Attic Ventilation Fan Not Working

How attic ventilation works.

Attic ventilation fan not working.

Attic ventilation fans whether hard wired or powered by their own solar panels seem like a low cost and effective way to help keep your house cool. Fan motor runs but not the blades. The downside of attic ventilation fans. Best ventilation is open soffit venting to a open vented ridge vent.

If the motor is working but the fan blades are not moving the problem may be the belt. Temp 84f at 5pm. Master flow egv5 gable mount attic ventilators are master flow egv5 gable mount attic ventilators are a great choice for exhaust ventilation. 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. 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. You may need to replace a circuit breaker an electrical outlet or one of the wire connections. During workdays would leave air conditioner off when leaving in the morning.

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. If your whole house fan doesn t have the proper ventilation it s not. Attic fan not turning on. Which uses wind to power its enclosed fan.

Winds that are too light or not flowing directly at the vent s entrance will do little work to cool down the space. The attic fan kept my house cooler by 8f compared to pre fan installation days. This was observed on numerous days following the installation. This will indeed help reduce the temperature in the attic but only marginally unless the incoming air from outside is substantially colder not likely in the summer till nightfall you also.

A mechanical fan working in an attic space equipped with adequate ventilation openings can move hot air out and increase the flow of air through the attic. After attic fan installation ac still off during day. Good insulation reduces fan effectiveness. Temp 92 f at 5pm.

However the utility of attic ventilation fans is actually quite a controversial topic. Ridge vent must me installed per the manufactures instructions. More than 50 of the attic fans i see do not work and have current still live to the motor. If the attic fan is plugged into an outlet use a voltmeter to make sure that the outlet is working.