NetCol5000-C(065, 080) In-row Chilled Water Smart
Cooling Product
User Manual
4 Commissioning
Issue 07 (2020-03-16)
Copyright © Huawei Technologies Co., Ltd.
98
Step 4
(Optional) If the smart cooling product needs to be maintained in power-off mode or
long-term power-off, turn off the smart cooling product switch in the PDC.
If the NetCol5000-C will be idle for a long time, ensure that the circulation water inside the
system has a temperature no lower than 3°C, or has used antifreeze liquid, otherwise, the heat
exchanging pipes of the smart cooling product may freeze up and crack. If the water
temperature does not meet the requirement, drain all water out of the NetCol5000-C and
switch off the chilled water valve.
----End
4.7 Checking After Commissioning
lists the commissioning checklist.
Table 4-13
Commissioning checklist
Check Item
Actual Result
No oil stain exists on the copper pipe thermal insulation foam or
bottom plate, or it has been cleaned.
□ Passed □ Failed
The needle valve plug is secured (torque of 0.45±0.05 N•m), and
valve bonnet is tightened.
□ Passed □ Failed
The foreign matter inside the water pan and bottom plate is cleaned
up.
□ Passed □ Failed
The air filter is correctly installed according to the air flow
direction on the frame.
□ Passed □ Failed
Check that the chilled water valve is closed.
□ Passed □ Failed
