6. SYSTEM DESIGN
INSTALLATION PRECAUTIONS12.
INDOOR UNIT INSTALLATION PRECAUTIONS12-1.
Note: The information listed below are general precautions. Some models also include items
that do not apply.
PLACES WHERE USE IS 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 on " DIMENSIONS ".
3) Be careful when installing the set at the following places.
[Installation precautions]
Contents Countermeasures (Reference)
When the
ceiling is high
If the indoor unit is installed where the
installation height given in the installation
manual is exceeded, the temperature
dierence between the oor and ceiing o 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.
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.
When lower
level directly
contacts the
outside air.
hen the ower ee o the shop and oce
is a warehouse, parking lot, etc., the surface
teperature o the ooring wi becoe ow
and the radiation o cod ro the oor wi
increase.
In this case, your feet will feel cold even if the
room temperature is suitable.
When the
air ow
distribution is
poor
When an indoor unit is installed in a position
where the outet air ow wi direct contact
people, a draft may be felt.
In addition, when there are obstructions in the
path o the intae and outet air ow the air
distribution may become extremely bad.
djust the ouer ns or
take other measures
matched to the site.
2) Change the indoor unit
outlet.
- (06 - 151) -
SYSTEM
DESIGN
SYSTEM
DESIGN
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