EWC Controls Forum

Eric, Thank you for the clarification but I'm confused since the instruction manual for this BMPlus2000 says that a heatpump thermostat will work at least for zone 1 and gives instructions for how to wire it up. I read over those again, and when I added the emergency heat wire from the zone 1 ...

there is no supply air sensor. The resistor is still in place, and no wires going into that block at all. Maybe it will also be a mute point as I'm trying to replace the current thermostats with heat pump programmable ones. Since you said most heat pump programmable thermostats should work, I went ...

Eric, Thanks for getting back to me on both posts. The chipset on my panel is "EWC Controls, Inc BMPlus2000, vers 1.2". The lights are from top to bottom, z2, z1, w2, y, w1b, g with a "status" light to the right of these. The status light blicks 3 times fast then on for a second continuously. When ...

Could you please tell me how to adjust the BMPlus 2000 so that the heat pump doesn't continually cycle? I can hear the heat pump kick off, the blowers expel the rest of the heated air through the ducts, the fans to quit, then IMMEDIATELY the heat pump comes back on, and the fans start again. Is ...

I bought a house that has a BMPlus 2000 control unit to modulate the dampers between the main floor of the house and a bonus room over the garage using a single heat pump. The current thermostats are Honeywell (T8400C 1024 (2) 0016 1A on a tag inside). The housing is a white square with a small ...