While you wait for answers, we may have found some information which could help you.
Success
Message
Aqualisa (blue led) quartz digital not working?
How can I fix my Aqualisa Aquastream Shower?
How can we stop whirring noise when turned off?
Aqualise shower?
Aqualisa pump wont turn on?
Aqualisa Quartz digital shower ?
Aqualisa Axis Digital, Lights permanently on but no water ?
Aqualisa power shower?
Aqualisa Aquastream pump not always working?
i have a aqualisa shower bur will not turn on?
Boost mode stuck on after a power cut?
How can i mend my aqualisa digitalpumped shower unit?