10
Installation
2.4 Indoor unit installation
2.4.1 Installation room
m
CAUTION
The appliance must be placed in a
well-ventilated room, with a minimum surface
area that varies according to the amount of
refrigerant present.
To calculate the minimum area of the installation room,
proceed as described below:
– determine the total refrigerant charge (see section
“3.1.1 Refrigerant charge” of the outdoor unit
manual)
– identify the refrigerant charge value in the table
below and derive the respective minimum area
required for the installation room.
Refrigerant charge
[kg]
Minimum surface
[m
2
]
< 1.842 -
1.843 3.64
2.0 3.95
2.2 4.34
2.4 4.74
2.6 5.13
2.8 5.53
3.0 5.92
3.2 6.48
3.4 7.32
3.6 8.20
3.8 9.14
4.0 10.1
4.2 11.2
4.4 12.3
4.6 13.4
4.8 14.6
5.0 15.8
5.2 17.1
5.4 18.5
5.6 19.9
5.8 21.3
6.0 22.8
6.2 24.3
6.4 25.9
6.6 27.6
6.8 29.3
7.0 31.0
Refrigerant charge
[kg]
Minimum surface
[m
2
]
7.2 32.8
7.4 34.7
7.6 36.6
7.8 38.5
7.956 40.1
The following information can help you choose a suitable
location for the indoor unit.
The installation location must have the following
characteristics:
– good air circulation.
– ease of drainage.
– the noise emitted by the unit must not disturb other
people.
– stability and robustness - no exposure to vibration.
– sufficient capacity to support the weight of the
unit. If the structure is too weak, the unit can fall
and cause serious or fatal personal injury, material
damage and damage to the appliance.
– at least one metre away from any other electrical
device (e.g. TV, radio, computer).
– installation at least 2.5m off the floor.
– if the indoor unit is installed on a metal bracket, it
must be earthed.
– the unit must be at least 1m away from the nearest
wall.
– the space must be sufficient for installation and
maintenance operations.
– the space must be sufficient for connection of the
piping and drain pipe.
– the ceiling must be horizontal and its structure
must be strong enough to support the weight of
the indoor unit.
– the air inlet and outlet must not be blocked.
– the airflow must be able to reach the whole room.
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