Installation wrench for assembling and disassembling of injector compression packings in injector housing of common rail line of motor vehicle, has disassembly pin with lugs that are brought in contact with packing for retaining on pin

摘要

The wrench (10) has a pipe (1) with a radially extending assembly pin (5) and a disassembly pin (6). The pins have a stop element at front ends (5', 6') pointing away from the pipe. The end of the assembly pin has two radially flexible spring elements. The spring elements have spring restoring force for holding an injector compression packing (8) attached to the assembly pin and fastened to the stop element. The end of the disassembly pin has two radially flexible retaining lugs that are brought in contact with another injector compression packing (8') for retaining on the disassembly pin. Independent claims are also included for the following: (1) an assembly device for assembling an injector in an injector housing, comprising an injector connecting piece (2) an assembly set for assembling the injector in the injector housing, comprising an attachment disk (3) a method for assembling and disassembling of injector compression packings into and from injector housings of common rail lines.