Decommissioning - Samson TROVIS 5757-3 Mounting And Operating Instructions

11 Decommissioning

The work described in this section is only to
be performed by personnel appropriately
qualified to carry out such tasks.
DANGER
!
Risk of fatal injury due to electric shock.
Î Before disconnecting the wires at the ac-
tuator, switch off the supply voltage and
protect it against unintentional reconnec-
tion.
WARNING
!
Risk of personal injury due to residual
process medium in the valve.
While working on the valve, residual me-
dium can flow out of the valve and, depend-
ing on its properties, cause personal injury,
e.g. (chemical) burns.
Î Wear protective clothing, safety gloves
and eye protection.
WARNING
!
Risk of burn injuries due to hot or cold
components and pipeline.
Valve components and the pipeline may be-
come very hot or cold. Risk of burn injuries.
Î Allow components and pipelines to cool
down or warm up to the ambient tem-
perature.
Î Wear protective clothing and safety
gloves.
EB 5757 EN
To decommission the electric actuator for
maintenance work or disassembly, proceed
as follows:
Î Put the control valve out of operation.
See associated valve documentation.
Î Disconnect the supply voltage and pro-
tect it against unintentional reconnection.
Decommissioning
11-1