Maintenance - Delta RPI-H3 Owner's Manual

8. Maintenance

In order to ensure the normal operation of PV Inverter, please check up
regularly at least once each year or each half year. Check all the terminals,
screws, cables are connected well. If there are any impaired parts, please
contact with the qualified technician to repair or replace to the new spare part.
To ensure that no foreign body stocks at the heat outlet, please clean up once
a half year by qualified technicians.
WARNING！ ！ ！ ！ Death and serious injuries may occur.
Before maintenance, please must disconnect AC and DC to avoid
risk of electronic shock.
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