Huawei FusionModule 1000A40 Maintenance Manual page 129

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FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
Procedure
Step 1 Switch off the active and standby power supplies to the fire alarm control panel.
Figure 5-46 Switching off the active and standby power supplies
Step 2 Disconnect the interconnection cables between the electromagnetic valve and the fire alarm
control panel, as shown in
shown in
Issue 04 (2018-01-05)
For the diagrams, see the initial configuration parameter manual for the solution in use.
Before replacing the fire cylinder, 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.
Figure
Figure
5-48.
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Copyright © Huawei Technologies Co., Ltd.
5-47. Disconnect cables from the electromagnetic valve, as
5 Components Replacement
121

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