Mitsubishi Electric PAR-U02MEDA Instruction Book page 74

Maintenance
3
If two or more indoor units are connected, filter cleaning timing for each unit may be different,
depending on the filter type.
will appear when the filter on one of the units is due for cleaning.
When the filter sign is reset, the cumulative operation time of all units will be reset.
is scheduled to appear after a certain duration of operation, based on the premise that the indoor
units are installed in a space with ordinary air quality. Depending on the air quality, the filter may require
more frequent cleaning.
The cumulative time at which filter needs cleaning depends on the model.
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A message indicating that the filter information has
been reset will appear.
Navigating through the screens
• To return to the Menu screen: [Menu] button
• To return to the previous screen: [Back] button
When this screen appears, the system is centrally
controlled and the filter sign cannot be reset.