EB 8395 EN
35
Decommissioning and removal
10
Decommissioning and
removal
The process is disturbed by interrupting
closed-loop control.
Do not mount or service the positioner while
the process is running and only after isolat-
ing the plant by closing the shut-off valves.
10.1
Decommissioning
To decommission the positioner before re-
moving it, proceed as follows:
1. Disconnect and lock the air supply and
signal pressure.
2. Open the positioner cover and discon-
nect the wires for the control signal.
10.2 Removing the positioner
1. Disconnect the wires for the control sig-
nal from the positioner.
2. Disconnect the lines for air supply and
signal pressure.
3.
Disassemble as described in the associat-
ed actuator or valve documentation.
10.3
Disposal
Î
Observe local, national and internation-
al refuse regulations.
Î
Do not dispose of components, lubricants
and hazardous substances together with
your other household waste.
NOTICE
!
Summary of Contents for 3724
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