Description: Strange, unwanted air conditioner noises can be irritating and may signal a big. AC making buzzing noise or whining is a serious problem.
Most Common Types of Air Conditioner Noises
Why is my AC making a buzzing noise? This real-life guide breaks down the most common air conditioner sounds and their solutions.
Banging or Clanking sound
A banging noise means a loose or broken part inside the compressor, like a broken swash plate or piston. This is a common reason for an AC making a buzzing noise during start-up. If you ignore it, it could lead to more serious (and expensive) repairs.
Buzzing or humming noise
If your air conditioner’s noise sounds like a persistent buzz or the AC is making a humming noise, it is possible that there is an electrical issue or debris caught in the unit inside. Don’t overlook this sound in that case, call to professional, he will check end to end, and make a proper quotation.
Screeching or Squealing sound
This high-pitched air conditioner noise is often caused by a worn-out fan belt or motor bearings internally. It’s one of the most frequent AC complaints that come to the repair shop, when people ask, Why is my AC making a loud noise?
Causes Behind Air Conditioner Making a Buzzing Noise
Better Understanding why my air conditioner making a buzzing noise starts with identifying the possible source step by step.
i) Loose parts inside the evaporator unit, like inside the plastic flap
ii) Faulty, broken fan motor with shrout.
iii) Clogged cabin filters or dirty evaporator cooling coils
iv) Refrigerant leaks from coils or hoses.
All of these issues can generate air conditioner noises and should be addressed quickly for low-cost repair and fixing the ac quickly.
How to Fix an AC Making a Loud Noise
Check for Loose Screws and Panels
Loud unwanted rattling air condition noise coming from inside cabin may loose any kind of screw or sponge from side panel, from air locked area. tighten the screw or put some sponge if visible the area for elemenate the sound permanently. Sometimes water clogs inside the unit by blockage drain hose, that which time a water wave-type sound comes, indicating that time need to water drain hose needs to be cleaned properly and refitted.
Replace Worn Parts
If the AC is making a loud noise from inside the compressor or fan motor, parts like belts, bearings, or motors you can change it as soon as possible either this parts damage other item, example: if you hear noise from compressor but not replace use continue compressor may damage entire the system by dirty refrigerant circulation. Next, if sound is coming from the fan motor, you see, but don’t take action early, it can damage the fan shaft also due to an imbalanced fan blade. If the belt has a crack, replace early basis if the belt cuts, or the AC system fully breaks down.
Schedule Professional Maintenance
Make a schedule for professional AC maintenance once a year before the start of summer. If the problem comes at an early stage, call a professional after you check basic things. They can accurately diagnose why your AC is making a loud noise and ensure your air conditioning system runs smoothly and effectively.
Preventing Future Air Conditioner Noises
i) Schedule regular HVAC maintenance to enhance air conditioner performance entire season
ii) Change your air filters or cabin filter monthly, if not available, same size at least clean by air pressure properly.
iii) Keep the outdoor unit clear always in the home, if the car clean condenser by water or air pressure.
iv) Listen for changes in sound patterns, and you can easily rectify the location of the sound.
v) Do not put any kind of waste inside the cabin or near to air conditioning system. if do a bad smell coming from the AC.
FAQ Air Conditioner Noises
Q) Air conditioner makes a whooshing noise?
A) Air condition whooshing noise coming if ac any one vent in close condition or little open only, do open properly and another reason is if inside evaporator unit any screw was loose or any air passage will be open.
Q) Air conditioner noise when running?
A) Air conditioner noise in running condition means the compressor inside has some issue, some child parts are broken, like the piston, bearing, and plate.
Q) Air conditioner makes hissing noise?
A) While on, ac if hissing sound is coming, which means the ac refrigerant quantity in the system or leakage in the evaporator coil inside. You can go professional and check the full AC system.
Q) Car AC sounds like wind blowing?
A) Car AC vent check first, check that the vent is fully open, and the vent position. If the vent is not open properly, this kind of sound comes. Another reason is if any dust goes inside the blower and ac vent pipe, then the AC sounds like wind blowing. Clean the cabin filter periodically.
