AUTO ARC 120 - INSTALLING GAS SUPPLY

3-5.
Installing
Gas
Supply
a
WARNING
CYLINDERS
can
explode
if
damaged.

Keep
cylinders
away
from
welding
and
other
electrical circuits.
Never touch
cylinder
with
welding
electrode.
Always
secure
cylinder
to
running
gear,
wall,
or
other
stationary
support.
wam4.1
9/91
Obtain
gas
cylinder
and
chain
to
running
gear,
wall,
or
other
station.
ary
support
so
cylinder
cannot
tall
and
break
off
valve.
1
Cap
2
Cylinder
Valve
Remove
cap,
stand
to
side of
valve,
and
open
valve
slightly.
Gas
flow
blows
dust
and dirt
from
valve.
Close
valve.
3
Cylinder
4
Regulator/Flowmeter
Install
so
face
is vertical.
5
Gas
Hose
Connection
Fitting
has
5/8-18
.
right-hand
threads.
Install
air hose.
6
Flow
Adjust
Typical
flow
rate
is
20
cth
(cubic
feet
per
hour).
Check
wire
man
ufacturers recommended flow
rate.
7
CO2
Adapter
8
0-Ring
Install
adapter
with
0-ring
between
regulator/flowmeter
and
CO2
cylinder.
Tobls
Needed:
~
1-1/8,5/Bin
Figure
3-5.
TypIcal
Regulator/Flowmeter
Installation
.
BUILDUP
OF SHIELDING GAS
can
harm
health
or
kill.

Shut
off
shielding
gas
supply
when
not
in
use.
.2
3
Argon
Gas

OR
4
CO2
Gas
ssb3.1
12/92

5T-158
697-A
OM-151
015
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