The following work steps and safety instructions do not release the user from his general safety and due diligence obligations when handling technical equipment.
Screw commercially available transition piece C/D into the upper mounting plate as far as it will go.
The outer ring must be placed on the inner ring by hand. The
inner ring must fit exactly into the outer ring.
Press down to the stop using the press lever. During the pressing process, ensure that all components are correctly seated.