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CONTENTS
Contents ...................................................................................................................................................................... 1
1 USER INSTRUCTIONS ........................................................................................................................................ 3
1.1 Intended Use ................................................................................................................................................................. 3
1.2 Compliances ................................................................................................................................................................. 3
1.3 Basic Operation ............................................................................................................................................................. 3
1.4 Product Data ................................................................................................................................................................. 4
1.4.1 Starting Current ..................................................................................................................................... 6
1.5 Construction .................................................................................................................................................................. 7
1.6 Supplied Components ................................................................................................................................................... 7
1.7 Storage / Transport ....................................................................................................................................................... 8
2 USER INTERFACE .............................................................................................................................................. 9
2.1 Home Screen Icons ....................................................................................................................................................... 9
3 AIR SOURCE HEAT PUMP INSTALLATION ................................................................................................... 28
3.1 General ....................................................................................................................................................................... 28
3.2 Access ......................................................................................................................................................................... 30
3.3 Unpacking ................................................................................................................................................................... 31
3.4 Heating Circuit Connection .......................................................................................................................................... 31
3.4.1 Heating Medium .................................................................................................................................. 31
3.4.2 Heating Connections to the Heat Pump ............................................................................................. 31
3.4.3 Heating Circuit and Integrated Circulator............................................................................................ 31
3.4.4 Bypass / Open Zones ......................................................................................................................... 31
3.4.5 Freeze Protection ................................................................................................................................ 32
3.4.6 Heating Circuit Line Components ....................................................................................................... 32
3.5 Defrosting .................................................................................................................................................................... 34
3.6 Air Vent ....................................................................................................................................................................... 34
3.7 Buffer tank ................................................................................................................................................................... 34
3.8 Bypass Valve............................................................................................................................................................... 34
3.9 3-Port Motorised Valve ................................................................................................................................................ 34
3.10 Electrical Installation .................................................................................................................................................... 35
3.10.1 Incoming Supply ................................................................................................................................. 35
3.10.2 Digital Inputs ....................................................................................................................................... 36
3.10.3 Digital Outputs .................................................................................................................................... 37
3.10.4 Temperature Sensors ......................................................................................................................... 38
3.10.5 User Interface (Controller) .................................................................................................................. 39
3.11 Parameter List ............................................................................................................................................................. 40
3.12 Commissioning ............................................................................................................................................................ 44
3.12.1 Recorded Details ................................................................................................................................ 44
3.12.2 Testing Flow Rate ............................................................................................................................... 44
3.12.3 Weather Compensation Mode ............................................................................................................ 44
3.12.4 DHW Cylinder Heat Up Test ............................................................................................................... 45
3.12.5 Sign Off ............................................................................................................................................... 45
3.13 System Hand Over ...................................................................................................................................................... 46
3.14 Servicing ..................................................................................................................................................................... 46
3.14.1 Servicing Schedule ............................................................................................................................. 46
3.15 Alarms and Troubleshooting ....................................................................................................................................... 47
3.16 Alarms ......................................................................................................................................................................... 47
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