Construction; Installation And Operation; Installing The Diaphragm Valve - Gemü 653 Original Einbau- Und Montageanleitung

9

Construction

Construction
1 Valve body
2 Diaphragm
A Bonnet

10 Installation and operation

Prior to installation:
Ensure that valve body and diaphragm
G
material are appropriate and compatible
to handle the working medium.
Check the suitability prior to the
G
installation.
See chapter 5 "Technical data".
653, 654
Handwheel
Optical position
indicator
Diaphragm size 8
Optical position
indicator
Handwheel
Diaphragm size 10-100
10.1 Installing the valve
The equipment is subject to pressure!
Risk of severe injury or death!
®
Only work on depressurized plant.
G
Corrosive chemicals!
Risk of caustic burns!
®
Wear appropriate protective
G
gear when installing.
Hot plant components!
Risk of burns!
®
Only work on plant that has
G
cooled down.
Never use the valve as a step or an aid
for climbing!
This entails the risk of slipping-off or
®
damaging the valve.
Do not exceed the maximum
permissible pressure!
Take precautionary measures to
®
avoid possible pressure surges
(water hammer).
Installation work must only be performed
G
by trained personnel.
Use appropriate protective gear as
G
specified in plant operator's guidelines.
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WARNING
WARNING
CAUTION
CAUTION
CAUTION