Vaillant ecoTEC pro 24 Installation And Maintenance Instructions Manual

Also see for ecoTEC pro 24: Instructions for use Instructions for installation and servicing Instructions for installation and servicing Instructions for installation and servicing

Appendix0020244995_02 ecoTEC pro Installation and maintenance instructions 35B Status codes – OverviewNoteSince the code table is used for various products, some codes may not be visible for the product in question.Statuscode MeaningS.00 Heating: No heat de-mandHeating has no heat demand. The burner is off.S.01 Heating mode: Fan start-upThe fan start-up for heating mode is activated.S.02 Heating mode: Pumppre-runThe pump prerun for heating mode is activated.S.03 Heating mode: Ignition The ignition for heating mode is activated.S.04 Heating mode: BurneronThe burner for heating mode is activated.S.05 Heating mode: Pump/fanoverrunThe pump/fan overrun for heating mode is activated.S.06 Heating mode: Fan over-runThe fan overrun for heating mode is activated.S.07 Heating mode: PumpoverrunThe pump overrun for heating mode is activated.S.08 Heating mode: Anti-cyc-ling timeThe anti-cycling time for heating mode is activated.S.10 DHW demand The domestic hot water demand is activated.S.11 DHW mode: Fan start-up The fan start-up for domestic hot water mode is activated.S.13 DHW mode: Ignition The ignition for domestic hot water mode is activated.S.14 DHW mode: Burner on The burner for domestic hot water mode is activated.S.15 DHW mode: Pump/fanoverrunThe pump/fan overrun for domestic hot water mode is activated.S.16 DHW mode: Fan overrun The fan overrun for domestic hot water mode is activated.S.17 DHW mode: Pump over-runThe pump overrun for domestic hot water mode is activated.S.20 DHW demand The domestic hot water demand is activated.S.21 DHW mode: Fan start-up The fan start-up for domestic hot water mode is activated.S.22 DHW mode: Pump pre-runThe pump prerun for domestic hot water mode is activated.S.23 DHW mode: Ignition The ignition for domestic hot water mode is activated.S.24 DHW mode: Burner on The burner for domestic hot water mode is activated.S.25 DHW mode: Pump/fanoverrunThe pump/fan overrun for domestic hot water mode is activated.S.26 DHW mode: Fan overrun The fan overrun for domestic hot water mode is activated.S.27 DHW mode: Pump over-runThe pump overrun for domestic hot water mode is activated.S.28 DHW anti-cycling time The anti-cycling time for domestic hot water mode is activated.S.30 No heat demand: Con-trollerRoom thermostat blocks heating mode.S.31 No heat demand: Sum-mer modeSummer mode is activated; there is no heat demand.S.32 Waiting time deviation:Fan speedThe waiting period for the fan start-up is activated.S.34 Heating mode: Frost pro-tectionThe frost protection function for heating mode is activated.S.39 Contact thermostattriggeredThe surface-mounted thermostat or the condensate pump has triggered.S.40 Comfort protection act-iveThe comfort protection mode is activated.S.41 Water pressure too high The system pressure is too high.