Check Item Check Method Maintenance
Interval
Cleanness of
air intake and
exhaust vents
Check periodically whether there is
dust or foreign objects at the air intake
and exhaust vents.
Power o the
inverter and remove
dust and foreign
objects. If necessary,
remove the bae
plates from the air
intake and exhaust
vents for cleaning.
Once every 6 to 12
months (or once
every 3 to 6 months
based on the actual
dust conditions in
the environment)
Fan Check whether the fan generates
abnormal noise during operation.
Remove foreign
objects from the fan.
If the abnormal
noise persists,
replace the fan. For
details, see 8.5
Replacing a Fan.
Once every 6 to 12
months
System
running status
● Check whether the inverter is
damaged or deformed.
● Check whether the inverter
generates abnormal sound during
operation.
● Check whether all inverter
parameters are correctly set during
operation.
Once every 6
months
Electrical
connection
● Check whether cables are
disconnected or loose.
● Check whether cables are damaged,
especially whether the cable sheath
that contacts a metal surface is
damaged.
6 months after the
rst commissioning
and once every 6 to
12 months after that
Grounding
reliability
Check whether the PE cable is 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 a year
SUN2000-(8K, 10K)-LC0 Series
User Manual 8 System Maintenance
Issue 01 (2023-09-15) Copyright © Huawei Digital Power Technologies Co., Ltd. 90