Daikin ERGA06EAV3H Installer's Reference Manual page 3
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Also See for ERGA06EAV3H:
- Installer's reference manual (300 pages) ,
- Installer's reference manual (296 pages) ,
- Installer's reference manual (288 pages)
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ERGA04~08EAV3+V3A+V37 + EHSH/X(B)04+08P30+50EF
Daikin Altherma 3 R ECH₂O
4P678716-1 - 2022.01
7.1
Preparing the installation site......................................................................................................................................... 66
7.1.1
Installation site requirements of the outdoor unit........................................................................................ 66
7.1.2
Additional installation site requirements of the outdoor unit in cold climates............................................ 69
7.1.3
Installation site requirements of the indoor unit .......................................................................................... 70
7.1.4
Special requirements for R32 units................................................................................................................ 71
7.1.5
Installation patterns ....................................................................................................................................... 72
7.2
Opening and closing the units ........................................................................................................................................ 75
7.2.1
About opening the units................................................................................................................................. 75
7.2.2
To open the outdoor unit............................................................................................................................... 75
7.2.3
To close the outdoor unit............................................................................................................................... 76
7.2.4
To open the indoor unit ................................................................................................................................. 76
7.2.5
To lower the switch box of the indoor unit and remove the top cover........................................................ 77
7.2.6
To close the indoor unit ................................................................................................................................. 79
7.3
Mounting the outdoor unit............................................................................................................................................. 79
7.3.1
About mounting the outdoor unit ................................................................................................................. 79
7.3.2
Precautions when mounting the outdoor unit .............................................................................................. 79
7.3.3
To provide the installation structure ............................................................................................................. 79
7.3.4
To install the outdoor unit ............................................................................................................................. 82
7.3.5
To provide drainage........................................................................................................................................ 83
7.4
Mounting the indoor unit ............................................................................................................................................... 85
7.4.1
About mounting the indoor unit.................................................................................................................... 85
7.4.2
Precautions when mounting the indoor unit................................................................................................. 85
7.4.3
To install the indoor unit ................................................................................................................................ 85
7.4.4
To connect the drain hose to the drain ......................................................................................................... 86
8.1
Preparing refrigerant piping ........................................................................................................................................... 88
8.1.1
Refrigerant piping requirements.................................................................................................................... 88
8.1.2
Refrigerant piping insulation.......................................................................................................................... 89
8.2
Connecting the refrigerant piping .................................................................................................................................. 89
8.2.1
About connecting the refrigerant piping ....................................................................................................... 89
8.2.2
Precautions when connecting the refrigerant piping.................................................................................... 90
8.2.3
Guidelines when connecting the refrigerant piping...................................................................................... 90
8.2.4
Pipe bending guidelines ................................................................................................................................. 91
8.2.5
To flare the pipe end ...................................................................................................................................... 91
8.2.6
To braze the pipe end..................................................................................................................................... 92
8.2.7
Using the stop valve and service port............................................................................................................ 92
8.2.8
To connect the refrigerant piping to the outdoor unit ................................................................................. 93
8.2.9
To connect the refrigerant piping to the indoor unit .................................................................................... 94
8.3
Checking the refrigerant piping...................................................................................................................................... 94
8.3.1
About checking the refrigerant piping ........................................................................................................... 94
8.3.2
Precautions when checking the refrigerant piping........................................................................................ 95
8.3.3
To check for leaks ........................................................................................................................................... 95
8.3.4
To perform vacuum drying............................................................................................................................. 96
8.4
Charging refrigerant........................................................................................................................................................ 97
8.4.1
About charging refrigerant............................................................................................................................. 97
8.4.2
Precautions when charging refrigerant ......................................................................................................... 98
8.4.3
To fix the fluorinated greenhouse gases label............................................................................................... 98
8.5
Preparing water piping ................................................................................................................................................... 98
8.5.1
Water circuit requirements............................................................................................................................ 98
8.5.2
To check the water volume and flow rate ..................................................................................................... 101
8.6
Connecting water piping................................................................................................................................................. 102
8.6.1
About connecting the water piping ............................................................................................................... 102
8.6.2
Precautions when connecting the water piping............................................................................................ 103
8.6.3
To connect the water piping .......................................................................................................................... 103
8.6.4
To connect a pressure vessel ......................................................................................................................... 106
8.6.5
To fill the heating system ............................................................................................................................... 106
8.6.6
To fill the heat exchanger inside the storage tank ........................................................................................ 108
8.6.7
To fill the storage tank.................................................................................................................................... 108
8.6.8
To insulate the water piping .......................................................................................................................... 109
9.1
About connecting the electrical wiring .......................................................................................................................... 111
9.1.1
Precautions when connecting the electrical wiring....................................................................................... 111
9.1.2
Guidelines when connecting the electrical wiring......................................................................................... 112
9.1.3
About electrical compliance........................................................................................................................... 113
9.1.4
About preferential kWh rate power supply................................................................................................... 113
9.1.5
Overview of electrical connections except external actuators ..................................................................... 114
9.2
Connections to the outdoor unit.................................................................................................................................... 115
9.2.1
Specifications of standard wiring components.............................................................................................. 115
Table of contents
88
111
Installer reference guide
3
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