( 1) If the brushed motor is measured with a universal meter, it proves that the motor is good or not . After the red pen of the energy meter is used up, the black line of the motor is blocked by the black pen of three and the small line, respectively, and it is between 650-750 to prove that the motor is no problem

(2) The electric vehicle has a brush motor, generally replace the carbon brush, and pay attention to the item changer before opening. Is the friction with the carbon brush connected? If so, use sandpaper to rub the item changer and the carbon brush to keep the same distance.

(3) Turn on the motor, pay attention to the motor wire package and do not rub the wire package to avoid damage to the wire package .

(4) When replacing the Hall with the brushless

motor, pay attention to the connection of the Hall wire. If it is the first time, it is best to remove the wire and weld one on the other to avoid mis-welding. After welding, stick it with 502 Use AB glue to stick it tightly to avoid the phenomenon of instability

(5) Change the magnetic steel and dip the magnetic steel. Pay attention to the glue on the spindle and the magnetic steel. Use the magnetic steel and the magnetic steel to attract each other. Put the glue in the opposite direction and stick it .