pressure relief valve?
How can I fix my Chaffoteaux & Maury boiler?
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My boiler won't light but will when we take the cover off ?
I have a Chaffoteaux et Maury water heater Britony 11 T?
gas water heater chaffoteaux britony 11t (geyser ) 11 years old?
chaffoteaux britony combi 80 g20 20mbar - h/w ok, c/h always on?
why is my boiler flashing 40 and 80?
my chaffoteaux & maury boiler wont light?
chaffoteaux brittony combi se 80?
How can I fix my chaffoteaux & Maury Britony Combi SE?
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Relight pilot?
My Chaffoteaux britony combi se has 40 80 fault?
chaffoteaux and maury?
40 60 80 lights flashing on chaffoteaux and maurey boiler?