Well fair enough - since your advice was free and very helpful, I should not expect too much and be grateful anyway. I will report back how I get on for the full story. God bless you.
The shower has simply stopped altogether, both lights come on, with no water flow at all. I am not able to test the solenoid as such, however is this likely to be the problem or should I also strip out and check the can?
Previous shower (Triton) suffered from can issues due to hard water...
Have a Jade shower and like it - but it has started to become intermittent. This first happened a few weeks ago, both the lights came on but no water flow, so I suspected a rogue water pressure issue. After a bit of patience and a few repetitious on/off attempts it went again.
Today the same...