Hobart Welding Products BETA-MIG 2250 - Manual (Page 16)

OM-192 440 Page 12
2-7. Installing Gas Supply
Ref. ST-801 789 / Ref. ST-149 827-B / Ref. ST-158 697-A
1
Tools Needed:
2
CO
2
Gas
4 5
1
Argon Gas
OR
3
Chain gas cylinder to running gear,
wall, or other stationary support so
cylinder cannot fall and break off
valve.
1 Regulator/Flow Gauge
Install so face is vertical.
2 Gas Hose Connection
Fitting has 5/8-18 right-hand
threads.
3 Flow Adjust
Typical flow rate is 20 cfh (cubic
feet per hour). Check wire man-
ufacturer’s recommended flow
rate (see Section 3-2). This flow
gauge can be adjusted between 5
and 25 cfh.
4 CO
2
Adapter
Customer Supplied
5 O-Ring
Install adapter with O-ring between
regulator/flow gauge and CO
2
cylinder.
1-1/8, 5/8 in
2-8. Installing Wire Spool And Adjusting Hub Tension
When a slight force is needed to turn spool, tension is set.
15/16 in
Use compression spring with
8 in (200 mm) spools.
Tools Needed:
ST-072573-B