Pool & spa
Hayward error codes
Hayward Universal H-Series heater, MaxFlo VS pump and AquaRite salt system codes, from Hayward's own guides.
Hayward pool heater codes (9)
- LOPressure, vent or limit switch fault
- IFIgnition failure
- HSWater too hot / fast temperature rise
- AOBlower vacuum switch fault
- IOIgnitor circuit open
- HFFlame with gas valve off
- SFTemperature sensor failure
- PFPolarity reversed or low voltage
- CECommunication error
Hayward salt chlorinator codes (4)
Hayward pool pump codes (2)
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