Settings
6 720 643 409 (2010/03)
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15 Settings
15.1 Room temperature
Press the button in the standard display to open the
main menu. Select Room temperature to adjust the
heating.
The following options are available under Room
temperature:
• General
• Circuit 1 Heating
• Circuit 2, 3...
> General
>> Summer/winter operation
>>> Winter operation
If On is selected, the heat pump is constantly in winter
operation and heat and hot water are always produced.
Off signifies constant summer operation; only hot water
is produced. Automatic signifies change-over at the set
outdoor temperature.
>>> Outdoor temperature limit for change over
The menu is displayed only if Automatic has been
selected in Winter operation.
>>> Delay before change over to winter operation
>>> Delay before change over to summer operation
>>> Direct start limit for winter operation
>> Maximum operating time for heating at hot water
demand
The menu is not displayed if Block heating during hot
water demand be set to Yes (Æ Chapter 15.2).
>> Shut down protection during change over from hot
water to heating
B Set how long it should take before a heating demand
may be deactivated after hot water production. This
ensures that the hot water amount that goes out into
the heating circuit after production of hot water does
not become a reason for incorrect deactivation of a
heating demand.
Factory setting Automatic
Alternative On/Automatic/Off
Tab. 37 Summer/winter operation
Factory setting 18 °C
Lowest value 5 °C
Highest value 35 °C
Tab. 38 Change over temperature
Factory setting 4h
Lowest value 1h
Highest value 48h
Tab. 39 Delay before change over to winter operation
Factory setting 4h
Lowest value 1h
Highest value 48h
Tab. 40 Delay before change over to summer operation
Factory setting 13 °C
Lowest value 5 °C
Highest value 17 °C
Tab. 41 Direct start limit
In the event of change over between winter
and summer operation and vice versa, there
is a certain delay to prevent constant
starting and stopping of the compressor
when the outdoor temperature oscillates
around the temperature limit.
Below the direct start limit, the control unit
changes over to winter operation without
delay.
F value 20min
Lowest value 0min
Highest value 120min
Tab. 42 Operating time heating
F value 300s
Lowest value 0s
Highest value 600s
Tab. 43 Shut down protection during change over to hot
water
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