How to correctly repairing and asynchronous motor?

Before repairing the motor should be prepared to all kinds of work,such as the tools used,remove the former work inspection and record.Remove the motor steps:(1),remove the pulley,or even the axis,before remove the pulley and the connecting shaft should be ready,when installation electric motor 12v 500w should be cleaning,clean rear wholesalemotor.blogspot.com can reset;(2),remove the end cover,remove the bearing cover first,then take the end cover,single phase asynchronous motor and make the front and back cover,when installation should press mark reset;(3),remove the rotor:wear-resisting of thick paper between the stator should be fitted to 5kw permanent magnet generator prevent damage to the stator winding,if the rotor is very heavy,lifting equipment installation available when the rotor to check whether there is sundry,inside the stator and shaft extension end end cover put on first,then the rotor load along with the fan and the back cover.