8 Maintenance
8.1 Routine Maintenance
To ensure that the SUN2000 can operate properly for a long term, you are advised
to perform routine maintenance on it as described in this chapter.
● Before cleaning the system and maintaining the cable connections and
grounding reliability, power
o the system and ensure that the two DC
switches on the SUN2000 are OFF.
● If you need to open the maintenance compartment door on rainy or snowy
days, take protective measures to prevent rain and snow entering the
maintenance compartment. If it is impossible to take protective measures, do
not open the maintenance compartment door on rainy or snowy days.
Table 8-1 Maintenance checklist
Item
Check Method Maintenance
Frequency
System
cleanliness
Periodically check that the heat
sinks are free from obstacles or
dust.
Once every six to
twelve months
System running
status
● Check that the SUN2000 is not
damaged or deformed.
● Check that the running sound of
the SUN2000 is normal.
● When the SUN2000 is running,
check that all SUN2000
parameters are correctly set.
Once every six
months
SUN2000-(70KTL, 75KTL)-C1
User Manual 8 Maintenance
Issue 09 (2020-10-12) Copyright © Huawei Technologies Co., Ltd. 96
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