I am pretty sure there is a green ground wire from the control board to the inside chassis of your hopper that might be loose or disconnected from the control board. I saw a picture of someone asking where this loose green wire goes to, and it was attached on one end to the chassis with a nut and the other end was frayed and possibly came off the control board or other component.
I have an Austin XL that is shocking me. I returned the first one for the same issue. The new one is doing the same exact thing. The first one was shocking me on the handle of the grill. The new one is shocking me by the pellet grill box
Sounds like it isn't the grill but your environment. There are different things you can try. One thing I saw was to avoid rubber shoes as they store static electricity. One suggestion was to try going barefoot. Or keep a pair of keys or something metal in your hand. Look here and see if you find anything.
What is the best way to ground pitboss. My pet my sits on a cement slab in the backyard next to the house. Every time I touch it barefoot I get a constant flow of electric shock. I’m well aware the easiest way to fix this problem is to wear shoes, but I Want to run a ground from outside the pit boss to stop the shock