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Installation Procedure
English
Installation Procedure
Step 2 Choosing the installation
location
CAUTION
• This product must be installed on the ceiling. (Do not
make it stand up for use.)
Installation location requirements
• There must be no obstacles near the air inlet and outlet.
• Install the indoor unit on a ceiling that can support its
weight.
• Maintain sufficient clearance around the indoor unit.
• Before installing the indoor unit, be sure to check
whether the chosen location is well-drained.
WARNING
• If appliances contain R-32 refrigerant, then the floor
area of the room in which the appliances are installed,
operated and stored must be larger than the minimum
floor area defined in table below A (m²).
Minimum required room area (A, m²)
m (kg)
Ceiling-mounted type
≤ 1.842 No requirement
1.843 3.64
1.9 3.75
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
• m : Total refrigerant charge in the system
• A :
Minimum required room area
• IMPORTANT: it’s mandatory to consider either the table 1
or taking into consideration the local law regarding the
minimum living space of the premises.
• Minimum installation height of indoor unit is 0.6 m for
floor mounted, 1.8 m for wall, 2.2 m for ceiling.
CAUTION
Do not install the air conditioner in following places.
• The place where there is mineral oil or arsenic acid.
Resin parts flame and the accessories may drop or
water may leak. The capacity of the heat exchanger may
reduce or the air conditioner may be out of order.
• The place where corrosive gas such as sulfurous acid gas
generates from the vent pipe or air outlet. The copper
pipe or connection pipe may corrode and refrigerant
may leak.
• The place where there is a machine that generates
electromagnetic waves. The air conditioner may not
operate normally due to control system.
• The place where there is a danger of existing
combustible gas, carbon fiber or flammable dust.
• The place where thinner or gasoline is handled. Gas may
leak and it may cause fire.