My heating and hot water do not work and “A03” is flashing?
How can I fix my chaffoteaux & Maury Britony Combi SE?
My boiler won't light but will when we take the cover off ?
Chaffoteaux et Maury with no hot water?
gas water heater chaffoteaux britony 11t (geyser ) 11 years old?
Relight pilot?