Design and function
TIG welding
099-005674-EW501
28.06.2022
29
5.2 TIG welding
5.2.1 Welding torch and workpiece line connection
Prepare welding torch according to the welding task in hand (see operating instructions for the torch).
Figure 5-9
Item Symbol Description
0
1
Welding torch
2
Welding torch hose package
3
Connection socket (welding torch control cable)
> see 5.2.1.1 chapter
4
Connection socket, "-" welding current
Welding current lead connection for TIG welding torch
5
Connection thread - G¼"
Shielding gas connection (outlet)
6
Quick connect coupling (blue)
coolant supply
7
Quick connect coupling (red)
coolant return
8
Connection socket for "+" welding current
Workpiece lead connection
9
Workpiece
• Remove yellow protective cap on G¼ connecting nipple.
• Insert the welding current plug on the welding torch into the welding current connection socket and
lock by turning to the right.
• Screw welding torch shielding gas connection tightly onto the G¼" connection nipple.
• Plug the welding torch control cable plug into the welding torch control cable connection socket and
secure.
• Insert the cable plug on the work piece lead into the "+" welding current connection socket and lock by
turning to the right.
If fitted:
• Lock connecting nipples of the cooling water tubes into the corresponding quick connect couplings:
Return line red to quick connect coupling, red (coolant return) and
supply line blue to quick connect coupling, blue (coolant supply).
Read and observe the documentation to all system and accessory components!
