FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
5 Components Replacement
Issue 04 (2018-01-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
141
For the diagrams, see the initial configuration parameter manual for the solution in use.
Before replacing the StroBell, 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 normal.
Procedure
Step 1
Disconnect the battery cables, and switch off the input circuit breaker of the extinguishant
control panel.
Step 2
Remove the screws securing the StroBell using a hex key, and remove the StroBell cover.
Figure 5-72
Removing the StroBell cover
Step 3
Remove the StroBell cables and label them.
As a terminal resistor is connected to the last StroBell in the loop in parallel, remove the terminal
resistor from the faulty StroBell, and connect the resistor to the new StroBell when you replace the
StroBell.