There should be a great sound of airow during the exhausting.
Figure 4-17 Exhausting nitrogen from an indoor unit
(1) Pressure gauge (2) Gas pipe needle valve (3) Liquid pipe needle valve
When exhausting nitrogen, do not remove the valve plug in case of losing it.
Step 3 After the airow sound disappears, reinstall the needle valve nut.
----End
4.2.4.5 Installing an Outdoor Unit
4.2.4.5.1 Installation Requirements
Precautions
● An outdoor unit must be installed by professionals.
● When a smart cooling product needs to be moved or reinstalled, ask
professionals for help. Do not perform operations by yourself.
● Do not store an outdoor unit in a damp environment such as a moist
basement or rain, because the humidity will cause short circuits.
Environmental Requirements
● To avoid a
re disaster, install an outdoor unit in a dry and well-ventilated
place without ammable gas leakage.
● Select a place away from direct sunlight and radiation from other heat
sources. If the sunlight or heat radiation cannot be avoided, cover the outdoor
unit.
● Do not install an outdoor unit in a place with much salt or corrosive gas.
● When installing the outdoor unit, ensure that the air intake vent and air
exhaust vent of the condenser are not dirty or blocked. Install an outdoor unit
in a clean area that is away from residential areas.
FusionModule500 Smart Mini Data Center
User Manual 4 Installation Guide
Issue 02 (2020-12-25) Copyright © Huawei Technologies Co., Ltd. 79
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