Why does my air cooler make noise?

If you hear loud buzzing noises coming from your air conditioner, it’s very likely that it is malfunctioning. Typically, the issue is either loose parts, missing or broken isolation feet, refrigerant leaks, or a malfunctioning compressor.

Why is my evaporative cooler noisy?

Whistling, humming, rumbling, squeaking noises and rattles aren’t normal. The sounds may indicate a mechanical problem or an airflow reductions. Squealing or Grinding sounds – may indicate issue with the fan motor, fan blade or a water pump. …

How do you fix a squeaky swamp cooler?

My Swamp Cooler is Squeaking! Look for loose screws, any metal flaps that seem to be out of place and examine the drive belt. Tighten any screws you find, check to ensure the belt isn’t frayed or cracked and has enough tension. Squeaking can also be a sign that the bearings need to be oiled.

Is 55 decibels loud for an air conditioner?

Air Conditioner Sound Range Portable air conditioning units get as loud as 55 decibels. This is a little louder than a normally humming refrigerator, which is typically around 40 decibels, and slightly quieter than normal talking, which is around 60 decibels. Some older units might be louder when they run.

Why is my swamp cooler squeaking?

How tight should a belt be on a swamp cooler?

Hold the motor in place on the slide mount and tighten the mounting bolt. The belt should be tight enough to turn the fan blades, but not so tight that it squeaks or squeals when the fan motor is engaged. The belt is too tight if it makes noise.

How many decibels is a quiet air conditioner?

The quietest air conditioners should have a rating between 50 and 60 dB, as anything over 60 could be considered noisy. Generally, the smaller portable air conditioners and the window units tend to have lower dB ratings than the large capacity units.