Replacing Batteries For The Extinguishant Control Panel (Ce) - Huawei FusionDC1000A Maintenance Manual

FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario)
Figure 4-105 Installing the extinguishant abort button
Step 8 Switch on the input circuit breaker of the extinguishant control panel, and connect
the battery cables.
Step 9 Check whether the new extinguishant abort button is working properly.
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4.5.8 Replacing Batteries for the Extinguishant Control Panel
(CE)
Prerequisites
Spare extinguishant control panel batteries of the same model are available and
functional.
Issue 01 (2021-04-20)
Disconnect the wiring terminals from the electrical actuator on the fire
cylinder.
NO TE
After the wiring terminals are disconnected from the electrical actuator, the extinguishant
control panel generates an alarm, which is normal.
Press the manual gas release button on the extinguishant control panel.
Press the extinguishant abort button, and rotate it counterclockwise.
NO TE
If you press the extinguishant abort button, the countdown stops. After you reset the
extinguishant abort button, the countdown starts from zero again. This indicates that the
extinguishant abort button is working properly.
Reset the manual gas release button.
Flip the key Enable Control counterclockwise (rightward). Reset the
extinguishant control panel by pressing Reset on it. Then, reset the key
Enable Control clockwise (leftward).
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