25
4-Way Cassette
Type Indoor Unit
2.9 Installation
The standard attached accessories of the units of this series refer to the packing list; prepare other accessories
according to the requirements of the local installation point of our company.
Indoor units should be installed in places with the environment of even circulation of cool and warm blows. The
following places should be avoided.
■ Places with high salinity (beach), high sulfureted gas (such as the thermal spring regions where copper tubes
and soft soldering are easy to be eroded), much oil (including mechanical oil) and steam; places where organic
substance solvent is used; where special spray is frequently used;
■ Places where machines generate the high frequency electromagnetic wave (abnormal condition will appear in the
control system);
■ Places where there are high humidity exists near the door or windows (dew is easily formed).
Protect the machine from gales or earthquake, make the installation according to the regulations. Improper
installation will cause accidents due to the overturn of the air conditioner.
1. Select the following places to install indoor units.
(1) Where there is enough room for the machine above the ceiling;
(2) Where the drainpipes can be well arranged;
(3) Where the distance between the air outlet port of the machine and the oor is not more than 2.7m;
(4) Where air inlet & outlet of the indoor units are not blocked;
(5) Where it is hard enough to bear the weight of the unit;
(6) Where there are no televisions, pianos and other valuables under the indoor units as to avoid condensate
dropping down, causing damage.
(7) Where it is over 1m away from the television and radio as to avoid the disturbance from television and radio.
Installation Space
Ensure the required space for installation and maintenance (refer to
the following drawings).
The installation height should be kept within 2.7m.
When the height of the ceiling exceeds 2.7m, the warm air is hard to
blow to the ground.
Model A (mm)
AB052-162MCERA 320
AB182MCERA(C) 320
AB182-282MCERA 280
AB302-482MCERA 335
AB052-482MCERA
2.9.1 Installation procedures
O O
O
I
WARNING
1500
1500 1500
More than500
More than500
1500
Service hole for
electrical box
Electrical box
Installation space
Unit: mm
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