FusionModule1000A20 Prefabricated All-in-One Data
Center
Maintenance Guide
4 Parts Replacement
Issue 01 (2019-07-15)
Copyright © Huawei Technologies Co., Ltd.
69
Figure 4-35
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.
1.
Disconnect the wiring terminals from the electrical actuator on the fire cylinder.
After the wiring terminals are disconnected from the electrical actuator, the extinguishant control panel
generates an alarm, which is normal.
2.
Press the manual gas release button on the extinguishant control panel.
3.
Press the extinguishant abort button, and rotate it counterclockwise.
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.
4.
Reset the manual gas release button.
5.
Flip the key to
Enable Control
counterclockwise (rightward). Reset the extinguishant
control panel by pressing
Reset
on it. Then, reset key to
Enable Control
clockwise
(leftward).
----End
4.4.8 Replacing Batteries for the Extinguishant Control Panel (CE)
Prerequisites
Spare extinguishant control panel batteries of the same model are available and functional.
Impact on the System
None