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Posted by HeatPro on December 17, 2004 at 09:51:14:
In Reply to: Steam heating system behaiving weirdly (is it hunted or the thermostat has a problem) posted by Mark on December 17, 2004 at 09:23:21:
puffing and susssing is often a result of the pressure control set too high or malfunctioning.
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