OM-1319 Page 12
2-8.
Installing Gas Supply
Ref. ST-148 265-B / ST-802 028
Tools Needed:
Obtain gas cylinder and chain to
running gear, wall, or other station-
ary support so cylinder cannot fall
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
Regulator/Flowmeter Gas
Hose Connection
6
Welding Power Source Gas
Hose Connection
Connect customer supplied gas
hose between regulator/flowmeter
gas hose connection, and fitting on
rear of welding power source.
7
Flow Adjust
Typical flow rate is 20 cfh (cubic
feet per hour). Check wire man-
ufacturer’s recommended flow
rate.
8
CO
2
Adapter (Customer Sup-
plied)
9
O-Ring (Customer Supplied)
Install adapter with O-ring between
regulator/flowmeter and CO
2
cylinder.
1-1/8, 5/8 in
CO
2
Gas
8
9
3
1
2
4
5
7
1
2
3
Argon Gas
OR
6
2-9.
Installing Wire Spool and Adjusting Hub Tension
ST-072573-B
When a slight force is needed to turn spool, tension is set.
15/16 in
Use compression spring with
8 in (200 mm) spools.
Tools Needed: