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INDEX
1. Responsibility and recommendations................3
2. Specifications.................................................................8
3. Installation.......................................................................9
3.1 Notice for safetyinstallation
3.2 Positioning and securing
3.3 Main components
3.4 Pressures and quantity available at heat pumpoutlet
3.5 Water circuit connection
3.6 Electrical connections
3.7 Remote controller
4. Remote controller........................................................26
4.1 Buttons
4.2 Displaypanel
5. Operation and functions
of the Remote controller..........................................28
5.1 System ON/OFF
5.2 Setting the day and time
5.3 Selecting the operatingmode
5.4 Domestic Hot Waterproduction
5.5 Setting the time bands forHeating/Cooling
5.6 Setting the time bands for DHW, Low tariff and Nightmode
5.7 Procedure for accessing the Parameter settingmenu
6. Electrical connections...............................................49
6.1 PCB(Terminal)
6.2 PCB(Terminal)Input/Output
6.3 Parameters Input/Output
7. Unit Management........................................................53
7.1 Operating modes
7.1.1 Select mode from userinterface
7.1.2 Select mode by remote contact
7.2 Water temperature setpoint
7.2.1 Fixed set point
7.2.2 Climatic curve
7.2.2.1 Heating Climaticcurves
7.2.2.2 Cooling Climaticcurves
7.2.3 AdditionalOutdoorairtemperatureprobe for Climatic
curves
7.2.4 Buffer tank temperatureprobe
7.2.5 HP unit control
7.2.5.1 HP unit controlled based on Outgoing water temperature
7.2.5.2 HP unit controlled based on Outgoing water temperature
and Room air temperature
7.2.5.3 HP unit controlled based on Buffer tanktemperature
7.2.5.4 HP unit controlled based on Buffer tanktemperature
and Room air temperature
7.2.5.5 HP unit controlled based on DHW tanktemperature
7.3 Water pumpmanagement
7.3.1 Main water pump
7.3.1.1 Continuous operation “Always ON”
7.3.1.2 Sniffing operation “Sniffing cycle”
7.3.1.3 Unlock pump function
7.3.1.4 Pump output adjustmentfunction
7.4 Frost protection
7.4.1 Frost protection based on Room airtemperature
7.4.2 Frost protection based on Outdoor airtemperature
7.4.3 Frost protection based on Outgoing watertemperature
7.4.4 DHW tank frostprotection
7.4.5 Secondary system circuit frost protection
7.5 Input/Output contact
7.5.1 Heating/Cooling mode remotecontact
7.5.2 ON/OFF DHW production remotecontact
7.5.3 ON/OFF remote contact
7.5.4 EHS Alarm
7.5.5 Flow switch
7.5.6 Dual set point control
7.5.7 Additional water pump
7.5.7.1 Additional water pump1
7.5.7.2 Additional water pump2
7.5.8 Heating/Cooling modeoutput
7.5.9 Configurable contact (Alarm)
7.5.9.1 Alarm
7.5.9.2 Ambient temperature reached
7.5.10 Night mode
7.5.11 Low tariff
7.5.12 Dehumidifier management
7.5.13 Space Heating management
8. Domestic Hot Water Production.......................... 98
8.1 DHW 3way valve management
8.1.1 Max time for DHW request
8.1.2 DHW 3way valve change over time
8.2 DHW productionmode
8.2.1 Heat pumponly
8.2.2 DHW Electric heateronly
8.2.3 Heat pump + DHW heater
8.2.4 Legionella preventionfunction
8.3 Backup heater
8.3.1 Backup heater in Replacementmode
8.3.2 Backup heater in Supplementary mode
8.3.3 Freeze protectionfunction
8.4 EHS (External heat source)
8.4.1 EHS in Replacementmode
8.4.2 EHS in Supplementary mode
9. Parameter List............................................................. 124
9.1 Access limitation
9.2 Parameter table
10. Installation check and Test operation............ 138
10.1 Installation check
10.2 Test operation
11.Service and Maintenance.................................... 140
11.1 1 Error code display
11.2 2 Error historydisplay
11.3 3 Method of reset error codedisplay
11.4 List of Error codes
11.5 Check and troubleshooting
11.6 6 Monitor display function
11.7 7 Maintenance
