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Type: Posts; User: Collo-Collo

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    It seems neither the android nor apple app work...

    It seems neither the android nor apple app work when calibrating - used GCC and it worked 1st time
  2. Replies
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    pH probe calibration failed

    Hi after receiving my kh director at the end of November, I installed it yesterday - but I have a small issue - one of the final steps is to calibrate the pH probe - it will not calibrate - just...
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