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PH PROBE REPLACEMENT
Replace the pH probe every 12-15 months.
You can buy the original NIDO pH probe here:
1� Disconnect the water inlet and outlet pipes.
2� Remove the old pH probe by loosening the press-
probe.
3� Insert the new pH probe as far as it will go and
tighten the press-probe.
4� Connect the IN and OUT hoses.
5� Open the NidoPro app and from the settings menu
> pH > Change to, and follow the tutorial.