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10 Construction
4
3
Construction
1 Valve body
2 Control medium connector
3 Actuator
4 Optical position indicator
11 Assembly and connection
Prior to installation:
G Ensure that valve body material and seat
seal are appropriate and compatible to
handle the working medium.
G Check the suitability prior to the
installation.
See chapter 6 "Technical data".
11.1 Assembling the valve
WARNING
The equipment is subject to
pressure!
® Risk of severe injury or death!
G Only work on depressurized
plant.
WARNING
The actuator cover is under spring
pressure!
® Risk of severe injury or death!
G Do not open the actuator!
WARNING
Corrosive chemicals!
® Risk of caustic burns!
G Wear appropriate protective
gear when assembling.
WARNING
Hot plant components!
® Risk of burns!
G 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-off or
damaging the valve.
WARNING
Do not exceed the maximum
permissible pressure!
® Take precautionary measures to
avoid possible pressure surges (water
hammer).
G Assembly work may only be performed by
trained specialised staff .
G Use appropriate protective gear as
specifi ed in plant operator's guidelines.
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