changing thermostat - http://www.hvacmechanic.com/ Forums
Original message
| nicoro3
 |  "changing thermostat"
, posted Mon 1 Sep 14:08  
I'm changin my old thermostat, there is the following wires combinationa and colors
o - orange
r - red
g - green
y - yellow
w2 - white
x - blue
e - black
there is another brown cable not connected. the old thermostat has two other connectors without cable B and L. this thermostat brand is Ruud.
I cant make the new thermostat (honeywell) to work. is not cooling the area.
NC
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Replies:
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| aircooled
| "Re(1):changing thermostat" , posted Mon 1 Sep 17:25
If your heat pump is a Ruud and you have orange connected it won't work.
Ruud energize reversing valve in heating most other brands in cooling. So you need to read the instruction manual to see if the thermostat you have has switch for heat pump in heating mode if not then it won't work.
"People will forget what you said people will forget what you did but people will never forget how you made them feel."
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| Houston204
| "Re(1):changing thermostat" , posted Mon 1 Sep 15:25
Post the model number of your new stat so that I can verify if it is compatible with your mutistage heatpump.
"Tip of the Day" Remember to remove power first.
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