We may have found other answers which could help you.
Click here for Shower Longer Cold
Gainsborough 2000x leaking from bottom of copper cylinder ?
Transformer for old Gainsborough Diplomat pump shower?
how do you remove font cover from a gainsborough 9.5kw deluxe electric show?
Gainsborough shower?
Gainsborough 9.5 on/off switch repair?
what KW is my Gainsborough ps1200 power shower as I need to replace it? Any?