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can some one tell me how i can fix my combi boiler?
My combi boiler hot water is running hot and cold , i have check the boiler and it go's on for 10 sec and off for 10 sec the burner that is has any one got any answers, i have a vaillant 824e
tony November 2009
its over heating, sensor telling porkies (could be out of range and thinks its getting too hot) or a genuine over heat due to another problem like scale etc.
ste November 2009
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tony
November 2009
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2007