Eliminating Faults - Festo ZSB-1/8 Notice D'utilisation

ZSB−1/8
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Eliminating faults

Fault
Output 2 not pressurized
despite actuation time of both
push buttons < 0.5 s
Output 2 pressurized despite
actuation time of both push
buttons > 0 5 s buttons > 0.5 s
releasing a push button g p
Output 2 pressurized despite
the fact that only 1 push
button is actuated
Pressure reduction at output
2 takes too long
Air streams out of 3 when
both push−button valves are
actuated
Fig. 9
Festo ZSB−1/8 0701NH English
Possible cause
Input pressure too high
Different lengths of tubing for
the push−button valves
Input pressure too low
Faulty push button
Installation fault (tubing bent)
Functional fault
Tubing fault
Silencer dirty
Functional fault
Remedy
Reduce the input pressure at
1 and 1
1 2
Implementing suitable
measures for limiting the
pressure
Cut equal lengths of tubing for
the push−button valves
Increase the input pressure at 1
and 1 to at least 3 bar
2
Replace push button
Installation of components as
per DIN EN 983
Return to Festo
Use short tubing
Avoid angled screw
connectors
Clean or replace silencer
Return to Festo
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