Nest Thermostat Wiring Diagram 2 Stage Heat Pump
1995 weatherking heat pump wiring diagram for nest 2 technology creates a better life and it is true.
Nest thermostat wiring diagram 2 stage heat pump. Find your nest thermostat wiring diagram 2 stage heat pump here for nest thermostat wiring diagram 2 stage heat pump and you can print out. S indoor and outdoor wired sensors. Nest thermostat wiring diagram 2 stage heat pump source. Always follow manufacturers instructions for both the thermostat and the hvac system.
U humidifier dehumidifier or ventilator control. Ob reversing valve for heat pump systems. Additional articles on this site concerning thermostats and wiring can help you solve your problem or correctly wire a new thermostat. Heat pump thermostat wiring chart diagram hvac the following graphics are meant as a guide only.
My thought was that w1 is normal heat pump for heat. Search for nest thermostat wiring diagram 2 stage heat pump here and subscribe to this site nest thermostat wiring diagram 2 stage heat pump read more. These two connections will ensure that there is power to the thermostat that you are operating. The nest thermostat es ob connector lets you install a heat pump a second stage of heating or a second stage of cooling.
As shown in the diagram you will need to power up the thermostat and the 24v ac power is connected to the r and c terminals. Sophisticated gadgets and apparatus even come to improve your house with technologies one of which is nest thermostat. See the diagram below for what each wire controls on your system. La a input for heat pump fault.
The color of wire r is usually red and c is black. Nest thermostat wiring diagram 2 stage heat pump source. Page 22 the 2nd generation nest learning thermostat will use system match to recognize your system as a two stage heat pump if youve connected y1 y2 and ob wires. C is known as the common terminal.
Learn more about the star connector. Interestingly i was looking at the wiring from thermostat to furnace and furnace to heat pump and it doesnt look right to me. Would be stage 2 or w2 on the furnace. W2 would be for the furnace stage 1 once the weather is cold enough for the heat pump to be ineffective.
Nest assumes that your y1 wire will be used to activate 1st stage heating and cooling for your heat pump.
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