Articles by tag "blinking dots"

1. 171. Support: FLO or 3 blinking dots error code. (CS CY Series)
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   If the Topside Panel for the CS and CY Series Controller is now displaying 3 blinking dots or FLO error message on the topside display, the spa will not heat. The FLO or 3 blinking dots error message stands for Flow Open or Pressure Switch Open. When the primary heat pump is running and there ...