7
Manufacturer's information
7.1
Transport
Only transport the butterfl y valve with
G
suitable means, do not drop it and
handle it carefully.
Dispose of packing material according
G
to relevant local or national disposal
regulations / environmental protection
laws.
7.2
Delivery and performance
The butterfl y valve is supplied fully
assembled. The scope of delivery is
apparent from the dispatch documents and
the design from the order number.
The performance of the butterfl y valve was
checked at the factory.
Check that all parts are present and
G
check for any damage immediately upon
receipt.
7.3
Storage
Store the butterfl y valve dust protected
G
and dry in its original packaging.
Avoid UV rays and direct sunlight.
G
Do not exceed the maximum storage
G
temperature of +40 °C.
Solvents, chemicals, acids, fuels or
G
similar fl uids must not be stored in the
same room as butterfl y valves and their
spare parts.
8
Functional description
GEMÜ 481 is a soft seated butterfl y valve.
The butterfl y valve is equipped with a
pneumatic actuator and an optical position
indicator.
481
9
Construction
A
1
A
Actuator
1
Butterfl y valve body
2
Disc
3
O-ring
4
Optical position indicator
10
Installation
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.
22 / 36
Construction
WARNING
WARNING
4
3
2