Table of Contents
Table of Contents
1.1
1.1.1
1.2
For the installer..........................................................................
1.2.1
General .......................................................................
1.2.2
1.2.3
Refrigerant ..................................................................
1.2.4
Brine............................................................................
1.2.5
Water ..........................................................................
1.2.6
Electrical .....................................................................
2.1
2.2
3.1
3.2
Outdoor unit...............................................................................
3.2.1
3.2.2
3.2.3
To remove the accessories from the outdoor unit.......
3.3
Indoor unit .................................................................................
3.3.1
To unpack the indoor unit ...........................................
3.3.2
To remove the accessories from the indoor unit.........
4.1
4.2
Identification ..............................................................................
4.2.1
4.2.2
4.3
4.3.1
4.3.2
4.3.3
unit .............................................................................. 10
5.1
5.2
5.2.1
5.3
5.3.1
5.3.2
the DHW tank.............................................................. 11
5.3.3
5.3.4
5.3.5
5.4
5.4.1
Produced heat............................................................. 13
5.4.2
5.4.3
5.4.4
5.5
5.5.1
5.5.2
5.5.3
5.6
6.1
6.2
6.2.1
6.2.2
6.2.3
6.3
6.3.1
Installer reference guide
2
6.3.2
6.4
6.4.1
6.4.2
pressure ....................................................................... 18
3
6.4.3
3
6.4.4
4
6.4.5
4
6.5
4
6.5.1
4
6.5.2
4
Overview of electrical connections except external
5
actuators ...................................................................... 21
5
6.5.3
Overview of electrical connections for external and
5
internal actuators ......................................................... 21
6
7 Installation
6
7.1
Overview: Installation ................................................................. 21
6
7.2
Opening the units ....................................................................... 22
7.2.1
About opening the units ............................................... 22
7
7.2.2
To open the outdoor unit.............................................. 22
7
7.2.3
To open the indoor unit ................................................ 22
7
7.2.4
To open the switch box cover of the indoor unit .......... 22
7
7.3
Mounting the outdoor unit........................................................... 22
7
7.3.1
About mounting the outdoor unit.................................. 22
7
7.3.2
Precautions when mounting the outdoor unit............... 23
7
7.3.3
To provide the installation structure ............................. 23
7
7.3.4
To install the outdoor unit............................................. 23
7
7.3.5
To provide drainage ..................................................... 23
7.3.6
To prevent the outdoor unit from falling over ............... 24
8
7.4
Mounting the indoor unit............................................................. 24
8
7.4.1
About mounting the indoor unit .................................... 24
8
7.4.2
Precautions when mounting the indoor unit................. 24
8
7.4.3
To install the indoor unit............................................... 24
8
7.5
Connecting the refrigerant piping ............................................... 24
9
7.5.1
About connecting the refrigerant piping ....................... 24
9
7.5.2
Precautions when connecting the refrigerant piping .... 25
9
7.5.3
Guidelines when connecting the refrigerant piping ...... 25
7.5.4
Pipe bending guidelines............................................... 25
7.5.5
To flare the pipe end .................................................... 25
10
7.5.6
To braze the pipe end .................................................. 26
7.5.7
Using the stop valve and service port .......................... 26
7.5.8
To connect the refrigerant piping to the outdoor unit ... 27
7.5.9
To connect the refrigerant piping to the indoor unit ..... 28
7.5.10
To determine if oil traps are required ........................... 28
7.6
Checking the refrigerant piping .................................................. 28
7.6.1
About checking the refrigerant piping .......................... 28
7.6.2
Precautions when checking the refrigerant piping ....... 28
7.6.3
Checking refrigerant piping: Setup............................... 28
7.6.4
To check for leaks........................................................ 28
7.6.5
To perform vacuum drying ........................................... 29
7.7
Charging refrigerant ................................................................... 29
7.7.1
About charging refrigerant ........................................... 29
7.7.2
Precautions when charging refrigerant ........................ 29
7.7.3
To determine the additional refrigerant amount ........... 29
7.7.4
To determine the complete recharge amount .............. 30
7.7.5
To charge refrigerant ................................................... 30
7.7.6
To fix the fluorinated greenhouse gases label ............. 30
7.8
Connecting the water piping....................................................... 30
7.8.1
About connecting the water piping............................... 30
7.8.2
Precautions when connecting the water piping............ 30
7.8.3
To connect the water piping......................................... 30
15
7.8.4
To connect the recirculation piping .............................. 31
7.8.5
To connect the pressure relief valve to the drain ......... 31
7.8.6
To fill the water circuit .................................................. 31
7.8.7
To fill the domestic hot water tank ............................... 32
7.8.8
To insulate the water piping ......................................... 32
7.9
Connecting the electrical wiring.................................................. 32
7.9.1
About connecting the electrical wiring.......................... 32
7.9.2
About electrical compliance ......................................... 32
ERHQ+ERLQ011~016 + EHVZ16S18CB
Daikin Altherma - Low temperature split
4P401677-1 - 2015.02
21