Daikin ATXP20N5V1B, Installation Manual

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Table of contents
Installation manual
4
FTXP20~3 ATXP20~35N5V1B
Daikin room air conditioner
3P650253-9H – 2022.10
Table of contents
1 About the documentation 4
1.1 About this document.................................................................. 4
2 Specific installer safety instructions 4
3 About the box 6
3.1 Indoor unit ................................................................................. 6
3.1.1 To remove the accessories from the indoor unit......... 6
4 About the unit 6
4.1 System layout ............................................................................ 6
4.2 Operation range ........................................................................ 7
5 Unit installation 7
5.1 Preparing the installation site .................................................... 7
5.1.1 Installation site requirements of the indoor unit .......... 7
5.1.2 Additional installation site requirements of the
outdoor unit in cold climates .......................................
7
5.2 Opening the indoor unit ............................................................. 7
5.2.1 To remove the front panel........................................... 7
5.2.2 To re-install the front panel ......................................... 8
5.2.3 To remove the front grille ............................................ 8
5.2.4 To re-install the front grille .......................................... 8
5.2.5 To remove the electrical wiring box cover................... 8
5.2.6 To open the service cover........................................... 8
5.3 Mounting the indoor unit............................................................ 8
5.3.1 To install the mounting plate ....................................... 8
5.3.2 To drill a wall hole ....................................................... 9
5.3.3 To remove the pipe port cover .................................... 9
5.3.4 To provide drainage .................................................... 9
6 Piping installation 10
6.1 Preparing refrigerant piping ....................................................... 10
6.1.1 Refrigerant piping requirements.................................. 10
6.1.2 Refrigerant piping insulation ....................................... 11
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 12
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 13
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 13
9.1 To set a different channel of the indoor unit infrared signal
receiver......................................................................................
13
10 Commissioning 14
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 15
12 Technical data 16
12.1 Wiring diagram .......................................................................... 16
12.1.1 Unified wiring diagram legend..................................... 16
1 About the documentation
1.1 About this document
INFORMATION
Make sure that the user has the printed documentation and
ask him/her to keep it for future reference.
Target audience
Authorised installers
INFORMATION
This appliance is intended to be used by expert or trained
users in shops, in light industry, and on farms, or for
commercial and household use by lay persons.
Documentation set
This document is part of a documentation set. The complete set
consists of:
▪ General safety precautions:
▪ Safety instructions that you MUST read before installing
▪ Format: Paper (in the box of the indoor unit)
▪ Indoor unit installation manual:
▪ Installation instructions
▪ Format: Paper (in the box of the indoor unit)
▪ Installer reference guide:
▪ Preparation of the installation, good practices, reference data,…
▪ Format: Digital files on https://www.daikin.eu . Use the search
function to find your model.
Latest revisions of the supplied documentation may be available on
the regional Daikin website or via your dealer.
The original documentation is written in English. All other languages
are translations.
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).
2 Specific installer safety
instructions
Always observe the following safety instructions and regulations.
WARNING: FLAMMABLE MATERIAL
The refrigerant inside this unit is mildly flammable.
Unit installation (see "5 Unit installation" [
4
7])
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.