7
Manufacturer's information
7.1
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.
7.2
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 valve's delivery condition:
G
Control function:
1 Normally closed (NC)
2 Normally open (NO)
3 Double acting (DA)
The performance of the valve is checked
G
at the factory.
7.3
Storage
Store the valve free from dust and
G
moisture in its original packaging.
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.
7.4
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.
656
8
GEMÜ 656 is a 2/2-way metal full bore
diaphragm valve with a straight through
body. It has a low maintenance membrane
actuator which can be controlled by
inert gaseous media. "Normally Closed",
"Normally Open" and "Double Acting"
control functions are available. The valve
body and the diaphragm are available in
various designs as shown in the data sheet.
9
A
Condition:
closed
open
undefined
1
1
2
A
26 / 40
Functional description
Construction
Construction
Valve body
Diaphragm
Actuator
Control
medium
connector
2