Cleaning Interval; Cleaning The Internal Dust; Cleaning The Foundation; Checking And Cleaning The Air Inlets/Outlets - Sungrow SG3425UD System Manual

System Manual

12.4.2 Cleaning Interval

The cleaning interval of the inverter depends on the operation conditions of the inverter, for
example, the weather condition and etc. It is necessary to make sure the inverter exterior
and interior areas are clean. If the operation conditions are severe, in desert area for
instance, the cleaning interval shall be shorter. The cleaning of the inverter inside devices
and the air inlet and outlet shall be more frequent.

12.4.3 Cleaning the Internal Dust

Use a vacuum cleaner instead of a broom to clean the dust inside the inverter.

12.4.4 Cleaning the Foundation

The foundation is designed with maintenance entry. Enter the foundation to check the
cleanness periodically. Use a vacuum cleaner to clean the foundation if necessary.

12.4.5 Checking and Cleaning the Air Inlets/outlets

12.4.5.1 Air Inlets
Brief Introduction
The air inlets are located at the top of the inverter. It is recommended to clean the air inlet
regularly, to avoid blocking.
Procedure
Clean the air inlets with a vacuum.
12.4.5.2 Air Outlets
Brief Introduction
The lower air outlet is located at the lower part of the inverter. It is recommended to clean
the filter screen of the air outlet regularly.
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