Replacing An Extinguishant Control Panel (Ce) - Huawei FusionDC1000A Maintenance Manual

FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario)
Step 5 Remove the valve positioning kit, open the valve, reinstall the positioning kit, and
secure it.
Slowly open the valve. To avoid unexpected blowout, do not quickly open the
valve.
Figure 4-113 Opening the valve
Step 6 Check the end pressure gauge on the front of the cabinet. The pointer should be
in the green zone and the pressure reading should be greater than 1.6 MPa at
20°C. Record the reading of the pressure gauge. 8 hours later, observe the pressure
gauge again. The pressure reading should remain unchanged.
----End

4.5.11 Replacing an Extinguishant Control Panel (CE)

Prerequisites
A spare extinguishant control panel of the same model is available and functional.
Impact on the System
The fire extinguishing system stops working during the replacement.
Preparations
Tools: Phillips screwdriver, protective gloves
Materials: spare extinguishant control panel
Documents: delivered with the extinguishant control panel
Issue 01 (2021-04-20)
NO TICE
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4 Parts Replacement
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