Pentair Fleck 7000 NXT

Questions and Answers

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Bryan SalazarAug 20, 2025
What to do if my Pentair Fleck 7000 NXT softener delivers hard water?
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  marcusbarryAug 20, 2025
  If your Pentair Water Dispenser softener is delivering hard water, it could be due to the reserve capacity being exceeded or the meter not measuring flow. Check salt dosage requirements and review programmed unit capacity, capacity safety factor, and feed water hardness settings. Also, check the meter with a meter checker.
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Madison SolomonAug 22, 2025
What does 'Com Error' mean on my Pentair Fleck 7000 NXT Water Dispenser?
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  Tiffany RayAug 22, 2025
  If your Pentair Water Dispenser shows a 'Com Error' (Communication Error), check the wiring of the system to verify it is correct and that all components are connected.
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Tina GilmoreAug 25, 2025
What does 'Matching Address' mean on Pentair Fleck 7000 NXT?
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  allisonbrownAug 25, 2025
  If your Pentair Water Dispenser displays 'Matching Address,' it means the unit is programmed with the same number as another unit. Ensure each unit has a unique number.
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kmillerAug 26, 2025
What does 'Program Mismatch' mean on Pentair Water Dispenser?
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  Peggy HubbardAug 26, 2025
  If your Pentair Water Dispenser displays 'Program Mismatch', ensure the units on the network are not configured the same as #1/the Lead unit.
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Earl SchmittAug 28, 2025
What does 'Size Error' mean on Pentair Fleck 7000 NXT?
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  Mary WolfAug 28, 2025
  If your Pentair Water Dispenser displays a 'Size Error', check each unit to verify it has the correct number and that each number is used only once.
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Katherine WillisAug 30, 2025
What does 'Exceed Unit Size' mean on Pentair Water Dispenser?
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  Sandra BallAug 30, 2025
  If your Pentair Water Dispenser shows 'Exceed Unit Size', it means there are more units on the system than the Lead is programmed for.
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Roger ZamoraSep 1, 2025
How to fix duplicate unit addresses on Pentair Fleck 7000 NXT?
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  troy58Sep 1, 2025
  If you have duplicate unit addresses or numbers on your Pentair Water Dispenser, where two or more units are programmed with the same unit number (resulting in a Matching Address Error), program the units correctly in the Master Programming Mode.
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stevewrightSep 3, 2025
What to do if Pentair Fleck 7000 NXT Water Dispenser shows no messages or small black squares?
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  Emily WoodsSep 3, 2025
  If your Pentair Water Dispenser displays no messages or shows small black squares, turn the contrast button on the back of the unit until text appears.
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John BradySep 5, 2025
What does 'Format Mismatch' mean on Pentair Fleck 7000 NXT Water Dispenser?
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  Hannah RiddleSep 5, 2025
  If your Pentair Water Dispenser displays 'Format Mismatch' (Units have both U.S. and Metric Formats), verify all units have the same format selected (either all U.S. or all Metric).
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Kristina WhiteSep 7, 2025
What to do if Pentair Fleck 7000 NXT shows 'No Message #1'?
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  Dr. William Ho PhDSep 7, 2025
  If your Pentair Water Dispenser shows 'No Message #1', make sure all communication cables are connected. Also, ensure it is the lead unit and is configured for the correct system type.