How to wire a attic fan.
Wire attic fan thermostat.
Connect the black thermostat wire to the black cable wire the white thermostat wire to the white cable wire and the ground wire to the green ground screw in the box.
You now need to set the temperature for the attic fan thermostat switch.
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Wiring the fan how you wire your attic fan will depend on local codes and whether you can find an attic circuit with enough reserve capacity to handle the 3 2 amp fan motor.
The inexpensive fans can help reduce heating and cooling costs by evacuating superheated or cold.
An attic fan is an electric exhaust fan that mounts in your home s attic.
To do this screw the thermostat cover in place and use your screwdriver to set the temperature at 105 degrees.
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Step 8 install the thermostat box cover and use the screwdriver to set the thermostat so that the fan will kick on when the attic reaches 105 degrees.
In particularly hot climates set the temperature higher to keep the fan from running for extended periods of.
Most attic fans operate with a thermostat that automatically turns the fan on and off based on a temperature the homeowner sets.
Ideally the thermostat should be mounted to a rafter along the wiring path and away from the draft of the fan.
This is when the attic fan will kick in and start removing the hot air.
Most manufacturers and contractors recommend a temperature setting between 100 and 110 degrees fahrenheit.
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