Installation Precautions; Indoor Unit Installation Precautions - Fujitsu AOU48RLXFZ Design & Technical Manual

12.

INSTALLATION PRECAUTIONS

12-1.

INDOOR UNIT INSTALLATION PRECAUTIONS

PLACES WHERE USE PROHIBITED
● Places where there is the danger of combustible gas leakage.
● Places where sulfur gas, chlorine gas, acid, alkali, or other matter which effects equipment is
generated
● Places where there is a lot of oil splash and steam (kitchen, machinery room, etc.)
● Places where machinery which generates high frequencies is used
● Ocean beaches and other areas where there is a lot of salt
● Places where carbon fibers and metal powder, powder, etc. suspended in the air
● Installation in vehicles, ships, and other conveyances
● Factory, etc. where voltage fluctuations are large
POINTS TO REMEMBER WHEN INSTALLING
1) The set shall be installed at a place which can withstand the weight and vibration of the
indoor unit
2) To allow maintenance after refrigerant piping, drain piping, and electric wiring connection and
installation, provide an installation service space and an inspection port, as required.
*Installation service space is shown in the contour drawing.
3) Be careful when installing the set at the following places.
[Installation precautions]
When the If the indoor unit is installed where the
ceiling is high installation height given in the installation
manual is exceeded, the temperature
difference between the floor and ceiling of the
room will be large and the heating effect will
be poor.
Moreover, even if the indoor unit is installed
within the installation height, a similar
phenomena will occur when installed in a
room in which the doors are opened and
closed frequently and hot air circulation is
obstructed by desks, chairs, etc.
When lower When the lower level of the shop and office
level directly is a warehouse, parking lot, etc., the surface
contacts the temperature of the flooring will become low
outside air. and the radiation of cold from the floor will
increase.
In this case, your feet will feel cold even if the
room temperature is suitable.
When the When an indoor unit is installed in a position
air flow where the outlet air flow will directly contact
distribution is people, a draft may be felt.
poor
In addition, when there are obstructions in the
path of the intake and outlet air flow, the air
distribution may become extremely bad.
Contents
- (06 - 129) -
Countermeasures (Reference)
1) Switch the setting to the
high ceiling mode.
2) Install a circulator.
3) Arrange the furniture in the
room so that it does not
obstruct the hot air.
1) Adjust the louver fins or
take other measures
matched to the site.
2) Change the indoor unit
outlet.
6. SYSTEM DESIGN