Gemü 613 Montageanleitung Seite 44

Installation - Union ends with insert:
CAUTION
Damage to the valve actuator or valve
body!
Adhere to good welding practices!
®
CAUTION
Damage to the valve body!
Only use solvent cement suitable for
®
the valve body.
The solvent cement is not included
in the scope of delivery!
1. Screw the threaded connections into
the piping in accordance with valid
standards.
2. Unscrew union nut 1 from valve body 2.
3. Reinsert O-ring 3 if necessary.
2
4. Push the union nut 1 over the piping 4.
Connect the insert 5 with the piping 4 by
cementing / welding.
5. Screw the union nut 1 to the valve body 2
again.
6. Connect the other side of the valve
body 2 to the piping 4, too.
613, 618
2 1
3
3 5 1 4
Installation - Threaded connections:
Screw the threaded connections into
G
the piping in accordance with valid
standards.
Screw the diaphragm valve body into the
G
piping, use appropriate thread sealant.
The thread sealant is not included in the
scope of delivery.
Installation - Solvent cement sockets:
Damage to the valve body!
Only use solvent cement suitable for
®
the valve body.
The solvent cement is not included
in the scope of delivery!
1. Apply solvent cement on the inside of
the valve body and on the outside of
the piping as specifi ed by the solvent
cement manufacturer.
2. Connect the valve body to the piping.
Observe appropriate regulations for
connections!
After the installation:
Important:
Diaphragms degrade in the course
of time. After valve installation
and commissioning you must
retighten the nuts 20 (see chapter
21 "Sectional drawings and spare
parts").
Reactivate all safety and protective
G
devices.
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CAUTION