Installation Position; Installation With Butt Weld Spigots; Installation With Union Ends - Gemü R647 Betriebsanleitung

The equipment is subject to pressure!
▶ Risk of severe injury or death
Depressurize the plant or plant com-
●
ponent.
Completely drain the plant or plant
●
component.
Hot plant components!
▶ Burns
Only work on plant that has cooled
●
down.
Wear protective gear.
●
Leakage!
▶ Emission of dangerous materials
Provide for precautionary measures
●
against exceeding the maximum per-
missible pressure that may be caused
by pressure surges (water hammer).
Maximum permissible pressure ex-
ceeded!
▶ Damage to the product!
Provide for precautionary measures
●
against exceeding the maximum per-
missible pressure that may be caused
by pressure surges (water hammer).
Use as step!
▶ Damage to the product
▶ Risk of slipping-off
Choose the installation location so that the product can-
●
not be used as a foothold.
Do not use the product as a step or a foothold.
●

10.2 Installation position

The installation position of the product is optional.
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WARNING
CAUTION
CAUTION
CAUTION
CAUTION

10.3 Installation with butt weld spigots

Fig. 1: Butt weld spigots
1. Carry out preparations for installation (see chapter "Pre-
paring for installation").
2. Adhere to good welding practices!
3. Disassemble the actuator with the diaphragm before weld-
ing in the valve body (see "Removing the actuator"
chapter).
4. Weld the body of the product in the piping.
5. Allow butt weld spigots to cool down.
6. Reassemble the valve body and the actuator with dia-
phragm (see "Mounting the actuator" chapter).
7. Re-attach or reactivate all safety and protective devices.
8. Flush the system.

10.4 Installation with union ends

Fig. 2: Union end with insert
▶ The solvent cement is not included in the scope of deliv-
ery.
Only use suitable solvent cement!
●
1. Carry out preparation for installation (see chapter "Prepar-
ing for installation").
2. Depending on the application, comply with the welding
standards and the specifications of the solvent cement
manufacturer for adhesive bonds.
3. Screw the threaded connections into the piping in accord-
ance with valid standards.
4. Unscrew the union nut from the product body.
5. Reinsert the O-ring if necessary.
6. Push the union nut over the piping.
7. Connect the insert with the piping by solvent cementing/
welding.
8. Screw the union nut back onto the product body.
9. Connect the other side of the product body with the piping
in the same way.
10. Re-attach or reactivate all safety and protective devices.
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10 Installation in piping
NOTICE
GEMÜ R647