Connections - GOK BHK/K EFV Montage- Und Bedienungsanleitung

4.
open
4. Open the cylinder valve.
5. Press the start-up button of the excess flow valve (EFV).
6. Check the connections on the gas cylinder and on the emergency supply for leaks (spray
with a foaming agent according to EN 14291 (e.g. leak detector spray,
Part no. 02 601 00).
When the gas tank has been refilled, dismantle the emergency supply set in the
following sequence:
• close the cylinder valve
• loosen and remove the connections of the emergency supply set
• screw the sealing nut of the emergency supply connector on again tightly (Figure 2),
• check for leaks

CONNECTIONS

Inlet,
optional
8 / 16
5.
Trading name and dimensions
acc. to standard
Cylindrical female thread
• G.37 = F G 1/4, G 3/8, G 1/2, G 3/4 or G 1
• For a screw-in connector with O-ring
Italian connection
• with rubber gasket and cap nut
• G.1 = Thread W 20 x 1/14 ÜM
Large cylinder connection GF
• with aluminium gasket
• G.4 = Thread W 21.8 x 1/14 lh
Combinded fitting (Komb.A)
• with polyamide gasket
• G.5 = Thread W 21.8 x 1/14
Double‐stage tank regulator PS 25 bar
Installation notes
Spanner size 25
Hexagonal
Spanner size 30
Hexagonal
Spanner size 30
Hexagonal