Festo Smart cubic CPV-SC Series, Manual

Page: 53 / 80

4. Commissioning
4-11
Festo P.BE-CPVSC-EN en 0112NH
4.3 Eliminating faults
Impairment of function
After switching on the compressed air supply or when subse-
quently testing the individual valves, you can learn the follow-
ing about the operating status of the pneumatic system:
Operating status of the
pneumatic system Valve position Error treatment when the
compressed air supply has been
switched off
Air escapes ...
– from the common line connections
– from the work line connections
– between the modules
– Basic position
– Switch position
– Basic position
•
Check the seal ring or the tube fit-
tings
•
After switching on again, regulate
the separate auxiliary pilot air to 3
to 7 bar.
The valve or the pneumatic system
– does not react as expected
– does not react
– does not react
– Switch position
– Switch position
– Basic position
•
Check the tubing
•
After switching on again check the
operating pressure (e.g. pressure
zones)
•
Servicing required
– Check the controller connection
(apply pressure > 3 bar at
controller)