How To Install an Aluminum Liner on TOUGH GUN Robotic MIG Guns Equipped with Wire Brake

Step 1:

• Insert the bronze jump liner (part #495-18-25) into the neck.
• Position the liner stop flush with the back of the neck copper.
• Cut the liner 1/2 inch from the consumable side of the neck.

Step 2:

• Insert the Teflon liner into the torch until it stops.
• Measure from the end of the power pin to the liner retainer and record the measurement.
• Remove the Teflon liner.

Step 3:

• Use the recorded measurement to mark the distance from the end of the liner to the cut point.
• Cut the liner.
• Reinstall the liner.