Replacing Fire Extinguishing System Components (Ce); Replacing A Smoke Detector (Ce) - Huawei FusionModule 1000A20 Maintenance Manual

FusionModule1000A20 Prefabricated All-in-One Data
Center
Maintenance Guide
Preparations
Tools: ESD wrist strap, ESD gloves, label, marker
Materials: new pad of the same model
Documents: none
Skill requirement: extra low voltage (ELV) engineer
Procedure
Step 1 Install the app on the spare pad and connect the pad to the network over the WiFi hotspot of
the data center.
Step 2 Specify the user name and password for the APP on the spare pad and log in to check that the
app works properly.
Step 3 Remove the old pad from the support and install the spare pad on the support.
----End

4.4 Replacing Fire Extinguishing System Components (CE)

4.4.1 Replacing a Smoke Detector (CE)

Prerequisites
A spare smoke detector of the same model is available and functional.
Impact on the System
The fire extinguishing system stops working during the replacement.
Preparations
Tools: protective gloves, step ladder, Phillips screwdriver
Materials: spare smoke detector
Document: fire extinguishing device layout diagram (CE)
Skill requirement: fire engineer
Issue 01 (2019-07-15) Copyright © Huawei Technologies Co., Ltd.
4 Parts Replacement
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