C Status Codes - Overview - Vaillant ecoTEC exclusive 627 Operating Instructions Manual

Fault
Product does not start There is a fault in the flue gas route (fault message:
up: F.36/F.37):
– –
No hot water
– –
Heating remains cold
Hot water generation The external controller is not set correctly.
functioning correctly;
heating does not start
up.
Status codes – Overview
C
Status codes that are not listed here can be viewed in the installation instructions.
Status code Meaning
Displays in heating mode
S.00 Heating: No heat demand
S.01 Heating mode: Fan start-up
S.02 Heating mode: Pump prerun
S.03 Heating mode: Ignition
S.04 Heating mode: Burner on
S.05 Fan and pump overrun
S.06 Heating mode: Fan overrun
S.07 Heating mode: Pump overrun
S.08 Heating, remaining anti-cycling time xx mins
S.09 Heating mode: Measuring programme
Domestic hot water mode (products with integrated domestic hot water generation)
S.10
Domestic hot water requirement via impeller sensor
S.11 DHW mode: Fan start-up
S.13
DHW mode: Ignition
S.14
DHW mode: Burner on
S.15
DHW mode: Pump/fan overrun
S.16
DHW mode: Fan overrun
S.17 DHW mode: Pump overrun
S.19 DHW mode: Measuring programme
Comfort mode, warm start or domestic hot water mode with actoSTOR or cylinder charging mode
S.20 Domestic hot water requirement
S.21 DHW mode: Fan start-up
S.22 DHW mode: Pump prerun
S.23 DHW mode: Ignition
S.24 DHW mode: Burner on
S.25 DHW mode: Pump/fan overrun
S.26 DHW mode: Fan overrun
S.27 DHW mode: Pump overrun
S.28 Domestic hot water burner anti-cycling time
S.29 DHW mode: Measuring programme
Other displays
S.30 Room thermostat (RT) is blocking heating mode
S.31 Summer mode active
S.34 Frost protection mode, frost protection
S.37 Waiting period: Deviation in fan speed
S.40 Comfort protection mode active
S.57 Waiting period: Measuring programme
0020193967_01 ecoTEC exclusive Operating instructions
Cause
The symbols XXXXX are shown in the display.
The red LED is lit continuously.
Measure
Have your competent person rectify the fault.
Set the external controller correctly (→ Controller
operating instructions).
Appendix
13