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Fan Coil Unit One-Way Cassette Type
b) Ceiling requirement
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The intermediate ceiling is installed and a corresponding opening is available for the unit.
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There may not be any openings to the outside in the area of the intermediate ceiling.
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The entire intermediate ceiling area must be dry and sufficiently protected against humidity
and moist air.
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The internal opening dimension must be within the minimum and maximum dimensions listed
in section 4.1 as ceiling opening dimension.
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The electrical wiring is prepared and is available for connection in the intermediate ceiling.
5.4.3 Recommended service opening
In order to carry out all necessary service and maintenance work on the basic unit it is
recommended that a service opening with Min. 400*400mm or larger is reserved in the false
ceiling.
5.5 Unit installation
5.5.1 Precautions
To ensure good installation and operation, do check the following items before installation of the
unit:
a) Adequate space shall be provided for installation and maintenance of the unit. Please refer to
Unit Dimensions in section 4.1. Removable ceiling panels or accesses shall be provided for
daily maintenance;
b) Determine locations of pipelines and electric wires before installation; and adequate fitting
space should be reserved.
c)
Make sure hanging structure adequate to support the unit weight;
d) All units shall be leveled to ensure smooth water drain and proper operation;
e) Thermal insulation of chilled water valves and pipelines shall be made by the installer.
5.5.2 Unit mounting
a) Install a suspending bolt (M10 bolt)
To support the unit weight, anchor bolt shall be used in the case of already exists ceiling. For new
ceiling, use built-in type bolt or parts prepared in the field.
Before going on installing adjust space between ceilings.
b) Unit mounting
The unit is installed under the building ceiling with threaded rods to be provided by the customer.
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Determine the position of the drilled mounting holes according to the hanging hook dimension
*All above parts should be prepared in field.
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