https://www.googlenestcommunity.com/t5/Nest-Thermostats/Rheem-EcoNet-to-Nest-4th-Gen/m-p/722820#M135750 <P><a href="https://www.googlenestcommunity.com/t5/user/viewprofilepage/user-id/751007">@Rsqswmr69</a>&nbsp;</P> <P>Your unit is being controlled by a proprietary interface that is not compatible with a Nest thermostat.</P> <P>Depending on the device, it might have the conventional 24VAC control option.</P> Mon, 16 Jun 2025 02:20:44 GMT Patrick_Caezza 2025-06-16T02:20:44Z https://www.googlenestcommunity.com/t5/Nest-Thermostats/Rheem-EcoNet-to-Nest-4th-Gen/m-p/722772#M135742 <P>Just installed a Rheem heat pump (rd18ay36ajvca) with air handler (rh2vy3617stacnj). &nbsp;EcoNet thermostat has 4 wires r c e1 &amp;e2. &nbsp;Had a nest and they replaced it with EcoNet due to it being communicative with outdoor unit. &nbsp; Looking to replace EcoNet with 4th gen nest. &nbsp; Need wiring support help. &nbsp;Thank you. &nbsp;</P> Sun, 15 Jun 2025 19:06:25 GMT https://www.googlenestcommunity.com/t5/Nest-Thermostats/Rheem-EcoNet-to-Nest-4th-Gen/m-p/722772#M135742 Rsqswmr69 2025-06-15T19:06:25Z https://www.googlenestcommunity.com/t5/Nest-Thermostats/Rheem-EcoNet-to-Nest-4th-Gen/m-p/722820#M135750 <P><a href="https://www.googlenestcommunity.com/t5/user/viewprofilepage/user-id/751007">@Rsqswmr69</a>&nbsp;</P> <P>Your unit is being controlled by a proprietary interface that is not compatible with a Nest thermostat.</P> <P>Depending on the device, it might have the conventional 24VAC control option.</P> Mon, 16 Jun 2025 02:20:44 GMT https://www.googlenestcommunity.com/t5/Nest-Thermostats/Rheem-EcoNet-to-Nest-4th-Gen/m-p/722820#M135750 Patrick_Caezza 2025-06-16T02:20:44Z