What It Means
Spa Flow / Pressure Error
Likely Causes
- Dirty or collapsed filter cartridge
- Air lock after refill
- Low water level
- Closed slice valve or blocked suction
- Flow or pressure switch out of adjustment
- Circulation pump not moving water
Next Checks
- Check water level and open all valves before judging the pack
- Remove and clean the filter as a quick flow proof check
- Purge air from the pump/heater loop using the manufacturer procedure
- Confirm the circ pump actually runs and moves water
- Capture pack label, display code, filter photo, and pump/valve context before replacing a switch
Verify Before Repair
SplashLens is a field reference, not a repair guarantee. Confirm the visible code, exact model, and current manufacturer procedure before replacing parts, bypassing safeties, or quoting a customer.
SplashLens is independent and is not affiliated with Hot Tubs / Spas or other equipment manufacturers.
Use SplashLens At The Pad
Manual error-code lookup works after the app has loaded once. AI scan features require internet and should be treated as a second set of eyes.