Installation Position; Installation With Butt Weld Spigots; Installation With Union Ends; Installation With Flanged Connection - Gemü R690 Betriebsanleitung

Leakage!
▶ Emission of dangerous materials.
Provide precautionary measures against exceeding the
●
maximum permitted pressures caused by pressure
surges (water hammer).
Exceeding the maximum permissible pressure.
▶ Damage to the product
Provide precautionary measures against exceeding the
●
maximum permitted pressures caused by pressure
surges (water hammer).
The equipment is subject to pressure!
▶ Risk of severe injury or death
Depressurize the plant.
●
Completely drain the plant.
●
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.

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.
www.gemu-group.com
CAUTION
CAUTION
WARNING
CAUTION

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. Keep solvent cement ready.
2. Carry out preparations for installation (see chapter "Pre-
parations for installation").
3. Adhere to good welding practices!
4. Screw the threaded connections into the piping in accord-
ance with valid standards.
5. Unscrew the union nut from the body of the product.
6. Reinsert the O-ring if necessary.
7. Push the union nut over the piping.
8. Connect the insert with the piping by solvent cementing/
welding.
9. Screw the union nut back onto the body of the product.
10. Connect the other side of the body of the product with the
piping in the same way.
11. Reactivate all safety and protective devices.

10.5 Installation with flanged connection

Fig. 3: Flanged connection
Sealing material!
▶ The sealing material is not included in the scope of deliv-
ery.
Only use appropriate sealing material.
●
63 / 76
10 Installation in piping
NOTICE
NOTICE
GEMÜ R690