54 37 090 Removing and Installing/Replacing Front Cowl Panel Fastener

54 37 090 - Removing and installing/replacing front cowl panel fastener





Necessary preliminary tasks:
- Remove roofliner at front 54 37 035 Removing and Installing/Replacing Roofliner for Roof Shell at Front





Installation:
- Microencapsulated screws (Loctite) must be replaced and may not be reused
- Screw connection must be completed within 20 mins. (start of curing)
- Microencapsulated screws must not be retightened
- Thread of nut must be cleaned beforehand in event of repeated use





Move convertible top into service position.
Move convertible top so that angle of hinges is not ≤90°.

Important!
Risk of damage! Pressure in hydraulic system drops and convertible top loses its position.

Support rear roof shell to convertible top cover with suitable auxiliary material.
Auxiliary material must lie over wide area and if possible over entire length.
Rear roof shell is supported by auxiliary material on convertible top cover.
Roof shells block each other.





Slide open retaining clip (1) and unclip ball head.

Note:
Before removing, mark position of nuts to ensure correct alignment when installing.

Unscrew nuts (2).
Tightening torque 54 37 08AZ 54 37 Power Convertible Top.

Installation:
Replace nuts.





Replacement only:
Screw on new fasteners loosely.
Fastener should still be able to be slid in order to centre itself.
Install roof shell 54 37 070 Removing and Installing/Replacing Roof Shell At Front without roofliner.
Close convertible top.
Fasteners glide into place.
Tighten down nuts (1).
Tightening torque 54 37 08AZ 54 37 Power Convertible Top.
Check gap dimensions and if necessary adjust