Kemppi X5 FastMig Operating Manual page 51

6. Close the pressure arms so that the filler wire is locked between the feed rolls. Ensure that the filler wire sits in the
feed roll grooves.
7. Adjust the pressure of the feed rolls with the pressure adjustment wheels. The pressure is the same for both feed
roll pairs.
The graduated scales on the pressure handle indicate the pressure applied to the feed rolls. Adjust the pressure of the
feed rolls according to the table below.
Filler wire
Fe/Ss solid
Metal and flux cored
Self-shielded (gasless)
Aluminum
Excessive pressure flattens the filler wire and may damage coated or cored filler wires. Excessive pressure also unne-
cessarily wears the feed rolls and increases gearbox load.
© Kemppi
Feed roll profile Filler wire diameter (mm)
V-groove 0.8−1.0
≥ 1.2
V-groove, knurled ≥ 1.2
V-groove, knurled ≥ 1.6
U-groove 1.0
1.2
1.4
≥ 1.6
51
X5 FastMig
Operating manual - EN
Adjustment (x100N)
1.5−2.0
2.0−2.5
1.0−2.0
2.0−3.0
0.5−1.0
1.0−1.5
1.5−2.0
2.0−2.5
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