Appendix
39
Maintenance
Cleaning the Product
Wipe off the outside of the product with a soft towel with lukewarm water and wipe it with a clean
hand towel so that dirt will not occur when using a neutral detergent. When cleaning the outside
of the product, do not brush it with a rough brush, toothpaste, or flammable materials. Do not use
cleaning agents containing flammable substances.
- It may cause discoloration of the product or damage to the product.
- Flammable substances : Alcohol (Ethanol, Methanol, Isopropyl alcohol, Isobutyl alcohol, etc.),
Thinner, Benzene, Flammable liquid, Abrasive etc.)
Wiping with strong pressure may damage the surface. Do not leave rubber or plastic products in
contact with the product for a long period of time.
When cleaning the air duct, shut off all the systems including PCS, PV module, battery, AC circuit
breaker. After that, clean the filter with soft brush.
4
Inspecting Regularly
It is recommended to check the operating status and connection status once a year. It should be
done by technician or authorized people. Contact authorized dealer or where you purchased.