Worcester 240 combi boiler.

tommyleet · 25 Oct 2010

Hey all,

My combi makes a grumbling sound whenever I run the bath - if the central heating is on, it gradually gets louder and louder.

If I run the bath without the heating on it's fine and I don't hear the noise.

Any ideas?

diynot

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Worcester 240 combi boiler.

tommyleet

DIYnot Local

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