6 Installation
Installer reference guide
10
(A)(F)TXP20~3 FTXF20~71A2V1B
Daikin room air conditioner
4P513661-1 – 2017.10
6
Installation
6.1
Overview: Installation
This chapter describes what you have to do and know on-site to
install the system.
Typical workflow
Installation typically consists of the following stages:
1
Mounting the outdoor unit.
2
Mounting the indoor unit.
3
Connecting the refrigerant piping.
4
Checking the refrigerant piping.
5
Charging refrigerant.
6
Connecting the electrical wiring.
7
Finishing the outdoor installation.
8
Finishing the indoor installation.
INFORMATION
For installation of the outdoor unit (mounting the outdoor
unit, connecting the refrigerant piping to the outdoor unit,
charging refrigerant, connecting the electrical wiring to the
outdoor unit …), see the installation manual of the outdoor
unit.
INFORMATION
This chapter only describes installation instructions specific
to the indoor unit. For the other instructions, see:
▪ The installation manual of the outdoor unit
▪ The installation manual of the user interface
▪ The installation manual of the optional accessories
6.2
Mounting the indoor unit
6.2.1
Precautions when mounting the indoor
unit
INFORMATION
Also read the precautions and requirements in the
following chapters:
▪ General safety precautions
▪ Preparation
6.2.2
To open the indoor unit
To remove the front panel
1
Hold the front panel by the panel tabs on both sides and open
it.
a
a
Indentation on the
unit
2
Remove the front panel by sliding it to the left or the right and
pulling it toward you.
Result:
The front panel shaft on 1 side will be disconnected.
3
Disconnect the front panel shaft on the other side in the same
manner.
a
a
Front panel shaft
To re-install the front panel
1
Attach the front panel. Align the shafts with the slots and push
them all the way in.
2
Close the front panel slowly and press on both sides at the
centre.
To remove the front grille
CAUTION
Wear adequate personal protective equipment (protective
gloves, safety glasses,…) when installing, maintaining or
servicing the system.
1
Remove the front panel to remove the air filter.
2
Remove 2 screws (class 20~35) or 3 screws (class 50~71) from
the front grille.
3
Push down the 3 upper hooks marked with a symbol with 3
circles.
a
b
a
a
Upper hook
b
Symbol with 3 circles
4
We recommend opening the flap before removing the front
grille.
5
Place both hands under the centre of the front grille, push it up
and then toward you.
1
2
To re-install the front grille
1
Install the front grille and firmly engage the 3 upper hooks.
2
Install 2 screws (class 20~35) or 3 screws (class 50~71) back
on the front grille.
3
Install the air filter and then mount the front panel.
To remove the electrical wiring box cover
1
Remove the front grille.
