Panasonic CS-U9YWA Operating Instructions Manual page 23

Cleaning instructions
Please turn off the NFB for long off period.
■
■ Is there cold air?
Operate the air-con for 15 min. It's normal if
the temperature difference of indoor unit outlet
and intake vent is more than 8
1
There will be dust inside the unit after annual usage and will reduce performance.
●
It may stink depends on usage conditions, or poor drainage
●
caused by trash or dust accumulation.
Besides general maintenance, we suggest you check the equipment regularly.
For details such as expenses, please directly contact affiliated services sites or dealers.
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20
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C8041-3830 23
Checking before operational season
■
C of cold air.
o
In order to dry the
internal unit, please
adopt Dry and
Anti-mildew procedure.
Notice of Checking Equipment
Caution
Is there blocking in front
of outlet and intake vent?
Long Off Period
2
Stop air-con operation
and turn off the NFB.
Is the remote controller
■
battery replaced?
Please replace the battery as
soon as possible when the display
part of remote controller is blurred.
3
Take out the
battery from the
remote
controller.
使
用
方
法
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