Motor carbon brushes will wear over time, even just fitted with carbon brushes will wear, what happen? How solve it? Here are a few examples of common motor for carbon brush wear causes and solutions.
1: motor overload---reduced and limited motor load
2, oil on the commutator or slip ring---clean the commutator or slip ring
3, unequal resistance between the brush and brush-bar---cleaning and fastening joints
4, brush surface with abrasive particles---running back and cleaning brush
5, the current uneven distribution of---adjust brush pressure
6, brush model mix---can be installed in a type of brush