Lancaster LX15 Series Installation, Operating And Service Manual
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Lancaster LX15 Series Installation, Operating And Service Manual

Electronic water softener with the x-factor control valve. commercial series
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INSTALLATION, OPERATING AND
SERVICE MANUAL
ELECTRONIC WATER SOFTENER WITH
THE X-FACTOR CONTROL VALVE
COMMERCIAL SERIES
LX15, LX2 & LX2QC
Congratulations on purchasing your new Lancaster Water Softener. This unit is designed to give
you many years of trouble free service. When installed in accordance with the following instructions
and if given reasonable care, clear-soft water will be the result. For servicing and future inspection
purposes, please file this booklet with your important documents.
In the event that you need assistance for servicing your water softener, please first contact the
professional contractor who installed the system.
PAGE 1

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  • Page 1 COMMERCIAL SERIES LX15, LX2 & LX2QC Congratulations on purchasing your new Lancaster Water Softener. This unit is designed to give you many years of trouble free service. When installed in accordance with the following instructions and if given reasonable care, clear-soft water will be the result. For servicing and future inspection purposes, please file this booklet with your important documents.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS Job Specifications ......................... 2 Inspection, Resin Loading and Assembly ..................3 Pre-Installation Review ......................... 4 General Installation and Service Warnings .................. 4 Bypass Valve Operation ....................... 5 Installation Instructions, Diagrams ....................6-9 Placing Softener into Service ....................... 10 General Operation ........................

  • Page 3: Inspection, Resin Loading And Assembly

    INSPECTION, RESIN LOADING AND ASSEMBLY Commercial water softeners are shipped in multiple cartons: - mineral tank with bottom distributor and riser pipe - brine tank assembly - control valve with meter - optional alternator valve or no hard water bypass valve - bag(s) of gravel support bed (for 21"...

  • Page 4: Pre-Installation Review

    GENERAL INSTALLATION PRE-INSTALLATION AND SERVICE WARNINGS REVIEW The control valve and fittings are not designed to support WATER QUALITY: If sand or sediment is present in the weight of the system or the plumbing. the water supply, a sediment filter should be installed ahead of the water softener.

  • Page 5: Bypass Valve Operation

    BYPASS VALVE NORMAL OPERATION BYPASS OPERATION BYPASS VALVE BYPASS VALVE CLOSED OPEN INLET VALVE OUTLET VALVE INLET VALVE OUTLET VALVE OPEN OPEN CLOSED CLOSED DIAGNOSTIC MODE BYPASS VALVE OPEN INLET VALVE OUTLET VALVE OPEN CLOSED Normal Operation: Water flows through the control valve during service and also allows the control valve to isolate the media bed during the regeneration cycle.

  • Page 6: Installation Instructions, Diagrams

    BRINE LINE FITTING CONNECTIONS Note that 1/2” O. D. brine tube runs longer than 6 feet may restrict draw rates for LX15 series softeners using 21” or larger diameter mineral tanks. Locate brine tank as close as possible to softener. Increase brine tubing size to 5/8”...
  • Page 7 Series LX15 Injector LXCV15 Control Valve Inlet 1 1/2 Thread Specific model overall dimensions 1.93 TOT C L are available- Consult factory. 1.86 Outlet 1 1/2 Thread Drain Flow Control Regenerant Drain Port 1 1/4 NPT 8.60 6.44 3.25 3.25 1.50 4-8 UN Series LX2...
  • Page 8 SINGLE: ONE WATER SOFTENER WITH METER, ONE BRINE TANK. REGENERATION INITIATION CHOICES: METER IMMEDIATE, METER DELAYED, METER DELAYED + IMMEDIATE, DAYS OVERRIDE (1-28), AUXILIARY INPUT (SEE CUSTOM PROGRAMMING AND APPLICATION MANUAL). BYPASS VALVE INLET OUTLET VALVE VALVE FLEXIBLE CONNECTORS UNION TYPE CONNECTORS ARE RECOMMENDED ARE RECOMMENDED BETWEEN...
  • Page 9 TYPICAL TWIN PARALLEL SYSTEM INSTALLATION DIAGRAM TWIN PARALLEL: TWO IDENTICAL SOFTENERS, EACH WITH ITS OWN METER, ONLY ONE BRINE TANK. METER DELAYED REGENERATION USED WITH OFFSET REGENERATION TIMES. BOTH WATER SOFTENERS ARE ONLINE FOR DOUBLE THE SERVICE FLOW RATE AND EXCHANGE CAPACITY OF A SINGLE WATER SOFTENER. BYPASS VALVE OPTIONAL OPTIONAL...

  • Page 10: Placing Softener Into Service

    PLACING SOFTENER INTO SERVICE Do not add salt to the brine tank yet. Do not plug the transformer into the receptacle yet. Make sure inlet and outlet valves are to their closed positions. If using optional bypass, open bypass valve. Turn on main water supply. Open a cold water faucet.

  • Page 11: Set Time Of Day

    SET TIME OF DAY Current time of day needs to be entered during initial installation, and adjusted when daylight saving time begins or ends. If an extended power outage occurs and depletes the on-board non-rechargeable coin cell battery, when power resumes the time of day should be reset and battery replaced.

  • Page 12: Low Battery

    STEP 5 – Next Regeneration Time (minutes): Set the minutes of day for regeneration using STEP 5 buttons. Press to return to normal operation. Press to return to NEXT REGEN previous step. RETURN TO NORMAL MODE LOW BATTERY A non-rechargeable coin cell battery is located on the circuit board, used only to maintain the time of day during power outages (all other information will be stored in memory no matter how long the power outage).

  • Page 13: Specifications

    X FACTOR COMMERCIAL SERIES GENERAL SPECIFICATIONS Operating Pressure; 20 to 125 Min to Max (PSI) CAUTION: the softener cannot be subject to a vacuum due to loss of pressure (such as a water main break or submersible well pump check valve failure). Water Operating Temp;...

  • Page 14: Parts Diagrams

    4740 BRINE VALVE ASSEMBLY FOR MODELS LX15-90 thru LX15-300 LX2-120 thru LX2-300 LX2QC-120 thru LX2QC-300 Drawing No. Order No. Description Quantity Safety Brine Valve with H4600 with H4650 ½” Elbow & Polytube Insert 10151 H4640-9.5 Float Assembly 494 1" Commercial Air Check Assembly (uncut H4500-48 length) ½”...
  • Page 15 X-FACTOR FRONT COVER AND DRIVE ASSEMBLY Drawing No. Order No. Description Quantity V3692-02LW LP Front Cover Assembly V3107-01 Motor V3106-01 Drive Bracket & Spring Clip V3757LP-BOARD PC Board V3110 Drive Gear 12x36 V3109 Drive Gear Cover When replacing the battery, align Correct positives and push down to fully seat.
  • Page 16 LX15 SERIES LXCV15 Control Valve Drive Cap Assembly, Downflow Piston, Regenerant Piston, Spacer Stack Assembly and Main Body Drawing No. Order No. Description Quantity V3004 Drive Cap Assembly V3135 O-ring 228 V3407 Piston Downflow Assembly V3174 Regenerant Piston V3423 Backplate Dowel...
  • Page 17 LX2 SERIES LXCV2 Control Valve Drive Cap Assembly, Downflow Piston, Regenerant Piston, Spacer Stack Assembly and Main Body Drawing No. Order No. Description Quantity V3726 Brine Piston Assembly V3725 Piston Downflow Assembly V3452 O-ring 230 V3728 Drive Cap Assembly V3724 Washer Flat SS 1/4 V3642 Bolt BHCS S/S 1/4-20X1.25...
  • Page 18 LX2QC SERIES LXCV2QC Quick Connect Control Valve Drive Cap Assembly, Downflow Piston, Regenerant Piston, Spacer Stack Assembly and Main Body Drawing No. Order No. Description Quantity V3726 Brine Piston Assembly V3725 Piston Downflow Assembly V3452 O-ring 230 V3728 Drive Cap Assembly V3724 Washer Flat SS 1/4 V3642...
  • Page 19 LX2QC SERIES V3064 4 Inch Base Asy Drawing No. Order No. Description Quantity V3202-01 Base V3281 O-Ring 348 V3055 Flange Base Asy Drawing No. Order No. Description Quantity V3444 Screw Hexcap 5/16-18 x 2 SS V3293 Washer SS 5/16 Flat V3445 Washer Split Lock 5/16 SS V3447...
  • Page 20 LX15 SERIES LXCV15 Injector Valve Body, Refill Flow Control and Injector Drawing No. Order No. Description Quantity V3967 Injector Body, Welded Assembly V3441 O-ring -226 V3968*** Injector Feed Tube V3177-01 Injector Screen V3969**** Injector Draw Tube V4349 Injector Cap (V3176 on valves prior to 4./5/2020)
  • Page 21 LX2 & LX2QC SERIES LXCV2 and LXCV2QC Injector Valve Body, Refill Flow Control and Injector Drawing No. Order No. Description Quantity V3477 Injector Cap V3152 O-Ring 135 V3727 Injector Body Assembly See page 22 Injector V3731 Inj Draw Tube Down Assembly V3730 Inj Feed Tube Down Assembly V3315...
  • Page 22 LXCV15 (1.5” Gen 2) Injectors Drawing Nozzle Typical Tank Order No. Description Quantity Color Diameter 1.730 2.075 V3010-15B 1.5 Injector Asy B Violet 12” V3010-15C 1.5 Injector Asy C 13” Colored V3010-15D 1.5 Injector Asy D White 14” Black For 1” and 1.25 V3010-15E 1.5 Injector Asy E Blue...
  • Page 23 Drain Line Flow Controls Page 40 WS1.5", 2" and 2"QC Drawings and Service Manual See drain line flow control washer section for available flow selections. Drain Line Flow Controls Inline Plastic, 9 - 25 GPM PVC Elbow, 0.7-10 GPM All drain line Á ow control housings are shipped without Á ow control washers. Item Part# Description...
  • Page 24 Drain Line Flow Control Washers Drain Line Flow Controls Order No. Description V3162-007 0.7 GPMDrain line flow control V3162-XXX V3162-010 1.0 GPMDrain line flow control V3162-xx Flow Rate V3162-013 1.3 GPMDrain line flow control Identi cation V3162-017 1.7 GPMDrain line flow control 5/8"...
  • Page 25 Meter Assembly for 1.5” and 2” Valves Page 42 WS1.5", 2" and 2"QC Drawings and Service Manual Note: Be sure the proper meter size is programmed in the software. Standard meter cable used for spacing up to 3” between valve body and meter body, longer distance requires longer Meter Assembly for WS1.5 and WS2 Valves cable # V3221.

  • Page 26: Service Instructions

    Service Instructions 1) Drive Assembly Disassembly and Inspection: Remove the valve cover to access the drive assembly. The drive brac ket must be removed to access the drive cap assembly and the piston or the drive gear cover. It is not necessary to remove the PC board from the drive bracket to remove the drive bracket.
  • Page 27 Replace the motor if necessary. Do not lubricate the motor or the gears. To reinstall the motor, move the spring clip loop to the right and hold. Gently turn the motor while inserting so that the gear on the motor meshes with the gears under the drive gear cover.
  • Page 28 3) Main Piston and Regenerant Piston Disassembly and Inspection: Attached to the drive cap assembly is the main piston and depending on the configuration, a regenerant piston. The regenerant piston (the small diameter one behind the main piston) is removed from the main piston by unsnapping it from its disassembly latch.
  • Page 29 5) Injector Cap, Screen, Injector Plug and Injector Disassembly and Inspection: LXCV15 Body and LXCV2/LXCV2QC The injector can be accessed at the back of the valve by removing the threaded injector cap. The cap is removed by using the V3193-02 service wrench (figure 1). Once the cap is removed: •...

  • Page 30: Troubleshooting

    TROUBLESHOOTING Problem Possible Cause Solution a. No power at electric outlet a. Repair outlet or use working outlet b. Control valve Power Adapter not plugged b. Plug Power Adapter into outlet or into outlet or power cord end not connect power cord end to PC Board connected to PC board connection connection 1.
  • Page 31 Problem Possible Cause Solution a. Bypass valve is open or faulty a. Fully close bypass valve or replace b. Media is exhausted due to high water b. Check program settings or diagnostics usage for abnormal water usage c. Meter not registering c.
  • Page 32 Problem Possible Cause Solution a. Motor not inserted full to engage pinion, a. Disconnect power, make sure motor is motor wires broken or disconnected fully engaged, check for broken wires, make sure two pin connector on motor is connected to the two pin connection on the PC Board labeled MOTOR.
  • Page 33 Problem Possible Cause Solution a. Drive bracket not snapped in properly a. Snap drive bracket in properly then and out enough that reduction gears and Press NEXT and REGEN buttons for 17. Error – 104 = Control valve motor ran drive gear do not interface 3 seconds to resynchronize software too long and timed out trying to reach home...
  • Page 34 NOTES PAGE 34...
  • Page 35 PAGE 35...
  • Page 36 A DIVISION OF C-B TOOL CO. 1340 MANHEIM PIKE ● LANCASTER PA 17601-3196 ● TEL:717-397-3521 ● FAX: 717-392-0266 www.lancasterwatergroup.com ● E-mail: info@lancasterwatergroup.com 4/20 PAGE 36...

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Lx2 seriesLx2qc series

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