Hitachi RAK-18PSA Mode D'emploi page 29

FILTER CLEANING OPERATION (continued)

Maintenance
No daily maintenance is required. However, dust amount varies depending on the environment in which
the air conditioner is used. Check the dust amount approximately once every two years and throw the
dust, if any.
Greasy dirt can also be cleaned by the combined function of filter cleaning and micro mesh stainless filter. If the
dirt looks heavy, remove the micro mesh stainless filter, dust catcher and filter cleaning wiper to wash them with
water.
HOW TO PROHIBIT THE FILTER CLEANING OPERATION
With the remote controller, you can make a setting in which no filter cleaning operation is
performed.
This setting should be made only when the air conditioner is stopped.
Filter cleaning operation (Normal)
(at time of purchase)
"Beep" sound
Press the (FILTER CLEAN) button while pressing the
button (remain for 5 seconds).
A double short beep sounds LV HPLWWHG and the filter cleaning is not
SHUIRUPHG ILOWHU cleaning operation is prohibited) is set.
If the (FILTER CLEAN) button is pressed while pressing down
the (S TOP) button again (hold the buttons for 5 seconds), a
single short beep sound LV HPLWWHG and the setting returns to the filter
FOHDQLQJ operation.
Filter cleaning operation
is prohibited
"Beep Beep" sound
– 23 –
If the filter cleaning operation is
prohibited, the operation check (page
automatic filter cleaning
21、 22)
operation and manual filter cleaning
operation are not performed.
( S TOP)