Electrical issue your attic fan may not be turning on because of an electrical problem like a tripped circuit breaker a blown fuse or a bad connection.
How to tell if attic fan is working.
One static vent style is the turbine vent which uses wind to power its enclosed fan all it takes is a light breeze to rotate the blades and suck heat out of the attic view example on the home.
If the shop light turns on the thermostat is working.
For both fans to work well they need large exhaust openings in the roof for the moving air to exit.
The whole house fan is installed inside the attic between the living space and ceiling.
Attic ventilation fans whether hard wired or powered by their own solar panels seem like a low cost and effective way to help keep your house cool.
If the attic fan isn t turning on it could be an electrical issue a problem with the thermostat or the motor of the fan that s not working.
It helps to cool your home temperatures and the attic by approximately 30 degrees.
Attic fans exhaust hot air from your attic to the outside.
How an attic fan works.
Attic fans work on the principle of pushing out the attic s hot air and replacing it with cool air from outside.
If not the thermostat may need to be replaced.
Whole house fans work on the principle of removing the hot and humid air out of the house.
Whole house fans need windows and doors open and attic fans need lots of soffit vents to suck.
How to check attic ventilation.
The downside of attic ventilation fans.
The warm air escapes through the attic and to the attic vents allowing the circulation of chilly air from the windows.
There are several different types of attic ventilation systems but most of them feature small vents soffit and gable which draw in cool air along with a primary fan that pushes air outside.
Good insulation reduces fan effectiveness.
These fans are designed to remove excess heat from your attic which in theory is supposed to lessen the load on the air conditioning in your home.
Moreover if you have asphalt shingles on the roof attic.
To avoid rotting wood clumping insulation and mold your attic needs to be properly ventilated.
Set the thermostat to turn on mode and plug a hand held shop light into it.
Reconnect all the pieces of the attic fan and turn the device on again.
