Figure 3-9 Removing air lters
Step 3 Take out the desiccant bag.
Step 4 Check whether the needle valve bonnets shown in Figure 3-10 exist.
1. If they do not exist, contact Huawei technical support.
2. If they exist, remove each valve bonnet and use it to press the valve plugs in
turn. If air is exhausted, the system is working properly. If no air is exhausted,
contact Huawei technical support.
NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm Width) 3 Installation Guide
Issue 17 (2020-10-22) Copyright © Huawei Technologies Co., Ltd. 38
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