Design and function
TIG welding
099-004839-BOC01
10.11.2009
27
5.9 TIG welding
5.9.1 Welding torch connection
NOTE
TIG combi welding torches are connected to wire feed unit and power source. The
welding current for the intermediate hose package must be connected to the welding
current connection (-) at the rear of the unit!
Connection example: wire feed unit alpha Q Drive 4L.
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1
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Figure 5-5
Item Symbol Description 0
1
Central connection for welding torch (Euro)
Integrated welding current, shielding gas and torch trigger
2
Rapid-action closure coupling, red (coolant return)
3
Rapid-action closure coupling, blue (coolant supply)
"-" welding current connection socket
4
• TIG welding: Welding current connection for welding torch
• Insert the central plug for the welding torch into the central connector and screw together with crown
nut.
• Insert the welding current plug on the combi torch into the “-” welding current connection socket and
lock by turning to the right.
• Lock connecting nipples of the cooling water tubes into the corresponding rapid-action closure
couplings:
Return line red to rapid-action closure coupling, red (coolant return) and
supply line blue to rapid-action closure coupling, blue (coolant supply).
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