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10 Construction
2
1
A
Optical
position
indicator
Construction
A Actuator
1 Valve body
2 Diaphragm
11 Installation, operation and
adjustments
Prior to installation:
Ensure that valve body and diaphragm
material are appropriate and compatible
to handle the working medium.
Check the suitability prior to the
installation!
See chapter 6 "Technical data".
11.1 Installing the valve
WARNING
The equipment is subject to pressure!
Risk of severe injury or death!
Only work on depressurized plant.
WARNING
Corrosive chemicals!
Risk of caustic burns!
Wear appropriate protective
gear when installing.
CAUTION
Hot plant components!
Risk of burns!
Only work on plant that has
cooled down.
CAUTION
Never use the valve as a step or an aid
for climbing!
This entails the risk of slipping-o or
damaging the valve.
CAUTION
Do not exceed the maximum
permissible pressure!
Take precautionary measures to
avoid possible pressure surges
(water hammer).
Installation work must only be performed
by trained personnel.
Use appropriate protective gear as
specifi ed in plant operator's guidelines.
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