Do these checks each time you change the cartridge

Make sure that the torch is in a locked or off position before you change the cartridge.

Examine the torch-lock switch
  • Do a test of the torch-lock switch to make sure that it correctly locks and unlocks the torch.

    Have a qualified service technician replace the torch-lock switch if it is not working correctly. Speak to your distributor or authorized repair facility.

Lock the torch
  • With the plasma power supply ON, move the torch-lock switch to the yellow lock (X) position.
    This image shows the torch with the switch off.
  • Point the torch away from yourself and others.
  • Pull the trigger to make sure that the torch does not fire.
Unlock the torch
  • Move the torch-lock switch to the green "ready to fire" position.
    This image shows the torch with the switch set to the "ready to fire" position.
  • Point the torch away from yourself and others.
  • Pull the trigger one time.

    Make sure that the torch does not fire. Make sure that multiple puffs of air quickly come from the torch instead. Refer to Warning puffs of air.