Threading Welding Wire - Hobart Welding Products H-9A Gun Owner's Manual

3-4. Threading Welding Wire

Tools Needed:
Open pressure assembly.
Tighten
Be sure that wire is positioned
in proper feed roll groove.
Close and tighten pressure
assembly, and let go of wire.
Press gun trigger until wire comes
out of gun.
5
1 2 3
.
Hold wire tightly to keep it
from unraveling.
(150 mm)
Pull and hold wire; cut off end.
.
Rotate pressure adjustment
knob in a clockwise direction
until drive roll is tight against
the welding wire. Adjust
drive roll pressure just tightly
enough to prevent wire from
slipping on or against drive
roll during operation.
Remove gun nozzle and contact tip.
.
Tip adapter may also require removal
to allow wire to feed out end of gun.
Be sure that contact tip matches wire diameter.
Reinstall tip adapter, if applicable, contact tip
and nozzle.
4
6
6 in
Push wire thru guides into gun liner;
Feed wire to check drive roll pressure.
Tighten knob enough to prevent slipping.
1 Wire Spool
2 Welding Wire
3 Inlet Wire Guide
4 Pressure Adjustment Knob
5 Drive Roll
6 Gun Cable
Lay gun cable out straight.
4 in
(102 mm)
continue to hold wire.
INPUT
POWER
Turn power on.
Tighten
WOOD
Cut off wire. Close door.
Ref. 803 444-A / Ref. 205 837
OM-952 Page 5