What It Means
High Pressure Switch Tripped
Likely Causes
- Dirty evaporator coil
- High ambient temp
- Water side flow restriction
- Refrigerant overcharge
Next Checks
- Clean evaporator coils
- Check water flow
- High ambient is normal — unit will restart when conditions improve
- Call HVAC tech if persists after cleaning
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 Hayward 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.