User Manual of Solar Intelligent Energy System (SIES)
TBB Power Confidential Page
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5.7 Periodic Maintenance
Regularly inspect the Smart Box to check the status of SPD of PV combiner box. If the window
of SPD became red, it needs to be changed immediately.
It is highly recommended to inspect the RCD monthly and check whether it still works properly
or not.
If the battery had not been used for a long time, it should be charged regularly.
Clean the dust regularly in order to present the dust from blocking the ventilation hole.
Inspect the wirings regularly and check whether they were secured tightly and check if there is
any broken.
