Table of Contents
Installer reference guide
2
(A)(F)TXP20~3 FTXF20~71A2V1B
Daikin room air conditioner
4P513661-1 – 2017.10
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 ..................................................................
5
1.2.4
Brine............................................................................
5
1.2.5
Water ..........................................................................
5
1.2.6
Electrical .....................................................................
6
2 About the documentation
6
2.1
About this document..................................................................
6
2.2
Installer reference guide at a glance .........................................
7
3 About the box
7
3.1
Overview: About the box ...........................................................
7
3.2
Indoor unit .................................................................................
7
3.2.1
To unpack the indoor unit ...........................................
7
3.2.2
To remove the accessories from the indoor unit.........
7
4 About the units
8
4.1
System layout ............................................................................
8
4.2
Operation range ........................................................................
8
5 Preparation
8
5.1
Overview: Preparation ...............................................................
8
5.2
Preparing the installation site ....................................................
8
5.2.1
Installation site requirements of the indoor unit ..........
8
5.3
Preparing refrigerant piping .......................................................
9
5.3.1
Refrigerant piping requirements..................................
9
5.3.2
Refrigerant piping insulation .......................................
9
5.4
Preparing electrical wiring .........................................................
9
5.4.1
About preparing electrical wiring.................................
9
6 Installation
10
6.1
Overview: Installation ................................................................
10
6.2
Mounting the indoor unit............................................................
10
6.2.1
Precautions when mounting the indoor unit................ 10
6.2.2
To open the indoor unit ............................................... 10
6.2.3
To install the mounting plate ....................................... 11
6.2.4
To install the indoor unit.............................................. 12
6.2.5
To provide drainage .................................................... 13
6.2.6
To connect optional accessories (wired user
interface, central user interface, wireless adapter,
etc.) ............................................................................. 14
6.2.7
To install the wireless adapter .................................... 14
6.2.8
To set a different address ........................................... 15
6.3
Connecting the refrigerant piping ..............................................
15
6.3.1
About connecting the refrigerant piping ...................... 15
6.3.2
Precautions when connecting the refrigerant piping ... 15
6.3.3
Guidelines when connecting the refrigerant piping ..... 16
6.3.4
Pipe bending guidelines.............................................. 16
6.3.5
To flare the pipe end ................................................... 16
6.3.6
To connect the refrigerant piping to the indoor unit .... 17
6.4
Connecting the electrical wiring.................................................
17
6.4.1
About connecting the electrical wiring......................... 17
6.4.2
Precautions when connecting the electrical wiring ..... 17
6.4.3
Guidelines when connecting the electrical wiring ....... 17
6.4.4
Specifications of standard wiring components............ 17
6.4.5
To connect the electrical wiring on the indoor unit...... 18
7 Commissioning
18
7.1
Overview: Commissioning .........................................................
18
7.2
Checklist before commissioning ................................................
18
7.3
To perform a test run .................................................................
18
7.3.1
To perform a test run in winter season ....................... 18
8 Hand-over to the user
19
9 Disposal
19
10 Technical data
20
10.1
Wiring diagram ........................................................................... 20
11 Glossary
21
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 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.
WARNING
Indicates a situation that could result in death or serious
injury.
WARNING: FLAMMABLE MATERIAL
CAUTION
Indicates a situation that could result in minor or moderate
injury.
NOTICE
Indicates a situation that could result in equipment or
property damage.
INFORMATION
Indicates useful tips or additional information.
Symbol
Explanation
Before installation, read the installation and
operation manual, and the wiring instruction sheet.
Before performing maintenance and service tasks,
read the service manual.
For more information, see the installer and user
reference guide.
