Fronius MTG 400i K4 Instructions De Service page 38

7
Attach extraction nozzle
Connecting the
1
welding torch to
the wirefeeder
*
38
4
only if the optionally available coolant connections are installed in the
wirefeeder and with water-cooled welding torch.
Always connect the coolant hoses according to their color marking.
Push the extraction nozzle all the way
on.
*
4