Outdoor Unit Installation Precautions - Fujitsu Airstage J-II Series Design & Technical Manual

2-2. OUTDOOR UNIT INSTALLATION PRECAUTIONS

Note: The information listed below are general precautions. Some models also include items
that do not apply.
„ PLACES WHERE USE PROHIBITED
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● 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 not affected by heat radiation from other heat sources
● Places where the air is not stagnant
● Places where machinery which generates high frequencies is used
● Ocean beaches and other areas where there is a lot of salt
● Installation in vehicles, ships, and other conveyances
● Factory, etc. where voltage fluctuations are large
„ POINTS TO REMEMBER WHEN INSTALLING
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1) The set shall be installed at a place which can withstand the weight and vibration of the
outdoor unit.
2) To allow maintenance after refrigerant piping, drain piping, and electric wiring connection and
installation, provide an installation service space.
*Installation service space is shown on "INSTALLATION SPACE".
3) Be careful when installing the outdoor unit I the following places.
[Installation precautions]
When installed
near adjacent
houses
When there is
the possibility
of strong wind
When snow
accumulates
When
installing the
inverter type
Contents
Perform installation work so that operating
sound does not disturb the neighbors.
1) If the outdoor unit is exposed to strong
wind, capacity may drop, frost may form
during heating, and operation may be
stopped by high pressure safety switch.
In addition, when a very strong wind blows,
the fan may be damaged.
2) When a very strong wind blows, there is
the possibility of the outdoor unit being
toppled over if held only by foundation
bolts.
If the outdoor unit is covered by accumulated
snow, it may not be able to operate.
It may generate noise in TV sets, stereos and
PCs.
- (09-07) -
Countermeasures (Reference)
1) Install a soundproof barrier.
2) Change the installation site.
1) Do not install the unit too
close to a wall or overhang.
2) Make the outlet direction
and wind direction
perpendicular.
3) Fasten the outdoor unit
using toppling prevention
hardware (procured at the
site).
1) Make the foundation as
high as possible.
2) Perform snow prevention
work.
1) The inverter type should
be installed at a sufficient
distance from these
equipment.