General Precautionary Measures - Festo CPA VI Series Manual

5. Maintenance and conversion

5.1 General precautionary measures

CPA... 9808A
WARNING
Before undertaking fitting work, switch off the
following sources of power:
• the compressed air supply
• the voltage supply to the valve solenoid coils
You will thereby avoid:
– uncontrolled movements of loose tubing
– undesired movements of the connected actuators
– undefined switching states of the electronic compo-
nents.
5-3