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