My Attic Fan Does Not Work

Even with the highest quality attic fans you re likely to run into one of these common attic.

My attic fan does not work.

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. Cooler outdoor air enters through open windows lowering the indoor temperature. Fan motor runs but the blades don t move sometimes you face an issue where the attic fan s motor comes on but the fan. Whether or not an attic fan really works is a controversial subject.

Poor insulation is usually the culprit although if you enter the attic on sunny winter day your attic space can be warmed by the sun more than your furnace. Little or no airflow. 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. Common attic fan problems and how to fix them.

Locate the thermostat casing and open it using a screwdriver. At temperatures of 150 f or more that s a lot of heat sitting there in that plywood or osb. Here is some information so you can decide whether an attic fan is right for your home. My attic fans isn t working next steps common attic fan issues.

Fan problems if there are not enough soffit gable or ridge vents a powerful attic exhaust fan can pull the air from your home. Open your windows before you turn on the fan. Strong attic fans can actually back draft furnaces or water heaters by pulling combustion gases out of their burnersand. Energy professionals will tell you that they do more harm than good.

Attic fan not turning on if the attic fan isn t turning on it could be an electrical issue a problem with the. Unless your roofing system has insulation on the roofing deck and is designed without ventilation your furnace should not be heating your attic. Fan motor runs but not the blades. Some of it will go directly into the attic air by conduction but that s a small amount because air isn t a good conductor.

Get your attic fan in working order. When it comes to protecting your home from excess moisture mold and other signs. In the late evening or early morning the fan is turned on to exhaust hot air from the house. Remove the outer casing of the attic fan and check to see if the belt is sagging cracked worn or broken.

The replacement is quite simple and straightforward. If there is any damage to the belt replace it with a new one. The underside of the roof deck can get very hot so hot you can t keep your hand on it. Switch off the power of the attic fan and remove the power cord.

Good attic ventilation is excellent for.