EWM Tetrix 451 AC/DC Smart 2.0 FW Operating Instructions Manual page 25

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•
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, welding current
"-".
•
Plug the welding torch control cable plug into the welding torch control cable connection socket and
secure.
•
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).
•
Insert the cable plug on the work piece lead into the "+" welding current connection socket and lock by
turning to the right.
099-000251-EW501
27.10.2017
Description 0
Welding torch
Welding torch hose package
Connection socket, welding torch control cable > see 5.2.1.1 chapter
G¼" connecting nipple, "-" welding current
Shielding gas connection (with yellow insulating cap) for TIG welding torch
Connection socket, "-" welding current
TIG welding torch connection
Quick connect coupling (red)
coolant return
Quick connect coupling (blue)
coolant supply
Workpiece
Connection socket, "+" welding current
Connection for workpiece lead
Design and function
TIG welding
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