Replacing A Fuse - Huawei FusionModule1000A20 Maintenance Manual

FusionModule1000A20 CT Solution
Maintenance Guide
Step 2 Replace the indicator if no voltage is detected by using a multimeter.
Step 3 Loosen the screw at the rear of the indicator and remove the conducting wire.
Figure 5-4 Removing an indicator
Step 4 Remove the retaining ring from the indicator and remove the indicator from the mounting
hole.
Step 5 Install a new indicator on the mounting hole, secure the retaining ring, reconnect the
conducting wire, and switch on the MCB.
----End
Follow-up Procedure
Dispose of the removed indicator that is confirmed faulty.

5.1.2.6 Replacing a Fuse

Prerequisites
A spare fuse of the same model is available and functional.
When replacing a fuse, you must wear insulated gloves, and must not touch the input copper
bar.
Impact on the System
None
Issue 01 (2019-02-25)
When removing cables, label the cables with corresponding terminal ports for later connection.
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5 Parts Replacement
66