Millivolt Thermostat Wiring Diagram. Millivolt Thermostat Wiring Diagram Connect one lead from the AC adapter to the RH terminal on the Nest backplate (you will probably have to tin the end of the wire so the Nest can sense there is a wire connected), splice the other lead from the AC adapter to the existing RED thermostat wire and finally the WHITE thermostat wire to the W1 terminal on the Nest backplate. Identify the Terminals: Locate the terminal block on the thermostat and the heating system.Each terminal will be labeled with a specific letter or symbol
Millivolt thermostat Wiring Diagram Download Wiring Diagram Sample from faceitsalon.com
Typical wiring diagram millivolt systems Millivolt System 6 MV B O RC Thermostat must have batteries installed Identify the Terminals: Locate the terminal block on the thermostat and the wiring diagram provided with the device
Take note of the wire colors and their corresponding terminals. Connect one lead from the AC adapter to the RH terminal on the Nest backplate (you will probably have to tin the end of the wire so the Nest can sense there is a wire connected), splice the other lead from the AC adapter to the existing RED thermostat wire and finally the WHITE thermostat wire to the W1 terminal on the Nest backplate. Identify the Terminals: Locate the terminal block on the thermostat and the heating system.Each terminal will be labeled with a specific letter or symbol
Millivolt Thermostat Wiring Diagram. Follow all electrical codes and safety regulations Enjoy the added comfort and convenience that a new thermostat can provide by installing a Honeywell millivolt thermostat for your heating system
Honeywell Millivolt Wiring Diagrams. NOTE 6 MV B O Y G W RC RH 6 Zone Valve 4 5 1 2 24 VAC 120 VAC Hot Neutral TRANSFORMER THERMOSTAT SYSTEM Figure 10 With a few tools you can easily wire a millivolt thermostat to your heating, ventilating and air.