This reflects my experience with this model aquastat- the relay leg connections fail where they are soldered to the board- i have had two failures, same.
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Hello, i just added 2nd zone for basement to boiler, but do not know how to wire honeywell r845a relay to control the 2nd circulator pump. i am using flow control.
Re: installing zone valves; author: packy (ma) zone valves are normally placed on the supply side of the piping, near the boiler. if it were me, i would make 3 zones.
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507 x 348 jpeg 19kB, Honeywell V8043 Zone valve wiring
600 x 370 jpeg 26kB, Name : 8551d1359415362-adding-common-wire-slant-fin-v-120-ep-l8148e ...
Have 2 zone boiler system / honeywell v8043f zone valves. winter, heat called hvac contractor. diagnosed problem faulty zone.
View download hydrotherm hc-65 installation operation & maintenance online. gas-fired cast iron water boilers 65,000 165,000 btuh input intermittent pilot.
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