Error Code
FLO Spa Error â What It Means and How to Fix It
FLO means your spa flow switch is not detecting adequate water movement. Check your filter first, then inspect the flow switch and circulation pump.
How to diagnose FLO
- Clean or replace the filter cartridge and remove any air lock.
- Verify the circulation pump runs when heat is called for.
- Disconnect and test the flow switch with a multimeter while the pump runs.
- Replace the flow switch or circulation pump based on test results.
Parts that fix FLO
Contact our parts team to find the right fix for your spa.
Frequently asked questions
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