Festo Smart cubic CPA-SC Series, Manual

Page: 96 / 136

4. Commissioning
4−16
Festo P.BE−CPASC−EN en 0412b
4.5 Trouble shooting
4.5.1 Impairment of function
When the compressed air supply has been switched on or when
the individual valves are subsequently checked, you can learn
the following about the operating status of the pneumatic
system:
Operating status of the
pneumatic system Treatment of faults when the compressed air
supply has been switched off
Air escapes from ...
common line or work line connections
·
Check the tubing
Valve or pneumatic system ...
does not react as expected
does not react
·
Check the tubing
·
Check the electric cables
·
Reset the manual override at the basic position
·
After switching on again check the operating pressure
(if necessary for each pressure zone) Set the operating
pressure in accordance with the instructions in chap. 3.
·
With valve terminals which are operated with closed−
loop controlled external pilot air:
after switching on again, check the pilot pressure
(if necessary, set as a factor of the operating pressure,
see chapter 3).
·
Servicing is required
Tab.4/7: Impairment of function of the pneumatic system