Replacing An Extinguishant Abort Button (Ce) - Huawei FusionModule1000A40 Maintenance Manual

FusionModule1000A40 Prefabricated All-in-One
Data Center
Maintenance Guide
Step 7 Check that the new fire alarm bell is working properly.
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5.4.2.7 Replacing an Extinguishant Abort Button (CE)

Prerequisites
A spare extinguishant abort button of the same model is available and functional.
Impact on the System
The fire extinguishing system stops working during the replacement.
Prerequisites
Tools: Phillips screwdriver, protective gloves
Material: spare extinguishant abort button
Document: fire extinguishing device layout diagram (CE)
Skill requirement: fire engineer
● Before replacing the extinguishant abort button, 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.
Procedure
Step 1 Disconnect the battery cables, and switch off the input circuit breaker of the
extinguishant control panel.
Step 2 Remove the screws on the panel of the extinguishant abort button using a Phillips
screwdriver.
Issue 04 (2021-02-10)
Flip the key Enable Control rightward, and set the access level of the
extinguishant control panel to 2.
Press Silence/Sound Alarm to start or abort the fire alarm bell.
NO TE
If the fire alarm bell starts and aborts normally, and rings loud and clear when it is started,
the fire alarm bell is working properly.
Reset the key Enable Control leftward.
NO TICE
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5 Parts Replacement
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