What is the cause of unstable air pressure in Flynn Oxygen Concentrator

There is a problem with the compressor.

According to the official website of FULIN Medical Equipment Co., Ltd, the compressor is one of the core components of the oxygen concentrator, and if it is displaced or the compressor power is insufficient in the process of use, the oxygen concentrator will have unstable air pressure.

Fulin Oxygen Concentrator is a medical electronic equipment machine developed and produced by Jiangsu Fulin Medical Equipment Co.