Tweco 100 Auto-Cut - Manuel (Page 43)

Manual 0-4764 3-19 INSTALLATION
Assembled Cartridge
Cartridge Tool
Shield Cup
Art # A-04344_AB
Installing Shield Cup Onto Cartridge
6. Take the removal tool off the cartridge. Fit the cartridge assembly onto the torch head. The cartridge
should seal to the large O-ring on the torch body as shown. If the cartridge does not seal on the O-ring,
the cartridge is not fully tightened.
CAUTION
Do not force the cartridge if it will not fully tighten. Remove the cartridge and gently clean the threads on the
torch head body with a wire brush. Apply oxygen-compatible lubricant (supplied with the torch) to the threads.
Art # A-03893
Torch Head
Assembled Cartridge
Installing Assembled Cartridge Onto Torch Head
7. Confirm proper parts assembly as shown.
Torch Head O-Ring
Torch Head
Art # A-07202
0.063 - 0.083"
(1.6 - 2.1 mm)
Protrusion
8. Slide the ohmic clip over the shield cup if using ohmic torch height sensing.