Vaillant auroCOMPACT VSC S/4 Series Installation And Maintenance Instructions Manual page 49

Code Parameter
D.075 Max. charging time for domestic hot
water cylinder without independent
control system
D.076 Device specific number
D.080 Operating hours of the burner in
heating mode
D.081 Operating hours of the burner for
domestic hot water generation
D.082 Number of burner start-ups in heat-
ing mode
D.083 Number of burner starts in domestic
hot water mode
D.084 Maintenance in
D.085 Minimum unit output
D.090 Status of digital eBUS controller
D.091 Status of DCF with outdoor temper-
ature sensor connected
D.093 Unit variant setting (DSN)
D.094 Delete fault history
D.095 Software version of PeBUS compon-
ents
D.096 Default setting
D.098 Value of coding resistors for gas
group and output range
D.121 Enriching the air/gas mixture at min.
output
D.122 Limited available pressure
D.123 Time cylinder was last charged
D.124 Domestic hot water cylinder in ECO
mode
D.125 Domestic hot water temperature at
the cylinder outlet
D.126 Time delay of gas auxiliary heating
for cylinder charging
D.127 Status of the external current anode
0020181589_04 auroCOMPACT Installation and maintenance instructions
Values or explanations
20 - 90 min
Unit variant display (DSN)
In hours (h)
In hours (h)
Number of burner start-ups
Number of burner start-ups
In hours (h)
In kW
Recognised, not recognised
No reception
Reception
Synchronised
Valid
Adjustment range: 0 to 199
The 3-digit DSN code is on the product identification
plate.
Delete fault list
0 = No
1 = Yes
PCB (BMU)
Display (AI)
Solar card (SMU)
Reset all adjustable parameters to factory setting
0 = No
1 = Yes
Display xx.yy
xx = Coding resistor 1 in cable harness for output range:
08 = Up to 25 kW
09 = 30 kW
10 = 34 kW
yy = Coding resistor 2 on PCB for gas type (read gas
category of the unit):
02 = P gas or G31
03 = E gas or G20
07 = L gas or G25
0 = Normal
1 = Enriched
2 = Slightly enriched
In mbar, for proKlima only
min
0 = Function deactivated
1 = ECO mode activated
Actual value in °C
Cylinder charging is delayed by 30 minutes when the
solar pump is in operation.
0 = Function deactivated or no anode present
1 = Anode present and in operation
2 = Anode present, but faulty
Appendix
Default User-spe-
setting cific setting
45 mins
Not ad-
justable
Not ad-
justable
Not ad-
justable
Not ad-
justable
Not ad-
justable
Adjustable
Not ad-
justable
Not ad-
justable
Not ad-
justable
Not ad-
justable
0 = Normal
Not ad-
justable
0 = Function
deactivated
Not ad-
justable
0 = Function
deactivated
0 = Function
deactivated
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