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Posted by HeatPro on August 31, 2007 at 13:51:53:
In Reply to: peerless boiler posted by ed p on August 30, 2007 at 13:07:38:
It is common practice to 'blow the mud' off the bottom drain valve periodically to prevent filling the bottom with mud and potentially burning the firewalls out.
http://www.heatpro.us/steamtree/