Operating instructions - EWM Hightec Welding GmbH

Design and functionMIG/MAG welding5.9.4 Changing the wire feed rollersNOTEUnsatisfactory welding results due to faulty wire feeding!Wire feed rollers must be suitable for the diameter of the wire and the material.• Check the roller label to verify that the rollers are suitable for the wire diameter.Turn or change if necessary!• use V-groove rollers with for steel wires and other hard wires,• use U-groove rollers for aluminium wires and other soft, alloyed wires.• Slide new drive rollers into place so that the diameter of the wire used is visible on the drive roller.• Screw the drive rollers in place with knurled screws.Figure 5-738099-005234-EW50116.04.2012