3. Pay attention to the value of the pressure gauge during operation, check the temperature rise, noise, etc. of each moving part, and find abnormal noise, stop and check immediately.
3, in operation pay attention to observe the pressure gauge values, check the temperature of the operating parts, noise, etc. , found abnormal noise, immediately stop inspection.
3. During the operation, pay attention to the value of the pressure gauge, check the temperature rise and noise of the operating parts, and immediately stop the machine for inspection if any abnormal sound is found.<br>