Pentair FLECK 2750 Downflow Service Manual
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Pentair FLECK 2750 Downflow Service Manual

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Model 2750 Downflow
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IMPORTANT: Fill in Pertinent Information on Page 3 for Future Reference

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Summary of Contents for Pentair FLECK 2750 Downflow

  • Page 1 Model 2750 Downflow Service Manual IMPORTANT: Fill in Pertinent Information on Page 3 for Future Reference...

  • Page 2: Table Of Contents

    Table of Contents Job Specification Sheet ............................3 Installation Instructions ............................4 Start-Up Instructions .............................. 5 3200 Timer Setting Procedure ..........................6 3210 Timer Setting Procedure ..........................7 3200 & 3210 Regeneration Cycle Setting Procedure .................... 8 3200 Timer Assembly ............................10 3210 Timer Assembly ............................

  • Page 3: Job Specification Sheet

    Job Specification Sheet Job Number: __________________ Model Number: ________________ Water Hardness: ___________________ ppm or gpg Capacity Per Unit: ______________ Mineral Tank Size: ___________ Diameter: ___________ Height: Salt Setting per Regeneration: _____________________________________________ Type of Timer: 7 Day or 12 Day B. Meter Initiated Downflow: Upflow Upflow Variable...

  • Page 4: Installation Instructions

    Installation Instructions WATER PRESSURE: A minimum of 20 pounds of water pressure (1.4 bar) is required for regeneration valve to operate effectively. ELECTRICAL FACILITIES: An uninterrupted alternating current (A/C) supply is required. Note: Other voltages are available. Please make sure your voltage supply is compatible with your unit before installation. EXISTING PLUMBING: Condition of existing plumbing should be free from lime and iron buildup.

  • Page 5: Start-Up Instructions

    Start-Up Instructions The water softener should be installed with the inlet, outlet, and drain connections made in accordance with the manufacturer’s recommendations, and to meet applicable plumbing codes. Turn the manual regeneraton knob slowly in a clockwise direction until the program micro switch lifts on top of the first set of pins.

  • Page 6: 3200 Timer Setting Procedure

    3200 Timer Setting Procedure How To Set Days On Which Water Conditioner Is To Regenerate (Figure 2): Rotate the skipper wheel until the number “1” is at the red pointer. Set the days that regeneration is to occur by sliding tabs on the skipper wheel outward to expose trip fingers.

  • Page 7: 3210 Timer Setting Procedure

    3210 Timer Setting Procedure Typical Programming Procedure How To Manually Regenerate Your Water Conditioner At Any Time: Calculate the gallon capacity of the system, subtract the necessary reserve requirement and set the gallons Turn the manual regeneration knob clockwise. available opposite the small white dot on the program This slight movement of the manual regeneration wheel gear (Figure 3).

  • Page 8: 3200 & 3210 Regeneration Cycle Setting Procedure

    3200 & 3210 Regeneration Cycle Setting Procedure How To Set The Regeneration Cycle Program: The regeneration cycle program on your water conditioner has been factory preset, however, portions of the cycle or program may be lengthened or shortened in time to suit local conditions. 3200 &...
  • Page 9 Notes Page 9...

  • Page 10: 3200 Timer Assembly

    3200 Timer Assembly 61502-3200_REVA For Service Assembly Numbers, See the Back of this Manual Page 10...
  • Page 11 3200 Timer Assembly Item No. Quantity Part No. Description 1 ....1 ......13870 ......Housing, Timer, 3200 2 ....1 ......14265 ......Clip, Sping 3 ....3 ......14087 ......Insulator 4 ....1 ......10896 ......Switch, Micro 5 ....1 ......15320 ......Switch, Micro, Timer 6 ....2 ......11413 ......

  • Page 12: 3210 Timer Assembly

    3210 Timer Assembly 61502-3210_REVA For Service Assembly Numbers, See the Back of this Manual Page 12...
  • Page 13 3210 Timer Assembly Item No. Quantity Part No. Description 1 ....1 ......13870 ......Housing, Timer, 3200 2 ....1 ......13802 ......Gear, Cycle Actuator 3 ....1 ......40096-02 ....Dial 2AM Regen Assembly, Black 4 ....1 ......13886 ......Knob, 3200 5 ....4 ......13296 ......Screw, Hex Wsh, 6-20 x 1/2 6 ....2 ......11999 ......

  • Page 14: Powerhead Assembly (Designer)

    Powerhead Assembly (Designer) 61502_2510REVB For Service Assembly Numbers, See the Back of this Manual Page 14...
  • Page 15 Powerhead Assembly (Designer) Item No. Quantity Part No. Description 1 ..... 1 .......40264 ......Backplate, SS/SVO, W-T-Screws 2 ..... 1 ............3200, Timer 7 or 12 Day 3 ..... 1 .......11838 ......Power Cord 4 ..... 1 .......13547 ......Strain Relief 5 ..... 1 .......40400 ......Harness, Drive, Designer/Environmental 8 .....

  • Page 16: Environmental Powerhead Assembly

    Environmental Powerhead Assembly For Service Assembly Numbers, See the Back of this Manual Page 16...
  • Page 17 Environmental Powerhead Assembly 1 ....1 ......18697 ......Backplate, Hinged, 2900 2 ....1 ............Timer: - 3200 7 Day - 3200 12 Day - 3210 Meter 3 ....1 ......11839 ......Power Cord, 12’ Fleck 4 ....1 ......13547 ......Strain Relief, Flat Cord 5 ....1 ......40400 ......

  • Page 18: Manual Powerhead Assembly

    Manual Powerhead Assembly 60409REVA Item No. Quantity Part No. Description 1 ..... 1 .......12593 ......Backplate, Manual 2 ..... 1 .......12592 ......Bracket, Lever Position 3 ..... 1 .......12596 ......Screw, Spec Mach, 1/4 - 20 x 1/2 4 ..... 1 .......12707 ......Washer, Spring 6 .....
  • Page 19 Notes Page 19...

  • Page 20: Control Valve With 1700 Injector

    Control Valve with 1700 Injector For Service Assembly Numbers, See the Back of this Manual Page 20...
  • Page 21 Control Valve with 1700 Injector Item No. Quantity Part No. Description 1 ....1 ......14749 ......Valve Body, 2750 2 ....6 ......10545 ......Seal, Piston 3 ....5 ......11451 ......Spacer, 12 Hole 16589 ......Spacer, HW 4 ....1 ......14451 ......Piston, 2750 5 ....1 ......14452 ......

  • Page 22: 1600 Series Brine System Assembly

    1600 Series Brine System Assembly Item No. Quantity Part No. Description 1 ....1 ......10328 ......Elbow, 90 Deg. 1/4 NPT x 3/8 Tube 2 ....1 ......12767 ......Screen, Brine 3 ....2 ......10332 ......Fitting, Insert, 3/8 4 ....3 ......10329 ......Fitting, Tube, 3/8 Nut, Brass 5 ....3 ......10330 ......

  • Page 23: 1650 Brine System Assembly

    1650 Brine System Assembly 60011_REVC Item No. Quantity Part No. Description 1 ....1 .........10329 ......Fitting, Tube, 3/8 Nut, Brass 2 ....1 .........10330 ......Fitting, Sleeve, 3/8 Celcon 3 ....3 .........10332 ......Fitting, Insert, 3/8 4 ....1 .........12767 ......Screen, Brine 5 ....

  • Page 24: 1700 Series Brine System Assembly

    1700 Series Brine System Assembly For Service Assembly Numbers, See the Back of this Manual Page 24...
  • Page 25 1700 Series Brine System Assembly Item No. Quantity Part No. Description 1 ..... 1 .......14792 ......Plug, End, Brine Valve 2 ..... 1 .......13201 ......Quad Ring, -020 3 ..... 1 .......12085 ......Washer, Flow, 1.2 GPM ....... 1 .......12086 ......Washer, Flow, 1.5 GPM .......

  • Page 26: 1710 Brine System Assembly

    1710 Brine System Assembly 60604_REVF Item No. Quantity Part No. Description 1 ..... 1 .......41202 ......Brine Valve, 1700, Plastic, Top 2 ..... 1 .......14785-01 ....Retainer, Flow Control 3 ..... 1 .......14811 ......O-Ring, -210, 560CD, Brine 4 ..... 1 .......14798 ......Spacer, 1700, Brine 5 .....

  • Page 27: 1" Meter Assembly

    1” Meter Assembly 60391REVD Item No. Quantity Part No. Description 1 ....1 ......14959 ......Body, Meter, 2750 2 ....1 ......13882 ......Post, Meter Impeller 3 ....1 ......13509 ......Impeller, Meter 4 ....1 ......13847 ......O-ring, -137, Std/560CD, Meter 5A....1 ......15218 ......Meter Cap Assembly, Brass, Hot Water 5B ....1 ......15237 ......

  • Page 28: 1600 Service Valve Operator (Old Style)

    1600 Service Valve Operator (Old Style) 60150_REVA Item No. Quantity Part No. Description 1 ..... 1 .......11749 ......Guide, Brine Valve Stem 2 ..... 1 .......10250 ......Ring, Retaining 3 ..... 1 .......10249 ......Spring, Brine Valve 4 ..... 1 .......12550 ......Quad Ring, -009 5 .....

  • Page 29: 1600 Service Valve Operation (New Style)

    1600 Service Valve Operator (New Style) 60150REVA Item No. Quantity Part No. Description 1 ....1 ......11749 ......Guide, Brine Valve Stem 2 ....1 ......10250 ......Ring, Retaining 3 ....1 ......10249 ......Spring, Brine Valve 4 ....1 ......12550 ......Quad Ring, -009 5 ....2 ......10785 ......

  • Page 30: 2310 Safety Brine Valve

    2310 Safety Brine Valve Item No. Quantity Part No. Description 1 ....1 ......19645 ......Body, Safety Brine Valve, 2310 2 ....1 ......19803 ......Safety Brine Valve Assy 3 ....1 ......19804 ......Screw, Sckt Hd, Set, 10-24 x .75 4 ....1 ......19805 ......Nut, Hex, 10-24, Nylon Black 5 ....1 ......19652-01 ....
  • Page 31 Notes Page 31...

  • Page 32: Troubleshooting

    Troubleshooting Problem Cause Correction 1. Water conditioner fails to A. Electrical service to unit has A. Assure permanent electrical service regenerate. been interrupted (check fuse, plug, pull chain, or switch) B. Timer is defective. B. Replace timer. C. Power failure. C.

  • Page 33: General Service Hints For Meter Control

    Troubleshooting Problem Cause Correction 8. Softener fails to draw brine. A. Drain line flow control is A. Clean drain line flow control. plugged. B. Injector is plugged. B. Clean injector C. Injector screen plugged. C. Clean screen. D. Line pressure is too low. D.

  • Page 34: Water Conditioner Flow Diagrams

    Water Conditioner Flow Diagrams Page 34...
  • Page 35 Water Conditioner Flow Diagrams Page 35...

  • Page 36: Flow Data & Injector Draw Rates

    Flow Data & Injector Draw Rates Page 36...

  • Page 37: System #4 Typical Tank Installation With Optional Meter

    System #4 Typical Tank Installation with Optional Meter System #5 Interlock - Typical Twin Tank Installation with Optional 2 Meter Interlock and No Hard Water Bypass Page 37...

  • Page 38: System #6 Twin Series Regeneration Installation With A Remote Meter

    System #6 Twin Series Regeneration Installation with a Remote Meter System #7 - Twin Alternator Installation with a Remote Meter Page 38...

  • Page 39: System #4 Immediate Delayed Valve Wiring

    System #4 Immediate & Delayed Valve Wiring Page 39...

  • Page 40: System #4 Remote Signal Start Valve Wiring

    System #4 Remote Signal Start Valve Wiring Page 40...

  • Page 41: System #5 Duplex Valve Wiring

    System #5 Duplex Valve Wiring 40502-01_REVB 40502-02_REVB Page 41...

  • Page 42: System #6 Duplex Valve Wiring

    System #6 Duplex Valve Wiring 13632-01_REVK 13632-02_REVL Page 42...

  • Page 43: System #7 Duplex 24V/120V 3-Way Valve Wiring

    System #7 Duplex 24V/120V 3-Way Valve Wiring 19138-01_REVD 19138-02_REVD Page 43...

  • Page 44: System #7 Duplex 230V 3-Way Valve Wiring

    System #7 Duplex 230V 3-Way Valve Wiring 17727-01_REVD 17727-02_REVD Page 44...

  • Page 45: Service Assemblies

    Service Assemblies 24 Hour Gear Assembly: Piston Assemblies: 19205....Gear Assy, 24 Hour, Silver, 5600, 12AM 60090-HF..Piston Assy, 2750/2900 60519-02 ..Gear Assy, 24 Hour, 2 Times a Day Regen 60091-HF..Piston Assy, 2750, Hot Water 60519-03 ..Gear Assy, 24 Hour, 3 Times a Day Regen 60101-00 ..
  • Page 46 P/N 42327 Rev. B 9/30/08...

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