Recent content by new-bi

Is there any other way!!!!!!! LOL Anyway last night I took the pump out to check for any blockages, I bleed the heat exchanger... No errors found. Re-filled the system (from the filling loop LOL) and then retested. No the problems still there , boiler fires up for 5-10 seconds, you hear a...

Thanks Chris and tryitandsee, I'll try unblocking the AAV and draining down again, and see if that works... (Did you turn off the boiler isolating valves???) The boiler isolating valves are open as are the Thermostatic rad valves. One question do I re-fill the system while the boiler is...

Thanks Chris, I've done that... no help... any idea's.

Thanks for your help so far Slugbabydotcom

1a. I have taken the screw off , the armature is spinning. For the 5-10 seconds that the boiler fires up, the CH pipes below the bolier heat up. 2. What should the pressure be in the expansion vessel?? 3. The DV moves when DHW is on, and the heat exchanger inlet pipe also heats up. The DV...

Hello, I seem to have an problem with my Worcester 240 combi:- When boiler is switched on it fires up for 5-10 seconds and then the red reset pops up. Both DHW and CH are cold. Ther boiler seems to make a hissing sound just before it cuts out. Things I have checked:- 1) circulating...