Nest Learning Thermostat Manual Online: Wiring Diagrams: Heat Pump Systems. 1 stage heat pump 1 stage heat pump 1 stage heat pump Label Y1.
The Nest app now includes steps to check thermostat compatibility and give you a custom wiring diagram for your system. If you don’t have the app, you can.
The Nest app now includes steps to check thermostat compatibility and give you a custom wiring diagram for your system. If you don’t have the app, you can. What this means is that the house will heat up using the heat pump outside Here is how I now have my Nest 3rd Generation thermostat wired. What this means is that the house will heat up using the heat pump outside Here is how I now have my Nest 3rd Generation thermostat wired.Heat pump thermostat wiring – A typical wire color and terminal diagram.
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. The color of wire R is usually RED and C is BLACK. C is known as the common terminal.
These two connections will ensure that there is power to the thermostat that you are operating. The 2nd generation Nest Learning Thermostat will use System Match to recognize your system as a two-stage heat pump if you’ve connected Y1, Y2, and O/B wires.
Nest assumes that your Y1 wire will be used to activate 1st stage heating and cooling for your heat pump. 4 Wire Honeywell Thermostat Wiring.
G – Fan (green wire) R – 24 VAC / Rc and R or Rh (red wire) Y – Compressor / air conditioner (yellow wire) W – Heat (white wire) Note: A previous installer may have used a different set of color wires. This will be a non issue to keep track of if a whole new set of thermostat .
Use the wiring diagram you got from the compatibility checker in step 4 to connect your system wires to the Nest Thermostat. Note: If you have an R, Rc or Rh wire, you can put it into the R connector on the Nest Thermostat.
If you have a W2, Y2 or O/B wire, you can put it into the * O/B connector, if needed. The exposed wire should be straight.
Zone valve Junction box Heat Link Thermostat Satisfied cable optional Install Heat Link with a zoned system If this home has multiple heating zones, each zone valve will need its own Nest Thermostat and Heat Link For zoned homes only First, disconnect the thermostat cables from the zone valve Use a cable to connect the L (live).Nest for heat pump with aux and emergency heat – schematron.org Community ForumsNEST LEARNING THERMOSTAT INSTALLATION AND CONFIGURATION MANUAL Pdf Download.