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.
136
Impact on the System
The fire extinguishing system stops working during the replacement.
Preparations
Tools: protective gloves, step ladder, Phillips screwdriver, heating device
Materials: spare heat detector
Document: fire extinguishing device layout diagram (CE)
Skill requirement: fire engineer
For the diagrams, see the initial configuration parameter manual for the solution in use.
Before replacing the heat detector, inform the related administrative departments of the
temporary downtime of the fire extinguishant system. After the replacement, inform the
administrative departments that the system has become operational.
Procedure
Step 1
Disconnect the battery cables, and switch off the input circuit breaker of the extinguishant
control panel.
Step 2
Hold the heat detector, and rotate it counterclockwise to remove it from the base.
Figure 5-66
Removing a heat detector
Step 3
Remove the cables from the base.