Hitachi RAS-SX18HAK Instruction Manual page 32

Indoor unit/outdoor unit
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EN̲32.ai   2010-7-7   15:24:38
EN̲32.ai   2010-7-7   15:24:38
FILTER CLEANING OPERATION (continued)
2
Manual filter cleaning operation
Use the remote controller to run filter cleaning operation when the air conditioner operation is stop.
If the air conditioner is not in use for a long period, it is recommended to manually run filter cleaning
before it is initialized.
C
3
Maintenance
M
Y
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
CM
dust, if any.
MY
Greasy dirt can also be cleaned by the combined function of filter cleaning and micro mesh stainless filter. If the
CY
dirt looks heavy, remove the micro mesh stainless filter, dust catcher and filter cleaning wiper to wash them with
CMY
water. (Maintenance, page 34~38)
K
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)
Press the
The cleaning unit makes one cycle of back and forth movement to sweep
the dust on the micro mesh stainless filter and the dust catcher puts the
collected dust into the dust box.
• One cycle of filter cleaning operation will take approximately 5 minutes.
• During manual filter cleaning operation, movable panel and horizontal air
deflectors remain closed when fan operation starts.
STOP
(Maintenance, page 34)
Press the
button (remain for 5 seconds).
• A double short beep sounds and the filter cleaning is not performed (filter
cleaning operation is prohibited) is set.
• If the
single short beep sounds and the setting returns to the filter cleaning
operation.
(at time of purchase)
"Beep" sound
(MANUAL CLEAN) button when the air-conditioner stops.
Press the
(STOP) button twice.
• Press
(STOP) button on the remote controller twice to stop the process
of filter cleaning operation.
(MANUAL CLEAN) button while pressing the
(MANUAL CLEAN) button is pressed while pressing down
the (ON/OFF) button again (hold the buttons for 5 seconds), a
Filter cleaning operation
is prohibited
"Beep Beep" sound
– 32 –
(ON/OFF)
• If the filter cleaning operation is
prohibited, the operation check (page
1
10),
automatic filter cleaning
2
operation and
manual filter cleaning
operation are not performed.

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