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Posted by wendell on November 10, 2009 at 10:39:03:
In Reply to: Re: circulator pump not running posted by HeatPro on November 07, 2009 at 10:38:38:
No panicing.. :).. I jumped the circulator from the L1 and it works fine. My question: is the relay ONLY for the circulator. the boiler fires up fine. It's just the circulator that does not turn on when the call for heat is made.