11
Heat Pump Operating Parameters
The heat pump operation is governed by 22 input parameters. Some of the operating parameters
may be adjusted by the user if required. The remainder of the parameters are set by the qualified
installer and should not be changed. The function and range of all the parameters are explained
in the following table:
Param-
eter
Description Range Default Remark
0 Target water temperature* 25 ~ 75°C 55°C Adjustable
1
Set temperature difference
- Difference between actual
measured water temperature at
the position of the heat pump
temperature probe and set/
required water temperature. (The
smaller the difference, the more
frequently the heat pump restarts)
2 ~ 5°C 5°C Adjustable
2 Defrosting interval 30 ~ 90 min 40 min Do not change
3
Temperature at which defrosting
operation starts
-30 ~ 0°C -7°C Do not change
4
Temperature at which defrosting
operation stops
2 ~ 30°C 13°C Do not change
5 Duration of defrosting operation 2 ~ 12 min 8 min Do not change
6
Target water temperature for
disinfecting cycle
60 ~ 90°C 60°C Adjustable
7 Duration of disinfecting cycle 10 ~ 120 min 30 min Do not change
8
Micro circulation function
(Off = 0; On = 1)
0 / 1 0 Adjustable
9 Micro circulation cycle interval 2 ~ 60 min 2 min Adjustable
10 Installer function 1 ~ 10 min 3 min Do not change
11 Installer function 70 ~ 100°C 90°C Do not change
12 Installer function 5 ~ 30°C 20 °C Do not change
13
Compressor discharge protection
temperature
90 ~ 125°C 115°C/b5 Do not change
14
Temperature for exiting the
compressor discharge protection
5 ~ 30°C 30°C Do not change
6
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