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11. SYSTEM MAINTENANCE
For the inverter's long-term performance, it is suggested to maintain
your inverter regularly:
NOTICE：
HEAT SINK MIGHT INDUCE INJURY
When the inverter is operating, the heat sink might exceed 60ºC:
• Please disconnect all electrical cables and connections. Wait for the
inverter to cool down completely.
• Use compressed air cleaning or a soft brush to clean the inverter heat
sink.
• ALL aggressive chemicals, cleaning solvents or strong detergents are
FORBIDDEN.
Content
Maintenance Measures
• Check if the heat sink is covered and
dusted
• Maintenance of DC Switch can be
System
performed at night. Turn the switch to
Cleaning
ON and OFF
positions for 4~5 times.
• Use a wet cloth to clean the display
• Inspect the enclosure for damage/
deformation
• Listen for abnormal noises during
System
operation
Status
• Check if the parameters are normal
during operation
• Check if the cables are loose
• Check if the cable insulations are
Commissio-
damaged, especially the parts in contact
ning
with metal surfaces
• Check if the cables are securely
Grounding
grounded
Cycle
Annually OR Half a
year
Half a year
Half a year after first
commissioning
Annually OR Half a
year
Half a year after first
commissioning
Annually OR Half a
year
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12. RESTARTS
When reconnecting the inverter for electrical power supply, please follow
the commissioning procedures and safety instructions as described in
Section 6 when applicable (e.g. DC Wires need to be reassembled).
Please run safety checks as described in Section 7 before closing the DC
Switch and starting up again.
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