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Gecko Hot Tub Error Code
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Gecko Hot Tub Control System Fault Codes

  1. FLO:
    • Meaning: Flow problem.
    • Possible Causes: Insufficient water flow through the heater due to a dirty filter, closed valves, malfunctioning flow switch, or a faulty pump.
  2. OH:
    • Meaning: Overheating.
    • Possible Causes: The spa has shut down due to high water temperature, possibly because of a faulty temperature sensor, malfunctioning pump, or blocked vents.
  3. HL:
    • Meaning: High limit.
    • Possible Causes: The water temperature has exceeded the safe limit.
  4. Prr or Pr:
    • Meaning: Priming mode.
    • Possible Causes: The spa is in priming mode, typically seen when the spa is first started.
  5. SnA or SnB:
    • Meaning: Sensor malfunction.
    • Possible Causes: Issues with sensor A or B, such as malfunctioning, poor connection, or a fault in the control panel.
  6. ICE:
    • Meaning: Potential freezing conditions.
    • Possible Causes: The control system has detected a potentially freezing condition to the unit.
  7. LOC:
    • Meaning: Control panel locked.
    • Possible Causes: Intentional lock set by the user or accidental button press.
  8. —:
    • Meaning: No message on the display.
    • Possible Causes: The system is not receiving any readings, and the spa is deactivated.

Please note that while these are common Gecko error codes, the exact meaning and troubleshooting steps might differ slightly depending on the specific Gecko control system model and the hot tub brand. Always refer to the specific user manual or contact the manufacturer for precise troubleshooting steps when encountering an error code.

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