Air Handler Fan Not Working

Air conditioner not cooling air conditioner won t blow cold air.

Air handler fan not working.

A filter that s not a proper fit can obstruct airflow and put more stress on your air condition fan. Your system s air filter traps dust dirt and other airborne pollutants to keep indoor air and internal cooling system components cleaner. Clear duct system and good airflow common air handler problems. If all else fails check to see if there is a problem with your air conditioner s physical.

Fans in the central a c both pull air out of the room to be conditioned and have humidity removed and also push chilled air through the vents throughout the house. Then check out our page heat pump iced up in summer. If these aren t the problem check the air filter. A capacitor stores up energy that provides power to your air conditioner s fans.

If the coil is frozen shut off the air conditioning immediately. Since the ahu is the central unit that moves the air throughout the ductwork it is important to make sure nothing obstructs the airflow through the air handler such as dirty or clogged air filters a regular air filter maintenance schedule will help you maintain good airflow through the duct system. If your ac system turns on but doesn t blow out cold air ensure all the vents are open and the thermostat is set properly. Air conditioner outside unit fan not working.

5 common reasons why your central air conditioner fan is not working. While each component in a central air conditioner is critical quite simply the unit will not work if the fan is not running. Another common and easily remedied situation that sometimes results in a central air conditioner fan not working is a dirty clogged air filter. Maybe you notice that there is warm air blowing through your vents despite the fact that you are good about changing your ac filters and you ve never had any type of problem like this.

So you do some investigating and realize that even though the outside unit is buzzing the fan isn t spinning. If the fan isn t working that can cause the coil to freeze. If the coil froze the fan could be working but the air wont go through the ice until it melts. Even if it s not a heat pump some equipment still use belt driven.

However your capacitor can go bad for various reasons and stop working properly which will force one of your system s fans to stop spinning. If it s clogged with dirt or other debris you won t get any air flow. Fan will not come on in the on position or your fan will not come on when you turn the thermostat down in the air conditioning mode.