Table of contents
Installer reference guide
3
EGSAH/X06+10UDA9W
Daikin Altherma 3 GEO
4P598592-1A – 2019.12
6.3 Mounting the indoor unit ............................................................................................................................................... 60
6.3.1 About mounting the indoor unit.................................................................................................................... 60
6.3.2 Precautions when mounting the indoor unit................................................................................................. 61
6.3.3 To install the indoor unit ................................................................................................................................ 61
6.3.4 To connect the drain hose to the drain ......................................................................................................... 62
7 Piping installation 63
7.1 Preparing piping.............................................................................................................................................................. 63
7.1.1 Circuit requirements....................................................................................................................................... 63
7.1.2 Formula to calculate the expansion vessel pre-pressure.............................................................................. 67
7.1.3 To check the water volume and flow rate of the space heating circuit and brine circuit ............................ 67
7.1.4 Changing the pre-pressure of the expansion vessel...................................................................................... 68
7.2 Connecting the brine piping ........................................................................................................................................... 68
7.2.1 About connecting the brine piping ................................................................................................................ 68
7.2.2 Precautions when connecting the brine piping............................................................................................. 69
7.2.3 To connect the brine piping ........................................................................................................................... 69
7.2.4 To connect the brine level vessel................................................................................................................... 69
7.2.5 To connect the brine filling kit ....................................................................................................................... 70
7.2.6 To fill the brine circuit .................................................................................................................................... 70
7.2.7 To insulate the brine piping ........................................................................................................................... 71
7.3 Connecting water piping................................................................................................................................................. 71
7.3.1 About connecting the water piping ............................................................................................................... 71
7.3.2 Precautions when connecting the water piping............................................................................................ 72
7.3.3 To connect the water piping .......................................................................................................................... 72
7.3.4 To connect the water piping for domestic hot water.................................................................................... 73
7.3.5 To connect the recirculation piping ............................................................................................................... 76
7.3.6 To fill the space heating circuit ...................................................................................................................... 76
7.3.7 To fill the domestic hot water tank................................................................................................................ 77
7.3.8 To check for water leaks................................................................................................................................. 77
7.3.9 To insulate the water piping .......................................................................................................................... 77
8 Electrical installation 78
8.1 About connecting the electrical wiring .......................................................................................................................... 78
8.1.1 Precautions when connecting the electrical wiring....................................................................................... 78
8.1.2 Guidelines when connecting the electrical wiring......................................................................................... 79
8.1.3 About electrical compliance........................................................................................................................... 79
8.2 Overview of electrical connections for external and internal actuators ....................................................................... 80
8.2.1 To connect the main power supply................................................................................................................ 82
8.2.2 To connect the remote outdoor sensor......................................................................................................... 88
8.2.3 To connect the shut-off valve (Heating/Cooling) .......................................................................................... 89
8.2.4 To connect the electricity meters .................................................................................................................. 90
8.2.5 To connect the domestic hot water pump .................................................................................................... 90
8.2.6 To connect the alarm output ......................................................................................................................... 91
8.2.7 To connect the space cooling/heating ON/OFF output................................................................................. 93
8.2.8 To connect the changeover to external heat source..................................................................................... 94
8.2.9 To connect the power consumption digital inputs........................................................................................ 95
8.2.10 To connect the safety thermostat (normally closed contact) ....................................................................... 96
8.2.11 To connect the brine low pressure switch..................................................................................................... 97
8.2.12 To connect the thermostat for passive cooling ............................................................................................. 99
9 LAN adapter 100
9.1 About the LAN adapter ................................................................................................................................................... 100
9.1.1 System layout ................................................................................................................................................. 101
9.1.2 System requirements ..................................................................................................................................... 102
9.1.3 On-site installation requirements .................................................................................................................. 103
9.2 Connecting the electrical wiring..................................................................................................................................... 104
9.2.1 Overview of electrical connections................................................................................................................ 104
9.2.2 Router ............................................................................................................................................................. 106
9.2.3 Electricity meter ............................................................................................................................................. 107
9.2.4 Solar inverter/energy management system .................................................................................................. 109
9.3 Starting up the system.................................................................................................................................................... 112
9.4 Configuration – LAN adapter .......................................................................................................................................... 112
9.4.1 Overview: Configuration ................................................................................................................................ 112
9.4.2 Configuring the adapter for app control........................................................................................................ 113
9.4.3 Configuring the adapter for the Smart Grid application ............................................................................... 113
9.4.4 Updating software.......................................................................................................................................... 113
9.4.5 Configuration web interface .......................................................................................................................... 114
9.4.6 System information ........................................................................................................................................ 115
9.4.7 Factory reset................................................................................................................................................... 116
9.4.8 Network settings ............................................................................................................................................ 118
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