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Took the boiler cover off and confirmed the pump was on setting 3. I also release the valve on the pump in case any air was in there. Put heating on and the noise happened as usual. I put the pump setting to Speed 2 and i now get No noise. My question now is with 8 radiators in the house can i...

thanks gasguru will do and i'll post back tomorrow with answer cheers for the help

Thanks, I'm not sure how to check the speed settings of the pump or even how to get to the pump. I guess the valves are open unless they can close of their own accord? it has been fine up till recently. I have a engineer from worcester coming out on Thursday to do the 1st inspection for a...

Thanks for your reply sorry for missing that out. its a worcester junior 28i its 3 years old. could you possibly ellaborate on what DV and DHW mean if thats a possible problem i'm afraid im not very knowledgable.

hi i have a combi boiler that up till now has been fine. Just recently it has been making very loud knocking/gurgling (like when a kettle is initially boiling) noise which sounds like its coming from the pipes at the boiler, the bar pressure gage also jumps all over the place. This happens about...