Vaillant ecoTEC plus VU Series Installation And Maintenance Instructions Manual page 41

Setting level
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 domestic
hot water circuit's circulation
pump
d.16 Status of the 24 V room
thermostat
d.17 Heating control
d.18 Pump overrun operating
mode
d.20 Maximum target domestic
hot water temperature
d.23 Status of the heat de-
mand
d.24 Status of the pressure
switch
d.25 Status of the requirement
to reheat the cylinder or for
the domestic hot water warm
start from the eBUS thermo-
stat
d.27 Function of relay 1 (multi-
functional module)
d.28 Function of relay 2 (multi-
functional module)
d.31 Automatic filling device
d.33 Fan speed target value
d.34 Value for the fan speed
d.40 Heating flow temperature
0020238195_07 ecoTEC plus Installation and maintenance instructions
Values
Unit
Min. Max.
–
Current value
–
Current value
–
Current value
–
Current value
– – –
–
1 3
℃
50 60
–
Current value
–
0 1
–
Current value
–
1 10
–
1 10
–
0 2
Current value rpm
Current value rpm
℃
Current value
Increment, select, explanation
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.)
1 = Comfort (continuously operating
pump)
3 = Eco (intermittent pump operation
– for the dissipation of the residual
heat after domestic hot water gen-
eration at an extremely low heat de-
mand)
1
off = Heating off (Summer mode)
on = Heating on
off = Not switched
on = Switched
off = Function deactivated
on = Function activated
1 = Circulation pump
2 = External pump
3 = Cylinder charging pump
4 = Extraction hood
5 = External solenoid valve
6 = External fault message
7 = Solar pump (omitted)
8 = eBUS remote control
9 = Anti-legionella pump
10 = Solar valve
1 = Circulation pump
2 = External pump
3 = Cylinder charging pump
4 = Extraction hood
5 = External solenoid valve
6 = External fault message
7 = Solar pump (omitted)
8 = eBUS remote control
9 = Anti-legionella pump
10 = Solar valve
0 = Manual
1 = Semi-automatic
2 = Automatic
Fan speed = Display value x 100
Fan speed = Display value x 100
–
Default set-
Own setting
ting
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
0 Adjustable
1 Adjustable
50 Adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
1 Adjustable
2 Adjustable
0 Adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
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