5 Settings and adjustments
The installer carries out the basic settings of the heat pump at installa-
tion. A number of settings and adjustments that you can carry out your-
self are described below.
Before changing the control computer’s settings, first find out
what these changes mean. Make a note of the default setting.
5.1 Setting operating mode
1. Open the menu OPERAT. in the INSTAL-
LATION menu. The asterisk shows the
current selection
2. Mark new mode using + or – button.
3. Press the right button once to confirm
the choice.
4. Press the left button twice.
The following operating modes can be selected:
Operating
mode
Meaning
(OFF)
The installation is fully switched off. This mode is also
used to acknowledge certain alarms.
AUTO The heat pump regulates automatic compressor opera-
tion and auxiliary heater.
COMPRESSOR The control system is controlled so that only the heat
pump unit (compressor) is allowed to operate. In this
operating mode peak heating charging (anti-legionella
function) of the hot water will not run because the auxili-
ary heater is not used.
AUX. HEATER The control system only permits the auxiliary heater to be
in operation.
16 – User manual VUGFB102
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