NetCol8000-A013 In-room Air Cooled Smart Cooling
Product
User Manual (800 mm Width)
3 Installation Guide
Issue 05 (2019-12-20)
Copyright © Huawei Technologies Co., Ltd.
39
Figure 3-15
Holes dimensions of side plate (left) and bottom plate (right) (unit: mm)
3.6 Checking the Nitrogen Pressure
Procedure
Step 1
Open the door lock using a key, and open the front door.
Step 2
Remove the air filters.
Figure 3-16
Removing an air filter
Step 3
Take out the desiccant bag.
Step 4
Check whether any of the needle valve bonnets shown in
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
nitrogen is exhausted, the system is working properly. If no nitrogen is exhausted,
contact Huawei technical support.