Air Handler Fan Not Running

Your system probably has a manual fan on switch on the thermostat or if not there may be a fan on push pull switch right on the fan limit switch in the air handler.

Air handler fan not running.

No cooling or inadequate cooling. Pros to running fan on air conditioner continuously. When your air conditioner s outside fan is not working inspect the fan itself. If the coil froze the fan could be working but the air wont go through the ice until it melts.

With a typical split system central air conditioner the condensing unit sits outside your home and includes the outdoor coil the compressor the condenser fan and its electronic controls. It s time to troubleshoot an air conditioner for a faulty or broken condensing unit when you notice issues like. If you can make the blower run then we know the problem is not with the blower motor or drive belt or assembly and we d go to step two. The latest in heating ventilation air conditioner systems 4 reasons why ac compressor not working but fan is running 4 reasons why ac compressor not working but fan is running october 4 2019 articles blog palm beach county troubleshooting 5 comments.

If all else fails check to see if there is a problem with your air conditioner s physical. Even if it s not a heat pump some equipment still use belt driven. If your blower fan is continuing to run after the system has already turned off and you made sure your thermostat isn t set to the on position then you ll want to try and pinpoint the issue. Find the start capacitor for the fan.

After an extended period of time you fan can break or stop working. A filter that s not a proper fit can obstruct airflow and put more stress on your air condition fan. Keeping the fan on creates a more even distribution of heating and cooling circulating the air if you have cold or hot spots in your house like a bedroom above a garage. Air conditioner is turned off but fan keeps running.

When an outside fan fails the most likely cause is a capacitor issue. A capacitor may be used to start the fan and keep it running as in a start run capacitor. Capacitors store up the energy that powers the air conditioner s fans. Then check out our page heat pump iced up in summer.

If the coil is frozen shut off the air conditioning immediately. Listed below are the 3 most common reasons why the blower fan continues to run after the. Do not proceed if you re not sure you ve properly shut off the power. Less frequent starts and stops of the fan can reduce the stress from startup and potentially help extend it s lifespan.

Remove the service panel on the a c unit. Some units also have dual capacitors that power you air conditioner s fans as well as your compressor.