Attic Fan Thermostat Not Working

You could get up there through the attic and check the blade is not obstructed will spin freely and look for any sign of burning or smoking.

Attic fan thermostat not working. These easy steps will guide you to replace a defective thermostat. If the motor is working but the fan blades are not moving the problem may be the belt. It is on all day and night nonstop we live in los angeles but it s not that hot yet the thermostat is set at 120 degrees. Btw we don t have a switch installed for it do we need to have a switch installed.

If you observed that the attic fan is not switching off and on at the preset temperatures the attic fan thermostat might not be functioning properly and you might need to replace it. If there is any damage to the belt replace it with a new one. Just like the first one. The big complaint that leads to an attic fan request is usually a hot second floor which can largely be mitigated by air sealing the attic and installing a generous bit of insulation drastically reducing conduction and convection.

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. Replacing a defective thermostat. Remove the outer casing of the attic fan and check to see if the belt is sagging cracked worn or broken. Turn off the attic fan and remove the cord from the outlet.

We are on our second attic fan but it won t stop running. Adding an attic fan may help to lower the ambient temperature in the attic but it s not an ideal solution. Attic fan not turning on. Unless you are qualified to do electrical troubleshooting if the breaker for that circuit is not tripped and the power switch is on you need an expert.

Little or no airflow. The extreme temperatures in your attic are always working against your hvac system making it work extra hard to perform properly. All of a sudden that attic fan isn t needed anyway. Why won t it stop running.

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. Locate the thermostat casing and open it using a screwdriver. The replacement is quite simple and straightforward.