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Pentair FLECK 2815 - User Manual

Pentair FLECK 2815
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waterpurification.pentair.com
FLECK 2815
WATER SOFTENER OR FILTER CONTROL VALVE
SERVICE MANUAL

Questions and Answers

  • A
    Alyssa BeckerAug 16, 2025
    Why is my Pentair Water Filtration System using too much salt?
    • P
      Pamela TylerAug 16, 2025
      Your Pentair Water Filtration System might be using too much salt due to an improper salt setting. Check the salt usage and salt setting. Another possible cause is excessive water in the brine tank; in this case, refer to the troubleshooting steps for 'Excessive water in brine tank'.
  • A
    amandasimpsonAug 19, 2025
    What to do if my Pentair Water Filtration System has hard water?
    • M
      Mary WilliamsAug 19, 2025
      If you're experiencing hard water with your Pentair Water Filtration System, several factors could be the cause. First, ensure the by-pass valve is closed. Check that there is enough salt in the brine tank, maintaining the salt level above the water level. Also, the injector screen might be plugged, so clean it. Ensure sufficient water is flowing into the brine tank; check the brine tank fill time and clean the brine line flow control if it's plugged. If you have hot water tank hardness, repeated flushings of the hot water tank may be required. Check for leaks at the distributor tube, ensuring it is not cracked and inspecting the o-ring and tube pilot. Finally, there may be an internal valve leak, in which case you should replace the seals and spacers and/or piston.
  • A
    Ashley GarciaAug 22, 2025
    How to fix loss of water pressure in Pentair Water Filtration System?
    • A
      Alexander MillerAug 22, 2025
      A loss of water pressure in your Pentair Water Filtration System could be due to iron buildup in the line to the water conditioner, so clean the line. Another cause could be iron buildup in the water conditioner itself; clean the control, add mineral cleaner to the mineral bed, and increase the frequency of regeneration. Also, the inlet of the control might be plugged due to foreign material broken loose from pipes, remove the piston and clean the control.
  • C
    Christopher StevensonAug 25, 2025
    What to do if Pentair Water Filtration System fails to regenerate?
    • R
      Rachael MossAug 26, 2025
      If your Pentair Water Filtration System fails to regenerate, it could be due to a few reasons. Check that the electrical service to the unit has not been interrupted by checking the fuse, plug, pull chain, or switch. If the timer is defective, replace it. If there was a power failure, reset the time of day.
  • P
    phillipschristineAug 27, 2025
    Why Pentair Water Filtration System has excessive water in brine tank?
    • A
      anthonybernardAug 28, 2025
      Excessive water in the brine tank of your Pentair Water Filtration System can be caused by a plugged drain line flow control, so you should clean the flow control. Another cause is a plugged injector system, thus clean the injector and screen. The timer might not be cycling, in that case replace the timer. Foreign material in the brine valve or brine line flow control can also be the issue, so replace the brine valve seat and clean the valve, and clean the brine line flow control.
  • D
    Debbie SimmonsAug 31, 2025
    How to fix Pentair Water Filtration System that won't draw brine?
    • K
      Kimberly RamseyAug 31, 2025
      If your Pentair Water Filtration System isn't drawing brine, start by checking if the drain line flow control is plugged and clean it. Also, the injector or injector screen might be plugged, clean the injector and the screen. Ensure that the line pressure is not too low; increase it to 20 psi. An internal control leak could also be the problem, change the seals, spacers, and piston assembly. Finally, the service adapter may not have cycled, check the drive motor and switches.
  • N
    nporterSep 2, 2025
    Why does my Pentair Water Filtration System drain flow continuously?
    • A
      Ashley GonzalezSep 3, 2025
      Continuous drain flow in your Pentair Water Filtration System can occur if the valve is not positioning correctly. Check the timer program and positioning of control, and replace the power head assembly if it's not positioning properly. Foreign material in the control can also cause this issue; remove the power head assembly and inspect the bore, remove any foreign material, and check the control in various regeneration positions. Another cause can be internal control leak, so replace the seals and piston assembly.
  • J
    Jacqueline CalderonSep 6, 2025
    What causes mineral loss through drain line in Pentair Water Filtration Systems?
    • E
      eleeSep 6, 2025
      Loss of mineral through the drain line in your Pentair Water Filtration System can be due to air in the water system. Ensure that the well system has a proper air eliminator control and check for a dry well condition. Another cause may be an improperly sized drain line flow control. Check for proper drain rate.
  • K
    Kelli ThomasSep 8, 2025
    Why is there iron in the conditioned water from my Pentair Water Filtration System?
    • A
      Amanda SmithSep 8, 2025
      Iron in the conditioned water from your Pentair Water Filtration System might be due to a fouled mineral bed. Check the backwash, brine draw, and brine tank fill. You may need to increase the frequency of regeneration and the backwash time.
  • D
    Darrell GrantSep 12, 2025
    Why does my Pentair Water Filtration System control cycle continuously?
    • D
      David MillerSep 12, 2025
      A Pentair Water Filtration System control that cycles continuously is likely due to a misadjusted, broken, or shorted switch. Determine if the switch or timer is faulty and replace it, or replace the complete power head.

Summary

OPERATING PARAMETERS

INSTALLATION

Installation Locations

Guides for proper placement and bypass valve installation.

START-UP INSTRUCTIONS (ELECTROMECHANICAL TIMER ONLY)

3200 TIMER SETTING PROCEDURE

How To Set Days On Which Water Conditioner Is To Regenerate

Adjusting regeneration schedule using skipper wheel tabs.

How To Set The Time Of Day

Setting the current time on the 3200 timer.

How to Adjust Regeneration Start Time

Modifying the programmed regeneration start time.

3210 TIMER SETTING PROCEDURE

Typical Programming Procedure

Calculating and setting system capacity on the program wheel.

How To Set The Time Of Day

Setting the current time on the 3210 timer.

3200, 3210 REGENERATION CYCLE SETTING PROCEDURE

How To Set The Regeneration Cycle Program

Adjusting regeneration cycle timing by moving pins.

How To Change The Length Of The Backwash Time

Modifying backwash duration using pins.

How To Change The Length Of The Brine And Rinse Time

Adjusting brine and slow rinse duration with holes.

How To Change The Length Of Rapid Rinse

Modifying rapid rinse duration using pins.

How To Change The Length Of Brine Tank Refill Time

Adjusting brine tank refill duration using pins.

3200 TIME CLOCK TIMER ASSEMBLY

3210 METER DELAYED TIMER ASSEMBLY

SXT TIMER ASSEMBLY

XTR2 TIMER ASSEMBLY

2815 ELECTROMECHANICAL CONTROL VALVE ASSEMBLY

2815 SXT CONTROL VALVE ASSEMBLY

2815 XTR2 CONTROL VALVE ASSEMBLY

2815 VALVE ACCESSORIES

Covers

Available cover options for the valve.

Meter Assemblies

Various meter assembly kits and fittings.

Meter Cables Assemblies

Different lengths and types of meter cables.

Housing

Internal DLFC housing part.

Retainers

Retainer assemblies for different flow rates.

Washers

Flow rate specific washers.

2815 VALVE ASSEMBLIES

Injector Assemblies

Various injector sizes and kits.

Injector Screen

Replacement screen for injectors.

Brine Valves

Different flow rate brine valves.

Program Wheel

Replacement program wheels for timers.

Powerhead;Timer Assemblies

Complete timer and powerhead units.

Timer Motors

Replacement timer motors.

Auxiliary Switch Kits

Switch kits for timer auxiliaries.

Power Supplies

AC and international DC power supplies.

Drive Moter Assemblies

Motor drive assemblies for the valve.

No Hard Water (NHWBP) Piston Conversion Kits

Kits for converting to no hard water bypass.

Filter Conversion Parts

Parts for filter conversion kits.

2815 CONTROL VALVE ASSEMBLY

DLFC INSERT OPTIONS

FILTER CONVERSION KIT

KIT, WIRE HARNESS, DC

1720 BRINE SYSTEM ASSEMBLY

1-1;2 INCH STAINLESS STEEL METER ASSEMBLY

2310 SAFETY BRINE VALVE

2350 SAFETY BRINE VALVE

TROUBLESHOOTING

WATER CONDITIONER FLOW DIAGRAMS

Service Position

Water flow path during normal service operation.

Backwash Position

Water flow path during backwash cycle.

Brine Position

Water flow path during brine draw.

Slow Rinse Position

Water flow path during slow rinse cycle.

Rapid Rinse

Water flow path during rapid rinse cycle.

Brine Tank Refill Position

Water flow path for refilling brine tank.

FLOW DATA & INJECTOR DRAW RATES

DIMENSIONS

DIMENSIONS CONTINUED

DIMENSIONS CONTINUED

SYSTEM #4

WIRING: 2815 Electromechanical

2815, Electromechanical

Wiring diagram for the electromechanical timer.

WIRING: 2815 SXT

2815, SXT

Wiring diagram for the SXT timer.

WIRING: 2815 XTR2

2815, XTR2

Wiring diagram for the XTR2 timer.

PISTON ASSEMBLY;SEAL AND SPACER CARTRIDGE REPLACEMENT

BRINE ASSEMBLY REPLACEMENT

INJECTOR REPLACEMENT

TIMER REPLACEMENT

MOTOR DRIVE ASSEMBLY REPLACEMENT

DLFC REPLACEMENT

Pentair FLECK 2815 Specifications

General IconGeneral
ModelFLECK 2815
TypeWater Softener
Control HeadFLECK 2815
Control ValveFLECK 2815
Valve MaterialNoryl
Brine TankIncluded
Media TypeResin
Inlet/Outlet1 inch
Cycle AdjustmentAdjustable
Media Capacity1 cubic foot
Operating Pressure20 - 125 PSI
Operating Temperature34 - 120 °F
Brine Tank Size18 x 33 inches
Brine Tank Capacity250 pounds

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