yes, they themselves replaced the element, gearbox and yet the noise continues. It all started in a preventive maintenance 24000 h. After installing the new gearbox elements and gear we performed tests and checked the noise. Electric motor bearings have also been replaced.
we have an atlas copco GA160 compressor that recently made a strange noise in the gearbox during the relief phase. when it comes into charge the noise disappears. Gearbox and electric motor bearings have already been replaced, but the problem persists. can anyone give any idea of the cause of...