Huawei NetCol8000-A045D User Manual page 171

NetCol8000-A(045, 055, 060, 090, 120) In-room Air
Cooled Smart Cooling Product
User Manual
(4) Low-pressure needle valve (5) Exhaust pipe needle valve
Figure 6-6 NetCol8000-A045 vacuumizing the system with a low-temperature
component (upflow)
(1) Vacuum pump
(4) Low-pressure needle valve (5) Exhaust pipe needle valve
Figure 6-7 NetCol8000-A060/A120 vacuumizing the system with a low-
temperature component (downflow)
(1) Vacuum pump
(4) Low-pressure needle valve (5) Exhaust pipe needle valve
Issue 05 (2020-10-10)
(2) Pressure gauge 1
(2) Pressure gauge 1
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6 Power-On Commissioning
(6) Liquid pipe needle valve
(3) Pressure gauge 2
(6) Liquid pipe needle valve
(3) Pressure gauge 2
(6) Liquid pipe needle valve
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