I asked the engineer where he thought the air lock (main) had been, he said "your guess is as good as mine".
Basically, he had no idea, it was just a case of pushing the system to move it around to somewhere he could eventually release enough of it for the boiler not to spit its dummy out and...
We actually have a HomeCare plan thru our home buildings & contents.
Sadly, when I first had the problem of downstairs rads not working and the pump being RED HOT, they weren't interested 'cos we had some heat & hot water.
Now we have no heat or hot water they have sent someone out.
Def...
Thanks for your reply.
Yes, I have held my hand over the return to try to force the water farther in to the system, but stil no joy.
I think so, nt sure what is meant by "electronic valves" though sorry.
Yes, every one.
This sounds scary. If I take the pump out won't the water just flood...
Thanx for the reply
It did cross my mind at the time, so I have checked and re checked and they are definately open. I can even hear the water rushing thru (I assume thats the sound) and of course when I try to bleed the pump its water that now comes out.
Any ideas how to move the air lock...
I have an open system with header tank. Had problem in that upstairs rads worked continuously but downstairs were cold.
I have replaced the pump, but had to drain down the whole system first to do it.
I refilled the system, bled the rads. I then turned the heating back on at the controller...