FusionModule800 Smart Small Data Center
Maintenance Guide
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Procedure
Step 1 Shut down the air conditioner over the EMS.
Method 1: Log in to the ECC800 mobile phone or pad app as admin.
a. Choose Home.
b. Tap the cabinet that houses the air conditioner in the micro-module view.
c. Tap the air conditioner to be set in the cabinet layout diagram.
d. Choose Real-time Data > OFF.
Method 2: Log in to the ECC800 WebUI as admin. Choose Monitoring > Air
Conditioner > NetCol5000-A0104 > Controls > Ctrl Info, set On/off status on
EMS > Off, and then click Submit.
0104 in NetCol5000-A0104 is variable and subject to changes with the air conditioner connection
sequence. The displayed value prevails.
Step 2 Disconnect the power supplies from the air conditioner control unit and the outdoor unit after
the air conditioner shuts down over the EMS.
Step 3 Open the top cover, front panel, and left front panel using a screwdriver, as shown in Figure
5-40.
Figure 5-40 Removing a panel
Step 4 Cut the cable ties on the fan cable using diagonal pliers and take out the outdoor fan cable
from the electric control box.