How do I fix my Chaffoteaux Boiler?
Britony combi SE 80 by Chaffoteaux & Maury error 40/80 but CH pressure ok?
How can I fix my chaffoteaux & Maury Britony Combi SE?
hotwater downstairs no hotwater upstairs in bath and sink ?
red reset button constantly coming on, always without heating & hot water!!?
My heating and hot water do not work and “A03” is flashing?