VKI Technologies Zuma Brewer Operation And Service Manual page 17

4. Once the screws are removed, lift the cylinder up until it clears the two guide posts on the mainframe
and pull it towards you to remove it.
5. Pull down the piston to remove this assembly from the brewer cylinder. At this point, the old brewer
cylinder can be discarded (but not the piston assembly).
Zuma Brewer - Operation & Service Guide
Page 17