0020193968_05 ecoTEC exclusive Installation and maintenance instructions
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Status codes
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Overview
Note
Since the code table is used for various products, some codes may not be visible for the product in question.
Status code
Parameter
Meaning
Heating mode
S.00
Heating: No heat demand
Heating: No heat demand
S.01
Heating mode: Fan start-up
Heating mode: Fan start-up
S.02
Heating mode: Pump pre-run
Heating mode: Pump prerun
S.03
Heating mode: Ignition
Heating mode: Ignition
S.04
Heating mode: Burner on
Heating mode: Burner on
S.05
Heating mode: Pump/fan overrun
Heating mode: Pump/fan overrun
S.06
Heating mode: Fan overrun
Heating mode: Fan overrun
S.07
Heating mode: Pump overrun
Heating mode: Pump overrun
S.08
Heating mode: Anti-cycling time
Heating mode: Remaining anti-cycling time
S.09
Heating mode: Measuring program
Heating mode: Measuring programme
DHW mode
S.10
DHW demand
Domestic hot water requirement via impeller sensor
S.11
DHW mode: Fan start-up
DHW mode: Fan start-up
S.13
DHW mode: Ignition
DHW mode: Ignition
S.14
DHW mode: Burner on
DHW mode: Burner on
S.15
DHW mode: Pump/fan overrun
DHW mode: Pump/fan overrun
S.16
DHW mode: Fan overrun
DHW mode: Fan overrun
S.17
DHW mode: Pump overrun
DHW mode: Pump overrun
S.19
DHW mode: Measuring program
DHW mode: Measuring programme
Comfort mode, warm start or domestic hot water mode with
actoSTOR
S.20
DHW demand
Domestic hot water requirement
S.21
DHW mode: Fan start-up
DHW mode: Fan start-up
S.22
DHW mode: Pump pre-run
DHW mode: Pump prerun
S.23
DHW mode: Ignition
DHW mode: Ignition
S.24
DHW mode: Burner on
DHW mode: Burner on
S.25
DHW mode: Pump/fan overrun
DHW mode: Pump/fan overrun
S.26
DHW mode: Fan overrun
DHW mode: Fan overrun
S.27
DHW mode: Pump overrun
DHW mode: Pump overrun
S.28
DHW anti-cycling time
Domestic hot water burner anti-cycling time
S.29
DHW mode: Measuring program
DHW mode: Measuring programme
Others
S.30
No heat demand: Controller
Room thermostat (RT) is blocking heating mode
S.31
No heat demand: Summer mode
Summer mode active or no heat requirement from eBUS
control
S.32
Waiting time deviation: Fan speed
Waiting period because of fan speed deviation
S.33
Waiting time: Air monitor
Waiting period: Air pressure sensor/switch reports that
the pressure signal is too low
S.34
Heating mode: Frost protection
Frost protection mode active
S.36
Target value for ext. controller lower than 20 °C
Reference setting for continuous controller 7-8-9 or
eBUS controller is < 20°C and blocks the heating mode
S.37
Waiting time: Deviation in fan speed
Waiting period: Fan failure in operation
S.39
Contact thermostat triggered
"Burner off contact" has responded (e.g. surface-moun-
ted thermostat or condensate pump)
S.40
Comfort protection active
Comfort protection mode is active: Product running with
limited heating comfort
S.41
Water pressure too high
Water pressure > 2.8 bar
