User`s manual

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1. When the maintenance display and “BACKUP”

are lit up

The outdoor unit is running in emergency mode and

inspection is required. Please consult your dealer.

2. When the maintenance display

and “1” are lit up The time for periodic maintenance of the outdoor unit

already came. Please consult your dealer.

3. When the maintenance display

and “2” are lit up This is a notice that it is time for periodic maintenance

of the outdoor unit. Please consult your dealer.

4. When the maintenance display

is lit up This is a notice that it is time for periodic maintenance

of the

indoor unit. Please check the indoor unit model

and consult your dealer.

5. When the clean ﬁlter display

is lit up This is a notice that it is time for the air ﬁlter to be

cleaned. Please clean the air ﬁlter.

Note

Until the abnormal indoor unit is released, the number is not displayed for the indoor unit for which the maintenance

display or clean ﬁlter display is lit up.

When the Filter Cleaning Is Complete

1 2

1. Press the ALL / GROUP / ONE button and select , , or .

ALL : All the managed units are reset.

GROUP : All the indoor units in the selected group number are reset. To select all the groups, select “88”.

ONE : Only the selected indoor unit is reset.

Press the SELECT (

or ) button to select the one indoor unit.

2. Press the FILTER RESET button.

The cumulative running time is reset and the clean ﬁlter display goes out.

To set another group or individual indoor unit, repeat Steps

1 and 2.

Note

It is also possible to set the clean ﬁlter display of central control to not be displayed. Please consult your dealer.•