Huawei SmartLi 2.0 User Manual page 141

SmartLi 2.0
User Manual
Check Item
Battery
appearance
Table 7-2 Quarterly maintenance
Check Item
Dust on the air
filter
Shallow
discharge test
(recommende
d).
Table 7-3 Annual maintenance
Check Item
Grounding
Power cables
and terminals
Capacity test
Issue 09 (2022-01-30)
Expected Result
1. The surface is clean and tidy
without stains.
2. The battery terminals are
intact.
3. Batteries are free from
damage and cracks.
4. Batteries are free from acid
or electrolyte leakage.
5. Batteries are not deformed
or bulged.
Expected Result
No obvious dust is
accumulated.
Conduct a shallow discharge
test when the UPS is backed up
to verify that the batteries can
discharge normally.
Expected Result
Ground cables are connected
securely.
Screws are tightened. The
insulation layers of cables are
intact and terminals are free
from black marks and noticeable
sparks.
When the UPS is backed up,
discharge a battery to the
undervoltage alarm threshold to
refresh the capacity of the
battery.
Copyright © Huawei Technologies Co., Ltd.
7 Routine Maintenance
Troubleshooting
If an exception occurs, contact
technical support.
Troubleshooting
Clean the component if
there is heavy dust or
replace the component if it
is damaged.
1. Locate the fault cause. (If
a fault alarm is
generated, handle it
according to the
& SmartLi Alarm
Reference .)
2. If the fault persists,
contact technical support.
Troubleshooting
Tighten the screws.
Replace cables or secure
output terminals.
1. Locate the fault cause.
2. If the fault persists,
contact technical support.
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