C Overview Of Diagnostics Codes - Vaillant ecoVIT exclusiv Installation And Maintenance Instructions Manual

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.004 Cylinder temperature ac-
tual value
D.005 Heating target flow temper-
ature
D.007 Cylinder temperature tar-
get 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
0020258610_00 ecoVIT exclusiv Installation and maintenance instructions
Values
Unit Explanation, selection, increment
Min. Max.
Output-range- kW Adjustable partial heat load
specific
Maximum value = automatic partial
heat load
Product automatically adjusts the
max. partial load to the current
system demand
2 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 Measured value for the domestic
hot water sensor if a domestic hot
water cylinder with sensor is con-
nected
℃
Current value Flow temperature target value (or
return target value)
Current target value, calculated
from the set value, control, control
type, etc.
℃
Current value Only products with no integrated
hot water generation and with a
connected cylinder
15 °C = frost protection, 40 °C up
to D.020 (max. 70 °C)
–
Current value Room thermostat at terminal 3-4
0: RT input terminals 3-4 interrup-
ted, no heating mode
1: RT input terminals 3-4 closed,
no heating mode
℃
Current value Target flow temperature from the
external eBus control
Minimum from the external eBUS
target value and the target value
for terminal 7
–
Current value Heating pump status
0: Off
1: On
–
Current value Status of additional external heat-
ing pump
0: Off
1-100: On
Connection via 2 in 7 multi-func-
tional module or X6
–
Current value Status of cylinder charging pump
0: Off
1-100: On
–
Current value Status of circulation pump
0: Off
1-100: On
Connection via 2 in 7 multi-func-
tional module or X6
Appendix
Default Own
setting setting
Maximum
value
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
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