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Fronius MTG 250d Manual De Instrucciones página 56

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Care and maintenance
General
Regular preventive maintenance of the welding torch is essential if trouble-free
operation is to be ensured. The welding torch is subjected to high temperatures
and heavy soiling. The welding torch therefore requires more frequent mainten-
ance than other components in the welding system.
Recognising
1.
faulty wearing
parts
1.
2.
3.
4.
5.
Maintenance at
-
every start-up
-
56
2.
Insulating parts
-
Burned-off outside edges, notches
Nozzle fittings
-
Burned-off outside edges, notches
-
Heavily covered in welding spatter
Spatter guard
-
Burned-off outside edges, notches
Contact tips
-
Worn-out (oval) wire entry and wire exit holes
-
Heavily covered in welding spatter
-
Penetration on the tip of the contact tip
Gas nozzles
-
Heavily covered in welding spatter
-
Burned-off outside edges
-
Notches
Check wearing parts
-
replace faulty wearing parts
Remove welding spatter from gas nozzle
CAUTION!
Risk of damage from improper hand-
ling of the welding torch.
This can result in severe damage to
property.
Do not strike the welding torch on
hard objects.
Avoid scoring and scratches on the
contact tip.
Do not bend the torch body under
any circumstances.
3.
4.
5.

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