Festo CPA VI Series Manual page 73

5. Maintenance and conversion
CPA... 9808A
Loosening the pneumatic connections
WARNING
When pneumatic tubing is under pressure it may sud-
denly perform sudden uncontrolled movements
which can cause injury to human beings. Switch the
compressed air supply off before disconnecting the
pneumatic tubing on the CPA valve terminal.
1. Mark all pneumatic tubing
2. Press down the blue clamping ring of the Pin-type
connector or of the screw connector.
3. Pull off the pneumatic tubing of the Pin-type
connector or of the screw connector.
Loosening the CPA valve terminal on a wall
1. Prevent a hanging CPA valve terminal from falling
down before you remove it from the mounting sur-
face.
2. Remove the fastening screws from the left and right-
hand end plates (position of fastening screws see
Fig. 2/4).
3. Remove the CPA valve terminal from the mounting
surface.
5-5