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  1. O

    MasterTemp 400 board replaced AFS LIGHT ON

    As for blower, what do I check first? Power to blower?
  2. O

    MasterTemp 400 board replaced AFS LIGHT ON

    The main board has now issued a E01 error and a system service light. The light under panel next to temp fault connection is now on. I also can’t get board to shut down without cutting power. Any ideas what’s going on?
  3. O

    MasterTemp 400 board replaced AFS LIGHT ON

    I’ve ordered the by-pass so it’s not fixed yet. The blower does not come on. Actually nothing happens when the pool button is pushed except a temp reading, service heater and AFS light. It doesn’t start anything.
  4. O

    MasterTemp 400 board replaced AFS LIGHT ON

    Hi, I had no lights on panel so I replaced my main board. Once power applied, I got service heater light and a AFS light. I can reset power and all lights go off until I hit pool button for 5 seconds. It doesn’t immediately turn anything on. I also have hold the off button down for awhile before...