Huawei FusionModule 1000A20 Maintenance Manual page 74

Prefabricated all-in-one data center

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FusionModule1000A20 Prefabricated All-in-One Data

Center

Maintenance Guide



Procedure

Step 1 Disconnect the battery cables, and switch off the input circuit breaker of the extinguishant

control panel.

Step 2 Remove the screws on the panel of the extinguishant abort button using a Phillips

screwdriver.

Figure 4-32 Removing the extinguishant abort button

Step 3 Disconnect the cables from the extinguishant abort button, and remove the panel of the

extinguishant abort button.

Issue 01 (2019-07-15)

Before replacing the extinguishant abort button, inform the related administrative

departments of the temporary downtime of the fire extinguishing system. After the

replacement, inform the administration department that the system has become

operational.

4 Parts Replacement

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