well red face or black if its a sa-200 you are going to be stuck with only one tig proces , being it does not have the AC capability of running a
high frequency adapter , so stainles or steel you can do but will probly be a scratch start , 20 yrs ago there was a company offering an ac adapter for the sa& sae welder's but havent kept up on it , if your wanting to do field tig , you might look ...