a) Remove the air connections (1) to the cylinders.
b) Remove the proximity switches (2).
c) Remove the sleeve (3).
d) Compress the cylinder spring (approximately 5 turns) using the
tool (4). Remove the clamp ring (5) and the cylinder.
e) Check the gasket (6), change if reqired.
f) Repeat steps c) to e) for the B-cylinder and the C-cylinder.