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I have tried flushing the radiators, only problem is that all of the radiators downstairs do not turn off from the shutoff valves. They still leak which is causing more problems with the old boiler (My wife not the central heating boiler :lol: ) as it is ruining the floors. I am a complete...

The reason I asked about bleeding the pump is that on some forums they say that the cause of the downstairs radiators not getting hot is the pump needs bleeding. But then again they say the pump may be faulty, and that it may be probable that the pump is jammed. Is it possible to get it...

Hi could anyone tell me if it is possible to clean/bleed the central heating pump. I have a Grundfoss 15-50 pump. It appears to be working (it seems to be making all the right noises) but my downstairs radiators are not heating up. Everywhere else is getting hot, and I was wondering whether...