Screw compressor bearing burnt out

Bearing burning is one of the common faults of screw compressor, which is generally caused by foreign matters in oil system, oil pressure reduction, oil quality deterioration and other reasons. If it is found that the bearing of screw compressor is burnt out, check the oil supply system, clean the oil filter and oil cooler cooling pipe, check and adjust the oil pressure regulating valve, test the oil quality, change the oil if the quality is not good, and check and handle the oil leakage point.