240 is usually black/black or black/red are you saying your pump is wired using white as the second hot and not a neutral? Do you have a volt meter to confirm 240V across black/white?
Hello , This thread has been inactive for over 60 days. New postings here are unlikely to be seen or responded to by other members. For better visibility, consider Starting A New Thread.
Welcome to TFP! For a wealth of pool care information please check out our free Pool School. If you are in need of specific help then we encourage you to Register and ask us here in the forum!