3-11. Installing Gas Supply

Obtain gas cylinder and chain to running gear, wall, or other stationary support so cylinder cannot fall and break off valve.

.DO NOT use Argon/Mixed gas regulator/flowmeter

with CO2 shielding gas. See Parts List for optional CO2 gas regulator/flowmeter.

4a

57

4b

5 7

6

1

2

3a

Argon Gas Or Mixed Gas

2

3b

CO2 Gas

1Cap

2Cylinder Valve

Remove cap, stand to side of valve, and open valve slightly. Gas flow blows dust and dirt from valve. Close valve.

3Cylinder

a Argon Or Mixed Gas Cylinder

b CO2 Cylinder

4 Regulator/Flowmeter

aArgon Or Mixed Gas Regulator/Flowmeter

bCO2 Regulator/Flowmeter Install so face is vertical.

5Regulator/Flowmeter Gas Hose Connection

6Welding Power Source Gas Hose Connection For MIG Gun

Connect supplied gas hose between regulator/flowmeter gas hose connection, and fitting on rear of welding power source.

7 Gas Flow Adjustment Control

Typical flow rate is 20 cfh (cubic feet per hour). Check wire manufacturer’s recommended flow rate.

Rear Panel

Tools Needed: 1-1/8, 5/8 in

242 687-A

OM-235 281 Page 17

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Hobart Welding Products 230 manual Installing Gas Supply, Rear Panel, Tools Needed 1-1/8, 5/8