Switch off the power of the attic fan and remove the power cord.
Attic fan test.
An attic fan used for venting pushes the hot air out the roof space so if it isn t replaced from outdoors you get depressurization.
The amtrak 70 watt solar attic fan is one of the most impressive attic fans that i have found while looking for products to review.
You d need an attic fan rated at approximately 720 cfm.
If you notice that the attic fan is not switching on or off according to temperature variation it indicates that the thermostat is no longer functioning properly.
Intake vents located at the lowest part of the roof under the eaves allow cool.
Locate the thermostat casing and open it using a screwdriver.
Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.
It is built with high quality materials and durable motor.
The smart model is a gable mount meaning it simply mounts plugs in with its attached 20 foot power cord and it s ready to go.
Once done test that the motor still works by plugging the motor into an extension cord that is connected to an outlet.
If the motor is working but the fan blades are not moving the problem may be the belt.
Step 2 test the thermostat.
The replacement is quite simple and straightforward.
If there is any damage to the belt replace it with a new one.
If the fan turns on the motor is still good.
Remove the outer casing of the attic fan and check to see if the belt is sagging cracked worn or broken.
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.
Quietcool s smart gable mount attic fan is our top pick for its ease of use simple installation and maximum energy efficiency.
Turn the attic fan off and unplug the motor from the thermostat.
If you have 1 200 cubic feet of attic the calculation is 1 200 x 0 6 720.
I read that venting is important.
I loved this ventilator because the 70 watt fan is a powerful fan that can cool a large space effectively.
How to test a hardwired attic fan.
I test mine every year.
You should test your attic fan annually and preferably in the spring time first few days in of.
Fan motor runs but not the blades.
Step 1 test the fan motor.
