Vaillant geoTHERM Installation Instructions

Adapting the appliance to the heating system
90 Installation instructions geoTHERM 0020051574_04
9
Display shown Description Factory setting
Installation Assistant
A3
Auxiliary heater
Integration of the
Auxiliary heater intern
Out T. aux htr on 0 °C
Cylinder type Coil
>Select
The controller will only activate the auxiliary heating
if it is enabled in Menu C7 “Auxiliary heater” and the
following condition is satisfied:
Out T. aux htr on (Bivalence point): Auxiliary heater
for reheating is only enabled in heating mode
and during parallel operation below this outside
temperature.
Cylinder type: Setting type of cylinder for the domes-
tic hot water cylinder.
Coil: Pipe coil cylinder, e.g. VIH RW 300.
Layered: Layered cylinder, e.g. VPS /2.
0 °C
Installation Assistent
A4
Geothermal settings
Freeze protect temp. -10 °C
>Select
Freeze protect temp. (VWS only): Minimum permis
-
sible brine outlet temperature. If the tempera-
ture falls below this value, error message 21/22
or 61/62 appears and the compressor switches
off.
Freeze protect temp. (VWW only): Protection
against frost = 4 °C.
-10 °C
Tool
A5
Component Test 1
<HK2-P> On
<CP> OFF
<ZH> OFF
<SK2-P> OFF
>Select
¯
CH pump On
Compressor On
Brine pump On
Soft start On
<UV1> HK
Brine mixer Open
Cooling Valve Open
b
Caution:
Risk of damage due to improper
operation.
The electronics of the high-efficiency
pump and the compressor may be
damaged by overfrequent starts.
> Start the pumps and the compres-
sor a maximum of three in any one
hour.
The component test can be used to test the actuators
of the heat pump. This intervention lasts for a maxi-
mum of 20 minutes and ignores current controller
inputs during this time. The heat pump then returns
to the previous operating state.
i
When the compressor is switched on, the
heating circuit pump and brine pump are
also automatically connected.
UV1 = Heating/cylinder charging diverter valve in
position
DHW = "Hot water preparation"
CH = "Heating mode"
OFF
9.9 Menu A: Calling up Installation Assistent

Vaillant geoTHERM Specifications

General

Brand	Vaillant
Model	geoTHERM
Category	Heat Pump
Language	English