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7. HYDRO UNIT INSTALLATION MANUAL
Engineering Data Book
Function code settings
Function code setting
Function code
setting address
Default Range Unit Unit Note
Hydro
unit
Remote
controller
1. Setting
temperature range
01. Upper-limit temperature for
heating Zone 1
1A 55 37 to 55 °C 1
02. Lower-limit temperature for
heating Zone 1
1B 20 20 to 37 °C 1
03. Upper-limit temperature for
heating Zone 2
1C 55 37 to 55 °C 1
04. Lower-limit temperature for
heating Zone 2
1D 20 20 to 37 °C 1
05. Upper-limit temperature for
cooling
18 25 18 to 30 °C 1
06. Lower-limit temperature for
cooling
19 10 10 to 18 °C 1
07. Upper-limit temperature for
hot water
1E 75 60 to 80 °C 1
08. Lower-limit temperature for
hot water
1F 40 40 to 60 °C 1
2. Hot water
operation
01. Heat pump start temperature 20 38 20 to 45 °C 1
02. Heat pump stop temperature 21 45 40 to 50 °C 1
3. Hot water
temperature
compensation
01. Temperature compensation
start outside air temperature
24 0 -20 to 10 °C 1
02. Compensation temperature 25 3 0 to 15 Degree 1
4. Hot Water Boost
01. Operation time x 10 min 08 6 3 to 18 Minute 1 (x10)
02. Setting temperature 09 75 40 to 80 °C 1
5. Anti -bacteria
01. Setting temperature 0A 75 70 to 80 °C 1
02. Operation cycle 0D 7 1 to 10 Day 1
03. Start time 0C 22 0 to 23 Hour 1
04. Operation time 0B 30 0 to 60 Minute 1
6. Priority mode
01. Hot water and heating
switching temperature
22 0 -20 to 20 °C 1
02. Boiler and heat pump
switching temperature
23 -10 -20 to 20 °C 1
7. Heating Auto
setting
01. Outside temperature T1 29 -10 -15 to 0 °C 1
02. Outside temperature T3 2B 10 0 to 15 °C 1
03. Setting
temperature A at
-20°C
When A
≥ B ≥ C
≥ D ≥ E
2C 40 20 to 55 °C 1
04. Setting
temperature B at T1°C
2D 35 20 to 55 °C 1
05. Setting
temperature C at T2°C
2E 30 20 to 55 °C 1
06. Setting
temperature D at T3°C
2F 25 20 to 55 °C 1
07. Setting
temperature E at
+20°C
30 20 20 to 55 °C 1
08. Ratio of Zone 2 in Zone 1
Auto mode
31 80 0 to 100 % 10
09. Temperature shift of entire
AUTO curve
27 0 -5 to 5 Degree 1
35-EN
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