Saunier Duval
Independent technical reference
Saunier Duval
33 published entries
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Equipment covered
Documented codes
Tankless gas water heater 3
Gas boiler 26
F20Saunier Duval F20 on a Thema NOx: overheating faultHigh· BoilersF26Saunier Duval F.26 on a gas boiler: gas valve not workingHigh· BoilersF27Saunier Duval F.27 on a gas boiler: incorrect flame detectionHigh· BoilersF28Saunier Duval Thema NOx Boiler F28: Ignition Fault LockoutHigh· BoilersF29Saunier Duval F29 on a Thema NOx: ignition failureHigh· BoilersF32Saunier Duval F.32 on a gas boiler: fan faultHigh· BoilersF33Saunier Duval F33 on a Thema NOx: air flow faultHigh· BoilersF53Saunier Duval F.53 on a gas boiler: Venturi flow sensor faultHigh· BoilersF54Saunier Duval F.54 on a gas boiler: gas pressure faultHigh· BoilersF61Saunier Duval F.61 on a gas boiler: gas valve control faultHigh· BoilersF62Saunier Duval F.62 on a gas boiler: delayed gas valve shut offHigh· BoilersF68Saunier Duval F.68 on a gas boiler: unstable flame signalHigh· BoilersF75Saunier Duval F75 boiler: pressure sensor or pump faultHigh· BoilersF77Saunier Duval F77 boiler code: flue flap or condensate pump faultHigh· BoilersF00Saunier Duval F.00 on a gas boiler: flow sensor open circuitMedium· BoilersF10Saunier Duval F.10 on a gas boiler: flow sensor short circuitMedium· BoilersF22Saunier Duval F.22 on a gas boiler: low water safety shutdownMedium· BoilersF23Saunier Duval F.23 on a gas boiler: temperature spread too highMedium· BoilersF24Saunier Duval F.24 on a gas boiler: temperature rising too fastMedium· BoilersF49Saunier Duval F.49 on a gas boiler: eBUS connection faultMedium· BoilersF71Saunier Duval F.71 on a gas boiler: flow sensor reading stuckMedium· BoilersF72Saunier Duval F72 on a gas boiler: flow/return NTC faultMedium· BoilersF73Saunier Duval F.73 on a gas boiler: pressure sensor too lowMedium· BoilersF74Saunier Duval F74 boiler: water pressure sensor wiring faultMedium· BoilersF83Saunier Duval F.83 on a gas boiler: no sensor temperature riseMedium· BoilersF84Saunier Duval F84 boiler code: flow and return sensors disagreeMedium· Boilers
Air-to-water heat pump 4
F1100Saunier Duval F.1100 on a Genia Air Max heat pump: backup heater limiter openMedium· Heat pumpsF718Saunier Duval F.718 on a Genia Air Max heat pump: fan blockedMedium· Heat pumpsF731Saunier Duval F.731 heat pump fault: high-pressure switch openMedium· Heat pumpsF788Saunier Duval F.788 on a heat pump: heating circuit pump faultLow· Heat pumps