mine was doing the same i called for help then it blew so hard the caseing bent the plumer condemed it he said its the most dangerous fault he has ever seen so be careful i wont be installing ravenheat ever again .i have only had mine 2 years and its been nothing but trouble .
very dissapointed
January 2009
I can answer this question...
How an I fix ravenheat boiler that kept cutting off?