Britony combi SE 80 by Chaffoteaux & Maury error 40/80 but CH pressure ok?
Britony combi SE 80 Boiler by Chaffoteaux & Maury,
i have the 40/80 "low waterpressure in CH circuit", but i have toped up the system to 2bar.
it has remainded at a constant pressure ie no leaks
a ... more