Miller Electric Millermatic 350 Welder User Manual


 
. A complete Parts List is available at www.MillerWelds.com
OM-1327 Page 18
3-11. Installing Gas Supply
803 542-B
Tools Needed:
1-1/8, 5/8 in
1
2
3
4
5
7
Rear Panel
6
Obtain gas cylinder and chain to
running gear, wall, or other
stationary 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 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
manufacturer’s recommended
flow rate.
8CO
2
Adapter (Customer
Supplied)
9 O-Ring (Customer Supplied)
Install adapter with O-ring between
regulator/flowmeter and CO
2
cylinder.
1
2
3
8 9
Argon Gas Or Mixed Gas
CO
2
Gas