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Table of contents
Installation manual
5
(A)(F)TXP20~3 FTXF20~3 FTXF20~25B5V1B
Daikin room air conditioner
3P519299-1H – 2019.09
Table of contents
About this document..................................................................
Indoor unit .................................................................................
To remove the accessories from the indoor unit.........
System layout ............................................................................
Operation range ........................................................................
Preparing the installation site ....................................................
Installation site requirements of the indoor unit ..........
Preparing refrigerant piping .......................................................
Refrigerant piping requirements..................................
Refrigerant piping insulation .......................................
Opening the units ......................................................................
To open the indoor unit ...............................................
Installing the indoor unit ............................................................
To install the mounting plate .......................................
To drill a wall hole .......................................................
To remove the pipe port cover ....................................
To provide drainage ....................................................
Connecting the refrigerant piping ..............................................
Guidelines when connecting the refrigerant piping .....
To connect the refrigerant piping to the indoor unit ....
Connecting the electrical wiring.................................................
To connect the electrical wiring on the indoor unit......
Finishing the indoor unit installation ..........................................
To pass the pipes through the wall hole ..................... 10
To fix the unit on the mounting plate........................... 10
To set a different address..........................................................
Checklist before commissioning ................................................
To perform a test run .................................................................
To perform a test run in winter season ....................... 12
Wiring diagram ..........................................................................
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
http://www.daikineurope.com/support-
and-manuals/product-information/
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
About the box
2.1
Indoor unit
INFORMATION
The following figures are just examples and may NOT
completely match your system layout.
2.1.1
To remove the accessories from the
indoor unit
3
About the unit
WARNING: FLAMMABLE MATERIAL
The refrigerant inside this unit is mildly flammable.
3.1
System layout
3.2
Operation range
Use the system in the following temperature and humidity ranges for
safe and effective operation.
Operation mode
Operation range
Cooling
(a)(b)
▪ Outdoor temperature: –10~46°C
▪ Indoor temperature: 18~32°C
▪ Indoor humidity: ≤80%
Heating
(a)
▪ Outdoor temperature: –15~24°C
▪ Indoor temperature: 10~30°C
Drying
(a)
▪ Outdoor temperature: –10~46°C
▪ Indoor temperature: 18~32°C
▪ Indoor humidity: ≤80%
If operated outside the operation range: