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

Setting level
Accessory relay 2
Contact data
End the installation assistant?
¹Fault lists are only displayed, and can only be deleted, if faults have occurred.
C

Overview of diagnostics codes

Setting level
d.00 Heating maximum output
d.01 Pump overrun in heating
mode
d.02 Burner anti-cycling time
in heating mode
d.04 Water temperature in the
cylinder
d.05 Determined heating flow
set target temperature
d.07 Set target temperature
for the domestic hot water
cylinder
d.08 Status of the 230 V ther-
mostat
d.09 Heating flow set target
temperature that is set on the
eBUS room thermostat
d.10 Status of the internal
pump in the heating circuit
d.11 Status of the heating cir-
cuit's shunt pump
d.13 Status of the hot water
circuit's circulation pump
d.16 Status of the 24 V room
thermostat
d.17 Heating control
0020200871_00 ecoTEC plus Installation and maintenance instructions
Values
Unit
Min. Max.
–
1 10
–
Phone number
– – –
Values
Unit
Min. Max.
– –
kW
1 60 min
2 60 min
℃
Current value
℃
Current value
℃
Current value
–
Current value
–
Current value
–
Current value
–
Current value
–
Current value
–
Current value
– – –
Increment, select, explanation
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)
0-9
Yes, No
Increment, select, explanation
The maximum heating output varies
depending on the product.
→ Section "Technical data"
1
1
–
–
–
0 = Room thermostat open (no heat
requirement)
1 = Room thermostat closed (heat
requirement)
–
off / on
off / on
off / on
off = Heating off
on = Heating on
off = Flow temperature
on = Return temperature (adjustment
for underfloor heating. If you have ac-
tivated the return temperature control,
the automatic heating output determ-
ination function is not active.)
Appendix
Default
setting
2
–
–
Default set-
Own setting
ting
→ Section
Adjustable
"Technical
data"
5 Adjustable
20 Adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
0 Adjustable
25