How to Install a Programmable Thermostat

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You're working with electricity, so cut the power at the junction box.

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Remove the old thermostat. Take off the front plate, then disconnect the wires and mounting screws. Be careful not to let the old wires slip back into the wall.

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Prep the exposed wall. Depending on the size of the new thermostat, you may have to do some touch-up paintwork on the exposed wall space.

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Let the paint dry before mounting the new thermostat.

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Install the new thermostat.

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Place the thermostat on the wall and mount it with the included screws.

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Fix the wires. If necessary, cut the wires to the appropriate length.

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Strip the wires.

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Connect the wires of the new thermostat to those inside the wall. If you have any concerns which wires to connect, refer to the manufacturer-issued installation instructions.

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Install the batteries.

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