Replacing An External Horn Strobe (Ce) - Huawei FusionModule1000A20 Maintenance Manual

FusionModule1000A20 Prefabricated All-in-One
Data Center
Maintenance Guide

6.4.5 Replacing an External Horn Strobe (CE)

Prerequisites
A spare horn strobe is available and functional.
Impact on the System
The fire extinguishing system stops working during the replacement.
Preparations
Tools: Phillips screwdriver, step ladder
Materials: spare horn strobe, key to the control box
Document: fire extinguishing device layout diagram (CE)
Skill requirement: fire engineer
Before replacing the horn strobe, inform the related administrative departments 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 Disconnect the battery cables, and switch off the input circuit breaker of the
extinguishant control panel.
Step 2 Remove screws from the horn strobe using a Phillips screwdriver, and remove the
cover.
Figure 6-29 Removing the cover
Step 3 Remove the cables to the horn strobe.
Issue 03 (2022-12-15)
NO TICE
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