Appendix
0020177748_03 ENERGY Installation and maintenance instructions 27
Setting level Values
Unit Increment, select, explanation
Default set-
ting
Own setting
Min. Max.
d.13 Status of the hot water
circuit's circulation pump
Current value – off / on – Not
adjustable
d.16 Status of the 24 V room
thermostat
Current value – off = Heating off
on = Heating on
– Not
adjustable
d.17 Heating control – – – 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.)
0 Adjustable
d.18 Pump overrun operating
mode
1 3 – 1 = Comfort (continuously operating
pump)
3 = Eco (intermittent pump mode –
for the dissipation of the residual heat
after hot water generation at an ex-
tremely low heat demand)
1 Adjustable
d.20 Maximum hot water set
target temperature
50 60 ℃ 1 50 Adjustable
d.23 Status of the heating de-
mand
Current value – off = Heating off (Summer mode)
on = Heating on
– Not
adjustable
d.24 Status of the pressure
monitor
0 1 – off = Not switched
on = Switched
– Not
adjustable
d.25 Status of the requirement
to reheat the cylinder or for
the hot water warm start from
the eBUS thermostat
Current value – off = Function deactivated
on = Function activated
– Not
adjustable
d.27 Function of relay 1 (multi-
functional module)
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 Adjustable
d.28 Function of relay 2 (multi-
functional module)
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
2 Adjustable
d.31 Automatic filling device 0 2 – 0 = Manual
1 = Semi-automatic
2 = Automatic
0 Adjustable
d.33 Fan speed target value Current value rpm Fan speed = Display value x 100 – Not
adjustable
d.34 Value for the fan speed Current value rpm Fan speed = Display value x 100 – Not
adjustable
d.40 Heating flow temperature Current value ℃ – – Not
adjustable
d.41 Heating return temperat-
ure
Current value ℃ – – Not
adjustable
d.43 Heating curve 0.2 4 – 0.1 1.2 Adjustable
d.45 Value for the base point
of the heating curve
15 30 – 1 20 Adjustable
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