Huawei NetCol5000-A User Manual page 94

NetCol5000-A 42 kW Air Cooled In-row Precision Air
Conditioner
User Manual
Figure 4-3 Precharging refrigerant into the system without a low-temperature component
(1) Refrigerant cylinder
(4) Connection nut
Issue 01 (2017-07-27)
(2) Electronic scale
(5) Low-pressure needle valve
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4 Commissioning
(3) Pressure gauge
(6) Exhaust pipe needle valve
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