67
geoTHERM exclusive VWS 0020051614_00 installation instructions
Display shown
Description
Factory setting
Installation assistant
A3
Auxiliary heater
integration of the
Auxiliary heater
DHW+CH
Out T. aux htr on
-5 °C
>Settable values
Auxiliary heating
: Determines whether, and where,
the auxiliary heating is hydraulically connected:
-
internal (electric auxiliary heating in the heat
pump)
-
WW + HK: external auxiliary heating available for
hot water and the heating circuit
-
no auxiliary heating (no frost protection during
emergency operation)
-
DHW: external auxiliary heating available only for
hot water
The controller will only activate the auxiliary heating
if it is enabled in Menu C7 "Auxiliary heating" and
the following condition is satisfied:
Out T. aux htr on
: The auxiliary heating is only ena-
bled for post-heating in the heating mode if the out-
side temperature is below this value.
intern
-5°C
Installation assistant
A4
Geothermal settings
freeze protect Temp.
-10 °C
>Settable values
VWS only:
Freeze protect temp.
: Minimum permissible heat
source outlet temperature.
If the temperature falls below this value, error mes-
sage 21/22 or 61/62 appears and the compressor
switches off.
-10 °C
Tool
A5
Component Test 1
<HK2-P>
On
<ZP>
Off
<ZH>
Off
<SK2-P>
Off
You can check the heat pump actuators with the
component test. This intervention lasts for a maxi-
mum of 20 minutes and ignores current controller
inputs during this time. Afterwards, the heat pump
reverts to its previous operating condition.
Note:
If the compressor is activated, the CH pump
and the brine pump or well pump will also be turned
on automatically.
UV1 = DHW: Changeover valve in "DHW loading" po-
sition.
UV1 = HK: Changeover valve in "CH mode" position.
Off
Table 8.4 Parameters that can be set in the Code level (cont.)
Controller 8
Summary of Contents for geoTHERM exclusive
Page 91: ......
Page 92: ...0020051614_00 GB 102008...
