General Preventive Action - Festo VTSA-44-MP Series Manual

5. Maintenance and conversion
5.1

General preventive action

5-4
Warning
Uncontrolled movements of the connected actuators and
loose tubing can cause injury to persons and/or damage
to property.
Before carrying out installation and maintenance work,
switch off the following:
compressed air supply
•
operating and load voltage supplies.
•
Note
Handle all modules and components of the MPA-S valve
terminal
with great care. Note especially the following when mount-
ing components:
Screws must be fitted exactly (otherwise threads will be
•
damaged).
Screws must be only screwed in by hand. Screws must
•
be fitted so that the self-cutting threads can be used.
The specified torques must be observed.
•
Threaded connections must be mounted free of offset
•
and mechanical tension.
Check the seals for damage (IP65).
•
The contact surfaces must be dry and clean (sealing
•
effect, avoid leakage and contact errors).
Festo P.BE-VTSA-44-EN en 1101f