See chart 1a, the extractor puller is composed of falling weight, falling shaft and two joints. (Another joint in chart 1a is used to disassemble the fuel injector bushing).

• 如图1a，拨出器是由冲锤、冲杆和两个接头组成。（图1a中另一接头是用于拆卸喷油器衬套之用）。