Attic Fan Is Turning On But Not Working

Symptoms of a central a c fan not working.

Attic fan is turning on but not working.

Before calling in a pro to fix the fan check that the problem is not from the wiring as there may simply be a short along the circuit or another issue that is not in the attic fan itself. Electricity to fan not working. There are a few ways to tell if your a c fan is temporarily or permanently out of order. If the motor is working but the fan blades are not moving the problem may be the belt.

Unscrew and remove the fan canopy and make the same inspection. Fan motor runs but not the blades. Despite hearing the sound of the ac turning on your house is not cooling down as it used to. Turn off the circuit breaker go in the attic uncover the electrical box for the fan and remove the nut caps from the wires.

It helps to cool your home temperatures and the attic by approximately 30 degrees. You may need to replace a circuit breaker an electrical outlet or one of the wire connections. Your attic fan may not be turning on because of an electrical problem like a tripped circuit breaker a blown fuse or a bad connection. The blower motor starts.

If the attic fan is plugged into an outlet use a voltmeter to make sure that the outlet is working. After some investigating you determine that your outside ac unit isn t running but the inside is. Typically this means one of two things. Your outside ac hums but the fan doesn t spin or the entire outside ac unit isn t working at all.

The condenser lines should be cold and the air inside the home should be cool. The first is an inspection of the outdoor unit to physically see if the fan is turning. Attic fan not turning on. Whole house fans work on the principle of removing the hot and humid air out of the house.

The whole house fan is installed inside the attic between the living space and ceiling. However they are not an effective ventilation mechanism and it can get really hot in the attic during summer. The attic is usually built with vents that are designed for ventilation purposes. Much of the time if the issue is electric it can be rewired and fixed.

Check the connections to make sure they are sound and you don t see any blackening which is the sign of a loose connection. An effective solution to the problem is to install an attic fan. 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. The warm air escapes through the attic and to the attic vents allowing the circulation of chilly air from the windows.

An important control element of this home appliance is the thermostat.