Great ! I have had one. I have a link somewhere to a total strip down and rebuild. Does your boiler have asbestos?
PS Do you mis spell headings for fun or does dyslexia rule, ko? Do you know how to age it? It is the first two numbers in the serial number. Yours is a ’67 model from 1977. Do you know its history as the serial plate says 110 volt? The element is very swappable