Hitachi RAK-60NHA1, Instruction Manual

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MAINTENANCE
Cleaning and maintenance must be carried out only by quali fi ed service personal. Before cleaning,
stop operation and switch off the power supply.
1. AIR FILTER
Clean the air fi lter, as it removes dust inside the room. In case the air fi lter is full of dust, the air fl ow
will decrease and the cooling capacity will be reduced. Further, noise may occur. Be sure to clean
the
fi lter following the procedure below.
! CAUTION
1
Open the front panel and remove the fi lter
●
Gently lift and remove the air cleansing and
deodorizing fi lter from the air fi lter frame.
2
Vacuum dust from the air fi lter and air cleansing
and deodorizing fi lter using vacuum cleaner. If
there is too much dust, rinse under running tap
water and gently brush it with soft bristle brush.
Allow
fi lters to dry in shade.
3
●
Re-insert the air cleansing and deodorizing
fi lter to the fi lter frame. Set the fi lter with
“FRONT” mark facing front, and slot them
into the original state.
●
After attaching the fi lters, push the front panel
at three arrow portions as shown in fi gure and
close it.
! CAUTION
●
Do not wash with hot water at more than 40°C. The fi lter may shrink.
●
When washing it, shake off moisture completely and dry it in the shade; do not expose it directly
to the sun. The fi lter may shrink.
● Do not use detergent on the air cleansing and deodorizing fi lter as some detergent may deteriorate
the fi lter electrostatic performance.
ROC D R
NOTE:
●
Air cleansing and deodorizing fi lter should be cleaned every month or sooner if noticeable loading
occurs. When used overtime, it may loose its deodorizing function. For maximum performance, it
is recommended to replace it every 3-6 months depending on application requirements.
(EN2) RAK-60-70NHA1 20 (EN2) RAK-60-70NHA1 20 3/27/14 6:29 PM 3/27/14 6:29 PM