Check Item Check Method Maintenance
Interval
Grounding
reliability
Check whether ground cables are
securely connected.
6 months after the
rst commissioning
and once every 6 to
12 months after that
Sealing Check whether all terminals and ports
are properly sealed.
Once 12 months
Vegetation
around the
inverter
● Perform inspection and weeding as
required.
● Clean the site promptly after
weeding.
Based on the local
wilting season
8.3 Alarm Reference
For details about alarms, see Inverter Alarm Reference.
SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-
M3
User Manual 8 Maintenance
Issue 18 (2024-03-10) Copyright © Huawei Technologies Co., Ltd. 82
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