Festo MPA-ASI Series, Manual

Page: 79 / 208

3. Installation
3−9
Festo P.BE−MPA−EN en 0802c
3.3 Laying the tubing
If elbow screw connectors or multiple distributors are used,
the airflow will be reduced slightly.
Connecting Proceed as follows:
1. Push the tubing as far as possible into or over the tube
connection of the screw connector.
2. Pull the locking ring
1
over the tubing connection or
tighten the locking screw
2
.
3. For reasons of clarity, group the tubing together with:
tube straps or
multiple hose holders.
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
pneumatic tubing on the MPA−S 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.