Window air conditioner symptoms
When your window air condition is running but not cooling, not running at all or leaking water inside the house, you'll need to take action fast. Our symptoms and troubleshooting solutions guide you through the steps to fix any window air conditioner failure. Get the repair parts you need by entering the part number or your air conditioner model number in the search bar. Follow the steps in the window air conditioner repair guides to install replacement parts and get the air conditioner cooling again.
Choose a symptom to see related window air conditioner repairs.
These step-by-step repair guides will help you safely fix what’s broken on your window air conditioner.
Control buttons or lights on the user interface control board can stop working. This repair guide shows how to replace it.
If the condenser fan blade is broken or the condenser fan motor won’t run, you can replace the broken parts yourself by following these instructions.
The electronic control board is the brain of your window air conditioner. Here’s how to replace it.
Use the advice and tips in these articles and videos to get the most out of your window air conditioner.
6 ways to extend the life of your HVAC system.
Learn how to decipher symbols so you can buy the right part for your problem.