C Overview Of Diagnostics Codes - Vaillant ecoCOMPACT VCC4 Series Installation And Maintenance Instructions Manual

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Installer level
Test programs
Appliance config.
Diagnosis menu
Installer level
Appliance config.
Diagnosis menu
Start inst. assistant
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 Maximum heating output
D.001 Overrun time of internal heating
pump for heating mode
0020181421_04 ecoCOMPACT Installation and maintenance instructions
Appliance config.
Target flow temp.
DHW temperature
Auxiliary relay
Back
Appliance config.
Comfort mode DHW
Auxiliary relay
Accessory relay 1
Back
Appliance config.
Auxiliary relay
Accessory relay 1
Accessory relay 2
Back
Appliance config.
Accessory relay 1
Accessory relay 2
Heating load
Back
Appliance config.
Accessory relay 2
Heating load
Contact
Back
Appliance config.
Heating load
Contakt
Factory setting
Back
D.000
D.001
Heating load
Pumpennachlauf
Back
Select
Back
Back
To start the In-
stallation assistant.
Back
Select
Cancel
Values or explanations
Adjustable maximum heating output in kW
Auto: Product automatically adjusts max. partial load to
current system demand
1 ... 60 min
D.026
D.026
Auxiliary relay
Zusatzrelais
Cirkulation pump
externe Pumpe
Select
Back
Cancel
D.027
D.027
Accessory relay 1
Zubehörrelais 1
Cirkulation pump
externe Pumpe
Select
Back
Cancel
D.028
D.028
Accessory relay 2
Zubehörrelais 2
Cirkulation pump
externe Pumpe
Select
Back
Cancel
D.000
Heating load
Cancel
Select
Contakt
Phone number
Select
Back
D.096
Reset to
factory settings?
No
Cancel
Select
Heizung
auto
0
press OK
OK
Appendix
OK
OK
OK
0
OK
OK
Default
User-spe-
setting
cific setting
15 kW
5 min
45

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