Annual Maintenance - Huawei FusionModule2000 V500R002C03 Maintenance Manual

FusionModule2000 Smart Modular Data Cente
Maintenance Guide

4.6 Annual Maintenance

Table 4-11 Annual maintenance
Item Operation
Battery When the UPS is backed up,
capacity test discharge a battery to the
undervoltage alarm threshold, to
refresh the capacity of the battery.
1. Each battery terminal is
Battery
connection
reliability
2. The tightening torque of each
Circuit breaker Manual operation
operation after
power off
PDC Visual observation
air-tightness
Cable Multimeter
insulation
PDC insulation Multimeter
Insulation Multimeter
resistance of
the secondary
loop
Issue 03 (2019-12-04)
connected reliably. (When
battery strings are powered off,
check the reliability of each
terminal in the order from
positive terminals to negative
terminals.)
battery screw meets the
requirements of the battery
manufacturer. (A torque wrench
is used for checking the torque.
After checking that the battery
screws meet the requirements,
mark the screws for later check.)
Copyright © Huawei Technologies Co., Ltd.
Standard
The test result is Pass.
The battery string
connection point is not
loose, and there is no
battery fault alarm.
Switch on or off the
circuit breaker after
powering off the device,
the circuit breaker is
switched on and off
smoothly for five times.
Check cable holes and
PDC sealing plates, there
is no hole, and sealing
plates have not shifted.
Measure the insulation
resistance, the insulation
resistance is greater than
or equal to 5 megohms.
Measure the insulation
resistance, the insulation
resistance is greater than
or equal to 10 megohms.
Measure the insulation
resistance, the insulation
resistance is greater than
or equal to 2 megohms.
4 Routine Maintenance
Troubleshooting
1. Locate the cause when
an exception is
identified.
2. If the fault persists,
contact Huawei
technical support.
1. Rectify any abnormal
connection.
2. If the fault persists,
contact Huawei
technical support.
If the circuit breaker
jams, maintain or replace
it.
If there is a hole or a
sealing plate has shifted,
seal the cable hole or
reinstall the sealing plate.
If the cable insulation
does not meet the
requirement, replace the
power cable.
If the insulation does not
meet the requirement,
check and maintain each
component.
If the insulation does not
meet the requirement,
check and maintain each
component and signal
cables.
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