Installation With Union Ends; Installation With Solvent Cement Sockets; Installation With Flare Connection - GEM eSyStep R639 Operating Instructions Manual

9.5 Installation with union ends

Fig. 3: Threaded spigot
NOTICE
▶ The solvent cement is not included in the scope of deliv-
ery.
Only use suitable solvent cement!
●
1. Carry out preparations for installation (see chapter "Pre-
parations 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 body of the product.
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 body of the product.
9. Connect the other side of the body of the product with the
piping in the same way.
10. Reactivate all safety and protective devices.

9.6 Installation with solvent cement sockets

NOTICE
▶ The solvent cement is not included in the scope of deliv-
ery.
Only use suitable solvent cement!
●
1. Carry out preparations for installation (see chapter "Pre-
parations for installation").
2. Apply solvent cement on the inside of the valve body and
on the outside of the piping as specified by the solvent
cement manufacturer.
3. Connect the body of the product with the piping.
4. Reactivate all safety and protective devices.
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9.7 Installation with flare connection

Fittings
▶ For preparation and connection of the Flare connections
see also GEMÜ FlareStar
assembly instructions.
Depending on the ambient conditions, use durable and
●
suitable connection fittings.
1. Carry out preparations for installation (see chapter "Pre-
parations for installation").
2. Fully push the flared PFA tubing onto the Flare fitting
body.
3. Screw the union nut over it.
4. Re-attach or reactivate all safety and protective devices.
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9 Installation in piping
NOTICE
®
brochure and GEMÜ Flare and
GEMÜ R639 eSyStep
OPEN / CLOSE (Code AE)