Inspection: Check the vibration of the motor bearing with a vibration diagnostic instrument. The test result should be normal, and the bearing should be replaced if the result is abnormal.
Check: use the vibration diagnostic instrument to check the vibration of motor bearings, the test results should be no abnormality, the result of abnormal bearings need to be replaced.
Check: check the vibration of the motor bearing with the vibration diagnosis instrument. The test result shall be normal. If the result is abnormal, the bearing shall be replaced.<br>