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Posted by HeatPro on November 03, 2008 at 11:05:20:
In Reply to: Re: Low water cycle problem? posted by Pearson on November 03, 2008 at 09:00:11:
: Thank you for the links. The surging seems to be in line with what is happening. I see what looks like soap suds coming down the top of the sight glass at times.
: Would a side effect of surging result in banging?
YES. As described, you need the boiler skimmed.