a. Choose Home.
b. Tap the cabinet that houses the smart cooling product in the micro-
module view.
c. Tap the smart cooling product to be set in the cabinet layout diagram.
d. Choose Real-time Data > OFF.
● Method 2: Log in to the ECC800-Pro WebUI as admin. Choose Monitoring >
Cooling > NetCol5000-A1 > Controls > Control Information, choose
Startup/Shutdown control > OFF, and then click Submit.
1 in NetCol5000-A1 is variable and subject to changes with the smart cooling product
connection sequence. The displayed value prevails.
Step 2 Disconnect the power supplies from the smart cooling product control unit and
the outdoor unit after the smart cooling product shuts down over the EMS.
Step 3 Reclaim all the refrigerant from the system using a refrigerant retrieval device to
ensure that there is no pressure inside the system.
Discharge the refrigerant if the local laws and regulations allow.
Step 4 Remove the top cover, front panel, and left front panel.
Step 5 Remove the safety valve using a torque wrench.
Figure 6-40 Removing the safety valve
Step 6 Apply 557 glue to the threads of the new safety valve.
Step 7 Tighten the safety valve to a torque of 60 N·m using a torque wrench.
Step 8 Perform a leakage test with nitrogen again. After checking that the smart cooling
product does not leak, vacuumize the smart cooling product and charge
refrigerant.
Step 9 Reinstall the front panel, left front panel, and top cover.
FusionModule800 Smart Small Data Center
User Manual 6 O&M
Issue 01 (2021-02-05) Copyright © Huawei Technologies Co., Ltd. 454
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