Design and function
TIG welding
42
099-004854-EW501
19.02.2014
5.8.2.1
Connecting the shielding gas supply
Figure 5-8
Item Symbol
Description
0
1
Pressure regulator
2
Shielding gas cylinder
3
Output side of the pressure regulator
4
Cylinder valve
• Place the shielding gas cylinder into the relevant cylinder bracket.
• Secure the shielding gas cylinder using a securing chain.
NOTE
Before connecting the pressure regulator to the gas cylinder, open the cylinder valve
briefly to expel 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.
• Fit the gas hose and G1/4" crown nut onto the relevant connection on the welding machine, and fit the
wire feed unit (if present on this version).