Fault Finding; Impairment Of Function - Festo VTSA-44-MP Series Manual

4. Commissioning
4.5

Fault finding

4.5.1 Impairment of function

Operating status of:
the pneumatic system
Air escapes from ...
– common line or working line connections
The valve or the pneumatic system ...
– does not react as expected
– does not react
Tab. 4/7: Function impairment of the pneumatic system
4-16
After switching on the compressed air supply or when sub-
sequently testing the individual valves, you can learn the
following about the operating status of the pneumatic system:
Error handling when the compressed
air supply has been switched off
•
•
•
Valves of width 18 ... 52 mm:
•
•
•
F
or valve terminals operated with external pilot
air:
•
Check the tubing fitting
Check the installation of the tubing lines
Check the electric cables
Bring the MO into the initial position
After switching on again check the operating
pressure (for each pressure zone, if neces-
sary) Set operating pressure in accordance
with instructions in Chapter 3.
Servicing required
After switching on again, check the pilot
pressure (if necessary, set it dependent on the
operating pressure, see Chapter 3)
Festo P.BE-VTSA-44-EN en 1101f