fuse box

What is “option 1” on the fuse box on a 2004 Dutchman sport lite?

Hey everyone my wife and I are driving a 1999 Dutchman express and recently blew two of the outlets trying to use a pressure cooker and a space heater at the same time. Only two of the outlets blew, the other four work just fine so we’re wondering if there may be a fuse switch/box that we need...