Annual Maintenance - Huawei FusionModule2000 Maintenance Manual

FusionModule2000 Smart Modular Data Center
Maintenance Guide

3.6 Annual Maintenance

Table 3-11 Annual maintenance
Item
Battery
connection
reliability
Battery capacity
test
Issue 02 (2022-07-30)
Method
1. When battery
strings are
powered off,
check the
reliability of
each
connection
point from
positive
terminals to
negative
terminals. All
points should
be connected
reliably.
2. Use a torque
wrench to
check the
tightening
torque for each
battery screw.
The torque
meets the
requirements
of the battery
manufacturer.
After checking
that the
battery screws
meet the
requirements,
mark the
screws for later
check.
When the UPS is
backed up,
discharge a
battery to the
undervoltage
alarm threshold,
to refresh the
capacity of the
battery.
Copyright © Huawei Digital Power Technologies Co., Ltd.
3 Routine Maintenance
Expected Result
The battery string
connection point
is not loose, and
no battery fault
alarm is reported.
The test result is
Pass.
Troubleshooting
1. Rectify any
abnormal
connection.
2. If the fault
persists,
contact
technical
support.
1. Locate the
cause when an
exception is
identified.
2. If the fault
persists,
contact
technical
support.
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