1. Insulating parts
- Burned-off outside edges, notches
2. Nozzle fittings
- Burned-off outside edges, notches
- Heavily covered in welding spatter
3. Spatter guard
- Burned-off outside edges, notches
4. Contact tips
- Worn-out (oval) wire entry and wire exit holes
- Heavily covered in welding spatter
- Penetration on the tip of the contact tip
5. Gas nozzles
- Heavily covered in welding spatter
- Burned-off outside edges
- Notches
MTG d, MTW d -
Fitting wearing
parts to the torch
body
1 2
3
** Screw on and tighten the gas
nozzle as far as it will go
127
EN