Replacing A Light - Huawei FusionModule1000A20 Maintenance Manual

FusionModule1000A20 Prefabricated All-in-One
Data Center
Maintenance Guide
Documents: documents delivered with the DC power system battery, power supply
and distribution system diagram, power supply and distribution device layout
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.

6.1.4 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
Issue 03 (2022-12-15)
NO TICE
Copyright © Huawei Digital Power Technologies Co., Ltd.
6 Parts Replacement
82