Fronius TransTig 1600, Operating Instructions And Spare Parts List

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20
- Fit the torch with a tungsten electrode and a gas nozzle
(see the instruction manual for the torch concerned).
- Plug the earth cable into the current socket and latch in place firmly.
- Connect the gas hose to the machine and the gas pressure regulator.
- Plug in the mains plug.
- Switch on the mains master switch (1)
- Press selector button (4) to the and or and positions. LED
(6) and (8) resp. (6) and (7) lights up
- If necessary, connect a remote control unit
- Select welding parameters (command value for main current I
H
is displayed on
ammeter 2).
- Open the gas cylinder valve by turning it anticlockwise.
Igniting the arc
- Make sure the welding current is switched off. Place the electrode on the weld at the
point where the arc is to be ignited, tilt the torch backwards until the edge of the gas
nozzle is resting on the workpiece, leaving a gap of between 2 and 3 mm between
the tip of the electrode and the workpiece. Fig. 20a
- Close your visor.
- Switch on the welding current with the torch trigger - shielding gas starts flowing
- Resting the torch on the edge of the nozzle, gradually tilt it upwards until the tip of
the electrode touches the workpiece.
Fig. 20b
- The arc ignites when the torch is raised
- Move into the normal position. (Fig. 20c)
- Start welding
TIG welding with contact ignition (without HF)
Start up
Fig. 20 Ignition with contact ignition
a) Fit gas nozzle b) Touch workpiece
to ignite arc
c) Arc is ignited
Safety
WARNING! At TIG welding, the manual electrode cable will always be live
when:
-
the mains master switch (1) is ON
- the operating mode is in the or position and when the “start
welding” signal has been given from the torch trigger.
WARNING! Make sure, when the manual electrode cable is not in use, that it
is either disconnected from the machine or else fastened to the machine in
such a way (insulated) that the electrode holder and the coated electrode
cannot touch any electrically conductive or earthed parts.