Fronius TransTig 2200 Instructions De Service page 145

HF ignition
(continued)
To ignite the arc, proceed as follows:
Fig.19a Place the gas nozzle down
Fig.19b Non-contacting HF ignition
Fig.19c Welding
HF status indicator: Remains lit up as long as a value is specified for the HFt
parameter.
- Place the gas nozzle down on the
ignition location in such a way that
there is a gap of approx. 2 to 3 mm
(0.08 to 0.12'') between the tungsten
electrode and the workpiece .
- Increase the tilt angle of the torch,
and actuate the torch trigger in the
sequence required for the operating
mode you have selected
(see the section headed "TIG
operating modes")
- The arc ignites, without the electrode
touching down on the workpiece
- Tilt the torch back into the normal
position
37