My Attic Fan Does Not Work

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.

My attic fan does not work.

Strong attic fans can actually back draft furnaces or water heaters by pulling combustion gases out of their burnersand. Remove the outer casing of the attic fan and check to see if the belt is sagging cracked worn or broken. If the motor is working but the fan blades are not moving the problem may be the belt. 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. Fan problems if there are not enough soffit gable or ridge vents a powerful attic exhaust fan can pull the air from your home. Manufacturers of attic fans as well as hvac companies will tell you otherwise. Energy professionals will tell you that they do more harm than good.

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. Fan motor runs but not the blades. Whether or not an attic fan really works is a controversial subject. Here is some information so you can decide whether an attic fan is right for your home.

The replacement is quite simple and straightforward. Attic fan not turning on if the attic fan isn t turning on it could be an electrical issue a problem with the. My attic fans isn t working next steps common attic fan issues. In the late evening or early morning the fan is turned on to exhaust hot air from the house.

Even with the highest quality attic fans you re likely to run into one of these common attic. Common attic fan problems and how to fix them. At temperatures of 150 f or more that s a lot of heat sitting there in that plywood or osb. Get your attic fan in working order.

Locate the thermostat casing and open it using a screwdriver. 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. Unless your roofing system has insulation on the roofing deck and is designed without ventilation your furnace should not be heating your attic. Cooler outdoor air enters through open windows lowering the indoor temperature.

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. Good attic ventilation is excellent for. If there is any damage to the belt replace it with a new one. Little or no airflow.

When it comes to protecting your home from excess moisture mold and other signs.