Posted by jtown on January 26, 2000 at 05:36:08:
In Reply to: Re: New Steam Boiler Oversized ? posted by Lee F. on January 26, 2000 at 04:46:22:
If it is after a thermostat setback, it is because all your piping and radiators are cold and condensing the steam too fast to keep up pressure. Your mains should be insulated well.