Attic Vent Fan Not Working

The attic fan kept my house cooler by 8f compared to pre fan installation days.

Attic vent fan not working. Bountiful eave soffit ventilation space. Hvac equipment in the attic that is well insulated and sealed. If there is any damage to the belt replace it with a new one. If the motor is working but the fan blades are not moving the problem may be the belt.

They can quickly remove a larger volume of hot and or humid air from your attic compared to static ventilation which helps save money on your heating and cooling. Attic ventilation fans could be effective if your home has. Little or no airflow. Strong attic fans can actually back draft furnaces or water heaters by pulling combustion gases out of their burnersand.

An attic floor that is thoroughly air sealed. Too much ventilation and you may find the fan doesn t work efficiently at removing the hot air from the entire attic. They are typically easier to install and won t detract from the appearance of your roof. 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.

Attic insulation that is less than r 19. Unless your roofing system has insulation on the roofing deck and is designed without ventilation your furnace should not be heating your attic. Temp 92 f at 5pm. If your whole house fan doesn t have the proper ventilation it s not.

Master flow egv5 gable mount attic ventilators are master flow egv5 gable mount attic ventilators are a great choice for exhaust ventilation. Temp 84f at 5pm. Common attic fan problems and how to fix them. Fan problems if there are not enough soffit gable or ridge vents a powerful attic exhaust fan can pull the air from your home.

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. Remove the outer casing of the attic fan and check to see if the belt is sagging cracked worn or broken. Good attic ventilation is excellent for. This was observed on numerous days following the installation.

After attic fan installation ac still off during day.