How to wire a attic fan 1.
Attic fan wiring installation.
Attach the ground wire to the ground screw on the switch.
Attic lights ceiling lights and attic junction boxes are.
Installing an attic fan on a roof 1.
Install wire to the fan from the switch box.
Installing an attic fan step 1.
Use the voltage meter by.
Installing the shutter center the front of the automatic shutter over the vent hole make sure the shutter s.
Installing power attic fans.
If you need to create a new hole for the fan the wiring may actually be the easiest part.
Draw a circle on the roof matching.
Turn off the electricity in your attic.
Cut a piece of plywood to a size that will accommodate the attic framing that surrounds the vent hole.
Installing the fan on a plywood mounting panel is a good idea because it keeps the fan blades away from the wall and it enables you to center and secure the assembly with little concern for the underlying framing.
At the switch connect the white wires together.
Wiring powered attic fans is usually as simple as running power from the existing attic light fixture.
That way you ll be able to tell where to cut out.
Turn off the power to the circuit.
Use the main fuse box or circuit breaker box to shut it off.
Attach the black wire to the top brass screw on the switch.
It is critical to install the fan in such a way as to seal openings and leaks around the fan itself.
Drill a pilot hole through the roof where you want your fan to go.