8
Manufacturer's information
8.1
Transport
Only transport the valve by suitable
G
means. Do not drop. Handle carefully.
Dispose of packing material according
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to relevant local or national disposal
regulations / environmental protection
laws.
8.2
Delivery and performance
Check that all parts are present and
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check for any damage immediately upon
receipt.
The scope of delivery is apparent from
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the dispatch documents and the design
from the order number.
The performance of the valve is checked
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at the factory.
8.3
Storage
Store the valve free from dust and
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moisture in its original packaging.
Store the valve in "open" position.
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Avoid UV rays and direct sunlight.
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Maximum storage temperature: 40 °C.
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Solvents, chemicals, acids, fuels or
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similar fl uids must not be stored in the
same room as valves and their spare
parts.
8.4
Tools required
The tools required for installation and
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assembly are not included in the scope
of delivery.
Use appropriate, functional and safe
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tools.
9
Functional description
GEMÜ 617 / 677 is a plastic diaphragm
valve with a 2/2-way body and a low
maintenance plastic bonnet. GEMÜ 677
has an ergonomically designed handwheel.
All medium wetted parts, the bonnet and
handwheel are made of plastic. The valve
has an integral optical position indicator as
standard. The valve body and the diaphragm
are available in various designs as shown in
the data sheet.
Optional accessory for GEMÜ 617:
Mounting plate.
Optional accessories for GEMÜ 677:
electrical remote indication that the valve
is in the open position and a lockable
handwheel.
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Construction
Construction of GEMÜ 617
A
Construction of GEMÜ 677
1
Valve body
2
Diaphragm
A
Bonnet
29 / 44
Handwheel
Optical position
indicator
Optical position
indicator
Handwheel:
Lockable
handwheel
clamp (optional)
2
617, 677