18/23
ALFA IN a.s. ©
www.alfain.eu
4. In case of welding with flux core wire with (-) polarity, connect
K2
by means
the bridge
K3
with
K4
terminal. Use Phillips screwdriver.
5. Make sure you fasten the terminals properly.
6. Connect the ground cable to the
quick connector (+).
Fig.
13
Terminals for changing the polarity of the MIG/MAG torch
Pos.
Description
K1
Upper terminal (+)
K2
Middle terminal
K3
Bridge
K4
Lower terminal (-)