Freya asked ... Frister & Rossman Cub7 Sewing Machine?    |    katlego asked ... Rev count on my 1982?    |    andrew asked ... "SECURE" on a yellow backround, and I cant ge?    |    Melodie asked ... How do I remove and change the basket? Duratech Identity Gu?    |    Kathy asked ... Samsung ER-4915?    |    Click here to ask your question

whats wrong with my valliant ecomax 835?

my boiler keeps blowing water from the pressure release valve when using the heating as the pressure goes past the 3 bar . there appears to be no water in the expansion vessel .
mark, March 2009