Connecting The Welding Torch To The Power Source; Establishing A Ground Earth Connection With The Workpiece; Measuring The Welding Circuit Resistance "R - Fronius TransTig 170 Operating Instructions Manual

Connecting the
Welding Torch to
the Power Source
Do not use pure tungsten electrodes for TransTig power sources (color code:
green).
1
3
2
Establishing a
1
1
Ground Earth
Connection with
the Workpiece
Measuring the IMPORTANT! For optimum welding results, determine the welding circuit resistance " r "
welding circuit re- before starting welding.
sistance "r"
The welding circuit resistance " r " must also be determined if one of the following compo-
nents of the welding system is changed:
-
-
-
For more information on determining the welding circuit resistance, refer to the 2nd TIG
menu (see page70).
40
NOTE!
Fit parts to the welding torch according to the welding torch's Operating Instructions
TT 170 MV
TT 170
TT 210 MV
TT 210
Torch hosepack
Welding torch
Grounding cable
4
3
+
-
+