First read and observe the introductory information
and safety warnings
Large particles of dirt on the automatic belt prevent it from rolling back properly and thus from working effectively.
The seat belts must never be removed for cleaning purposes.

WARNING
Cleaning and caring for the dash panel, wooden trims and plastic parts
Wheels and tyresImportant Information when Working with the A/C Service Station
Caution
If it is suspected that chemicals were added to the
refrigerant circuit to seal leaks, do not connect the
A/C service station and do not extract the refrigerant.
...
Refrigerant Circuit Connections with Valve for Switches
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
Refer to
→ Rep. Gr.87.
...
Structuring Component
Definition:
Structuring Component, Fine -ALN 775 108-
Edition 04/2013
Product Description
The Structuring Component, Fine -ALN 775 108- is a component
for the two-part HS top ...