What It Means
Undercurrent — No Flow Detected
Likely Causes
- Impeller blocked
- Suction side closed
- Low speed too low for priming
Next Checks
- Check for debris at impeller
- Open suction valves
- Increase minimum RPM to ensure priming
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 Pentair 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.