Pool & spa
Pentair error codes
Pentair MasterTemp heater, IntelliFlo3 pump and IntelliChlor salt system codes, from Pentair's own manuals.
Pentair pool heater codes (8)
- ERR PSWater pressure switch open (no flow)
- ERR HLSHigh limit switch open
- ERR AGSAutomatic gas shutoff
- ERR AFSAir flow switch open
- ERR IGNIgnition failure
- ERR SFSStack flue temperature too high
- E05Stack flue sensor fault
- E01Water temperature sensor fault
Pentair pool pump codes (4)
- Priming FailurePriming failure
- OverheatPump drive overheat
- Over CurrentOver current
- Internal FaultDrive internal fault
Pentair salt chlorinator codes (4)
- Low SaltSalt low (red Salt light)
- Flow redNo flow through the cell
- Cell flashingCell needs inspection
- Cold WaterWater too cold
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