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C
Overview of diagnostics codes
Note
Since the code table is used for various products, some codes may not be visible for the product in question.
Code
Parameter
D.000
Heating partial load
D.001
Pump overrun: Heating
D.002
Max. anti-cycl. time: Heat-
ing
D.003
Outlet temperature actual
value
D.004
Cylinder temperature ac-
tual value
D.005
Heating target flow temper-
ature
D.006
Outlet temperature target
value
D.007
Cylinder temperature tar-
get value
Comfort mode target value
D.008
Controller 3-4
D.009
eBUS controller target
value
D.010
Internal pump
D.011
External pump
D.012
Cyl. charging pump
D.013
Circulation pump
D.015
Pump speed actual value
D.016
Controller 24 V DC: Heat-
ing mode
0020189875_01 ecoTEC exclusive Installation and maintenance instructions
Values
Unit
Increment, select, explanation
Min.
Max.
Output-range-
kW
Adjustable partial heat load
specific
Auto: Product automatically adjusts
max. partial load to current system
demand
1
60
min
Overrun time of internal heating
pump for heating mode
1
2
60
min
Max. burner anti-cycling time heat-
ing at 20 °C flow temperature
1
–
Current value
°C
Current value
°C
Measured value of domestic hot
water sensor
Current value
°C
Flow temperature target value (or
return target value)
Current value
°C
Target domestic hot water tem-
perature value (only products with
integrated domestic hot water gen-
eration)
Current value
°C
Only products with integrated do-
mestic hot water generation
Only products with no integrated
domestic hot water generation and
with a connected cylinder
–
Current value
0: Open (Room thermostat at ter-
minal RT open = No heat require-
ment)
1: Closed (Room thermostat at ter-
minal RT closed = Heat require-
ment)
–
Current value
Target value from external eBUS
controller
–
Current value
0: Off
1: On
–
Current value
0: Off
1: On
–
Current value
0: Off
1: On
–
Current value
0: Off
1: On
Current value
%
High-efficiency pump
–
Current value
Heating mode
0: Off
1: On
Appendix
Default
Own
setting
setting
Auto
5
20
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
33
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