Paragon A88B questions

Hi, Newbie here! I was hoping I could get some help. I hope I’m posting in the right place. I have been taking ceramics classes for years (with the teacher firing my greenware and glazed items) but I’ve never had my own kiln. I now have an opportunity to purchase a used Paragon A88B kiln. The person is posting for an elderly family member in town and doesn’t know anything about the kiln. From the pictures the brick and elements look good but the kiln sitter looks really old. Can I replac

I think I would opt for wiring the elements in series (high power) for each ring and feed them with their own infinite switch 240 v no nuetral. Fix up the sitter and use it to feed everything as a safety. Clearly remark everything for 240v operation with a ground. (3 wire). Just like more modern kilns that do not use a neutral. There are no 120v auxiliary loads this way so no need to run the neutral. The infinite switches will provide variability for firing. Safe neat wiring practices for load