CENTER Vulcan range oven, all top pilots are clogged, need all new. Okay per Todd to order and replace. okay. 6/6/19 Disassembled and removed the old pilot tubing and installed new tips and tubing. Cleaned burners. Lit pilots and adjusted. Now have pilots and burners light . make up air blows down on the top of the range causing pilots to be blown around and may go out. Customer may block the holes above the range to help it. In service.