DRY
USSPA
Severe Dry Fire Condition
Display shows DRY and spa immediately shuts down heater to prevent damage.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Heater running without adequate water, Severe airlock after refill, Blocked or closed suction lines, Failed circulation pump not moving water through heater
How to Fix / Troubleshooting
Safety first: Turn OFF power immediately to prevent heater damage.
- Verify water level and refill if needed:
- Ensure spa is filled to the correct level.
- Bleed all air:
- Loosen unions on circulation pump and heater until water flows without air bubbles.
- Check circulation pump:
- Confirm that the circulation pump runs when power is restored.
- If it does not run or only hums, replace the circulation pump.
- Inspect heater:
- If DRY occurred repeatedly, the heater element may be damaged; inspect for bulging or burn marks and replace the heater assembly if needed.
- Reset system:
- After resolving flow issues, power cycle the spa and monitor for normal heating.
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Repair Difficulty
Medium
3/5
Required Part
Circulation Pump
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