Replacing An Indicator - Huawei FusionModule1000A20 Maintenance Manual

FusionModule1000A20 CT Solution
Maintenance Guide
Figure 5-3 Replacing the module
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.

5.1.2.5 Replacing an Indicator

Prerequisites


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.
Issue 01 (2019-02-25)
 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.
An indicator is dim or faulty.
Spare indicators of the same model are available and functional.
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5 Parts Replacement
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