C Overview Of Diagnostics Codes - Vaillant ecoTEC plus Installation And Maintenance Instructions Manual

Setting level
Auxiliary relay
Accessory relay 1
Accessory relay 2
Contact details
End the installation assistant?
¹Fault lists are only displayed, and can only be deleted, if faults have occurred.
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: Heating
D.003 Outlet temperature actual value
D.004 Cylinder temperature actual value
D.005 Heating target flow temperature
D.006 Outlet temperature target value
0020244998_04 ecoTEC plus Installation and maintenance instructions
Values
Unit
Min. Max.
–
1 10
–
1 10
–
1 10
–
Phone number
– – –
Values or explanations
Adjustable partial heat load in kW
Auto: Product automatically adjusts max. partial load to
current system demand
1 to 60 min
2 to 60 min
In °C
In °C
In °C; the maximum value that is set in D.071 and is
restricted by means of an eBUS control if such a control
is connected
35 to 65 ℃
Increment, select, explanation
1 = Circulation pump
2 = External pump
3 = Cylinder charging pump
4 = Extraction hood
5 = External solenoid valve
6 = External fault message
7 = Solar pump (not active)
8 = eBUS remote control (not active)
9 = Anti-legionella pump (not active)
10 = Solar valve (not active)
1 = Circulation pump
2 = External pump
3 = Cylinder charging pump
4 = Extraction hood
5 = External solenoid valve
6 = External fault message
7 = Solar pump (not active)
8 = eBUS remote control (not active)
9 = Anti-legionella pump (not active)
10 = Solar valve (not active)
1 = Circulation pump
2 = External pump
3 = Cylinder charging pump
4 = Extraction hood
5 = External solenoid valve
6 = External fault message
7 = Solar pump (not active)
8 = eBUS remote control (not active)
9 = Anti-legionella pump (not active)
10 = Solar valve (not active)
0-9
Yes, No
Factory
setting
2
2
2
–
–
Factory Own setting
setting
Auto
5 min
20 min
Not ad-
justable
Not ad-
justable
Not ad-
justable
Not ad-
justable
51