Air Conditioner Control Board Not Working

A sign that the control board is not working is the fan or compressor circuits not turning on.

Air conditioner control board not working.

If your air conditioner will turn on and your thermostat is set properly but your system is not cooling you may have a dirty or blocked air condenser. Air conditioner circuit board troubleshooting question hello my name is calvin and i am an hvac technician that graduated from a community college 2 years ago and i am still learning and know i have much more to learn before i think of myself as an expert. Air conditioner remote control not working. Most modern window air conditioners use an electronic control board or commonly referred to as a pcb to control the individual components of the unit.

Check your manufacturer s warranty for specifics on parts. If the infrared receiver is not working the remote control will not be able to communicate with the control board. If the fan or compressor circuits do not turn on then the. Thermostats come in a variety of options starting with very basic models that simply control heating and cooling temperatures and fan operation.

Lid cover parts capacitor parts circuit board timer parts compressor sealed system parts curtain accordian parts diode. It monitors the temperature and turns on components such as the compressor and fan to cool the room to the temperature you set. This part is commonly used in window air conditioner units to help control the various parts. Knowing how to troubleshoot an air conditioner often starts with the main control its thermostat.

Air handler water heater humidifier unit heater. If the electronic control board doesn t work replace it with the manufacturer approved replacement part. Your air conditioner fan is not working. I m glad you talked about checking air filters of an air conditioner if cool air isn t evenly distributed throughout the room.

If you suspect the main control board is defective replace it. Check the control board for a blown fuse first consulting your user manual to ensure your control board has an internal fuse. The control board is the brains of the window air conditioner. Air conditioner not cooling air conditioner won t blow cold air.

If these aren t the problem check the air filter. If your air conditioner does not turn on and you have verified that the unit is getting power you may have a defective control board. The main control board has an infrared receiver that receives signals from the remote. 2 possible causes and potential solutions.

You may have a problem with your ac control panel internal control board or some other internal part. Check the thermostat settings. 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.