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not alone!

We believe in offering our installers expert support. No matter if it’s the first time you try one of our products, or if you run into extremely challenging situations.

FAQ Fresh Hydro Units

Below we have answered frequently asked questions from our customers. If you do not find your answers here please contact your closest wholesaler or ESBE Sales company in your country.
What does the different LED- Signals in the front of the FSK101 represent?
What happens when one or more LED´s on the actuator is flashing rapidly?
What does the different LED- Signals on the controller fitted on the right hand side of the FSK101 represent?
Is there an active lime protection integrated into the FSK101?
How can I minimize the risk of lime in the Heat exchanger of the FSK101?