5 OPERATION
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© ESAB AB 2019
Figure A Figure B
To check that the feed pressure is set correctly, you can feed out the wire against an
insulated object, e.g. a piece of wood.
When you hold the welding torch approx. 5 mm from the piece of wood (figure A) the feed
rollers should slip.
If you hold the welding torch approx. 50 mm from the piece of wood, the wire should be fed
out and bend (figure B).
5.7 Changing and loading wire
• Open the side panel.
• Disconnect the pressure sensor by folding it backwards, the pressure rollers slide up.
• Straighten out the new wire 10-20 cm. File away burrs and sharp edges from the end of
the wire before inserting it into the wire feed unit.
• Make sure that the wire goes properly into the feed roller's track and into the outlet
nozzle or wire guide.
• Secure the pressure sensor.
• Close the side panel.
5.8 Changing feed rollers
• Open the side panel.
• Disconnect the pressure sensor (1) by
folding it backwards.
• Disconnect the pressure rollers (2) by
turning the axle (3) 1/4 turn clockwise
and pulling out the axle.
The pressure rollers disconnect
• Disconnect the feed rollers (4) by
unscrewing the nuts (5) and pulling out
the rollers.
During installation, repeat the above in the reverse order.
Choice of track in the feed rollers
Turn the feed roller with the dimensioning mark for the required track towards you.
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