Figure 5-12 Loop 2 FIRE RELAY indicator on
Step 7 Reset the ejector of the electrical actuator.
Step 8 Reset the extinguishant control panel.
Wait for one minute and turn the Enable Control key rightward. After the LCD changes
from EEE to Ad, press Reset on the extinguishant control panel to reset the extinguishant
control panel.
Figure 5-13 Enable Control position
Step 9 Commission the pneumatic switch.
1. Open the cover of the pneumatic switch.
FusionDC1000A Prefabricated All-in-One Data
Center
Commissioning Guide (IT Scenario) 5 System Commissioning
Issue 02 (2022-12-15) Copyright © Huawei Digital Power Technologies Co., Ltd. 75
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