How to install a servo motor keyway?

Note: Do not hit the motor axis when the motor axis is suspended in the air, otherwise it will cause the motor shaft to be crooked, or even shatter the code disc of the encoder, causing serious consequences!

The correct operation is as follows：

Install step1:
Put servo motor on a flat surface, and then add pad under motor axis, like the picture as below:

Install step2:

Put the keyway in the groove，and then tap it lightly into the groove to secure.

Remove step1: Screw the M3 screw into the keyway，like the picture as below:

Remove step2：Pull out together with screw and keyway

Reference video