4 Preparation
Installation manual
4
ATXM20~50+FTXM20~71N2V1B
Daikin room air conditioner
3P482320-8K – 2018.09
4
Preparation
4.1
Preparing the installation site
WARNING
The appliance shall be stored in a room without
continuously operating ignition sources (example: open
flames, an operating gas appliance or an operating electric
heater).
4.1.1
Installation site requirements of the
indoor unit
INFORMATION
The sound pressure level is less than 70 dBA.
▪
Air flow.
Make sure nothing blocks the air flow.
▪
Drainage.
Make sure condensation water can be evacuated
properly.
▪
Wall insulation
. When conditions in the wall exceed 30°C and a
relative humidity of 80%, or when fresh air is inducted into the
wall, then additional insulation is required (minimum 10 mm
thickness, polyethylene foam).
▪
Wall strength.
Check whether the wall or the floor is strong
enough to support the weight of the unit. If there is a risk, reinforce
the wall or the floor before installing the unit.
▪
Spacing.
Install the unit at least 1.8 m from the floor and keep the
following requirements in mind for distances from the walls and
the ceiling:
≥50
≥50
≥30
(mm)
5
Installation
5.1
Opening the indoor unit
5.1.1
To remove the front panel
1
Hold the front panel by the panel tabs on both sides and open
it.
a
a
Panel tabs
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
5.1.2
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; press at both sides and at the
centre.
5.1.3
To open the service cover
1
Remove 1 screw from the service cover.
2
Pull out the service cover horizontally away from the unit.
a
b
a
Service cover screw
b
Service cover
5.1.4
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 15~42) 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.
