Hitachi RAC-50WX8 User manual

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ENGLISH
DEUTSCH
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РУССКИЙ
SPLIT TYPE AIR CONDITIONER
INDOOR UNIT / OUTDOOR UNIT
MODEL
RAS-50WX8(W) RAC-50WX8
RAS-50WX8(B)
INDOOR UNIT
RAS-50WX8(W)
RAS-50WX8(B)
OUTDOOR UNIT
RAC-50WX8
/
(EN cover)RAS/RAC-50WX8(W/B) 31/3/08, 5:27 PM1

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INDOOR UNIT
NAMES AND FUNCTIONS OF EACH PART
Electrical Dust Collector
Negative ions are generated to capture all air-borne
dirt and dust particle.
Air cleansing filter
(Refer Instruction manual)
Air filter
To prevent dust from coming into the indoor unit.
(Refer Instruction manual)
Front panel
Moveable panel
It will be on when the air conditioner is operated and
off when the air conditioner is not in operation.
(Occasionally it may not be on during the operating
mode)
Horizontal deflector ●Vertical deflector
(Air Outlet)
(Refer Instruction manual)
Indoor unit indicators
Light indicator showing the operating condition.
(Refer page 3)
WIDTH (mm)
795
MODEL HEIGHT (mm)
295
DEPTH (mm)
198
MODEL NAME AND DIMENSIONS
●Air cleansing filters are washable and can be use in 1 year time. Type number for this air cleansing
filter is <SPX-CFH20>. Please use this number for ordering when you want to renew it.
●Air cleansing filter 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 1 year depending on application requirements.
NOTE
■Moveable Panel
●It will open up automatically when the air conditioner is in operation to allow a large quantity of air
flowing through as a sort of heat exchange; and it will close up automatically when the air conditioner
stopped operating. Avoid physical adjustments as it may damage the panels’ mechanisms.
●Please do not touch the moving panels during operations as they may pinch your fingers.
RAS-50WX8(W) / RAS-50WX8(B)
Remote controller
Send out operation signal to the indoor unit. So as
to operate the whole unit.
(Refer Instruction manual)
RAC-50WX8 792 600 299
OUTDOOR UNIT
Drain pipe
Condensed water drain to outside.
Connecting cord and insulation pipe for piping
Air inlet (Back and Left side)
Air outlet
(EN) RAS/RAC-50WX8(W/B) 31/3/08, 5:28 PM2

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ENGLISH
INDOOR UNIT INDICATORS
OPERATION INDICATOR
TEMPORARY SWITCH
Use this switch to start and stop when the remote controller does not work.
●By pressing the temporary switch, the operation is done in previously set operation mode.
●When the operation is done using the temporary switch after the power source is turned off and turn on
again, the operation is done in automatic mode.
TEMPORARY
SWITCH
TEMPORARY
SWITCH
Front panel
Moveable panel
Hand grip point
●Lift the front panel
Hand grip point
●Do not hold the moveable panel
when the front panel is in either
opened/closed position.
1. Opening up the front panel
●Never try to force open/close the moveable panel manually.
Manually opening or closing the moveable panel may cause breakdowns (The moveable panel will
automatically close or open when the power supply is switched on or switched off and whenever the unit
is in operations or has stopped operating.
CAUTION
!
FILTER LAMP
When the device is operated for a total of about 200
hours, the FILTER lamp lights to indicate that it is time
to clean the filter. The lamp goes out when the
“ (AUTO SWING)” button is pressed while the
device is on “STANDBY MODE”.
OPERATION LAMP
This lamp lights during operation.
The OPERATION LAMP flashes in the following cases
during heating.
(1) During preheating
For about 2–3 minutes after starting up.
(2) During defrosting
Defrosting will be performed about once every one
hour when frost forms on the heat exchanger of the
outdoor unit, for 5–10 minutes each time.
SIGNAL RECEIVING PORT
TIMER LAMP
This lamp lights when the timer is working.
(EN) RAS/RAC-50WX8(W/B) 31/3/08, 5:28 PM3

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Minimum Maximum Minimum Maximum
Indoor Dry bulb °C 21 32 20 27
Wet bulb °C 15 23 12 19
Outdoor Dry bulb °C 21 43 2 21
Wet bulb °C 15 26 1 15
Note
●Avoid to use the room air conditioner for cooling operation when the outside temperature is below
-10°C (14°F).
The recommended maximum and minimum operating temperatures of the hot and cold sides
should be as below:
Cooling Heating
●Pull toward the down direction.
2. Closing the Front Panel
12
1
●When front panel is shaky, there is a possibility panel coming off and
falling down.
●Do not apply extra force on the front panel when it is opened up in
the upright position.
Also frequent removal of the front panel from the front cover may
cause damage.
CAUTION
!
●Initially press the left and the right sides of the
front panel and finally press the central portion
until you hear a clicking sound.
(EN) RAS/RAC-50WX8(W/B) 31/3/08, 5:28 PM4