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FusionModule1000A20 Prefabricated All-in-One Data
Center
Maintenance Guide
4 Parts Replacement
Issue 01 (2019-07-15)
Copyright © Huawei Technologies Co., Ltd.
36
Figure 4-6
Replacing the module
If one SPD module is damaged by lightening, it is recommended that all SPD modules be replaced.
If the SPD module cannot be pulled out, use a tool such as a flat-head screwdriver to lever it out.
Step 5
Install the spare SPD module, and switch on the SPD circuit breaker.
Step 6
Reinstall the protective panel.
----End
Follow-up Procedure
Dispose of the removed SPD module that is confirmed faulty.
4.1.2.6 Replacing an Indicator
Prerequisites
An indicator is dim or faulty.
Spare indicators of the same model are available and functional.
Impact on the System
None
Preparations
Tools: Phillips screwdriver, multimeter
Materials: spare indicator
Documents: none
Skill requirement: electrician's work permit
Procedure
Step 1
Switch off the protective miniature circuit breaker (MCB) or fuse.