Fronius MTG 400i K4 Manual De Instrucciones página 33

Adjusting the extraction system on the welding
torch
Using an air flow The air flow regulator is only available on welding torches in the standard version.
regulator The air flow regulator is not available for all other welding torch versions (Up/
Down, JobMaster, etc.).
Using the air flow regulator, the quantity of extracted welding fumes can be con-
tinuously regulated between 10% and 100% during the welding process.
It is necessary to regulate the quantity of extracted welding fumes if shielding
gas is extracted using the extraction torch (for example, when welding in corners).
MAX. / 100 %
1
MIN. / 10 %
1
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