Replacing A Heat Detector - Huawei FusionDC1000A Maintenance Manual

FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario)
Figure 4-66 Reference line for smoke detector installation
Step 7 After verifying that the new smoke detector is properly installed, switch on the
active and standby power supplies to the fire alarm control panel.
Step 8 Check that the new smoke detector is working properly.
If the red indicator blinks once every 6s, the smoke detector is working properly.
----End
Follow-up Procedure
Dispose of the removed smoke detector that is confirmed faulty.

4.4.3 Replacing a Heat Detector

Prerequisites
A spare heat detector of the same model is available and functional.
Impact on the System
The fire extinguishing system stops working during the replacement.
Prerequisites
Tools: protective gloves, step ladder, Phillips screwdriver
Material: spare heat detector
Document: fire extinguishing device layout diagram (standard)
Skill requirement: fire engineer
Issue 01 (2021-04-20)
NO TE
NO TE
Before replacing the heat detector, inform the related administration department of the
temporary downtime of the fire extinguishing system. After the replacement, inform the
administration department that the system has become operational.
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4 Parts Replacement
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