Table of contents
Table of contents
1 About the documentation
1.1
About this document..................................................................
2 Specific installer safety instructions
3 About the box
3.1
Indoor unit .................................................................................
3.1.1
To remove the accessories from the indoor unit.........
4 About the unit
4.1
System layout............................................................................
4.2
Operation range ........................................................................
5 Unit installation
5.1
Preparing the installation site ....................................................
5.1.1
Installation site requirements of the indoor unit ..........
5.1.2
Additional installation site requirements of the
outdoor unit in cold climates .......................................
5.2
Opening the indoor unit .............................................................
5.2.1
To remove the front panel...........................................
5.2.2
To re-install the front panel .........................................
5.2.3
To remove the front grille ............................................
5.2.4
To re-install the front grille ..........................................
5.2.5
To remove the electrical wiring box cover...................
5.2.6
To open the service cover...........................................
5.3
Mounting the indoor unit............................................................
5.3.1
To install the mounting plate .......................................
5.3.2
To drill a wall hole .......................................................
5.3.3
To remove the pipe port cover ....................................
5.3.4
To provide drainage ....................................................
6 Piping installation
6.1
Preparing refrigerant piping....................................................... 10
6.1.1
Refrigerant piping requirements.................................. 10
6.1.2
Refrigerant piping insulation ....................................... 10
6.2
Connecting the refrigerant piping .............................................. 11
6.2.1
Guidelines when connecting the refrigerant piping ..... 11
6.2.2
To connect the refrigerant piping to the indoor unit .... 11
6.3
Checking the refrigerant piping ................................................. 11
6.3.1
To check for leaks....................................................... 11
6.3.2
To perform vacuum drying .......................................... 11
7 Electrical installation
7.1
Specifications of standard wiring components .......................... 12
7.2
To connect the electrical wiring to the indoor unit ..................... 12
8 Finishing the indoor unit installation
8.1
To insulate the drain piping, refrigerant piping and
interconnection cable ................................................................ 13
8.2
To pass the pipes through the wall hole.................................... 13
8.3
To fix the unit on the mounting plate ......................................... 13
9 Configuration
9.1
To set a different channel of the indoor unit infrared signal
receiver...................................................................................... 13
10 Commissioning
10.1
Checklist before commissioning................................................ 14
10.2
To perform a test run................................................................. 14
10.2.1
To perform a test run in winter season ....................... 14
11 Disposal
12 Technical data
12.1
Wiring diagram .......................................................................... 16
12.1.1
Unified wiring diagram legend..................................... 16
Installation manual
4
1
About the documentation
1.1
About this document
4
4
INFORMATION
4
Make sure that the user has the printed documentation and
ask him/her to keep it for future reference.
6
Target audience
6
6
Authorised installers
6
INFORMATION
6
This appliance is intended to be used by expert or trained
7
users in shops, in light industry, and on farms, or for
commercial and household use by lay persons.
7
7
Documentation set
7
This document is part of a documentation set. The complete set
consists of:
7
7
▪ General safety precautions:
7
▪ Safety instructions that you MUST read before installing
7
▪ Format: Paper (in the box of the indoor unit)
7
8
▪ Indoor unit installation manual:
8
▪ Installation instructions
8
▪ Format: Paper (in the box of the indoor unit)
8
8
▪ Installer reference guide:
8
▪ Preparation of the installation, good practices, reference data,...
9
9
▪ Format: Digital files on https://www.daikin.eu. Use the search
function
to find your model.
10
Latest revisions of the supplied documentation may be available on
the regional Daikin website or via your dealer.
The original instructions are written in English. All other languages
are translations of the original instructions.
Technical engineering data
▪ A subset of the latest technical data is available on the regional
Daikin website (publicly accessible).
▪ The full set of latest technical data is available on the Daikin
Business Portal (authentication required).
11
2
Specific installer safety
13
instructions
Always observe the following safety instructions and regulations.
Unit installation (see
13
WARNING
Installation shall be done by an installer, the choice of
materials and installation shall comply with the applicable
legislation. In Europe, EN378 is the applicable standard.
14
Installation site (see
CAUTION
▪ Check if the installation location can support the unit's
15
weight. Poor installation is hazardous. It can also cause
16
vibrations or unusual operating noise.
▪ Provide sufficient service space.
▪ Do NOT install the unit so that it is in contact with a
ceiling or a wall, as this may cause vibrations.
installation" [ 4 7])
"5 Unit
"5.1 Preparing the installation
FTXP20~35N5V1B9 + ATXP20~35N5V1B9
Daikin room air conditioner
3P748643-1 – 2023.07
site" [ 4 7])