Festo MPA-FB Series, Manual

Page: 54 / 168

3. Installation
3−8
Festo P.BE−MPA−EN en 0502b
1
2
Fig.3/1: Fitting the tubing
Disconnecting Proceed as follows:
Warning
If the pneumatic tubing is under pressure when connec
tions are loosened, it may perform sudden unexpected
movements, thereby causing injury to human beings. Carry
out the following steps before disconnecting the pneu
matic tubing on the MPA valve terminal:
·
Switch off the compressed air supply.
·
Make sure that all pneumatic tubing is pressureless.
·
Exhaust all actuators controlled by valves which are
blocked in the rest or mid−positions.
1. Mark all pneumatic tubing.
2. Press the locking ring of the screw connector
1
e.g. with
a screwdriver or the loosening tool QSO from Festo or
loosen the locking screw
2
of the screw connector.
3. Remove the tubing from the screw connector.
4. Seal non−required screw connectors with blanking
plugs
3
.