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Re: hello group ,
Posted to HVAC Forum on 1/19/2024

Hi Lewis,

First, I would confirm the actual noise with a chassis ear or a length of 3/4 heater hose and listen carefully.

Is it the compressor knocking? Try adding a 1/2 ounce of AC oil and see if it quiets down. That often works very well.

As for compre... Login to read more.