Thermostat wiring details & connections for the White Rodgers brand of room thermostats. This article gives a table showing the proper wire connections nearly all types of White Rodgers room thermostats, new and old, used to control heating or air conditioning equipment, including the White Rodgers F90 2-wire and 3-wire thermostat installations.

Using the wiring labels provided by Nest, connect the wires from the White Rodgers thermostat to the corresponding terminals on the Nest thermostat base. Typically, the wiring connections from White Rodgers to Nest are as follows: White Rodgers “R” wire to Nest “R” terminal (power) White Rodgers “W” wire to Nest “W” terminal (heat)