McQuay MDS300B Przewodnik Instalacji Strona 69

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Design & installation Guide For McQuay MDS Multi System
Installation
C H A P T E R
4
4.1 Indoor unit installation
4.1.1 Ceiling cassette
Do not install the indoor unit in a location where it will come into contact with the following
elements: uneven circled air, saline gas, sulphide gas, machine oil, moist air and the place which
can't support the weight of the unit.
Investigation before installation
All field wiring must be installed in accordance with the local wiring regulation.
Ensure that the rated voltage of the unit responds to that of the nameplate before
commencing wiring work according to the wiring diagram
Make sure the installation of electrical circuitry, refrigerating pipe and drain pipe convenient;
No obstacle should be near the inlet and outlet of the indoor units in order to ensure the air
flow smoothly;
Please refer to the following drawing for the installation:
If the unit is installed as per above requirement, the system will have a good performance.
Or there will be some bad effect on the performance to some extent;
In order to avoid the vibration and reduce the sound level, the base must be strong enough
to support 4 times of the unit's weight.
The unit should be installed horizontally and make sure the ceiling has no more than 350mm
height for the installation.
Installation method
Indoor unit must be far away from the heating source and gas source;
Measure and mark the location of unit, then make hole in the ceiling, and install the hanging pole;
The dimension of the installation paper can be changed with the variation of temperature and
humidity, please measure it before use;
The installation paper should have the same size as the outlet of the ceiling hole;
Please put installation paper on the indoor unit before the decoration is finished.
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