Huawei NetCol5000-A050 User Manual page 231

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual
Context
● Reclaim or dispose of the refrigerant in accordance with local laws and
regulations. During the reclaim process, the R410A refrigerant composition may
change. Therefore, you are not advised to refill the reclaimed R410A refrigerant
to the cooling system.
Figure 11-27
Figure 11-27 Position of the filter dryer
(1) Welding point A
(3) Hold hoop
Procedure
Step 1 Tap Shutdown on the home screen of the display module. Turn off the active
power switch QF1, standby power switch QF2 (you do not need to turn off QF2
for the model with a single power supply), and drive switch QF3.
Exercise caution because the device is still energized after it is shut down on the
home screen of the display module.
Step 2 Reclaim the refrigerant and ensure that the system has no pressure.
1.
Issue 13 (2023-08-20)
NO TICE
shows the position of the filter dryer.
NO TICE
NO TE
If a refrigerant reclaiming pump is used, the requirements for using the pump must be met.
Connect the refrigerant reclaiming pump to the outdoor unit needle valve and
(if a low temperature component is deployed) the needle valve at the outdoor
unit liquid pipe port of the low temperature component. When the pressure
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(2) Filter dryer
(4) Welding point B
11 Parts Replacement
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