Design and function
Transport and installation
22
099-005207-EW501
18.05.2017
An unhindered shielding gas supply from the shielding gas cylinder to the welding torch is a
fundamental requirement for optimum welding results. In addition, a blocked shielding gas
supply may result in the welding torch being destroyed.
• Always re-fit the yellow protective cap when not using the shielding gas connection.
• All shielding gas connections must be gas tight.
5.1.6.1 Pressure regulator connection
Figure 5-6
Item Symbol
Description
0
1
Pressure regulator
2
Shielding gas cylinder
3
Output side of the pressure regulator
4
Cylinder valve
•
Before connecting the pressure regulator to the gas cylinder, open the cylinder valve briefly to blow
out any dirt.
• Tighten the pressure regulator screw connection on the gas bottle valve to be gas-tight.
• Screw gas hose connection crown nut onto the output side of the pressure regulator.
