FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
6 Parts Replacement
Issue 02 (2017-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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Follow-up Procedure
Dispose of the removed access controller that is confirmed faulty.
6.4 Replacing Fire Extinguishing System Devices
(Standard)
6.4.1 Replacing a Smoke Detector (Standard)
Prerequisites
A smoke detector needs to be replaced.
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
Documents: fire extinguishing device layout diagram (standard)
Skill requirement: fire engineer
For the diagrams, see the initial configuration parameter manual for the solution in use.
Before replacing the smoke detector, inform the related administration department of the
temporary downtime of the fire control system. After the replacement, inform the
administration department that the system has become operational.
Procedure
Step 1
Switch off the active and standby power supplies to the fire alarm control panel.
Step 2
Hold the smoke detector, and rotate it counterclockwise to remove it from the base.