As far as I know the
Bigfoot manuals are quite generic, as they apply to general appliance operation for trailers and campers.
I've got a scan of our Bigfoot manual that may help. Let me know if you would like it emailed to you. :)
My manual reads as follows:
Bigfoot Industries Inc. July 5th 1986
edited July 10 1987
edited June 10 1988
edited April 26 1989
edited Jan 3 1992