54 37 105 Removing and Installing/Replacing Complete Front Roof Shell Fastener Pack

54 37 105 - Removing and installing/replacing complete front roof shell fastener pack





Necessary preliminary tasks:
- Remove roof shell at front 54 37 070 Removing and Installing/Replacing Roof Shell At Front
- Remove roof lining 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 fasteners, mark position of screws to ensure correct alignment when installing.

Release screws (1).
Tightening torque 54 37 08AZ 54 37 Power Convertible Top.






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

Release screws (1).
Tightening torque 54 37 07AZ 54 37 Power Convertible Top.





Do not adjust barrel screws (1) for height adjustment.
When replacing roof shell, measure height of barrel screws and carry over to new roof shell.






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

Unscrew nuts (1).
Tightening torque 54 37 07AZ 54 37 Power Convertible Top.

Installation:
Replace nuts.

Remove motor carrier with drive unit.






Installation:
Guide cylinder must run into counter-support without noises and tension.
Check gap (A) and and adjust if necessary.
(A) - = 19 mm





Installation:
The scope of work for removing and installing the front roof shell fastener pack ends here.
Check gap dimensions and if necessary adjust





Replacement only:
Align new motor carrier with drive unit centrally to threaded pin.
Tighten down new nuts (1).
Tightening torque 54 37 07AZ 54 37 Power Convertible Top.





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.

Installation:
Guide cylinder must run into counter-support without noises and tension.
Check gap (A) and and adjust if necessary.
(A) - = 19 mm

Fasteners glide into place.
Adjust gap (A) = approx. 19 mm.
Tighten down screws.
Tightening torque 54 37 07AZ 54 37 Power Convertible Top.













Installation:
Strikers must be completely closed.





Note:
Check gap dimensions and if necessary adjust