If you find that as you press your hand against the sash the sound changes in pitch then you should put some wooden shims in the gap between the window air conditioners frame and the sash.
How to reduce noise from window air conditioner.
It should be level from side to side and.
You should check carefully the window all round the unit.
You should then turn the window air conditioner on and press your hand against the sash.
You should tighten the screws holding the front panel onto the unit.
For noise originating from inside the unit.
If you have any tips let us know in the comments below.
How to quiet a noisy window air conditioner step 1.
If you set up your air conditioner properly and you position the compressor on steady ground then you can expect less noise.
The noise a window a c unit makes does vary between manufactures but there is somethings you can do to help get rid of unwanted noise.
Tips to help quiet down a window air conditioning unit.
Here is a quick re cap of all the steps you can follow to reduce noise from an outside air conditioner.
Be sure that all the compressor mounting parts.
Indeed screws and fasteners that secure the air conditioner to the window frame may loosen and thus squeak when vibrating during normal operation.
Tips for reducing noise in your existing a c window unit.
If improperly installed.
Pay special attention to any gaskets.
First verify that the original installation procedures have been followed properly.
If however the pitch of the noise changes when you press your hand on the glass you.
Make sure the a c is properly installed in a window in a solid wall.
Install the unit as far from bedrooms dining room and living room as possible cover it with a professional sound blanket use natural enclosure like a wooden fence and or shrubs and bushes that.
Tighten all screws to quiet a noisy window air conditioner one very easy step to take is to tighten all screws tap down rivets and re drive nails.
Proper positioning lessens the vibrations leading to reduced noise levels.