50 GPM F/1600/3600 68104484 K4560022-100 BRINE FLOW CONTROL ASSEMBLY 1.0 GPM F/5600/9000 68104490 K4560029 BRINE VALVE SHORT STEM 1600/ NO FLOW CONTROLLER 68104493... -
Page 43: Replacement Parts - 1650 Brine System
Replacement Parts - 1650 Brine System 1650 INJECTOR & BRINE VALVE ASSEMBLY ITEM NO. ORDERING CODE DESCRIPTION 68104474 K4560010-100 BLFC 1650 1.0 GPM PLASTIC 68104475 K4560010-50 BLFC 1650 .50 GPM PLASTIC 68104476 K4560011 BRINE VALVE 1650 68104477 K4560011-020 BRINE VALVE 1650 0.50 GPM 68104478 K4560011-030 BRINE VALVE 1650 1.0 GPM 68104321... -
Page 44: Replacement Parts - 1" Electronic Plastic Turbine Meter Assembly
Replacement Parts - 1" Plastic Electronic Turbine Meter Assembly 1 INCH PLASTIC ELECTRONIC TURBINE METER ASSEMBLY ITEM NO. ORDERING CODE DESCRIPTION 68104734 K4561560-01 METER ASSEMBLY ELECTRONIC TURBINE COMPLETE WITH 1" MNPT PLASTIC 68104435 K4541241-01 PLUMBING ADAPTOR PLASTIC 1" MNPT 68110409 41596 PLUMBING ADAPTOR BRASS 1"... -
Page 45: Replacement Parts- 1" Stainless Steel Electronic Meter
Replacement Parts - 1" Stainless Steel Mech/Electronic Meter 1 INCH STAINLESS STEEL METER ASSEMBLY ITEM NO. ORDERING CODES DESCRIPTION 68104752 K4561932-10 METER ASSEMBLY COMPLETE 1" STAINLESS STEEL MECH/ELEC STD RANGE 68104753 K4561932-11 METER ASSEMBLY COMPLETE 1" STAINLESS STEEL MECH/ELEC EXT RANGE 68110068 K4561936 METER DOME PLASTIC FOR 1"... -
Page 46: Troubleshooting
Troubleshooting Problem Cause Correction Water conditioner Electrical service to unit has been Assure permanent electrical service (check circuit breaker, GFCI, fails to regenerate interrupted fuse, plug, pull chain, or switch) Controller is defective Replace controller Power failure Reset time of day Softener delivers By-pass valve is open Close by-pass valve... - Page 47 Push correct system settings in Master Settings System Type Mismatch not match on Network Microcontroller Error Calibration or manufacturing test was Contact your Watts representative not performed 100 Days Without Regen 100 Days have expired without a regeneration Trigger a manual regeneration...
- Page 48 Troubleshooting - SXT Controller Error Codes Error Code Error Type Cause Reset and Recovery Cam Sense The valve drive Unplug the unit and examine the powerhead. Verify that all cam switches are connected to the circuit board and functioning properly. Verify that the motor and Error took longer than 6 minutes to...
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Page 49: Water Softener Flow Diagrams - Down Flow
Water Softener Flow Diagrams 1 Service Position 4 Slow Rinse Position 2 Backwash Position 5 Rapid Rinse Position 3 Brine Position 6 Brine Tank Fill Position... -
Page 50: Flow Data And Injector Draw Rates - Down Flow
Flow Data and Injector Draw Rates - Down Flow Injector Nozzle and Throat Chart for 1600 Brine Systems 1600 Brine System Standard Size Color White Blue Yellow Green... - Page 51 Notes: ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________ ________________________________________________________________________________________________________________________________________...
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Page 52: Warranty
AND FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED IN DURATION TO ONE YEAR FROM THE DATE OF ORIGINAL SHIPMENT. USA: T: (800) 659-8400 • F: (800) 659-8402 • N. Andover, MA 01845 • Watts.com Canada: T: (888) 208-8927 • F: (905) 481-2316 • Burlington, ON L7L 5H7 •...
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