Samson 3214 - Page 43

EB 5868-1 EN 11-1
Removal
11 Removal
The work described in this section is to be
performed only by personnel appropriately
qualied to carry out such tasks.
Risk of fatal injury due to electric shock.
Î Before performing any work on the
device and before opening the device,
disconnect the supply voltage and protect
it against unintentional reconnection.
Î Only use power interruption devices that
are protected against unintentional re-
connection of the power supply.
Risk of burn injuries due to hot components
and pipeline.
Valve components and the pipeline may be-
come very hot. Risk of burn injuries.
Î Allow components and pipelines to cool
down.
Î Wear protective clothing and safety
gloves.
Risk of personal injury due to residual pro-
cess medium in the valve.
While working on the valve, residual process
medium can escape and, depending on its
properties, may lead to personal injury, e.g.
burns.
Î Wear protective clothing, safety gloves
and eye protection.
Before removing the valve, make sure the fol-
lowing conditions are met:
− The control valve is put out of operation
(see the 'Decommissioning' section).
11.1 Removing the valve from
the pipeline
1. Support the valve to hold it in place
when separated from the pipeline (see
the 'Shipment and on-site transport' sec-
tion).
2. Unbolt the anged joint.
3. Remove the valve from the pipeline (see
the 'Shipment and on-site transport' sec-
tion).
11.2 Removing the actuator
from the valve
Removing Type3374 Actuator from the
valve
Î See associated actuator documentation.
Removing the rod-type yoke
1. Remove the stem connector clamps (7)
and adapter (11).
2. Unscrew the hex nut (12) from the rod-
type yoke (5).
3. Remove the rod-type yoke (5) from the
body (1).
DANGER
!
WARNING
!
WARNING
!
WARNING
!