Adapting the boiler to the heating installation
40
Installation and maintenance instructions ecoTEC pro 0020129672_03
11
Code
Parameters
Adjustable values
Factory
setting
Your own
setting
D.027
Switching of relay 1 on the
"2 in 7" multi-functional module VR 40
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 = Remote control eBUS (not active)
9 = Legionella protection pump (not active)
10 = Collective solar valve (not active)
2
D.028
Switching of relay 2 on the
"2 in 7" multi-functional module VR 40
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 = Remote control eBUS (not active)
9 = Legionella protection pump (not active)
10 = Collective solar valve (not active)
2
D.033
Fan speed target value
In rpm
Not adjustable
D.034
Fan speed actual value
In rpm
Not adjustable
D.035
Position of the diverter valve
0 = Heating; 100 = Hot water; 40 = Mid-position
Not adjustable
D.036
Hot water flow quantity
(impeller sensor)
In l/min
Not adjustable
D.039
Solar feed temperature
Actual value in °C
Not adjustable
D.040
Flow temperature
Actual value in °C
Not adjustable
D.041
Return temperature
Actual value in °C
Not adjustable
D.044
Digitised ionisation value
Display range 0 to 1020,
> 800 no flame
< 400 good flame
Not adjustable
D.046
Pump type
Not relevant
Not adjustable
D.047
Outside temperature (with weather-
controlled Vaillant controller)
Actual value in °C
Not adjustable
D.050
Offset for minimum speed
In rpm, setting range: 0 to 3000
Nominal value
set in factory
D.051
Offset for maximum speed
In rpm, setting range: -990 to 0
Nominal value
set in factory
D.058
Activation of solar post-heating for VUW
boilers;
Switch hot water mode
0: Solar post heat mode deactivated
3: DHW activation target value minimum 60 °C
0
D.060
Number of temperature limiter shut-
downs
Number of shutdowns
Not adjustable
D.061
Number of ignition device cutoffs
Number of unsuccessful ignitions in the last attempt
Not adjustable
D.064
Average ignition time
In seconds
Not adjustable
D.065
Maximum ignition time
In seconds
Not adjustable
11.1 Diagnosis codes (continued)
