Stober KL Series, Operating Manual

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5 | Installation
10/2019 | ID 443150_en.00
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15. If the motor shaft cannot be inserted into the clamping hub, do not use force and instead turn the locking screw (11)
counterclockwise one quarter rotation with the hexagon insert (3). The size of the hexagon insert can be found on the
adhesive label (14) as well as in the following tables.
16. If necessary, repeat the previous step.
17. The contact surfaces of the motor flange and motor adapter flange must fit together without a gap. If this is not the
case, do not use force and instead check the dimensions of the motor.
18. Make sure that the flexible coupling element is not tensioned axially when mounting the motor. Otherwise, the plug-
in coupling can be damaged.
19. Insert the torque wrench (2) in the hexagon insert (3) and tighten the locking screw (11). The corresponding tightening
torque can be found in the following table and on the adhesive label on the motor adapter.
20. Mount the motor on the motor adapter with screws (9). Tighten the screws evenly, with increasing torque and
alternating diagonally. The tightening torque can be found in the chapter Tightening torques [
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41] .
21. Plug the access hole with the threaded sealing plug (13) by screwing it in until it is flush with the surface of the motor
adapter.