. A complete Parts List is available at www.HobartWelders.com
OM-260 273 Page 15
5-7. Installing Gas Supply
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
Flow rate should be set when gas is
flowing through welding power
source and welding gun. Open
pressure assembly so that wire will
not feed. Press gun trigger to start
gas flow.
Typical flow rate is 20 cfh (cubic
feet per hour). Check wire
manufacturer’s recommended
flow rate.
After flow is set, close pressure
assembly.
260 460-B
. DO NOT use Argon/Mixed gas regulator/flowmeter with CO
2
shielding gas.
See Accessories/Consumables for optional CO
2
gas regulator/flowmeter.
Pressure
Assembly Open
Pressure
Assembly Closed
Argon Gas Or
Mixed Gas
1
2
3
4
5
7
6
Tools Needed:
5/8 or 11/16, 1-1/8 in.
5-8. Installing Wire Spool And Adjusting Hub Tension
When a slight force is needed to
turn spool, tension is set.
1/2 in.
Tools Needed:
803 012 / 803 013 -B / Ref. 802 971-C
Installing 8 in. (203 mm) Wire Spool
Installing 4 in. (102 mm) Wire Spool
Retaining ring used with 8
in. (203 mm) spool only.
Adapter used with 8 in.
(203 mm) spool only.
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