Wearing parts MTG 2500 S:
1.
2.
3.
4.
Maintenance at
1
every start-up
2
Maintenance at
MTG 2100 S:
every wirespool/
1
basket-type spool
replacement
Remove wearing parts and clean wirefeeding hose with reduced compressed air
Insulating parts
-
Burnt outer edges, notches
Nozzle fittings
-
Burnt outer edges, notches
-
Heavily coated with welding spatter
Contact tips
-
Ground (oval) wire entry and wire exit bores
-
Heavily coated with welding spatter
-
Penetration at the tip of the contact tip
Gas nozzles
-
Heavily coated with welding spatter
-
Burnt outer edges
-
Notches
Check wearing parts for damage and replace damaged wearing parts
-
For detailed information on defective wearing parts, refer to the section
ing defective wearing parts
Remove welding spatter from the wearing parts
from page
36
onwards
Identify-
37