Daikin EBLA09D V3 Series, Installer'S Reference Manual

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Table of contents
Installer reference guide
3
EBLA09~16D + EDLA09~16D
Daikin Altherma 3 M
4P620241-1B – 2022.05
7.3.2 To open the outdoor unit............................................................................................................................... 72
7.3.3 To close the outdoor unit............................................................................................................................... 72
8 Piping installation 73
8.1 Preparing water piping ................................................................................................................................................... 73
8.1.1
Water circuit requirements............................................................................................................................ 73
8.1.2 Formula to calculate the expansion vessel pre-pressure .............................................................................. 76
8.1.3 To check the water volume and flow rate ..................................................................................................... 76
8.1.4 Changing the pre-pressure of the expansion vessel...................................................................................... 79
8.1.5 To check the water volume: Examples .......................................................................................................... 79
8.2 Connecting water piping................................................................................................................................................. 80
8.2.1
About connecting the water piping ............................................................................................................... 80
8.2.2 Precautions when connecting the water piping............................................................................................ 81
8.2.3 To connect the water piping .......................................................................................................................... 81
8.2.4 To protect the water circuit against freezing ................................................................................................ 82
8.2.5 To fill the water circuit ................................................................................................................................... 85
8.2.6 To fill the domestic hot water tank................................................................................................................ 86
8.2.7 To insulate the water piping .......................................................................................................................... 86
9 Electrical installation 87
9.1 About connecting the electrical wiring .......................................................................................................................... 87
9.1.1
Precautions when connecting the electrical wiring....................................................................................... 87
9.1.2 Guidelines when connecting the electrical wiring......................................................................................... 88
9.1.3 About electrical compliance........................................................................................................................... 89
9.1.4 About preferential kWh rate power supply................................................................................................... 89
9.1.5 Overview of electrical connections except external actuators ..................................................................... 90
9.2 Connections to the outdoor unit.................................................................................................................................... 91
9.2.1
To connect the electrical wiring to the outdoor unit .................................................................................... 96
9.2.2 To connect the main power supply................................................................................................................ 97
9.2.3 To connect the backup heater power supply ................................................................................................ 100
9.2.4 External backup heater kit ............................................................................................................................. 101
9.2.5 To connect the user interface ........................................................................................................................ 108
9.2.6 To connect the shut-off valve ........................................................................................................................ 111
9.2.7 To connect the electricity meters .................................................................................................................. 112
9.2.8 To connect the domestic hot water pump .................................................................................................... 113
9.2.9 To connect the alarm output ......................................................................................................................... 113
9.2.10 To connect the space cooling/heating ON/OFF output................................................................................. 114
9.2.11 To connect the changeover to external heat source..................................................................................... 115
9.2.12 To connect the power consumption digital inputs........................................................................................ 116
9.2.13 To connect the safety thermostat (normally closed contact) ....................................................................... 117
9.2.14 To connect a Smart Grid................................................................................................................................. 118
10 Finishing the outdoor unit installation 122
10.1 To check the insulation resistance of the compressor .................................................................................................. 122
11 Configuration 123
11.1 Overview: Configuration................................................................................................................................................. 123
11.1.1
To access the most used commands ............................................................................................................. 124
11.1.2 To connect the PC cable to the switch box.................................................................................................... 126
11.2 Configuration wizard....................................................................................................................................................... 127
11.3 Possible screens .............................................................................................................................................................. 128
11.3.1
Possible screens: Overview ............................................................................................................................ 128
11.3.2 Home screen................................................................................................................................................... 129
11.3.3 Main menu screen.......................................................................................................................................... 131
11.3.4 Menu screen................................................................................................................................................... 132
11.3.5 Setpoint screen............................................................................................................................................... 132
11.3.6 Detailed screen with values ........................................................................................................................... 133
11.4 Preset values and schedules........................................................................................................................................... 134
11.4.1
Using preset values......................................................................................................................................... 134
11.4.2 Using and programming schedules................................................................................................................ 134
11.4.3 Schedule screen: Example.............................................................................................................................. 138
11.4.4 Setting the energy prices................................................................................................................................ 142
11.5 Weather-dependent curve ............................................................................................................................................. 144
11.5.1
What is a weather-dependent curve? ........................................................................................................... 144
11.5.2 2-points curve................................................................................................................................................. 144
11.5.3 Slope-offset curve........................................................................................................................................... 145
11.5.4 Using weather-dependent curves.................................................................................................................. 147
11.6 Settings menu ................................................................................................................................................................. 149
11.6.1
Malfunctioning ............................................................................................................................................... 149
11.6.2 Room............................................................................................................................................................... 149
11.6.3 Main zone ....................................................................................................................................................... 154