System Maintenance; Routine Maintenance - Huawei SUN 2000 Series User Manual

SUN2000-4.95KTL-JPL0
User Manual

7.1 Routine Maintenance

To ensure that the solar inverter 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, connecting cables, and ensuring the grounding reliability, power
off the system.
Table 7-1 Maintenance list
Item
System
cleanliness
System running
status
Electrical
connections
Grounding
reliability
Sealing
Issue 03 (2020-06-03)
7
Check Method
Check the heat sink for foreign matter or the
overall health of the solar inverter.
Check that the solar inverter is not damaged
or deformed.
 Check that cables are securely
connected.
 Check that cables are intact, and that in
particular, the parts touching the metallic
surface are not scratched.
Check that the ground terminal and ground
cable are securely connected.
Check that all terminals and ports are
properly sealed.
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System Maintenance

7 System Maintenance
Maintenance
Interval
Once every twelve
months or every time an
abnormality is detected
Once every twelve
months
The first inspection is 6
months after the initial
commissioning. From
then on, the interval can
be 6 to 12 months.
Once every twelve
months
Once every twelve
months
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