
FusionModule1000A20 Prefabricated All-in-One Data
Center
Maintenance Guide
4 Parts Replacement
Issue 01 (2019-07-15)
Copyright © Huawei Technologies Co., Ltd.
32
Impact on the System
Certain services of the FusionModule1000 are interrupted.
Preparations
Tools: Phillips screwdriver, flat-head screwdriver, key to the PDF door, step ladder
Materials: spare ATS controller
Documents: documents delivered with the PDF
Skill requirement: power distribution engineers
Procedure
Step 1
Open the front door of the PDF, turn off the output switches in the PDF, and turn off the
upstream and downstream switches.
Step 2
Remove the protective panel of the PDF.
Step 3
Remove the cables at the ATS controller top and label them.
Step 4
Remove the screws that secure the copper bars above and below the ATS controller, and
remove the copper bars.
Figure 4-3
Removing copper bars
Step 5
Remove the screws from the inner layer of the copper bar below the ATS controller.
Step 6
Remove the four screws that secure the ATS controller to the base and take out the input
switch.