Analyze the reason of noise and abnormality in vibration motor running

According to the vibration motor manufacturer, the noise when the vibration motor is running may be caused by the following reasons:

1. Bearing wear and failure;

2, fixed, rotor loose core;

3. The voltage is too high or unbalanced;

4, the bearing lack of grease;

5. Fan hits wind cover or wind duct is blocked;

6. Uneven air gap, stationary rotor phase friction.

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Post time: Sep-01-2019
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