Hitachi RAS-50WX8 Service Manual page 20

FOR USER'S INFORMATION
The Air Conditioner And The Heat Source In The Room
Caution
If the amount of heat in the room is above the cooling
capability of the air conditioner (for example: more
people entering the room, using heating equipments
and etc.), the preset room temperature cannot be
achieved.
Not Operating For A Long Time
When the indoor unit is not to be used for a long
period of time, please switch off the power from the
mains. If the power from mains remains "ON", the
indoor unit still consumes about 8W in the operation
control circuit even if it is in "OFF" mode.
When Lightning Occurs
Warning
To protect the whole unit during lightning, please
stop operating the unit and remove the plug from the
socket.
Interference From Electrical Products
Caution
To avoid noise interference, please place the indoor
unit and its remote controller at least 1m away from
electrical products.
OFF
Inverter-type
fluorescent
lamp.
T o prevent TV
interference,
place at least
1m away.
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ATTACHING THE AIR CLEANSING FILTERS
CAUTION
Cleaning and maintenance must be carried out only by qualified service personal. Before cleaning,
stop operation and switch off the power supply.
1
Open the front panel.
Pull up the front panel by holding it at both sides
with both hands.
2
Remove the filter.
Push upward to release the claws and pull out the
filter.
3
Attaching the air cleansing filters to the filter.
Attach the air cleansing filters to the frame by gently
compress its both sides and release after insertion
into filter frame.
CAUTION
Do not bend the air cleansing
filter as it may cause damage to
the structure.
4
Attach the filters.
Attach the filters by ensuring that the surface written
"FRONT" is facing front.
After attaching the filters, push the front panel at
three arrow portion as shown in figure and close it.
NOTE
In case of removing the air cleansing filters, please follow the above procedures.
The cooling capacity is slightly weakened and the cooling speed becomes slower when the air cleansing
filters are used. So, set the fan speed to "HIGH" when using it in this condition.
Do not operate the air conditioner without filter. Dust may enter the air conditioner and fault may occur.
Claws
(4 places)
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