There is no such screw motor, it can only be used chisel (also known as flat spade) and the hammer hit the base and cover seams, the seat cover from the machine to unload.

• 没有这种螺孔的电机，则只能用錾子（又叫扁铲）和铁锤敲打端盖与机座的接缝处，把端盖从机座上卸下来。