Festo DLP-VSE Series, Manual

Page: 85 / 112

5. Diagnosis
5-1
Festo P.BE-DLP-VSE-... en 0206a
5. Diagnosis
5.1 Eliminating faults
5.1.1 Pneumatic components
When you switch on the compressed air supply or subse-
quently check the individual valves, you can learn the follow-
ing about the operating status of the pneumatic system.
Faults Setting of the fittings Error treatment
Air comes out of the com-
mon tubing connections – basic position
– undefined position 1. Switch off the compressed air supply
2. Check the sealing ring or the tubing
fitting (slightly grease the plug
screws)
The fittings do not react as
expected – unexpected 1. Switch off the compressed air supply
2. Check the tubing
3. After switching on again check the
operating pressure
– If faults still exist: return for servicing
Indicator light does not
light up – Cable connection to limit switch inter-
rupted
– Incorrect tubing connection
– LED in indicator light defective
Fig. 5/1: Eliminating faults