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Posted by HeatPro on November 05, 2006 at 19:21:23:
In Reply to: Boiler pump delay timer posted by Don on October 30, 2006 at 20:12:45:
There are delay-on-off timers available from Google search sites.
However, as most cycles when the weather is below 40F outside involve 3 to 6 cycles per hour, you might just as well have an outdoor temperature switch that runs the circulator constantly when the outdoor temperature gets that low.