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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.
38
Skill requirement: electrician's work permit
Procedure
Step 1
Move the new battery to the place where a faulty battery needs to be replaced.
Step 2
Switch off the circuit breaker or fuse of the battery on the power supply and distribution
system diagram.
Step 3
Remove cables from the faulty battery using a wrench, and insulate the cables.
Step 4
Move the faulty battery out of the battery rack.
Ensure human safety during the movement.
Step 5
Install the new battery and connect cables correctly based on the DC power system battery
wiring diagram.
Step 6
Verify the battery connections. Ensure that the battery quantity and cable connections comply
with the design and the cables or copper bars are reliably installed.
Step 7
Switch on the circuit breaker of the battery in the switch box based on the power supply and
distribution system diagram.
----End
Follow-up Procedure
Dispose of the removed DC power system battery that is confirmed faulty.
4.1.4 Replacing a Light
Prerequisites
Spare LED lights of the same model are available and functional.
Impact on the System
None
Preparations
Tools: multimeter
Material: spare light
Skill requirement: electrician's work permit
Procedure
Step 1
Locate a failed light.