Threading Welding Wire - Miller Millermatic 300 Owner's Manual

2-13. Threading Welding Wire

Open pressure assembly.
Close and tighten pressure
assembly, and let go of wire.
Press gun trigger until wire
comes out of gun. Reinstall
contact tip and nozzle
OM-1317 Page 16
1 2 3 5
Pull and hold wire; cut off end.
Tighten
WOOD
Feed wire to check drive roll pressure.
Tighten knob enough to prevent slipping.
4
6
.
Hold wire tightly to keep it
from unraveling.
6 in
(150 mm)
Push wire thru guides into gun;
Remove gun nozzle and contact tip.
1 Wire Spool
2 Welding Wire
3 Inlet Wire Guide
4 Pressure Adjustment Knob
5 Drive Roll
6 Outlet Wire Guide
7 Gun Conduit Cable
7
Lay gun cable out straight.
Tools Needed:
continue to hold wire.
Turn On.
Cut off wire. Close
and latch door.
Ref. ST-801 770-A / S-0627-A