Even though the tig function is selected it did this on all settings. All the buttons got stuck as if the panel covering the buttons was holding them down!
Pressing on the T of the XTS changed the settings sometimes!
Didn't try 475 amps as only had 6013's .....
Hahaha, flippin heck that might be an industry first! 475A stick running from a single phase supply.
Call the supplier, they’ll probably just sort you a new one out.