Fronius TransTig 2200 Operating Instructions Manual page 66

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AC welding process
AC welding process with automatic cap-shaping function
DC welding process
Use the left or right parameter selection button to select the relevant welding param-
eters in the welding parameters overview
Use the adjusting dial to set the selected welding parameter to the required value
All welding parameter set values that have been set using the adjusting dial remain
stored until the next time they are changed. This applies even if the power source is
switched off and on again in the meantime.
Open the gas cylinder valve
Set the shielding gas flow rate:
Press the Gas test button
The test gas flow lasts for a maximum of 30 seconds. Press the button again to
stop the gas flow prematurely.
- Turn the adjusting screw on the underside of the pressure regulator until the pres-
sure gauge shows the required gas flow rate
For long hosepacks and if condensation forms when the device is left unused in a cold
environment:
purge protective gas shield and set the GPU set-up parameter to a time value
Start welding (ignite the arc)