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8.3.5 Checking the system status
1)
Press
for 5 seconds to access STATUS
operation.
2)
Press
or
, to access the return temperature, actual
domestic hot water temperature, compressor frequency and
the last error message.
Press
to exit STATUS operation.
As soon as STATUS operation is called up, STATUS
appears on the display.
3)
STATUS operation cannot be called up while SETTING is
being displayed.
8.4 Setting the weekday and time
1)
Press
.
2)
Press
/
to set the current weekday.
3)
Confirm your setting by pressing
4)
Repeat steps 2 and 3 to enter the current time.
Notes:
The current weekday and time must be set:
- when the power supply is switched on for the first time
- if it has been more than 12 hours since the power supply
was last interrupted
The current time that is set forms the basis for all timer
functions.
8.5 Pre-configuration
8.5.1 General settings in preconfiguration
1)
Press
and
simultaneously for 5 seconds to access
the pre-configuration programming mode. The SETTING
(programming) and STATUS (system status) displays
appear.
2)
Press
/
to browse through the functions.
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3)
4)
5)
Display Function
.
8.5.2 Time period
In heating & domestic hot water preparation operating mode, if
domestic hot water preparation has priority, time periods must be
set for heating, domestic hot water and flange heater. The time
periods define the compressor runtime ratio for heating and do-
mestic hot water preparation. For domestic hot water prepara-
tion, a minimum period must be set to cover the domestic hot
water requirement.
The heat pump always runs for the set time period.
Heating operation:
When the "Heating operation" time period is active, a domestic
hot water demand is ignored.
The required heat output is provided using the heat pump and, if
necessary, by switching on the integrated pipe heating.
If the domestic hot water set temperature is more than 5 K below
the set temperature, the optional flange heater in the domestic
hot water cylinder is activated.
Setting range for "Heating" time period
Domestic hot water operation:
When the "Domestic hot water preparation" time period is active,
a heating request is ignored until the domestic hot water set tem-
perature + 2 K is
Press
to access settings for the corresponding
function.
Press
/
to activate (YES) or deactivate (NO) the
function or to set the time and weekday.
Confirm your setting by pressing
ON/OFF room temperature controller available (YES/NO)
Setting to determine whether an external room temperature
controller is connected.
Domestic hot water preparation (YES/NO)
Setting to determine whether a domestic hot water cylinder
is connected.
Heating operation takes priority (YES/NO)
Setting to determine whether or not heating takes priority over
domestic hot water preparation.
Heating operation time window
Period of time during which the heat pump runs in heating operation
(30 minutes to 10 hours).
Period of time during which the heat pump runs in domestic hot
water preparation mode (5 minutes to 1 hour 35 minutes).
Switch-on delay for the flange heater
Delay time until the flange heater is switched on if the domestic hot
water temperature is not reached (20 minutes to 1 hour 35 minutes).
Thermal disinfection (YES/NO)
Setting for thermal disinfection which may be required.
Day and time for thermal disinfection to be carried out
Setting indicating the day and time at which thermal disinfection is to
be carried out once per week
Temperature setting for thermal disinfection.
Setting to determine the temperature to be used for thermal
disinfection
(40 to 75 °C).
Duration of thermal disinfection
(5 minutes to 1 hour).
Min 30 minutes
Max. 10 hours
reached.
8.5
.
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