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

Setting level
Comfort mode
Heating partial load
Auxiliary relay
Accessory relay 1
Accessory relay 2
Contact data
End the installation assistant?
¹Fault lists are only displayed, and can only be deleted, if faults have occurred.
B Overview of diagnostics codes
Code Parameter
D.000 Heating partial load
D.001 Overrun time of internal heating
pump for heating mode
D.002 Max. burner anti-cycling time heating
at 20 °C flow temperature
D.003 Outlet temp. actual value
D.004 Measured value of hot water sensor
D.005 Flow temperature target value (or
return target value)
D.006 Hot water temperature target value
(only products with integrated hot
water generation)
0020209593_01 ecoTEC plus Installation and maintenance instructions
Values
Unit Increment, select, explanation
Min. Max.
–
– –
On, Off
– –
kW Partial load only, full load only, auto
–
1 10 1 = Circulation pump
2 = External pump
3 = Cylinder charging pump
4 = Extractor hood
5 = External solenoid valve
6 = External fault message
7 = Solar pump (not active)
8 = eBUS remote control (not active)
9 = Legionella protection pump (not active)
10 = Solar valve (not active)
–
1 10 1 = Circulation pump
2 = External pump
3 = Cylinder charging pump
4 = Extractor hood
5 = External solenoid valve
6 = External fault message
7 = Solar pump (not active)
8 = eBUS remote control (not active)
9 = Legionella protection pump (not active)
10 = Solar valve (not active)
–
1 10 1 = Circulation pump
2 = External pump
3 = Cylinder charging pump
4 = Extractor hood
5 = External solenoid valve
6 = External fault message
7 = Solar pump (not active)
8 = eBUS remote control (not active)
9 = Legionella protection pump (not active)
10 = Solar valve (not active)
–
Phone number 0-9
– – –
Yes, No
Values or explanations
Adjustable heating partial load in kW
Auto: Product automatically adjusts max. partial load to
current system demand
1 ... 60 min
2 ... 60 min
In °C
In °C
In °C, max. of the value set in D.071, limited by an eBUS
controller if connected
35 ... 65 ℃
Appendix
Default
setting
–
Auto
2
2
2
–
–
Default Own setting
setting
Auto
5 min
20 min
Not ad-
justable
Not ad-
justable
Not ad-
justable
Not ad-
justable
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