How is the amperage adjusted on a FCA welding machine?
A) By changing the voltage setting on the welder.
B) You move the welding lead from one amperage setting to the next amperage setting.
C) Changes in the wire feed speed automatically change the amperage.
D) The amperage is pre-set by the electrician and cannot be adjusted in the shop.

Question

​How is the amperage adjusted on a FCA welding machine?
A) ​By changing the voltage setting on the welder.
B) ​You move the welding lead from one amperage setting to the next amperage setting.
C) ​Changes in the wire feed speed automatically change the amperage.
D) ​The amperage is pre-set by the electrician and cannot be adjusted in the shop.

Quizplus · Accepted Answer

In FCAW (Flux-Cored Arc Welding), the amperage is primarily controlled by the wire feed speed. Increasing the wire feed speed increases the amperage, and decreasing it lowers the amperage.

​How Is the Amperage Adjusted on a FCA Welding Machine

How Is the Amperage Adjusted on a FCA Welding Machine