Daikin EBLQ-C2V3, Installer'S Reference Manual

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Table of contents
Installer reference guide
2
07C2V3
Daikin Altherma monobloc compact outdoor unit
4P598847-1 – 2019.10
Table of contents
1 General safety precautions 2
1.1 About the documentation .......................................................... 2
1.1.1 Meaning of warnings and symbols.............................. 2
1.2 For the installer.......................................................................... 3
1.2.1 General ....................................................................... 3
1.2.2 Installation site ............................................................ 3
1.2.3 Refrigerant .................................................................. 3
1.2.4 Brine............................................................................ 4
1.2.5 Water .......................................................................... 4
1.2.6 Electrical ..................................................................... 5
2 About the documentation 5
2.1 About this document.................................................................. 5
2.2 Installer reference guide at a glance ......................................... 6
3 About the box 6
3.1 Overview: About the box ........................................................... 6
3.2 Outdoor unit............................................................................... 6
3.2.1 To unpack the outdoor unit ......................................... 6
3.2.2 To remove the accessories from the outdoor unit....... 6
4 About the units and options 7
4.1 Overview: About the units and options ...................................... 7
4.2 Identification .............................................................................. 7
4.2.1 Identification label: Outdoor unit ................................. 7
4.3 Combining units and options ..................................................... 7
4.3.1 Possible options for the outdoor unit........................... 7
5 Preparation 7
5.1 Overview: Preparation ............................................................... 7
5.2 Preparing the installation site .................................................... 7
5.2.1 Installation site requirements of the outdoor unit ........ 7
5.2.2 Additional installation site requirements of the
outdoor unit in cold climates .......................................
8
5.3 Preparing water piping .............................................................. 9
5.3.1 Water circuit requirements .......................................... 9
5.3.2 Formula to calculate the expansion vessel pre-
pressure ......................................................................
9
5.3.3 To check the water volume and flow rate ................... 9
5.3.4 Changing the pre-pressure of the expansion vessel... 10
5.3.5 To check the water volume: Examples ....................... 10
5.4 Preparing electrical wiring ......................................................... 11
5.4.1 About preparing electrical wiring................................. 11
5.4.2 About preferential kWh rate power supply .................. 11
5.4.3 Overview of electrical connections except external
actuators ..................................................................... 11
5.4.4 Overview of electrical connections for external and
internal actuators ........................................................ 12
6 Installation 12
6.1 Overview: Installation ................................................................ 12
6.2 Opening the units ...................................................................... 12
6.2.1 About opening the units .............................................. 12
6.2.2 To open the outdoor unit............................................. 12
6.2.3 To open the switch box cover of the outdoor unit ....... 12
6.3 Mounting the outdoor unit.......................................................... 12
6.3.1 About mounting the outdoor unit................................. 12
6.3.2 Precautions when mounting the outdoor unit.............. 13
6.3.3 To provide the installation structure ............................ 13
6.3.4 To install the outdoor unit............................................ 14
6.3.5 To provide drainage .................................................... 14
6.3.6 To prevent the outdoor unit from falling over .............. 15
6.4 Connecting water piping ............................................................ 15
6.4.1 About connecting the water piping.............................. 15
6.4.2 Precautions when connecting the water piping........... 15
6.4.3 To connect the water piping........................................ 15
6.4.4 To insulate the water piping ........................................ 16
6.5 Connecting the electrical wiring.................................................. 16
6.5.1 About connecting the electrical wiring.......................... 16
6.5.2 Precautions when connecting the electrical wiring ...... 16
6.5.3 Guidelines when connecting the electrical wiring ........ 16
6.5.4 To connect the electrical wiring on the outdoor unit..... 16
6.5.5 To connect the main power supply .............................. 17
6.5.6 To connect the remote outdoor sensor ........................ 18
6.5.7 To connect the shut-off valve....................................... 18
6.6 Finishing the outdoor unit installation ......................................... 18
6.6.1 To close the outdoor unit ............................................. 18
7 Commissioning 18
7.1 Overview: Commissioning .......................................................... 18
7.2 Precautions when commissioning .............................................. 18
7.3 Checklist before commissioning ................................................. 19
8 Hand-over to the user 19
9 Maintenance and service 19
9.1 Overview: Maintenance and service .......................................... 19
9.2 Maintenance safety precautions................................................. 19
9.2.1 Opening the outdoor unit ............................................. 19
9.3 Checklist for yearly maintenance of the outdoor unit ................. 19
10 Troubleshooting 20
10.1 Overview: Troubleshooting......................................................... 20
11 Disposal 20
11.1 Overview: Disposal..................................................................... 20
11.2 To pump down............................................................................ 20
11.3 To start and stop forced cooling ................................................. 21
12 Technical data 22
12.1 Piping diagram: Outdoor unit...................................................... 22
12.2 Wiring diagram: Outdoor unit ..................................................... 23
12.3 ESP curve: Outdoor unit............................................................. 24
13 Glossary 25
1 General safety precautions
1.1 About the documentation
▪ The original documentation is written in English. All other
languages are translations.
▪ The precautions described in this document cover very important
topics, follow them carefully.
▪ The installation of the system, and all activities described in the
installation manual and in the installer reference guide MUST be
performed by an authorised installer.
1.1.1 Meaning of warnings and symbols
DANGER
Indicates a situation that results in death or serious injury.
DANGER: RISK OF ELECTROCUTION
Indicates a situation that could result in electrocution.
DANGER: RISK OF BURNING
Indicates a situation that could result in burning because of
extreme hot or cold temperatures.
DANGER: RISK OF EXPLOSION
Indicates a situation that could result in explosion.