Lancaster Water Treatment 7-LECS-50 Installation, Operating And Service Manual

Electronic water softener with the 2000s super valve

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INSTALLATION, OPERATING
AND SERVICE MANUAL
ELECTRONIC WATER SOFTENER
7-LECS-50
7-FESLES-24
7-FESLES-32
7-FESLES-45
7-FESLES-60
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.
WITH THE 2000S
SUPER VALVE
7-LECS-75
7-LES-75
7-LES-100
7-LES-150
7-LES-200
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PAGE 1
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Summary of Contents for Lancaster Water Treatment 7-LECS-50

  • Page 1 AND SERVICE MANUAL ELECTRONIC WATER SOFTENER WITH THE 2000S SUPER VALVE 7-LECS-50 7-LECS-75 • • • •• •• • • • • • • • •• • • • • • • • • • • • • • • • • •...
  • Page 2: Operating Parameters

    OPERATING PARAMETERS Minimum / Maximum Operating Pressures 20 psi (138 kPa) - 125 psi (862 kPa) Minimum / Maximum Operating Temperatures 40°F (4°C) - 110°F (43°C) Supply Voltage/ Frequency 120V AC/ 60 Hz Other Options Available Power Consumption 9.5 W Output Voltage 12V AC Output Current...
  • Page 3: Programming The Control Valve

    FIGURE 1 FIGURE 1 TO INSTALL 5/8” POLY TUBE DRAIN LINE: The poly tube insert is shipped attached to the drain line elbow’s locking clip. Press the insert into the drain line (5/8” poly tube not included). Loosen nut of the drain line elbow. Press 5/8” poly tube with insert into the drain line elbow until it seats on the back of the fitting.
  • Page 4 ADDITIONAL PROGRAMMING INFORMATION AVAILABLE FROM  LANCASTER WATER TREATMENT UPON REQUEST.  SET HARDNESS, DAYS OVERRIDE & REGENERATION TIME STEP 1 SET HARDNESS, DAYS OVERRIDE & REGENERATION TIME ▲ ▼ NEXT REGEN STEP 1: Press NEXT and ▲ simultaneously for 3 seconds.
  • Page 5: Bypass Valve

    OPTIONAL MAINTENANCE WRENCH Part Number V3193 Although no tools are necessary to assemble the valve, the optional maintenance wrench (shown in various positions on the valve) may be purchased to aid in assembly or disassembly. Loosens Drain Nut In Polytube Applications Loosens Injector And Bypass Caps Loosens Quick...
  • Page 6: Drive Assembly

    SERVICE INSTRUCTIONS DRIVE ASSEMBLY: Remove the valve cover to access the drive assembly. Disconnect the power source plug (black wire) from the PC board prior to disconnecting the motor plug from the PC board. The motor plug connects to the two-pin jack on the left-hand side of the PC board. The power source plug connects to the four-pin jack.
  • Page 7: Drive Cap Assembly, Main Piston And Regenerant Piston

    DRIVE CAP ASSEMBLY, MAIN PISTON AND REGENERANT PISTON: The drive assembly must be removed to access the drive cap assembly. The drive cap assembly must be removed to access the piston(s). The drive cap assembly is threaded into the control valve body and seals the o-ring. To remove the drive cap assembly use the optional maintenance wrench or insert a ¼”...
  • Page 8: Injector Cap, Screen, Injector Plug And Injector

    INJECTOR CAP, SCREEN, INJECTOR PLUG AND INJECTOR: Unscrew the injector cap and lift off. Loosen cap with optional maintenance wrench or pliers if necessary. A screen is attached to the injector cap. Remove the screen and clean if fouled. The plug and/or injector can be pried out with a small screwdriver. The plug can be wiped clean. If the plug leaks replace the entire plug.
  • Page 9: Drive Cap Assembly, Downflow Piston, Regenerant Piston And Spacer Stack Assembly

    Output Current 500 mA 500 mA When replacing the battery, align positives and push down to fully seat. Correct Battery WS1TC & WS1.25 TC Manual Battery replacement is Page 13 FRONT COVER AND DRIVE ASSEMBLY Orienta- 3 volt lithium coin cell tion type 2032.
  • Page 10 WATER METER AND METER PLUG WS1 & WS1.25 Drawings & Service Manual Item No. Quantity Part No. Description Drain Line – 3/4” Drawing No. Order No. Description Quantity V3151 Nut 1” QC H4615 Elbow Locking Clip PKP10TS8-BULK Polytube insert 5/8 Option V3192 V3003*...
  • Page 11 PARTS            V3007 1” PVC Male NPT Elbow Assembly Standard  Item No. Quantity Part No. Description V3151 Nut 1” Quick Connect  V3150 Split Ring   V3105 O-Ring 215 ...
  • Page 12: Troubleshooting Procedures

    TROUBLESHOOTING PROCEDURES PROBLEM POSSIBLE CAUSE SOLUTION a. Transformer unplugged a. Connect power 1. Timer does not display time of b. No electric power at outlet b. Repair outlet or use working outlet day. c. Defective transformer c. Replace transformer d. Defective PC board d.

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