Troubleshooting; Malfunctions - Festo VTSA Series Description

4. Commissioning
4.5

Troubleshooting

4.5.1 Malfunctions

Operating status of
the pneumatic system
Air escapes from ...
common lines or working lines
The valve or the pneumatic system ...
does not react as expected
does not react at all
Tab. 4/7: Pneumatic system malfunctions
Festo P.BE−VTSA−44−EN en 0905e
After switching on the compressed air supply or when subse
quently 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
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·
·
·
·
·
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Check the tube assembly
Check the installation of the tubing lines
Check the electric cables
Bring the detenting manual override into the
initial position
After switching on again check the operating
pressure (for each pressure zone, if necess
ary) Set operating pressure in accordance with
instructions in Chapter 3.
In the case of valve terminals that are oper
ated with external pilot air, check the pilot
pressure after switching on again (if necess
ary, set according to the operating pressure, see
Chapter 3)
Servicing required
4−15