Replacing A Fire Cylinder (Ce) - Huawei FusionModule 1000A40 Maintenance Manual

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FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
----End
Follow-up Procedure
Dispose of the removed the extinguishant discharge abort that is confirmed faulty.

5.5.7 Replacing a Fire Cylinder (CE)

Prerequisites
A spare fire cylinder of the same model is available and functional.
Impact on the System
The fire extinguishing system stops working during the replacement.
Preparations
Tools: pallet truck, Phillips screwdriver, M8 Phillips screwdriver, protective gloves, adjustable
wrench, pipe wrench, step ladder
Materials: spare fire cylinder, sealing tape
Documents: fire extinguishing device layout diagram (CE)
Skill requirement: fire engineer
Procedure
Step 1 Disconnect the battery cables, and switch off the input circuit breaker of the extinguishant
control panel.
Step 2 Move the new fire cylinder using a pallet truck to a position adjacent to the pre-fab. module
door.
Step 3 Disconnect the interconnection terminals on the electric control head from the extinguishant
control panel. Remove the electric control head by rotating it counterclockwise.
Step 4 Disconnect the fire cylinder and fire extinguishing pipeline.
1.
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 normal.
Remove the high-pressure hose, as shown by (1) in
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Copyright © Huawei Technologies Co., Ltd.
5 Components Replacement
Figure
5-76.
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