Chris R is spot on!
In my original post i had moaned that when other people finally sort their problems, they don't let close the discussion! So...
After much research and head scratching, i had it down to one of three problems...
1) Perforated heat exchanger (water from CH system gets...
Hi again
I've already tried the bag tied on the pipe thing, but hardly anything was it. However a couple of days ago i noticed it was dripping due to the pressure being around 3 bar (i think it was overfilled).
Could it be the inlet into the expansion vessel is faulty - so it fills up too...
Ah yes,
Something i failed to mention.
The boiler only needs the tiniest amount of top-up to get the pressure back to about 1 (for it to kick in), but if it's filled to about 1.5 it can easily rocket to about 3 (or even into the red), and then yes, the pipe will drip a bit outside. But it...
Hi there
Thank you in advance for any help!
I've seen similar looking probs on this forum, but the trouble is most people don't follow up with a success story!
Since the cold weather started our combi boiler has been dropping pressure overnight to nearly 0 bar. All radiators have been bled...