While you wait for answers, we may have found some information which could help you.
Success
Message
Mira advance atl electric shower?
Mira excel thermostatic shower mixer?
Thermal cut out switch?
Fasco?
How do I fix it?
What parts do i need to get water flowing again?
Almish heater surge model w15?
Replace cord in shower screen?
Grohe push button flush?
Aquadart shower seal?
How can I mend my Neptune Exotic shower?
Boiler over pressure on the hot-water side?