Planmeca Viso Technical Manual page 140

6 Parts replacement
Removing column lower cover
Removing column upper cover
134 Planmeca Viso
Remove the column lower cover (1) as follows. Unscrew eight attachment
screws (2) and loosen two screws (3) and remove the cover.
Remove the carriage upper cover according to the instructions given earlier
in this section.
If the patient support arm is too up, preventing to remove the moving column
upper front panel, drivethe support arm down as described later in this
section (1).
Technical manual