Remove/Install Hyd Cylinders For Top Actuation

Preliminary jobs:
Remove coupe roof (operating instructions).
Remove baggage shelf. Service and Repair
Remove coverings in rear.
Remove occasional (rear) seats. [1][2]Procedures











Special tools






Self-made tool
Hook


Removal





1 Position top.





2 Remove bolt on top cylinder and press piston rod all the way in.
3 Remove hydraulic lines (a, b).

NOTE: The hydraulic lines and connections on the hydraulic cylinder must be plugged immediately with plugs part no.129 589 00 91 07 and part no.129 589 00 91 11 respectively.





4 Screw out screw
5 Remove hydraulic cylinder.

Installation

NOTE: When the hydraulic cylinder is replaced install water drain cuff on new cylinder.

6 Insert hydraulic lines (a, b).

NOTE: Bolt (internal hexagon) must be screwed in with screw locking compound (30 3 Nm).
Screw in bolt (external hexagon) without screw locking compound (90 5 Nm).

7 Install hydraulic lines (a, b).





8 Pull piston rod up with hook (self-made).





9 Center piston rod with special tool 129 589 04 21 00 and install bolt.
10 Check for proper function and leakage.