MAC TOOLS MW165 - Installing Gas Supply; Electrical Service Guide

2-4.
Installing
Gas
Supply
4~
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
CJ
L.
other
stationary
support.
BUILDUP
OF
SHIELDING
GAS
can
harm
health
or
kill.

Shut
off
shielding
gas
supply
when
not
in
use.
wam4.1
9/91
Figure
2-4.
Typical
CO2
Regulator/Flowmeter
Installation
2-5.
Electrical
Service
Guide
Input
Voltage
230
Input
Amperes
At
Rated
Output
20.5
Max Recommended
Standard
Fuse
Or
Circuit
Breaker
Rating
In
Amperes
25
Mm
Input
Conductor
Size In
AWG/Kcmil
14
Max Recommended
Input
Conductor
Length
In
Feet
(Meters)
64(19)
Mm
Grounding
Conductor
Size
In
AWGIKcmiI
14
Reference:
1996
National
Electrical
Code
(NEC)
S-0092-J
1
Chain
gas
cylinder
to
running
gear,
wall,
or
other
stationary
support
so
cylinder
cannot
fall
arid
break off
valve.
2
3
1
Cap
2
Cylinder
Valve
3
Cylinder
4
Regulator/Flowmeiter
5
Gas
Hose
Connection
Fitting
has
5/8-18
right-hand
threads.
n-.

OR
6
Flow
Adjust
Typical
flow
rate
is
20
cfh
(cubic
feet
per
hour).
Check
wire
manufacturers
recommended
flow
rate.
Argon
Gas Or
Mixed
Gases
~
.2
Make
sure
flow
adjust
is
closed
when
opening
cylinder
to
avoid
damage
to
the
flowmeter.
7
CO2
Adapter
8
0-RIng
Install
adapter
with
0-ring
between
regulator/ftowmeter
and
CO2
cylinder.
Tools Needed:
3
1-1/8,5/8in
ssbal

5/94

ST-158
697-A
I
Rcf.
ST-149
627-B
OM-1
85
356
Page
4