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Verfügbare Sprachen
Verfügbare Sprachen
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
G
to relevant local or national disposal
regulations / environmental protection
laws.
8.2
Delivery and performance
Check that all parts are present and
G
check for any damage immediately upon
receipt.
The scope of delivery is apparent from
G
the dispatch documents and the design
from the order number.
The performance of the valve is checked
G
at the factory.
8.3
Storage
Store the valve free from dust and
G
moisture in its original packaging.
Store the valve in "open" position.
G
Avoid UV rays and direct sunlight.
G
Maximum storage temperature: 40 °C.
G
Solvents, chemicals, acids, fuels or
G
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
G
assembly are not included in the scope
of delivery.
Use appropriate, functional and safe
G
tools.
643
9
Functional description
GEMÜ 643 is a 2/2-way metal tank bottom
valve. It is manually operated with a side
mounted gear and has an optical position
indicator as standard. The stainless steel
valve body is machined from a single block
(no welds) and is designed for welding
directly into a tank bottom. The distance
piece and the gearbox housing are made of
stainless steel. The bonnet can be rotated
through 360° (see chapter 11.2 "Operation").
The tank bottom valve body is also available
with a pneumatic or motorized actuator on
request.
10 Construction
1
A
1
Valve body
2
Diaphragm
A
Bonnet
20 / 32
Optical
position
indicator
Handwheel
Construction
2
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