Replacing An Ats Controller (02404923) - Huawei FusionModule1000A20 Maintenance Manual

FusionModule1000A20 Prefabricated All-in-One
Data Center
Maintenance Guide

6.1.2.3 Replacing an ATS Controller (02404923)

Prerequisites
A spare ATS controller of the same model is available and functional.
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 6-3 Removing copper bars
Issue 03 (2022-12-15) Copyright © Huawei Digital Power Technologies Co., Ltd.
6 Parts Replacement
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