FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Vario Roof Tubular Frame Lock Hydraulic Cylinder



Vario Roof Tubular Frame Lock Hydraulic Cylinder, Location/Purpose







Location
One cylinder each above left and right wheelhouse in trunk.

Purpose
Locking and unlocking tubular frame locks.

Design
Double-acting differential cylinder (rod and piston side pressure connection).

Function
When the hydraulic cylinder is pressurized on one side, the hydraulic cylinder rod extends or retracts. Both cylinders are synchronously actuated.
when the piston rod extends, the tubular frame lock is unlocked.