EB 8331-4 EN 9
Safety instructions and measures
1.1 Notes on possible severe personal injury
DANGER
!
Risk of electric shock.
Î Before connecting wiring, performing any work on the device or opening the de-
vice, disconnect the power supply and protect it against unintentional reconnection.
Î Only use power interruption devices that are protected against unintentional recon-
nection of the power supply.
Î Do not remove any covers to perform adjustment work on live parts.
Risk of bursting in pressure equipment.
Valves and pipelines are pressure equipment. Improper opening can lead to valve
components bursting.
Î Before starting any work on the valve, depressurize all plant sections concerned as
well as the valve.
Î Drain the process medium from all the plant sections concerned and from the valve.
Î Wear recommended personal protective equipment. See associated valve docu-
mentation.
1.2 Notes on possible personal injury
WARNING
!
Crush hazard arising from moving parts.
The electric actuator contains moving parts (actuator and plug stems), which can injure
hands or ngers if inserted into the actuator.
Î Do not insert hands or ngers into the yoke while the valve is in operation.
Î Disconnect the power supply before performing any work on the control valve.
Î Do not impede the movement of the actuator or plug stem by inserting objects into
their path.
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