What causes the motor in the dry mortar equipment to appear shaking?

What causes the motor in the dry mortar equipment to appear shaking?
Sometimes dry mortar equipment in the use of time, somehow the motor suddenly appear shaking phenomenon, we have a comprehensive summary of the following points for your reference:.

First, the first is the bolt, due to the dry mortar equipment motor on the connection bolt breakage.
Second, followed by the head wheel shaft, the head wheel shaft above the dry mortar equipment motor appears skewed caused by.
Third, then the chain, the chain on the motor and the head wheel on the motor bite caused by instability.
Four, then the head wheel rim, the head wheel rim above the motor is too severely worn resulting in.
Dry mortar equipment motor shaking phenomenon of the reasons, we have mainly summarized the above four, if you encounter such a situation in the future, it is recommended that the above four aspects to find out the reasons, and then timely solutions.