Issue with the tig welder and air compressor

Tonight I noticed that there was a bunch of white powder in the tig cup and in the diffuser. My noobie guess would be zinc oxide and someone was welding something galvanized. Is there something special that needs to be done to clean up? Also, there is a leak in the quick connect of the compressor line. I unplugged it from the other quick connect so that we weren’t just constantly leaking.

@Team_Metal_Shop

I can look at it Wednesday, if the cup can’t be cleaned we should have some spares.

I happened to be in the area, so I walked in to take a quick look and here’s what I found…