GREE Air-ccoled Closed Control Unit Service Manual
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installed, debugged, operated as well as maintained according to this manual, the unit can work
in proper state whose working life can also lengthen. In order to ensure the normal running and
prevent the malfunction of the unit, the installation must be executed by experienced
technicians with the knowledge of air-conditioner. And also, this part of the manual must be
read carefully before installation.
For good running of the unit, the installation has to comply with the following rules
6.4.1 Requirements of Installation for Indoor Unit
(1) The refrigerants have been filled in indoor units before outgoing. Move and installation
shall becautious and the inclination pitch cannot be greater than 45°, let alone invertion.
(2) Installation of the unit shall completely meet the requirements of heat exchange and
space for repairing, and also shall take the convenient pipes connection between indoor and
outdoor units into account.
(3) Don’t install the unit in the place with corrosive gas, intensive dust, salt mist, oily fume
and the extreme wet site.
(4) Don’t install the unit in places that store the flammable, explosive Substance or leak the
flammable, explosive gas.
(5) The location of the unit has a great of influence on the ambient temp. and humidity of
the machinery room. On the permission of the project, it shall be close to the spot of the
maximum loading as much as possible and shall make sure that the return air can be
unobstructed and the supply air can be even distributed.
(6) The unit shall be installed on the flat concrete foundation with the steel flatbase on
which the rubber sheet of 15mm thickness is paved.
(7) Make sure that the ground is horizontal and the inclination pitch cannot be greater than
1°.
(8) Make sure that the drainage of condenser water and humidifier are smooth. Due to the
possibility of high temperature (maximum temp. could be 100
℃) of humidifier’s drain water,
shall pay attention to the security of the drainage.
(9) When the unit is installed on the bracket whose height is adjustable (the type of lower
supply air outlet), the unit and the bracket shall be fixed by bolts and the joint face
shall be paved with the rubber shock absorption mat.
6.4.2 Requirements of Installation for Outdoor Unit
(1) The refrigerants have been filled in outdoor unit before outging. The move and
installation shall be cautious.
(2) Installation of the unit shall completely meet the requirements of heat exchange and
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