Huawei NetCol5000-A050 User Manual page 183

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual
●
Step 5 On the home screen, choose Running > Device Details > Compressor, and view
Suction pressure and Discharge pressure to determine whether they are within
normal ranges.
Issue 13 (2023-08-20)
Figure 6-21 Precharging refrigerant when no low temperature component is
configured
(1) Refrigerant cylinder
(4) Connection nut
If there is a low temperature component, open the low-pressure valves of
pressure gauge 1 and pressure gauge 2, and charge the remaining refrigerant
from the low-pressure needle valves in small flow or intermittently.
Figure 6-22 Precharging refrigerant when a low temperature component is
configured
(1) Refrigerant (2) Electronic scale
cylinder
(5) Connection nut (6) Low-pressure
needle valve
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(2) Electronic scale
(5) Low-pressure needle
valve
(3) Pressure gauge 1 (4) Pressure gauge 2
(7) Discharge pipe
needle valve
6 Power-On Commissioning
(3) Pressure gauge
(6) Discharge pipe needle
valve
(8) Liquid pipe needle
valve
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