Cleaning The Internal Dust; Cleaning The Foundation; Filter Checking And Cleaning - Sungrow SG2500-MV System Manual

12 Routine Maintenance

12.3.3 Cleaning the Internal Dust

For the inverter internal dust cleaning, please use a vacuum cleaner instead of broom.
The vacuum cleaner can get power supply from the backup socket inside the
intelligent power distribution cabinet. For the marking of the backup socket,
please refer to the circuit diagram inside the cabinet door of the intelligent
power distribution cabinet.

12.3.4 Cleaning the Foundation

The foundation is designed with maintenance entry. You should enter inside the foundation
to check the cleanness of the foundation periodically. Use a vacuum cleaner to clean the
foundation if necessary.

12.3.5 Filter checking and cleaning

It is recommended to check and clean the inverter filter at least every six
months.
The maintenance interval should be shortened to once every three months or
shorter if the dust deposition is heavy.
The air inlets located on the front and back sides of the inverter are entrances of cool air.
Periodically clean and replace the filter cotton and filter screen to ensure the air circulation
and proper temperature inside the inverter.
Cleaning and replacing operation are performed on the air inlet window outside the
inverter:
Push the two spring lock catches toward the middle of the air inlet window to open the
Step 1
outside shutters of air inlet window.
Remove the air filter cotton inside the air inlet window , and shake the dust off.
Step 2
Step 3 Clean the filter screen with warm water and degreaser and then dry it in the air if necessary.
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Filter cotton
Filter screen
System Manual