Accessories; Troubleshooting - Festo ZSB-1/8-B Notice D'utilisation

ZSB-1/8-B
10

Accessories

Please select the corresponding accessories from our catalogue:
11

Troubleshooting

Malfunction
Outlet port 2 is depressurised
if both push-button valves are
activated simultaneously
(< 0.5 s).
Outlet port 2 is pressurised if
– both push-button valves
are not activated
simultaneously (> 0.5 s)
– no push-button valve is
activated
– one push-button valve is
activated
Pressure reduction at output 2
takes too long
Air leak at exhaust 3 when both
push-button valves are
activated simultaneously
(< 0.5 s).
Tab. 3
20
Possible cause
Supply pressure too high
Different lengths of tubing for
the push-button valves
Supply pressure too low
Push-button or push-button
valve faulty
Installation fault (tubing bent)
Functional fault
Pipe connection error
Silencer dirty
Functional fault
www.festo.com/catalogue
Remedy
– Reduce the supply 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 supply pressure at
1 and 1 to at least 4 bar
1 2
Replace push-button or
push-button valve
Install the components in
accordance with EN ISO 4414
Return the product to Festo
– Use short tubing
– Avoid angled screw
connectors
Clean or replace silencer
Return the product to Festo
Festo – ZSB-1/8-B – 1202NH English