Toshiba RBC-AMSU51-ES Owner's Manual page 28

NOTE
• "Clean the air filter" or "Filter check"appears on the display when there is no remaining time for filter cleaning.
• " " (filter sign) appears on the detailed display. The sign is not displayed when the remote controller is in the normal
display mode.
• The remaining time for filter cleaning of the Header air conditioning unit is displayed when 2 or more indoor units are
connected.
• The remaining time for filter cleaning differs depending on the connected indoor unit.
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Owner's Manual