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Posted by adp on January 21, 2004 at 08:13:32:
What should the diff setting be on a aquastat with a high of 180 and low of 160 settings. Aquastat has three diff settings of 15, 20 and 25.
Aquastat is on a oil fired hot water boiler with three zones, each with own circulator pump.
Thank you, sorry about posts before.
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