Air Conditioner » Error Code Vault

APPLIANCE GUIDES

Find practical troubleshooting advice by appliance and problem.

AC Running but Not Cooling? Check These Causes First

If your AC is running but not cooling, first check the thermostat mode, indoor air filter and airflow at the supply

If your air conditioning unit is not cooling the house, find out whether the air coming from the vents is actually

If you are asking, “Why is my AC not cooling?”, start by finding out whether it is blowing air at all,

A split AC indoor unit leaking water usually has a condensate drainage or airflow problem. The most common causes are a

An air conditioner that runs but does not cool usually has an incorrect operating setting, restricted airflow, a blocked outdoor unit

The LG Air Conditioner CH05 error code means the indoor and outdoor units are not communicating correctly. One common reason is

A P1 error on a Midea portable air conditioner usually means the bottom water collection tray is full. Turn the unit

The Daikin U4 error code means the indoor and outdoor units are not communicating correctly. The air conditioner may stop cooling

The Gree Air Conditioner E6 Error Code usually indicates a communication failure between the indoor and outdoor units of a Gree

An air conditioner that keeps turning off may be operating normally, or it may be shutting down before completing a proper