Vaillant VC 156/5-7 Operating Instructions Manual

Also see for VC 156/5-7: Installation and maintenance instructions

Contents

Appendix14 Operating instructions ecoTEC exclusive 0020189874_03Fault Cause MeasureProduct does not startup:– No hot water– Heating remains coldThere is a fault in the flue gas route (fault message:F.36/F.37):– The symbols XXXXX are shown in the display.– The red LED is lit continuously.Have your competent person rectify the fault.Hot water generationfunctioning correctly;heating does not startup.The external controller is not set correctly. Set the external controller correctly (→ Controlleroperating instructions).C Status codes – OverviewStatus code Parameter MeaningHeating modeS.00 Heating: No heat demand Heating: No heat demandS.01 Heating mode: Fan start-up Heating mode: Fan start-upS.02 Heating mode: Pump pre-run Heating mode: Pump pre-runS.03 Heating mode: Ignition Heating mode: IgnitionS.04 Heating mode: Burner on Heating mode: Burner onS.05 Heating mode: Pump/fan overrun Heating mode: Pump/fan overrunS.06 Heating mode: Fan overrun Heating mode: Fan overrunS.07 Heating mode: Pump overrun Heating mode: Pump overrunS.08 Heating mode: Anti-cycling time Heating mode: Remaining anti-cycling timeS.09 Heating mode: Measuring program Heating mode: Measuring programDHW modeS.10 DHW demand Hot water requirement via flow sensorS.11 DHW mode: Fan start-up DHW mode: Fan start-upS.13 DHW mode: Ignition DHW mode: IgnitionS.14 DHW mode: Burner on DHW mode: Burner onS.15 DHW mode: Pump/fan overrun DHW mode: Pump/fan overrunS.16 DHW mode: Fan overrun DHW mode: Fan overrunS.17 DHW mode: Pump overrun DHW mode: Pump overrunS.19 DHW mode: Measuring program DHW mode: Measuring programComfort mode, warm start or hot water handling mode with actoSTORS.20 DHW demand DHW demandS.21 DHW mode: Fan start-up DHW mode: Fan start-upS.22 DHW mode: Pump pre-run DHW mode: Pump pre-runS.23 DHW mode: Ignition DHW mode: IgnitionS.24 DHW mode: Burner on DHW mode: Burner onS.25 DHW mode: Pump/fan overrun DHW mode: Pump/fan overrunS.26 DHW mode: Fan overrun DHW mode: Fan overrunS.27 DHW mode: Pump overrun DHW mode: Pump overrunS.28 DHW anti-cycling time Hot water burner anti-cycling timeS.29 DHW mode: Measuring program DHW mode: Measuring programOthersS.30 No heat demand: Controller Room thermostat (RT) is blocking heating modeS.31 No heat demand: Summer mode Summer mode active or no heat requirement from eBUScontrollerS.32 Waiting time deviation: Fan speed Waiting period because of fan speed deviationS.33 Waiting time: Air monitor Waiting period: Air pressure sensor/switch reports thatthe pressure signal is too lowS.34 Heating mode: Frost protection Frost protection mode active

/ 16

Related manuals for Vaillant VC 156/5-7