Pentair Fleck 7000 NXT Service Manual
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Pentair Fleck 7000 NXT Service Manual

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FLECK 7000 NXT
SERVICE MANUAL

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Summary of Contents for Pentair Fleck 7000 NXT

  • Page 1 FLECK 7000 NXT SERVICE MANUAL...

  • Page 2: Table Of Contents

    METER FLOW DATA ..............29 may damage valve components. INJECTOR FLOW DATA ............. 30 • Correct and constant voltage must be supplied to the controller to maintain proper function. SERVICE ASSEMBLIES ............31 2 • FLECK 7000 NXT Service Manual...

  • Page 3: Job Specification Sheet

    (usually solder) resulting from the installation. Close the water tap when water runs clean. 9. Make plumbing connections to valve. 10. Plug the valve into an approved power source. Make all FLECK 7000 NXT Service Manual • 3...

  • Page 4: System Configurations

    Male Socket Weld Kit PN: 1070227 - 1" Male NPT Kit PN: 1071106 PN: 1070244 PN: 1070228 - Model: K521-X200-1402F Model: K521109 3/4" Female NPT Kit PN: 1071091 - 22 mm Male Socket Weld Kit 4 • FLECK 7000 NXT Service Manual...
  • Page 5 OUTLET SHUTOFF BRINE LINE BALL VALVE INLET SHUTOFF SOLENOID OPERATED DIAPHRAGM VALVE BRINE TANK DRAIN LINE BR61689-7000-SYS67-2 Rev A RESIN TANK Figure 4 Series Regeneration / Twin Alternating Systems (Systems 6 and 7) FLECK 7000 NXT Service Manual • 5...

  • Page 6: System Definitions

    Regeneration Day Override value, the Regeneration Cycle starts if no other networked unit is in Regeneration. If other units are in regeneration, it is added to a regeneration queue. This occurs regardless of the remaining volume available. 6 • FLECK 7000 NXT Service Manual...

  • Page 7: Timer Display - Screen Examples

    4. In Service: System 5 Flow Meter Initiated (Lag Unit #3) setup is one less than the total number of valves. Two-Unit System: One network/communication cable 5#3 SRV 03:45PM Three-Unit System: Two network/communication cables VOLUME 1000 g Four-Unit Systems: Three network/communication cables FLECK 7000 NXT Service Manual • 7...

  • Page 8: Nxt Multi Language Programming Parameters And Ranges

    8 • FLECK 7000 NXT Service Manual...

  • Page 9: Master Programming Mode Flow Chart

    Auxiliary Relay Output in End 1 at 0 hours, 0 minutes, & 0 seconds NOTE: In European Units - Liters (Metric) mode, the display will be in FLECK 7000 NXT Service Manual • 9 24-hour time. Range: 00:00:00 to 18:00:00...

  • Page 10: Master Programming Guide

    Standby of all the valve(s) in the system. This option will be skipped if System 4 is selected. 1. Use Up or Down buttons to adjust this value. 2. Press the Extra Cycle button. 10 • FLECK 7000 NXT Service Manual...
  • Page 11 12 hour timekeeping. Metric will display volumes in liters and is in 24 hour timekeeping. 1. Use Up or Down buttons to adjust this value. 2. Press the Extra Cycle button. FLECK 7000 NXT Service Manual • 11...
  • Page 12 The first setting turns the output On/Off during Regeneration only. The second turns the FLOW METER: output On during Service only, every time a set volume of water 1.2 TURBINE used has accumulated. 12 • FLECK 7000 NXT Service Manual...
  • Page 13 1. Press the Shift button to select the digit you want to modify. 2. Press the Up or Down buttons to adjust this value. 3. Press the Extra Cycle button. 22. End of Master Programming Mode FLECK 7000 NXT Service Manual • 13...

  • Page 14: User Programming Mode Flow Chart

    5. Regeneration Time • Press the Shift, Up, and Down buttons to move the cursor and change the value of the numbers. • Press the Extra Cycle button. 6.End of User Programming Mode 14 • FLECK 7000 NXT Service Manual...

  • Page 15: Diagnostic Programming Guide

    NOTE: Diagnostic Mode programming will stop if the system goes into regeneration. Hours Between Last Two Regenerations The hours between the last two regenerations will be saved and displayed. 1. Depress the Extra Cycle button. FLECK 7000 NXT Service Manual • 15...

  • Page 16: Powerhead Assembly

    14 ....1 ..61920-01 ....Transformer Assy, 7000NXT, 40VA, US ......61920-02 ....Transformer Assy, 7000NXT, 40VA, Japan ......61920-03 ....Transformer Assy, 7000NXT, 40VA, Europe ......61920-04 ....Transformer Assy, 7000NXT, 40VA, Australia 15 ....1 ..19791-01 ....Meter Cable Assy, Turbine/SE 16 • FLECK 7000 NXT Service Manual...

  • Page 17: Control Valve Assembly

    ..12763-10 ....Stuffer Tool Assy, 7000 10 ....1 ..61XXX ....DLFC Assemblies ..40947-01 ....Plug, Brine Valve, w/O-ring 11 ....1 ..43776 ....O-ring, -021, 7000, CSTM ..40990-01 ....Plug, Injector, w/O-ring 12 ....2 ..13302-01 ....O-ring, -014, 560CD FLECK 7000 NXT Service Manual • 17...

  • Page 18: Bypass Assembly

    4....2 ..40576 ....Clip, H, Plastic, 7000 5....1 ..40951 ....O-ring, -220 Not Shown: 1 ..61462 ....By-Pass Service Kit, 7000 (Includes all internal parts for 7000 bypass assembly - bypass body not included) 18 • FLECK 7000 NXT Service Manual...

  • Page 19: 2310 Safety Brine Valve

    2310 SAFETY BRINE VALVE 42112 Rev A Item No. Part No. Description 1....1 ..60014 ....Safety Brine Valve Assy, 2310 2....1 ..60068-30 ....Float Assy, 2310, w/30” Rod 3....1 ..60002-34 ....Air Check, #500 FLECK 7000 NXT Service Manual • 19...

  • Page 20: Troubleshooting

    • Duplicate unit addresses or numbers • Size of system ex: if sized for a 4 units, and only have 2 units • Display format mismatches Solution • Program the units correctly in the Master Programming Mode. 20 • FLECK 7000 NXT Service Manual...

  • Page 21: General Service Hints For Meter Control

    1. There are more units on the system than the Lead is programmed for. Matching Address DETECTED ERROR= MATCHING ADDRESS 1. The unit is programmed the same # as another unit. NOTE: The rest of the system will still function without this unit. FLECK 7000 NXT Service Manual • 21...
  • Page 22 Remove foreign material and check control in various regeneration positions. Internal control leak. Replace seals and piston assembly. No hard water bypass Incorrect power transformer. Replace with 40VA transformer (P/N 61920-0X). solenoid not operating 22 • FLECK 7000 NXT Service Manual...

  • Page 23: Water Conditioner Flow Diagrams

    WATER CONDITIONER FLOW DIAGRAMS In Service Position Backwash Position 40988 Rev A 40988 Rev A 41121 Rev A 41121 Rev A FLECK 7000 NXT Service Manual • 23...
  • Page 24 WATER CONDITIONER FLOW DIAGRAMS continued Brine Position Slow Rinse Position 40988 Rev A 40988 Rev A 41121 Rev A 41121 Rev A 24 • FLECK 7000 NXT Service Manual...
  • Page 25 WATER CONDITIONER FLOW DIAGRAMS continued Second Backwash Position Rapid Rinse Position 40988 Rev A 40988 Rev A 41121 Rev A 41121 Rev A FLECK 7000 NXT Service Manual • 25...

  • Page 26: Removing The Gear Box Assembly

    4. Slightly pull the two tabs outward and push the gearbox slightly upward to remove. 5. When returning the valve to service after powerhead disassembly, manually step valve through regeneration using the Extra Cycle button until the valve is In Service. 26 • FLECK 7000 NXT Service Manual...

  • Page 27: Inserting The Circuit Board

    5. Connect the meter cable sensor end to the opening on the valve body. 6. Thread the meter cable and power cable along the path shown in the above illustration. 7. Insert screw to secure circuit board. 42554 Rev A Figure 9 FLECK 7000 NXT Service Manual • 27...

  • Page 28: Dimensional Drawings

    DIMENSIONAL DRAWINGS 61500-7000XTR-LNE Rev A 28 • FLECK 7000 NXT Service Manual...

  • Page 29: Meter Flow Data

    METER FLOW DATA 7000NXT VALVE TR18753 Softener TR18688 Filter 41140-02 Rev A FLECK 7000 NXT Service Manual • 29...

  • Page 30: Injector Flow Data

    INJECTOR FLOW DATA TR18755 Rev B 30 • FLECK 7000 NXT Service Manual...

  • Page 31: Service Assemblies

    61454-2 .......#2 61454-3 .......#3 61454-4 .......#4 61454-5 .......#5 Transformers 61920-01 .....Transformer Assy, 7000NXT, 40VA, US 61920-02 .....Transformer Assy, 7000NXT, 40VA, Japan 61920-03 .....Transformer Assy, 7000NXT, 40VA, Europe 61920-04 .....Transformer Assy, 7000NXT, 40VA, Australia FLECK 7000 NXT Service Manual • 31...
  • Page 32 All Pentair trademarks and logos are owned by Pentair, Inc. or its affiliates. All other registered and unregistered trademarks and logos are the property of their respective owners. Because we are continuously improving our products and services. Pentair reserves the right to change specifications without prior notice.

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