Download AUTO ARC 255 Specifications

2-5. Installing Work Clamp
1
2
Slide boot onto work cable. Route
cable out front panel opening from
inside.
4
3
Negative (–) Output Terminal
Connect cable to terminal and
cover connection with boot.
5
2
Work Cable
Boot
4
5
Hardware
Work Clamp
Route cable through clamp handle
and secure as shown.
1
Close door.
Tools Needed:
3
1/2, 3/4 in
ST-800 918-C
2-6. Installing Gas Supply
1
2
Cylinder Rack
Chain
Obtain gas cylinder and chain
cylinder to rack.
3
4
5
Gas Hose Fitting
CO2 Washer
Regulator
Install washer and regulator onto
cylinder.
6
Gas Hose Connection
Obtain gas hose with fittings and
install between regulator and
welding power source.
7
7
Flow Adjust
Typical flow rate is 20 cfh (cubic feet
per hour).
6
5
4
1
2
3
Tools Needed:
5/8, 1-1/8 in
ST-154 623-A / Ref. ST-109 492
OM-157 066 Page 7