Optional) Installing A Low Temperature Component; Checking The Nitrogen Pressure - Huawei NetCol5000-A050 User Manual

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual (1350 mm Depth)
Figure 4-30 Securing the top of the outdoor unit
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4.6 (Optional) Installing a Low Temperature
Component

4.6.1 Checking the Nitrogen Pressure

Step 1 Check the bonnets of all needle valves. If a bonnet is missing, contact technical
support.
Step 2 Connect the rubber hose to the pressure gauge, and tighten all pressure gauge
valves.
Step 3 Remove the bonnet from the needle valve, store it properly, and connect the other
end of the rubber hose to the needle valve.
Step 4 Check the nitrogen pressure at each needle valve.
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Issue 04 (2022-12-15)
If the pressure displayed on the pressure gauge is greater than or equal to 0.2
MPa, the unit is in good condition.
If the pressure gauge reading is less than 0.2 MPa, pipes have leakage points.
Contact technical support.
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