Installing Drive Roll And Threading Welding Wire - Miller Electric Millermatic 155 And M-15 Gun Owner's Manual

1-6. Installing Drive Roll And Threading Welding Wire

2 Open pressure assembly.
4 Push wire thru guides into gun;
continue to hold wire.
5 Close and tighten pressure assembly,
and let go of wire.
7 Turn power On.
9 Reinstall contact tip and nozzle.
Tools Needed:
OM-1314 Page 8
1 Install drive roll.
For Flux Cored Wire
For Solid Wire
3 Pull and hold wire; cut off end.
6 Remove gun nozzle and contact tip.
8 Press gun trigger until wire comes out
of gun.
10 Feed wire to check drive roll
pressure. Tighten knob enough to
prevent slipping. Cut off wire; leave
1/4−1/2 in (6−13 mm). Close and
latch door.
WOOD
Ref. ST-149 266-B / Ref. ST-149 326-B / Ref. 150 093-A / Ref. 180 968 / S-0627-A
Install drive roll onto shaft with de-
sired groove in, and one set screw
facing flat side of shaft. Tighten both
set screws.
6 in
(150 mm)