Have drained water from the boiler and from a few of drain cocks along the pipe circuit. Still no joy. Boiler is still cutting out after a minute or so. There is also a magnaClean fitted on the return. That has been checked and hardly anything collected on the magnet.
Anything else I can...
The pump was changed because it was leaking badly. System water is clean, when I have bled the rads. I'll see if I can drain some water from the boiler itself, tomorrow morning.
Thanks for replying, jackthom.
Heating has been working fine, no servicing recently. The pump is only a few months old, so I don't think it could be that.
The flow and return service valves are definitely open. The flow is pipe is getting hot a few meteres away from the boiler.
Could a...
Hi
I was wondering if someone can please help with the problem I am having with my vaillant turbo max plus 824e. Hot water is absolutely fine, but when the central heating comes on, the boiler cuts out and goes into some sort of cycle. Starts and then cuts out after a minute or so. The flow...