Routine Maintenance - Goodwe ET Series User Manual

User Manual V1.0-2022-08-30

9.5 Routine Maintenance

•
• Wear proper PPE before any operations.
Maintaining Item
Check the heat sink, air intake, and air
System Clean
outlet for foreign matter or dust.
DC Switch
working properly.
Check whether the cables are securely
connected. Check whether the cables are
Electrical Connection
broken or whether there is any exposed
copper core.
Check whether all the terminals and ports
Sealing are properly sealed. Reseal the cable hole
if it is not sealed or too big.
test, there should add Zref between
THDi Test
WARNING
Maintaining Method
53
Maintaining Period
Once a year
Once a year