SL 55 AMG (230.474) V8-5.5L SC (113.992) (2003)
Convertible Top Hydraulic Cylinder: Description and Operation
Vario Roof Front Latch Actuation Hydraulic Cylinder
Vario Roof Front Latch Actuation Hydraulic Cylinder, Location/Task/Design/Function
Location
In the center of the reversing mechanism for rotary tumblers in the front of the vario roof.
Task
Locking and unlocking the vario roof by actuating the mechanical linkage to the left and right rotary tumblers.
Design
Double-acting differential cylinder (rod-side and piston-side pressure connections).
NOTE: The gasket is damaged when actuated without external stop.
Function
When the hydraulic cylinder is pressurized on one side, the hydraulic cylinder rod extends or retracts. When the piston rod extends, the rotary tumblers
open.