Specifications

. A complete Parts List is available at www.HobartWelders.com
OM-243 712 Page 14
5-5. Installing Gas Supply
. This Section only applies to MIG units or units equipped with MIG kit.
1 Cylinder
Obtain gas cylinder and chain to running
gear, wall, or other stationary support so
cylinder cannot fall and break off valve.
2 Cap
3 Cylinder Valve
Remove cap, stand to side of valve, and
open valve slightly. Gas flow blows dust
and dirt from valve. Close valve.
4 Adjustable Regulator/Flowmeter
5 Fixed Flow Regulator
Install either the adjustable regulator or
fixed flow regulator to cylinder valve. Be
sure that the adjustable regulator gauge
face is vertical for viewing and adjusting.
6 Adjustable Regulator/Flowmeter Gas
Hose Connection
Install hose onto barbed fitting on regulator.
7 Fixed Flow Regulator Gas Hose
Connection
Install hose onto barbed fitting on regulator.
8 Welding Power Source Gas Hose
Connection
Install hose onto threaded gas connector,
and tighten fitting.
9 Flow Adjust
Flow rate should be set when gas is flowing
through welding power source and welding
gun. Release pressure adjust arm on feed
head to prevent feeding wire. Pull trigger on
welding gun and turn flow adjust screw to
increase or decrease gas flow. Typical flow
rate is 25 cfh (cubic feet per hour). Check
wire manufacturer’s recommended flow
rate.
Tools Needed:
247 832-A
11/16, 1-1/8 in.
8
4
6
2
3
1
Shielding
Gas
5
7
9
5-6. Installing Wire Spool And Adjusting Hub Tension
When a slight force is needed
to turn spool, tension is set.
1/2 in.
Tools Needed:
Ref. 802 971-C / 803 012 / 803 013 -B
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.
. Only applies to units equipped with optional hub kit.