Forney 140 MIG WELDER, Owner'S Manual

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• Unpack the welder.
• Assemble the plastic top handle using the screws provided.
• Attach the welding torch cable to the threaded connection on the front of the welder.
• Attach the gas hose and the electrical connector.
Standard Gun or Torch Lead
The bottle (not supplied) should be located at the rear of the welder, fix the cylinder securely to
the work bench or to the wall to insure that it does not fall. For safety, and economy, ensure that
the regulator is fully closed, (turned counterclockwise) when not welding and when fitting or
removing the gas cylinder.
• Turn the regulator adjustment knob counterclockwise to ensure the valve is fully closed.
• Screw the gas regulator fully down on the gas bottle valve, and fully tighten.
• Connect the gas hose to the regulator securing with clip/nut provided.
• Open the cylinder valve, then set the gas flow to approx. 20-30 CFH on the regulator.
• Operate the torch trigger to ensure that the gas is flowing through the torch.
WARNING: Cylinders are highly pressurized. Handle with care. Serious accidents
can result from improper handling or misuse of compressed gas cylinders. Do not
drop the cylinder, knock it over, expose it to excessive heat, flames or sparks. Do not
strike it against other cylinders.
Assembly
Torch Lead Gun Assembly
Gas Cylinder and Regulator Connection