Window Air Conditioner: Water not draining
If your window air conditioner has a drain hole in the back-not all do-and water isn't draining from the hole, clear the drain hole and then clean the base of the unit to get rid of dirt that could enter the drain. The repairs below may help you with a condensate drain problem if your model has a drain hole.
Clear a window air conditioner clogged condensate drain
Many (but not all) window air conditioners have a drain hole in the back to let condensate water drain outdoors. If the drain hole is clogged, clean the base of unit and clear the clog in the drain hole.
Level the window air conditioner
The back of the air conditioner should be slightly lower than the front so condensate water drains outdoor. If water drains into the room, reinstall the air conditioner so it tips backwards slightly.
These step-by-step repair guides will help you safely fix what’s broken on your window air conditioner.
If your window air conditioner isn’t cooling properly, it might need a new ambient thermistor. You can replace it yourself following these instructions.
Control buttons or lights on the user interface control board can stop working. This repair guide shows how to replace it.
The electronic control board is the brain of your window air conditioner. Here’s how to replace it.