How To Do a Master Reset of the Fleck 5600SXT Control Valve

Here's how to perform a master reset of the Fleck 5600SXT control valve:

  1. Unplug the power cable
  2. Press and hold the 'Next Cycle' button while plugging the power cable back in
  3. Continue to hold the 'Next Cycle' button for 3 seconds, then release it
  4. The control valve will now be reset to factory default settings
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