Calibrating the electrodes of your Harmo Twin Pool: resolving inaccurate Cl and Ph readings.

Client:

Hello, I wanted to calibrate the electrodes of my harmo twin pool for the first time, but the indicated values are 0 for Cl and 8.6 for Ph instead of 7. Could the electrodes be defective?

Technical Advisor:

Try this:

Client:

?

Technical Advisor:

https://ph-redox-pool.com/gb/content/16-ma-sonde-ph-est-elle-hors-service-

Client:

Is there a way to check the chlorine one that shows 0?

Technical Advisor:

https://ph-redox-pool.com/gb/content/17-is-my-redox-probe-out-of-order

Client:

Great, I will check that.