In most window air conditioners there are two fan blades attached to the fan motor.
Noisy window air conditioner.
This 6000 btu window air conditioner offers low noise levels of 52 dba and is excellent for cooling spaces up to 260 sq ft.
This is quite common in these types of air conditioners because the outer part of the unit hangs outside your window making it easy for small animals or flying debris to enter your air conditioner.
These can be irritating and unsettling.
If your window air conditioner has been operating at a steady noise level but suddenly starts making a loud noise it s possible a foreign object has fallen into it.
However air conditioners can also make a disturbing noise when they are having a problem.
If it is not the air conditioner rattling noise the noisy air conditioner blower it could be the window air conditioner compressor noise.
One of the fan blades is used to draw air through the evaporator coil and to re circulate the cooled air into the room.
Window air conditioners make a variety of sounds that may indicate potential problems or issues that need to be addressed.