Continental CS Easy Instructions De Montage page 18

If an old SE tire is mounted, always adhere to the standard procedure for removing SE tires.
CSEasy Mounting Instructions
If a CSEasy is already mounted on the rim on
the vehicle, mounting and removal is possible
directly on the vehicle if the rim flange is on the
inside.
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1
Wrap the CSEasy adapter around the rim.
Slightly lift the rim, placed on its side, to allow
for insertion of the adapter in the SIT (Rim)
groove.
Make sure that there is no folding of the
compression plate. Do not use any tool for this
part of the job.