FusionModule1000A40 ICT Solution
Maintenance Guide
4 Parts Replacement
Issue 01 (2019-03-05)
Copyright © Huawei Technologies Co., Ltd.
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Figure 4-6
Detecting the voltages
Step 4
Hold down the faulty SPD module and pull it out.
Figure 4-7
Replacing a surge protection module
If there is a faulty SPD module, 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.
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Follow-up Procedure
Dispose of the removed SPD module that is confirmed faulty.
4.1.8.5 Replacing an Indicator
Prerequisites
An indicator is dim or faulty.
Spare indicators of the same model are available and functional.