Have you examined the iron? Does it need 'FILL' ing from the Butane?
Examine the circuit board in the electronics workshop - there's a magnifying lamp there.
Examine everything, you sometimes get additional commands to try...
Thanks, I’ll give that a go!
That's probably the hardest puzzle, once you've repaired the circuit board, you can start to time travel!
If you cant figure it out, I'm happy to list all the items you need to be carrying and which room to do it in.
