12.5.8. Installation of the top arm of fastening of a pipe (model to identification number 123446)


1. Fix an arm (85), as shown in an illustration (73a), and establish it by two openings at an angle 90 ° to the adjusting provision of a pipe.
2. Measure distance of "a" (the nominal rate makes 21.5 +0.5 mm). Tighten a bolt (85a).