Search results

  1. D

    Pentair Minimax 400 CH heater cycling and not very warm

    Hi everyone, I have a spa with a Pantair Minimax 400 CH heater, 2HP filter pump, 60sq. ft. DE filter and Jandy aqualink controls. I noticed that spa takes a long time to heat up because my heater turns off then back on every few minutes. The temp on the Jandy is set to 100F, but the heater...