So, the above troubleshooting tips you can use on any unit. You can also find HVAC technician to solve the problem for you..
for the most part, E4 error code means that the unit is entering defrost mode.
When the motor slows, it sounds like the unit performs as purifier or dehumidifier.
Print it out or bookmark this page, so you do not have to search Google the time you have question about AC error codes. .
Keep in mind, manufacturers use different codes, and there are error codes for discharge temperature, room-temperature sensor, inverter, PCB, and other malfunctions.
It's always best to check your manual, and these are good place to start if you do not have access to it. .
Ice can form on your indoor or unit, on AC lines, and in the ducts.
E4 error code does not signify what is causing the unit to freeze or get too cold to operate without causing damage. .
Andrew Dunn is journalist with more including The Charlotte Observer and Business North Carolina magazine.
Andrew earned journalism from University of North Carolina at Chapel Hill, and journalism.
Read more
Related items:
