Section 3-Installation; Shielding Gas Nozzle - Miller GA-30A Owner's Manual

SECTION 3-INSTALLATION
WARNING
ELECTRIC SHOCK
can
kill.
Dci
not
touch live electrical
parts.
Turn Off weld control and
welding
power source,
and disconnect
input
power
before
inspecting
or
in~talIing.
The welding wire, drive rolls, drive assembly, and all
metal parts touching the welding wire
are
electrically
live when welding
or
feeding wire.
Have only qualified
persons
install this unit
MOVING PARTS
can cause
injury.
Keep away from moving
parts.
Keep
away from
pinch points
such
as
drive rolls.
WELDING WIRE
can cause
puncture
wounds.
Keep
hands away from gun tip when wire drive is
energized.
Do
not
try
to
feed wire until instructed
to do
so
in wire
drive Owners Manual.
H
S
OT SURFA
Allow drive
CES
ca
assembly
n
bu
and
rn
skin.
gun
to cool before
touching.
4
NOTE I~
For installation
to
wire drive assembly,
see
wire drive Owners Manual.
3-1.
Shielding
Gas Nozzle
Adjustment
.
1
2
1 Nozzle Extension Jam Nut
2 Nozzle Extension
Loosen jam
nut,
twist nozzle
exten
sion to allow desired contact tube
stick out, and
tighten nut.
Ref. ST-080 847-A
Figure 3-1. GA-30A And GA-30A1
Adjustment
.
1 Securing Nut
2
Shielding Gas Tube
Loosen nut, position tube, and
tighten
nut.
2
Ref. ST-080 846-A
Figure 3-2. GA-40A Adjustment
OM-1521 Page 3