Installing Gas Supply - MAC TOOLS MW135 Owner's Manual

3-4. Installing Gas Supply

4
7
5
Argon Gas
OR
Tools Needed:
5/8, 1-1/8 in
1
2
3
3
8 9
CO Gas
2
6
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.
1
8 CO Adapter (Customer Sup-
2
plied)
9 O-Ring (Customer Supplied)
Install adapter with O-ring between
2
regulator/flowmeter and
cylinder.
ST-802 028 / ST-802 086
OM-210 089 Page 13
CO
2