Replacing An Emergency Light (Ce) - Huawei FusionDC1000A Maintenance Manual

FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario)
Step 10 Check whether the new extinguishant control panel is working properly.
----End

4.5.12 Replacing an Emergency Light (CE)

Prerequisites
A spare emergency light of the same model is available and functional.
Impact on the System
None
Preparations
Tools: Phillips screwdriver, flat-head screwdriver, step ladder, protective gloves
Materials: spare emergency light
Skill requirement: fire engineer
Procedure
Step 1 Turn off the upstream switch of the emergency light power cable.
Figure 4-115 Emergency light
Step 2 Remove the protective cover of the emergency light.
Step 3 Loosen the emergency panel using a flat-head screwdriver, and remove the panel.
Step 4 Remove screws from the emergency light base using a Phillips screwdriver, and
remove the base.
Step 5 Install the new emergency light base and the panel in the same way.
Issue 01 (2021-04-20)
NO TE
If the power indicator is on and the alarm indicator is off, the fire control panel is working
properly.
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4 Parts Replacement
166