Shielding Gas Supply (Shielding Gas Cylinder For Welding Machine); Connecting The Shielding Gas Supply - EWM Tetrix 351 Comfort FW Operating Instructions Manual

5.8.2

Shielding gas supply (shielding gas cylinder for welding machine)

Risk of injury due to improper handling of shielding gas cylinders!
Improper handling and insufficient securing of shielding gas cylinders
can cause serious injuries!
•
Secure shielding gas cylinders using the standard fastening elements on
the unit (chain/belt)!
•
The fastening elements must tightly enclose the shielding gas cylinder!
•
Attach the fastening elements within the upper half of the shielding gas
cylinder!
•
Do not attach any element to the shielding gas cylinder valve!
•
Observe the instructions from the gas manufacturer and any relevant
regulations concerning the use of compressed air!
•
Avoid heating the shielding gas cylinder!
Faults in the shielding gas supply.
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.
Before connecting the pressure regulator to the gas cylinder, open the cylinder valve
briefly to expel any dirt.
5.8.2.1

Connecting the shielding gas supply

•
Place the shielding gas cylinder into the relevant cylinder bracket.
•
Secure the shielding gas cylinder using a securing chain.
Item Symbol
1
2
3
4
•
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).
099-000117-EW501
26.08.2014
Description 0
Pressure regulator
Shielding gas cylinder
Output side of the pressure regulator
Cylinder valve
WARNING
CAUTION
NOTE
Figure 5-8
Design and function
TIG welding
35