Replacing Fire Extinguishing System Components; Replacing Fire Extinguishing System Devices (Ce); Replacing A Smoke Detector (Ce) - Huawei FusionModule1000A20 Maintenance Manual

FusionModule1000A20 CT Solution
Maintenance Guide

5.4 Replacing Fire Extinguishing System Components

5.4.1 Replacing Fire Extinguishing System Devices (CE)

5.4.1.1 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
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Figure 5-32 Position of the 2ND STAGE NO terminal
Issue 01 (2019-02-25)
For the diagrams, see the initial configuration parameter manual for the solution in use.
Before replacing the smoke detector, inform the related administrative departments of the
temporary downtime of the fire extinguishing system. In addition, remove the cable
connected to the 2ND STAGE NO terminal on the extinguishant control panel to disable
the linkage control function. After the smoke detector is replaced, reconnect the cable to
the 2ND STAGE NO terminal on the extinguishant control panel to enable the linkage
control function, and inform the administrative departments that the system has become
operational.
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5 Parts Replacement
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