
FusionModule800 Smart Small Data Center
Installation Guide (Six Fans)
3 Hardware Installation
Issue 10 (2019-12-20)
Copyright © Huawei Technologies Co., Ltd.
74
There should be a great sound of airflow during the exhausting.
Figure 3-52
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 airflow sound disappears, reinstall the needle valve bonnet.
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3.7.6 Connecting Refrigerant Pipes
3.7.6.1 Laying Out Pipes Inside a Cabinet
The gas pipe and liquid pipe used inside cabinets have been delivered to the site as a pipe
assembly, as shown in
. Secure the entire pipe assembly to the cabinet interior
onsite. Route pipes from the top or bottom based on site requirements.