Tweco Ultra-Cut Torch Data - Manual (Page 89)

Manual 0-4828 Rev BA 8-89 TORCH DATA for Ultra-Cut
1. Install the consumables as follows:
Cartridge Covers
Upper O-Ring
on Torch Tip
Shield Cap Protrudes
0.063-0.083" (1.6 - 2.1 mm)
Electrode
Plasma Gas
Distributor
Tip
Shield Gas
Distributor
Shield Cap
Upper O-Ring
on Tip
1: Stack Parts 2: Press Cartridge onto Stacked Parts
4: Check Shield Cap Protrusion
Art # A-04716
No Gaps
Between Parts
3: Thread Shield Cup onto Cartridge
Shield Cap
Shield Cup
2, Remove the Removal Tool from the Cartridge and install the assembled Cartridge onto the Torch Head.
CAUTION
The cartridge assembly must cover the O-Ring on the torch head.
Do not force the cartridge if it will not tighten fully. Remove the cartridge assembly and
gently clean the threads on the torch head with a wire brush. Apply oxygen-compatible
lubricant (supplied with the torch) to the threads.