If you have rh and rc wires you have a dual transformer system.
Nest thermostat e installation guide.
We ll always ask.
Thermostat e installation guide.
These illustrations use the 3rd gen nest learning thermostat but the steps are the same for the nest thermostat e.
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The nest thermostat e works with most 24v systems including forced air variable speed heat pump and radiant systems as well as.
If your thermostat has jumpers remove them but save them along with your old thermostat.
The nest thermostat doesn t need jumpers.
The nest thermostat e is not compatible with dual transformer systems but you may be able to use the 3rd generation nest.
The nest app will guide you through thermostat installation but here are some more detailed instructions to walk you through everything you need to do to install your nest thermostat on the wall.
If there s an orange wire in the connector labeled both w and o b then you likely have a heat pump.