Assembly / Disassembly Of Spare Parts; Removing The Bonnet; Replacing The Seals; Installing The Bonnet - Gemü N560 Original Einbau- Und Montageanleitung

Installation - Threaded sockets:
2 1
The thread sealant is not included
in the scope of delivery.
1. Screw the threaded connections 1 into
the piping 2 in accordance with valid
standards.
2. Screw the valve body into the piping, use
appropriate thread sealant.
Installation - Flanges:
2 3 1
Sealing material and bolts are not
included in the scope of delivery.
1. Pay attention to clean, undamaged seal-
ing surfaces on the mating fl anges 2.
2. Align fl anges carefully before installing
them.
3. Centre the seals 3 accurately.
4. Connect the valve fl ange 1 and the
piping fl ange 2 using appropriate sealing
material and matching bolting.
5. Use all fl ange holes.
6. Only use connector elements made of
approved materials.
7. Tighten the bolts diagonally!
Observe appropriate regulations for
connections!
After the installation:
Reactivate all safety and protective
G
devices.
N560
12
See also chapter 11.1 "Installing the valve"
1 2
and chapter 20 "Sectional drawing and spare
parts".
12.1
1. Depressurize the plant or plant
2. Completely drain the plant (or plant
2 3 1
3. Remove union nut 6.
4. Remove bonnet 3 from valve body 1.
12.2
1. Remove the bonnet 3 (see chapter 12.1
2. Remove the stamp 2.
3. Remove the stamp seal 5.
4. Remove the retaining ring 7.
5. Remove the union nut 6.
6. Remove the housing seal 4.
7. Clean all parts, do not scratch or
8. Insert a new housing seal 4 in the groove
9. Place the union nut 6 on the bonnet 3.
10. Insert the retaining ring 7 into the groove
11. Insert a new stamp seal 5 in the groove
12. Fit the stamp 2 to the bonnet 3.
13. Install the bonnet 3 (see chapter 12.3
12.3
1. Replace the seals (see chapter 12.2
2. Connect the entire stamp unit to the
3. Tighten the union nut 6.
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Assembly / disassembly of
spare parts

Removing the bonnet

Important:
After disassembly, clean all parts
of contamination (do not damage
parts). Check parts for potential
damage and replace them if
necessary.
component.
component) and let it cool down until
the temperature is below the media
vaporization temperature and scalding
can be ruled out.

Replacing the seals

"Removing the bonnet").
damage the parts during cleaning.
on the bonnet 3.
on the union nut 6.
on the stamp 2.

"Installing the bonnet").

Installing the bonnet
"Replacing the seals").
valve body.