Vaillant home combi Installation And Maintenance Instructions Manual page 32

Appendix
Dia-
gnostics Parameter
code
d.20 Maximum hot water set
target temperature
d.21 Status of the warm start
for hot water
d.22 Status of the hot water
request
d.23 Status of the heating
demand
d.24 Status of the pressure
monitor
d.25 Status of the requirement
to reheat the cylinder or
for the hot water warm
start from the eBUS ther-
mostat
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.35 Position of the diverter
valve
d.36 Value for the hot water
flow
d.39 Water temperature in the
solar circuit
d.40 Heating flow temperature
d.41 Heating return temperat-
ure
d.43 Heating curve
32
Values
Unit Increment, select, explanation
Min. Max.
℃
50 60 1
–
Current value off = Function deactivated
on = Function activated and
available
–
Current value off = No current requirement
on = Current requirement
–
Current value off = Heating off (Summer mode)
on = Heating on
–
0 1 off = Not switched
on = Switched
–
Current value off = Function deactivated
on = Function activated
–
1 10 1 = Circulation pump
2 = External pump
3 = Cylinder charging pump
4 = Extractor hood
5 = External solenoid valve
6 = External fault message
7 = Solar pump (omitted)
8 = eBUS remote control
9 = Legionella protection pump
10 = Solar valve
–
1 10 1 = Circulation pump
2 = External pump
3 = Cylinder charging pump
4 = Extractor hood
5 = External solenoid valve
6 = External fault message
7 = Solar pump (omitted)
8 = eBUS remote control
9 = Legionella protection pump
10 = Solar valve
–
0 2 0 = Manual
1 = Semi-automatic
2 = Automatic
Current value rpm Fan speed = Display value x 100
Current value rpm Fan speed = Display value x 100
–
Current value 0 = Heating
40 = Mid-position (parallel opera-
tion)
100 = Domestic hot water
–
Current value l/min
℃ –
Current value
℃ –
Current value
℃ –
Current value
–
0.2 4 0.1
Installation and maintenance instructions HOME 0020224355_00
Default set- User-spe-
ting cific setting
50 Adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
1 Adjustable
2 Adjustable
0 Adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
–
Not
adjustable
1.2 Adjustable