Festo DLP-VSE Series, Manual

Page: 86 / 112

5. Diagnosis
5-2
Festo P.BE-DLP-VSE-... en 0206a
5.1.2 Electric components
Error messages of the electric components
Indicator light Setting of the fittings Meaning
Indicator light does not light
up, although the fitting is in the
appropriate position. – switch position – Incorrect connection for limit
switch
– Limit switch does not supply a
signal
– Compressed air supply not cor-
rect.
– Fault in bus module
(only DLP-...-DP or -ASI)
– Indicator light defective
Both indicator lights light up – basic position or
– switch position – Incorrect connection for limit
switch
– Fault in bus module
(only DLP-...-DP or -ASI)
– Servicing required
Fig. 5/2: Indicator light displays showing the position of the fittings
5.1.3 Replacing the indicator lights
If the indicator lights for AUF/OPEN or ZU/CLOSE are defec-
tive, you can replace these yourself.
1. Unscrew the transparent part of the cap.
2. Replace the LED. Use a bulb remover here for bulb type
BA9S .
3. Screw the cap into place again.