Hitachi RAS-DX10HNK User manual

ILGNE
INDOOR UNIT/OUTDOOR UNIT
SPLIT TYPE AIR CONDITIONER
TINU ROODNITINU ROODTUO
ENGLISH
Instruction manual
RAS-DX10HNK/RAC-DX10HNK
RAS-DX13HNK/RAC-DX13HNK
RAS-DX18HNK/RAC-DX18HNK
RAS-DX10HNK
RAS-DX13HNK
RAC-DX10HNK
RAC-DX13HNK
RAC-DX18HNK
RAS-DX18HNK
Sleep
Right/Left
Silent
F.Wash
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To obtain the best performance and ensure years of trouble free usage, please read this instruction manual completely.
請詳細閱讀這本使用說明書以了解正確使用方法，及使機器可長期地發揮最高性能。

PRECAUTIONS DURING SHIFTING OR MAINTENANCE
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Should abnormal situation arises (like burning smell), please stop operating
the unit and turn off the circuit breaker. Contact your agent. Fault, short
circuit or fire may occur if you continue operating the unit under abnormal
situation.
Please contact your agent for maintenance. Improper self maintenance may cause electric shock
and fire.
Please contact your agent if you need to remove and reinstall the unit.
Electric shock or fire may occur if you remove and reinstall the unit by yourself improperly.
PRECAUTIONS DURING OPERATION
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For the sake of health, avoid facing to direct airflow for a long period of time.
Do not use any conductor as fuse wire, this could cause fatal accident.
During thunderstorm, disconnect and turn off the circuit breaker.
If the supply cord is damaged, it must be replaced by the manufacturer,
qualified persons in order to avoid a hazard
its service agent or
SAFETY PRECAUTION
Please read the “Safety Precaution” carefully before operating the unit to ensure correct usage of the unit.
Pay special attention to signs of“ Warning” and “ Caution”. The “Warning” section contains matters which, if
not observed strictly, may cause death or serious injury. The “Caution” section contains matters which may result
in serious consequences if not observed properly. Please follow all instructions strictly to ensure safety.
The signs indicate the following meanings.
Make sure to connect earth line. The sign in the figure indicates prohibition.
Indicates the instructions that must be followed.
Please keep this manual after reading.
PRECAUTIONS DURING INSTALLATION
WARNING
Do not reconstruct the unit.
Water leakage, fault, short circuit or fire may occur if you reconstruct the unit
by yourself.
Please ask your sales agent or qualified technician for the installation of your unit. Water
leakage, short circuit or fire may occur if you install the unit by yourself.
Please use earth line.
Do not place the earth line near water or gas pipes, lightning-conductor, or
the earth line of telephone. Improper installation of earth line may cause
electric shock.
CAUTION
A circuit breaker should be installed depending on the mounting site of the
unit. Without a circuit breaker, the danger of electric shock occurs.
Do not install in the location nearby or with flammable gas. The outdoor unit
may catch fire if flammable gas leaks around it.
Please ensure smooth water flow when installing the drain hose.
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Do not put your fingers or rods into the air outlet or suction port.If the fans of indoor
and outdoor units are running at high speed, which may cause injury or malfunction.

PRECAUTIONS DURING OPERATION
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The product shall be operated under the manufacturer specification and not
for any other intended use.
•
Do not attempt to operate the unit with wet hands, this could cause fatal accident.•
When operating the unit with burning equipments, regularly ventilate
the room to avoid insufficiency of oxygen.
•
Do not direct the cool air coming out from the air-conditioner panel to face
household heating apparatus as this may affect the working of apparatus such as
the electric kettle, oven etc.
•
Please ensure that outdoor mounting frame is always stable, firm and
without defect. If not, the outdoor unit may collapse and cause danger.
•
Do not splash or pour water to the body of the unit when cleaning as this may
cause short circuit.
•
Do not use any aerosol or hair sprays nearby the indoor unit. The chemical
can adhere on heat exchanger fin and block the evaporation water flowing to
drain pan. The water will drop on tangential fan and cause water splashing out
from indoor unit.
•
Please switch off the unit and turn off the circuit breaker during cleaning, the high-
speed fan inside the unit may cause danger.
•
Turn off the circuit breaker if the unit is not to be operated for a long period.•
Do not climb on the outdoor unit or put objects on it.•
Do not put water container (like vase) on the indoor unit to avoid water
dripping into the unit. Dripping water will damage the insulator inside the unit
and cause short circuit.
•
Do not place plants directly under the air flow as it is bad for the plants.•
•
•
This appliance is not intended for use by young children or infirm persons unless they have been
Young children should be supervised to ensure that they do not play with the appliance.
adequately supervised by a responsible person to ensure that they can use this appliance safely.
•
•
This appliance is not to be used by children or persons with reduced physical, sensory or
mental capabilities, or lack of experience and knowledge, unless they have been given
supervision or instruction. Children must be supervised not to play with the appliance.
•
When operating the unit with the door and windows opened, (the room humidity is always above
80%) and with the air deflector facing down or moving automatically for a long period of time, water
will condense on the air deflector and drip down occasionally. This will wet your furniture.Therefore,
do not operate under such condition for a long time.
If the amount of heat in the room is above the cooling or heating capability of the unit (for example:
more people entering the room, using heating equipments and etc.), the preset room temperature
cannot be achieved.
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ENGLISH

NAMES AND FUNCTIONS OF EACH PART
INDOOR UNIT
OUTDOOR UNIT
AIR FILTER
To prevent dust from
coming into the indoor
unit.
(Refer page 23)
Sleep
Right/Left
Silent
F.Wash
RAS-DX10HNK
RAS-DX13HNK
RAS-DX18HNK
780
792
280
420
215
299
RAC-DX10HNK/RAC-DX13HNK/RAC-DX18HNK
RAS-DX10HNK/RAS-DX13HNK
1050 290 220
RAS-DX18HNK
CAUTION
Turn off the circuit breaker or pull out
the power plug if the unit is not be
operated for a long period.
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INDOOR UNIT INDICATORS
Light indicators showing the
operating condition.
(Refer page 5)
FRONT PANEL
(Refer page 5)
HORIZONTAL DEFLECTOR • VERTICAL
DEFLECTOR (AIR OUTLET)
(Refer page 18)
REMOTE CONTROL
Send out operation signal to the indoor unit so as to
operate the whole unit.
(Refer page 7)
Condensed water will drain to outside.
CONNECTION CORD

ATTACHING AND REMOVING FRONT PANEL
RECEIVABLE INDICATOR FUNCTIONS
OPERATION INDICATOR
TEMPORARY SWITCH
When the remote control device is not functioning, use the temporary switch mode.
(1) When the Temporary Switch is pressed, the unit will operate as per the previous setting. After the
power source is turned off and turn on again, the operation is done in automatic mode.
(2) Press the Temporary Switch again will stop the operation of the air conditioner.
TEMPORARY
SWITCH
OPERATION LAMP (Yellow)
This lamp lights during
operation.
FROST WASH LAMP (Green)
TEMPORARY SWITCH
TIMER LAMP (Orange)
This lamp lights when the
timer is working.
RAS-DX10HNK
RAS-DX13HNK
RAS-DX18HNK
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ENGLISH
While gripping both the left and right edges [recessed in the front] of the front panel, lift up to open
the front panel.
After completion, slightly lift up the front panel and pull down to close the front panel. Ensure that the
3 sets of left, centre and right clips are fully secured.
•
•

AUTO RESTART FUNCTION
Performs heating operation when the room temperature is below 23°C.
Set the temperature to be around 23°C.
Performs dehumidifying operation when the room temperature is 23~27°C.
The preset temperature will be the room temperature at the start time of air conditioner operation.
Performs cooling operation when the room temperature is above 27°C.
Set the temperature to be around 27°C.
The auto restart feature prompts the air-conditioner to restart in its previous setting right after the power failure.
In case of the power failure during the use of timer mode (Sleep Timer or ON/OFF Timer), timer mode is
cancelled and the air conditioner stops.
Please reset the remote control to restart the unit after the power has been restored.
AUTOMATIC OPERATION
Heating
Dehumidifying
Cooling
Air Filter Claw
Filter Frame
C-case
Air purifying filter
Attaching the air purifying filters (Accessories) to the filter frame.
•Attach the air purifying filters to the designated position.
• The cooling capacity is slightly weakened and the cooling speed becomes slower when the air purifying
filters are used.
• The air purifying filters are not washable. It is recommended to use vacuum cleaner to clean. It can be
used for 1 year. When you want to replace it, please ask your sales agent.
HOW TO REPLACE THE BATTERIES IN THE REMOTE CONTROL
1
2
Remove the cover as shown in the fi gure and take out
the old batteries.
Push and pull to the
direction of arrow
Install the new batteries.
The direction of the batteries should match the marks
in the case.
1. Do not mix the new and old batteries, or use different
kinds of batteries together.
2. Take out the batteries when you do not use the remote
control for 2 or 3 months.
CAUTION
Air purifying filter
F-cover
RAS-DX10HNK
RAS-DX13HNK RAS-DX18HNK
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ENGLISH
NAMES AND FUNCTIONS OF REMOTE CONTROL
This controls the operation function and timer setting of the room air conditioner. The applicable
range of control is about 7 meters. lf indoor lighting is controlled electronically, the range of control
may be shorter.
Precautions for Use
• Do not put the remote control under direct sunlight or high temperature.
• Do not drop it on the fl oor, and prevent from water.
• If you press the MODE selector button during operation, the compressor may stop for about 3 minutes
for protection before you can start it again.
Signal Transmission
(DEHUMIDIFY)
(COOL) and
cyclically.
(Page 8)
ECO Button
Use this button to set the
ECO mode.
( Page 17)
TIMER OFF Button
Select the Timer OFF.
( Page 12)
TIMER ON Button
Select the Timer ON .
( Page 12)
SLEEP TIMER Button
Use this button to set the
sleep timer.
( Page 19)
POWERFUL Button
Press this button to start
powerful operation.
( Page 13)
Transmission Sign
The transmission sign blinks
when a signal has been sent.
ON/OFF Button
Press this button to start
operation.
Press it again to stop operation.
TEMPERATURE Button
Room temperature setting.
Value will change quicker when
keep pressing.
FAN SPEED Button
Select the fan speed for cooling
mode.
UP/DOWN (Horizontal)
Button
Control the angle of the
horizontal air deflector.
( Page 18)
RIGHT/LEFT (Vertical)
Button
Controls the angle of the
vertical air deflector.
( Page 18)
SILENT Button
Use this button to set the
SILENT mode.
( Page 20)
FROST WASH Button
( Page 14)
Sleep
Right/Left
Silent
F.Wash
MODE selector Button
Use this button to select the
operating mode. Every time
you press this button, the
mode will change from
(AUTO) (HEAT)
(FAN)
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AUTOMATIC OPERATION
The device will automatically determine the mode of operation, HEAT or COOL depending on the current room
temperature. The selected mode of operation will change when the room temperature varies.
■As the settings are stored in the memory of the remote control,
you only have to press the (ON/OFF) button next time.
Press the MODE selector button so that the display indicates
the (AUTO) mode of operation.
●When AUTO has been selected, the device will automatically
determine the mode of operation, HEAT or COOL
depending on the current room temperature.
●If the mode automatically selected by the unit is not
satisfactory, manually change of the mode setting is
recommended (HEAT, DEHUMIDIFY, COOL or FAN).
Press the (FAN SPEED) button to select AUTO, HIGH, MED,
LOW or SILENT.
1
2
3
Set the desired FAN SPEED with the (FAN SPEED) button
(the display indicates the setting).
(AUTO) (HIGH) (MED)
(SILENT) (LOW)
START
STOP
Set the desired room temperature with the TEMPERATURE
button (the display indicates the setting).
The temperature setting and the actual room temperature
may vary depending on conditions.
Temperature range can be set between 16°C and 32°C.
Press the (ON/OFF) button.
Operation starts with a beep.
Press the button again to stop operation.
Sleep
Right/Left
F.Wash
Silent
Sleep
Right/Left
F.Wash
Silent
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HEATING OPERATION
Defrosting will be performed about once an hour when frost forms on the heat exchange of the
outdoor unit, it takes about 5-10 minutes of each cycle.
During defrosting operation, the operation lamp blinks in cycle of 2 seconds on and 1 second off.
The maximum time for defrosting is 20 minutes.
(If the piping length used is longer than usual, frost will likely to form.)
1
2
Defrosting■
Press the MODE selector button so that the display indicates
(HEAT).
Set the desired FAN SPEED with the (FAN SPEED) button
(the display indicates the setting).
(AUTO) (HIGH) (MED)
(SILENT) (LOW)
Set the desired room temperature with the TEMPERATURE buttons
(the display indicates the setting).
The temperature setting and the actual room temperature may
vary depending on conditions.
Temperature range can be set between 16°C and 32°C.
Press the (ON/OFF) button. Heating operation starts with
a beep. Press the button again to stop operation.
■ As the settings are stored in the memory of the remote control, you
only have to press the (ON/OFF) button next time.
■ During AUTO fan, the fan speed automatically changes as below:
●When the difference between room temperature and setting temperature
is large, fan starts to run at HI speed.
●After room temperature reaches the preset temperature, fan speed
will be changed to lower speed to obtain optimum room temperature
condition for natural healthy airflow.
1
2
3
START
STOP
●Use the unit for heating when the outdoor temperature is under 27°C.
When it is too warm (over 27°C), the heating function may not work in order to protect the unit.
●In order to keep reliability of the unit, please use this device above –2°C of the outdoor temperature.
Sleep
Right/Left
F.Wash
Silent
Sleep
Right/Left
F.Wash
Silent
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ENGLISH

DEHUMIDIFYING OPERATION
■Dehumidifying Function
Use the unit for dehumidifying when the room temperature is over 16°C.
When it is under 15°C, the dehumidifying function will not work.
● When the room temperature is higher than the temperature setting: The unit will dehumidify the room,
reducing the room temperature to the preset level.
When the room temperature is lower than the temperature setting: Dehumidifying will be performed at the
temperature setting slightly lower than the current room temperature, regardless of the temperature setting.
●The preset room temperature may not be reached depending on the number of people present in the room
or other room conditions.
Set the desired room temperature with the ROOM
TEMPERATURE setting button (the display indicates the setting).
The range of 20°C to 26°C is recommended as
the room temperature for dehumidifying.
Temperature range can be set between 16°C and
32°C.
Press the (ON/OFF) button. Dehumidifying operation
starts with a beep. Press the button again to stop operation.
■As the settings are stored in the memory of the remote control, you
only have to press the (ON/OFF) button next time.
START
STOP
Press the MODE selector button so that the display
indicates (DEHUMIDIFY).
The fan speed is set at LOW.
Press (FAN SPEED) button to select SILENT or LOW fan
speed.
1
2
Sleep
Right/Left
Silent
F.Wash
Sleep
Right/Left
Silent
F.Wash
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