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MAINTENANCE
ENGLISH
CAUTION
• Turn off the power and unplug the power cord before you perform any maintenance; oth-
erwise it may cause electric shock.
• Never use water that is hotter than 40°C when you clean the filters. It may cause defor-
mation or discoloration.
• Never use volatile substances when you clean the filters. They may damage the surface
of the product.
• Do not wash the 3M Micro Protection Filter with water, because the filter can be dam-
aged.
!
NOTE
!
• The location and shape of the filters may differ, depending on the model.
• Make sure to clean the heat exchanger coils of the outdoor unit regularly, as dirt collected
in the coils may decrease the operational efficiency or increase energy costs.