7 | Maintenance and service
User reference guide
28
FTXF20~42D5V1B + ATXF20~42D5V1B
Daikin room air conditioners
4D520466-13G – 2021.12
5 Install all filters back in their original positions.
INFORMATION
▪ If the dust does NOT come off easily, wash them with a neutral detergent diluted
in lukewarm water. Dry the air filters in the shade.
▪ It is recommended to clean the air filters every 2 weeks.
7.6 To take following items into account before a long idle period
Operate the unit in fan only mode for several hours to dry the inside of the unit.
1 Press and select fan only operation.
2 Press to start operation.
3 After operation stops, turn the breaker OFF.
4 Clean the air filters and replace them in their original position.
5 Remove the batteries from the user interface.
INFORMATION
It is recommended to have periodical maintenance performed by a specialist. For
specialist maintenance, contact your dealer. Maintenance costs shall be borne by the
customer.
In certain operating conditions the inside of the unit may get dirty after several
seasons of use. This results in poor performance.
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