Mitsubishi Heavy Industries SRK24YRA-W User manual

USER’S MANUAL
AIR-CONDITIONER
RLD012A010B
SRK24YRA-W
AIR-CONDITIONING & REFRIGERATION DIVISION
3-1, Asahi, Nishibiwajima-cho, Kiyosu, Aichi, 452-8561, Japan
http://www.mhi.co.jp
MITSUBISHI HEAVY INDUSTRIES AIR-CONDITIONERS AUSTRALIA, PTY. LTD.
9C Commercial Road Kingsgrove NSW 2208 PO BOX 318 Kingsgrove NSW 1480
Tel : [phone]
Fax: [phone]
http://www.mhiaa.com.au
ORIGINAL INSTRUCTIONS
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– 1 –
Thank you for purchasing a MITSUBISHI HEAVY INDUSTRIES, LTD. Air-Conditioner. To
get the best long-lasting performance, please read and follow this User’s Manual carefully
before using your air-conditioner. After reading, please store the Manual in a safe place and
refer to it for operational questions or in the event of any irregularities.
This air-conditioner is intended for domestic use.
Do not vent R32 into the atmosphere: R32 is a fluorinated greenhouse gas, covered by
the Kyoto Protocol with a Global Warming Potential (GWP) = 675.
Your Air Conditioning product may be marked with this symbol. It means that
waste electrical and electronic equipment (WEEE as in directive 2012/19/
EU) should not be mixed with general household waste. Air conditioners
should be treated at an authorized treatment facility for re-use, recycling
and recovery and not be disposed of in the municipal waste stream. Please
contact the installer or local authority for more information.
This symbol printed in the batteries attached to your Air Conditioning
product is information for end-users according to the EU directive 2006/66/
EC article 20 annex II.
Batteries, at their end-of-life, should be disposed of separately from general
household waste. If a chemical symbol is printed beneath the symbol
shown above, this chemical symbol means that the batteries contain a
heavy metal at a certain concentration. This will be indicated as follows:
Hg:mercury(0.0005%), Cd:cadmium(0.002%), Pb:lead(0.004%)
Please, dispose of batteries correctly at your local community waste
collection or the recycling center.
The emission sound pressure level from each Indoor and Outdoor unit is under 70 dB(A).
Safety precautions..........................................2
Name of each part and its function.................7
Remote control handling.................................9
Operation failure with the remote control........9
Temporary run operation ................................9
Installing two air-conditioners in the same
room .............................................................10
Child Lock.....................................................10
Airflow range setting.....................................11
Operation and display section for remote
control...........................................................12
Current time setting .....................................13
COOL/DRY/FAN mode operation .................13
Air-conditioner operable temperature setting ...14
FAN SPEED .................................................14
Airflow direction adjustment..........................15
3D AUTO operation ......................................15
SLEEP TIMER operation ..............................16
OFF-TIMER operation ..................................16
ON-TIMER operation....................................17
SLEEP TIMER + ON-TIMER operation ........17
ON-TIMER + OFF-TIMER operation ...........18
WEEKLY TIMER operation ..........................19
HIGH POWER/ECONOMY operation...........23
SILENT operation .........................................24
SELF CLEAN operation................................25
Auto restart function .....................................25
Tips for effective operation ...........................25
Maintenance.................................................26
Proper installation.........................................28
Troubleshooting ...........................................28
Notice ...........................................................29
Contact your dealer ......................................30
Self diagnosis function..................................31
DRED ...........................................................32
contents
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Safety precautions
• Before starting to use the system, please read these “Safety precautions” carefully to ensure
proper operation of the system.
• When you have read this instruction manual, please keep it safely. If someone else takes over as
operator, make sure that the manual is also passed on to the new operator.
WARNING
Improper handling could lead to drastic results like death,
serious injury, etc.
CAUTION
Might pose a serious problem, depending on the
circumstances.
Please observe these precautions with great care, since they are essential to your safety.
• Symbols which appear frequently in the text have the following meaning:
Strictly prohibited Observe instructions
with great care
Provide proper
earthing
❚Safety precautions in handling air conditioners with flammable
refrigerants
This equipment uses
flammable refrigerants. If
the refrigerant is leaked,
together with an external
ignition source, there is a
possibility of ignition.
There is information
included in the user’s
manual and/or installation
manual.
The user’s manual should
be read carefully.
A service personnel
should be handing this
equipment with reference
to the installation manual.
WARNING
• Strict compliance of the domestic laws must
be observed when disposing the appliance.
• Do not use means to accelerate the
defrosting process or to clean, other than
those recommended by the manufacturer.
• The appliance shall be stored in a room
without continuously operating ignition
sources (for example: open flames, an
operating gas appliance or an operating
electric heater.
• Do not pierce or burn.
• Be aware that refrigerants may not contain an
odour.
• The appliance shall be stored in a well-
ventilated area where the room size
corresponds to the room area as specified for
operation.
• The staff in servicing operations must hold
the national qualification or other relevant
qualifications.
• The indoor unit shall be stored in a room that
has a minimum area of 8.6m2.
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❚Safety precautions
❚INSTALLATION PRECAUTIONS
WARNING
• The system is for domestic and residential use.
If used in severe environments, such as an engineering workplace, the equipment may
function poorly.
• The system must be installed by your dealer or a qualified professional.
It is not advisable to install the system by yourself, as faulty handling may cause
leakage of water, electric shock or fire.
CAUTION
• Do not install it where flammable gas may leak.
Gas leaks may cause fire.
• Depending on the place of installation,
an earth leakage breaker may be
necessary.
If you do not install an earth leakage
breaker, you may get an electric shock.
• Make sure to install the drain hose
properly so that all the water is drained
out.
Improper installation may lead to water
drop in the room resulting in wet furniture.
• Make sure that the system has been properly earthed.
Earth cables should never be connected to a gas pipe, water pipe, lightning conductor
or telephone earth cable. Improper installation of the earth cable may produce an
electric shock.
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❚Safety precautions
❚OPERATION PRECAUTIONS
WARNING
• Children shall not play with the
appliance.
• Do not expose yourself to the cooling
air for a long period.
This could affect your physical condition
and cause health problems.
• Cleaning and user maintenance shall
not be made by children without
supervision.
• Do not insert anything into the air
outlet.
This may cause injury, as the internal fan
rotates at high speed.
• This appliance can be used by children aged from 8 years and above and people
with reduced physical, sensory or mental capabilities or lack of experience and
knowledge, if they have been given supervision or instruction concerning use of
the appliance in a safe way and understand the hazards involved.
• Store the remote control out of reach of infants.
Failure to observe this may result in the batteries being swallowed or other accidents.
CAUTION
• Only use approved fuses.
Use of steel or copper wire instead of an
approved fuse is strictly prohibited, as it
may cause a breakdown or fire.
• Do not handle the switches with wet
hands.
This may cause an electric shock.
• Do not swing from the indoor unit.
If the indoor unit falls down,you may get
injured.
• Do not place a flammable insecticide
or paint spray near the blower, nor
spray it directly on the system.
This may result in a fire.
• You should not expose any
combustion appliance directly to the
air stream of the air-conditioner.
The appliance may then work
inadequately.
• Do not wash the air-conditioner with
water.
This could cause an electric shock.
Using a high pressure washer may cause
damage to the aluminum fins, resulting in
performance decrement.
• Do not use for preservation of food,
plants or animals, precision devices or
works of art.
The system is only intended for use in
ordinary domestic rooms. Any other use
of the system may damage the quality of
food, etc.
• Do not place anything containing
water, like vases, on top of the unit.
Water entering the unit could damage the
insulation and therefore cause an electric
shock.
• Do not install the system where the
airflow direction is aimed directly at
plants or animals.
This will damage their health.
• Do not sit on the outdoor unit nor put
anything on it.
If the unit falls down or things drop off it,
people could get hurt.
• After a long period of use, check the
unit’s support structure from time to
time.
If you do not repair any damage right
away, the unit may fall down and cause
personal injury.
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❚Safety precautions
CAUTION
• Do not touch the aluminum fins on the
air heat exchanger.
It may result in injury.
• Do not place household electrical
appliances or household items under
neath the indoor or outdoor units.
Condensation falling from the unit may
stain objects and cause accidents or
electrical shock.
• Do not operate the system without the
air filter.
It can cause malfunction of the system
due to clogging of the heat exchanger.
• Do not shut off the power source
immediately after stopping the
operation.
Wait at least 5 minutes, otherwise there is
a risk of water leakage or breakdown.
• Do not control the system with main
power switch.
It can cause fire or water leakage. In
addition, the fan can start unexpectedly,
which can cause personal injury.
• Do not pour liquid into this unit and do
not put water container on this unit.
Water entering the unit could damage the
insulation and therefore cause an electric
shock.
• If you operate the system together with
a combustion appliance, you must
regularly ventilate the indoor air.
Insufficient ventilation may cause
accidents due to oxygen deficiency.
• Stand firmly on a stepladder or other
stable object when removing the inlet
panel and filters.
Failure to observe this may result in injury
through insecure objects toppling over.
• When you clean the system, stop the
unit and turn off the power source.
Never open the panel while the internal
fan is rotating.
• Do not place objects near the outdoor
unit or allow leaves to gather around
the unit.
If there are objects or leaves around the
outdoor unit, small animals may enter
unit and contact electrical parts and may
cause a break-down, smoke or fire.
• Contact your dealer to clean inside the
indoor unit, do not attempt to do by
yourself.
The use of a non-approved detergent or
improper washing method may damage
the unit’s plastic components and cause
leaks. Damage, smoke, or fire may also
happen if the detergent comes in contact
with electrical parts or the unit’s motor.
• Stop the unit and turn off the power if
you hear thunder or there is a danger
of lightning.
It may damage the unit.
• If the power cord becomes damaged,
contact your dealer or a qualified
engineer.
If it is not replaced, it may cause a
breakdown or fire.
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❚Safety precautions
❚PRECAUTIONS FOR RELOCATION OR REPAIRS
WARNING
• Do not perform any repairs or modifications by yourself. Consult the dealer if the
unit requires repair.
If you repair or modify the unit, it can cause water leaks, electric shocks or fire.
• Consult your dealer for repairs.
Wrong repairs could cause an electric
shock, fire, etc.
• In case the air-conditioner is relocated
elsewhere, contact your dealer or a
professional fitter.
Faulty installation may cause water
leakage, electric shock, fire, etc.
• If you notice anything abnormal (smell
of burning, etc.), stop the system, turn
off the power source and consult your
dealer.
Continued use of the system in
abnormal circumstances may result in
malfunctioning, electric shock, fire, etc.
• If the air-conditioner fails to cool
or warm the room, it may have a
refrigerant leakage. Contact your
dealer.
If refrigerant needs to be added,
check with your dealer for proper
instructions.
If the refrigerant comes in contact with the
bare skin, it may cause cold injury.
If the refrigerant gas is inhaled
excessively, it may cause deterioration
of nerve function like dizziness and
headache, or deterioration of heart
function like irregular heartbeat and heart
palpitation temporarily. If refrigerant
unexpectedly leaks from the unit onto
a fan heater, stove, hotplate or other
heat source, harmful gases could be
generated.
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Name of each part and its function
Air outlet
Air inlet
(On side & rear surface)
Outdoor unit fan
Heat exchanger
Air inlet panel
Indoor unit fan
Air filter
Removes dust or dirt from the inlet air.
Wireless remote control
Drain hose
Drains water from the indoor unit.
* The appearance varies by models.
Left/right air flow direction adjustment louver
Up/down air flow direction adjustment flap
Air outlet
Air blows out of here.
Unit operation switch
Room temperature sensor
Air-cleaning filter
Refrigerant piping connection and electric wire
Unit display section
Page 8
Heat exchanger
Page 26
OUTDOOR UNIT
INDOOR UNIT
Page 26
Page 15
Page 15
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Unit display section
Name of each part and its function
•Buzzer sound for remote control
When preset temperature 24°C and automatic airflow are selected, the buzzer sound (PiPi) is produced.
When turning off the air-conditioner by pressing ON/OFF button (except CLEAN mode), the buzzer sound (Pi) is produced.
This function is useful for operating the air-conditioner in the darkness.
NOTE
Preset temperature
Air flow setting
Wireless remote control Wireless remote
control holder
Filter holder ×2 Natural enzyme filter
(Green)
Photocatalytic washable
deodorizing filter (Orange)
Battery ×2
(R03 (AAA, Micro))
Wood screw ×2
(for remote control holder mounting)
3D AUTO light (green)
Illuminates during 3D AUTO operation.
TIMER light (yellow)
Illuminates during TIMER operation.
This button can be used for turning on/off the unit when
a remote control is not available. Page 9
Remote control signal receiver
Unit ON/OFF button
•Illuminates during operation.
•
Blinks when airflow stops due to the ‘ CLEAN
operation
’.
HI POWER light (green)
Illuminates during HIGH POWER operation.
RUN light (green)
Accessories
3 sec.
1 sec.
ON
OFF
CLEAN operation
Page 25
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Remote control handling
Replacing the batteries
The following cases show exhausted batteries. Replace old batteries with new ones.
•Receiving beep is not emitted when a signal is transmitted.
•Display fades away.
NOTE
•Do not use old and new batteries together.
•Remove the batteries when the remote control is not used for a long period.
•The recommended effective period of a battery conforming to JIS or IEC
should be 6 to 12 months with normal use. If used longer, or when an
unspecified battery is used, liquid may leak from the battery, causing the
remote control to malfunction.
•The recommendable effective period is printed on the battery. This may be
shorter due to manufacturing time to the unit. However, the battery may still
be in working order after expiry of its nominal life.
Pull out the cover and take
out old batteries.
Insert new batteries.
R03 (AAA, Micro) x2
Close the cover.
■When the display shows any abnormal condition, press the ACL switch with the
tip of a ballpoint pen.
1
2
3
Pay attention to
the and
marks
Press the ACL switch with
the tip of a ballpoint pen.
4
The remote control can be attached to a wall or pillar
by using a remote control holder. Before installing the
remote control, check that the air-conditioner receives
the signals properly.
For installing or removing the remote control, move it up
or down in the holder.
Using the remote control holder
Warning note for remote control handling
•Are the batteries running down?
“Replacing the batteries” above.
Replace the batteries with new ones and retry the
operation.
Operation failure with the remote control
•If the operation fails, operate the unit with
temporary operation function.
Contact your dealer to have the remote
control checked.
Below
Strictly prohibited
•Do not drop the remote control.
Handle with care.
•Do not go near high temperature
places, such as an electric carpet
or a stove.
•Do not place heavy objects on the
remote control, or step on it.
•Do not put any obstructing
obstacles between the remote
control and the unit.
•Do not spill any liquid on the remote
control.
•Do not leave the remote control
exposed to direct sunlight or other
strong lighting.
Temporary run operation
•The unit ON/OFF button on the unit operates ON/OFF temporarily when the remote control is not used.
Operation program
• OPERATION MODE : COOL
• FAN SPEED : AUTO
• AIR FLOW : AUTO
•Operation starts by pressing the unit ON/OFF button; it stops if you press
the button again.
•Do not hold the Unit ON/OFF button down for more than 5 seconds.
(Holding it down longer than 5 seconds sets the automatic cooling used during servicing or when relocating the air-conditioner.)
NOTE
Unit ON/OFF button
Page 13
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Installing two air-conditioners in the same room
■When two air-conditioners are installed in the same room, use this setting when the two air-conditioners are not operated with one remote
control. Set the remote control and indoor unit.
Pull out the cover and take out
batteries.
Disconnect the switching line next to
the battery with wire cutters.
Setting the remote control
1
2
Disconnect
Insert batteries.
Close the cover.
3
Turn off the power source and turn it on after 1 minute.
Point the remote control that was set according to the
procedure described on the left side at the indoor unit
and send a signal by pressing the ACL switch on the
remote control.
Check that the reception buzzer sound “pip” is emitted
from the indoor unit.
At completion of the setting, the indoor unit emits a buzzer sound
“pip”. (If no reception tone is emitted, start the setting from the begin-
ning again.)
Setting an indoor unit
1
2
3
Since the signal is sent in
about 6 seconds after the
ACL switch is pressed,
point the remote control
at the indoor unit for some
time.
Child Lock
■This function locks the remote control operation to prevent an operation error.
1Press the SET button for 3 seconds or longer.
is displayed. While Child Lock is set, only the ON/OFF button can be
operated.
Releasing procedure
Turn off the light by pressing the SET button for 3 seconds or longer.
•While Child Lock is set, the settings of temperature, fan speed and airflow
direction cannot be changed. To change the settings, reset Child Lock.
NOTE
Reception
pip
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Airflow range setting
■Take the air-conditioner location into account and adjust the left/right airflow range to maximize air-conditioning.
1If the air-conditioner is running, press the ON/OFF
button to stop.
The airflow range setting cannot be made while the unit is running.
(Center Installation)
2Press the AIR FLOW U/D (UP/DOWN) button and
the AIRFLOW L/R (LEFT/RIGHT) button together for
5 seconds or more.
The airflow range setting display illuminates.
3Setting the airflow range setting.
Press the AIR FLOW L/R (LEFT/RIGHT) button and adjust to the desired
location.
Each time the AIR FLOW L/R (LEFT/RIGHT) button is pressed, the display is
switched in the order of:
(Right End Installation) (Left End Installation)
4Press the ON/OFF button.
The air-conditioner’s airflow range setting is set.
Press within 60 seconds of setting the airflow range setting (while the airflow
range setting display illuminates).
Press within
60 sec.!
The diagram below indicates the airflow ranges corresponding to the air-conditioner’s installation location. Consider your room’s layout
and set the airflow range to maximize conditioning effectiveness.
Air-conditioner installation location and airflow range
Airflow range Airflow range Airflow range
(Left End Installation) (Center Installation) (Right End Installation)
•Once the airflow range setting is configured, it is stored in the air-conditioner even if the power source is turned off. To change the
airflow range setting, set range again with the remote control.
•During the operation, an airflow range setting cannot be set.
•When the air-conditioner is installed at the location within 50 cm from the wall, it is recommended to change the airflow range setting
to “Right End Installation” or “Left End Installation”.
NOTE
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OPERATION MODE select button
Each time the button is pressed, the
mode changes.
•The above illustration shows all controls, but in
practice only the relevant parts are shown.
ON/OFF (luminous) button
Press to start operation, press again
to stop.
TEMPERATURE button
This button sets the room temperature.
AIR FLOW (UP/DOWN) button
This button changes the air flow (up/
down) direction.
TIME SET UP switch
This switch is for setting the time.
SLEEP button
This button selects SLEEP operation.
CLEAN switch
This switch selects the CLEAN
operation.
ON TIMER button
This button selects ON TIMER operation.
TIMER button
This button is used for setting the current
time and timer function.
ACL switch
Switch for resetting microcomputer.
PROGRAM button
This button sets WEEKLY TIMER.
Operation and display section for remote control
HI/ECO button
This button changes the HIGH POWER/
ECONOMY operation.
AIR FLOW (LEFT/RIGHT) button
This button changes the air flow (left/
right) direction.
SILENT button
This button changes the SILENT
operation.
OFF TIMER button
This button selects OFF TIMER
operation.
WEEKLY button
This button switches the WEEKLY
TIMER to ON/OFF.
FAN SPEED button
Each time the button is pressed, the fan
speed changes.
3D AUTO button
This button sets 3D AUTO operation.
SET/Child Lock button
Use this button to set the timer and
Child Lock.
CANCEL button
This button cancels the ON timer, OFF
timer, and SLEEP operation.
Transmission section
Transmission procedure
When each button on the remote control is
pressed – with the remote control pointing
towards the air-conditioner unit, a signal is
transmitted.
When the air-conditioner receives the signal
correctly, it will beep.
Reception
pip
The current time, day of the week,
and present OPERATING MODE are
displayed while the air-conditioner is
turned off.
[View with the cover opened]
Page 13
Page 23
Page 15
Page 24
Page 17
Page 16
Page 19
Page 25
Page 16
Page 14
Page 15
Page 15
Page 10
Page 19
Page 9
Page 13
Display in OFF status
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Current time setting
■When inserting the batteries, the current time is automatically set to time setting mode. Mon and 13:00 are displayed as the current time.
Set a correct day of the week and a time.
NOTE
2
Example: Set to Sat 10:30.
Press the TIME SET UP switch.
Press with the tip of a ballpoint pen, etc.
The day of the week display blinks, enabling the setting of a day of the week.
Press the “ or (TIMER)” button.
(Set to Sat)
Press the SET button.
The day of the week display changes from blinking to steady lighting,
completing the setting of a day of the week, and the time display blinks.
Make sure to press the button within 60 seconds from the last operation in
step 2, otherwise the day of the week is not set.
Press the “ or (TIMER)” button.
(Set to 10:30)
Press the SET button.
The time display changes from blinking to steady lighting and the setting is
complete.
Make sure to press the button within 60 seconds from the last operation in
step 4, otherwise the time is not set.
•The timer operation works based on the time clock, so please
set it correctly.
•The remote control data is reset when the present time is set.
1
3
4
5
•When the battery of the remote control is replaced or the ACL
switch is pressed, the remote control is set to the initial state.
Since the WEEKLY TIMER program is not set in the initial state,
set the program according to the setting procedure.
COOL/DRY/FAN mode operation
Airflow direction adjustment procedure. Page 15
Press the MODE button.
Set to a required mode.
(Cool), (Dry), (Fan)
Press the ON/OFF button.
Press the TEMP button.
Press or button for the preferred temperature.
Recommendation
4
3
To stop: Press the ON/OFF button.
NOTE
2
1
Press the FAN SPEED button
Set the fan speed as preferred.
A fan speed cannot be set under Dry operation.
•The operation mode can also be set or changed when the
air-conditioner is not in operation.
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– 14 –
FAN SPEED
■You can choose the fan speed of your air-conditioner without dry mode.
Press the FAN SPEED button.
Each time the button is pressed, the fan speed changes.
1
•When FAN SPEED is changed from Hi to Lo or ULo, the sound of
refrigerant flowing may be heard.
NOTE
Operation capacity by your choice FAN SPEED
Set automatically by microcomputer AUTO
Silent operation ULo
Energy-saving operation Lo
Standard operation Me
Powerful operation with high capacity Hi
AUTO HiMeLoULo
Air-conditioner operable temperature setting
■Use within the following operational range. Operating outside of this range may result in the protection devices being activated,
preventing the unit from working.
Cooling operation
Outside temperature Approximately -15 to 46 °C
Inside temperature Approximately 18 to 32 °C
Inside humidity
Below approximately 80%
The long-term use of the unit with a humidity level
exceeding 80% may result in condensation forming on
the surface of the indoor unit, leading to water drops.
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Airflow direction adjustment
■Up/down direction can be adjusted with the AIRFLOW U/D (UP/DOWN) button on the remote control. Every time you press this button
the mode changes as follows:
Change on AIRFLOW(UP/DOWN) mode.
■Left/right direction can be adjusted with the AIRFLOW L/R(LEFT/RIGHT) button on the remote control. Every time you press this
button the mode changes as follows:
Change on AIRFLOW(LEFT/RIGHT) mode.
MEMORY FLAP (FLAP OR LOUVER STOPPED)
When you press the AIRFLOW (U/D or L/R) button once while the flap or louver is operating, it
stops swinging at the position. Since this angle is memorized in the microcomputer, the flap or
louver will automatically be set at this angle when the next operation is started.
WARNING
•Do not expose directly to airflow from the air-conditioner for a long time.
CAUTION
•When in COOL or DRY operation, do not operate for a long period with the
airflow blowing straight down. Otherwise, condensation may appear on the
outlet grill and drip down.
•Do not try to adjust the flaps and louvers by hand, as the control angle may
change or the flap or louver may not be closed completely.
(Horizontal
blowing)
COOL, DRY
•Recommended angle of the flap when
stopping
(Swing)
(Flap stopped)
(Louver stopped)
(Swing)
•The actual position of the flap and louver may differ from the display shown.
NOTE
3D AUTO operation
■Fan speed and air flow direction are automatically controlled, allowing the entire room to be efficiently conditioned.
Press the ON/OFF button.
Press the 3D AUTO button.
Each time the 3D AUTO button is pressed, the display is switched in the
order of:
1
2
(Normal operation)(3D AUTO)
No display
•3D AUTO operation is canceled when you switch the operation mode.
•If 3D AUTO operation is cancelled then the air flow direction changes to
that used before 3D AUTO was set.
•3D AUTO operation can be set in COOL operation mode only.
NOTE
Releasing procedure
Press the 3D AUTO button to turn off the 3D AUTO display.
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■If it is pressed while the unit is off
SLEEP TIMER operation starts with the previous operation settings, and the
air-conditioner is turned off after the set time lapses.
■If it is pressed while the unit is running
The air-conditioner is turned off after the set time lapses.
Every time the button is pressed, the display changes as follows:
... (Units of one hour)
No display
(canceled)
Example:You prefer it to stop after 7 hours.
Set to
The timer light (yellow) is on.
•The unit stops after the set time lapses.
SLEEP TIMER operation
■The unit will stop automatically after the set time lapses.
The set temperature is automatically adjusted according to the lapse time in order to avoid too much cooling. Page 18
Press the SLEEP button.
1
How to cancel
Press the CANCEL button to turn off the SLEEP
display.
Changing of set time
Set a new time by pressing SLEEP button.
•Cannot be set at the same time with OFF-TIMER.
NOTE
OFF-TIMER operation
■The unit stops automatically when the set time comes.
With the air-conditioner turned off, start the operation from Step 1. With the air-conditioner running, start from Step 2.
Example: You prefer it to stop 22:30.
Press the ON/OFF button.
Press the OFF-TIMER button.
OFF TIMER display is blinking.
Press the “ or (TIMER)” button.
Every time the button is pressed, the display is switched in the order of:
0:00 0:10 0:20
...
(Units of ten minutes) 1:00 1:10
Every time the button is pressed, the display is switched in the order of:
0:00 23:50 23:40
...
(Units of ten minutes) 23:00 22:50
Set at 22:30.
3
1
4Press the SET button.
The display changes from blinking to steady lighting and the setting is
complete.
The timer light (yellow) is on.
2
How to cancel
Press the CANCEL button to turn off the timer
display.
•The unit stops at the end of the set period of time.
•Make sure to press the button within 60 seconds from the last operation
in step 3, otherwise the setting is not completed.
•The current time is not displayed during OFF-TIMER operation.
•Different from SLEEP TIMER operation, automatic set temperature
adjustment is not done during OFF-TIMER operation.
Changing of set time
Set a new time by using the OFF-TIMER button.
NOTE
(canceled)
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1
2
How to cancel
Press the CANCEL button to turn off the timer
display.
Example: When the preferred room temperature is required at 8:00.
Press the ON-TIMER button.
ON-TIMER display is blinking.
3
SLEEP TIMER + ON-TIMER operation
■Combined timer operation of SLEEP TIMER and ON-TIMER.
Example: When it is required to stop after 3 hours and then start operation at 8:00, near the
set temperature.
SLEEP TIMER setting
Set by the procedures on page 16.
Set to
ON-TIMER operation setting
Set by the above procedure mentioned in ON-TIMER.
Set to
The setting of the lighting of the timer light (yellow) of this unit is complete.
•After the SLEEP TIMER set time has lapsed, the operation stops, and it starts from
5 to 60 minutes before the ON-TIMER’s set time.
•The timer light is turned off when ON-TIMER set time comes.
Changing of set time
Set a new time by using the SLEEP or ON-TIMER
button.
How to cancel
Press the CANCEL button to turn off the timer display.
Press the “ or (TIMER)” button.
Every time the button is pressed, the display is switched in the order of:
0:00 0:10 0:20
...
(Units of ten minutes) 1:00 1:10
Every time the button is pressed, the display is switched in the order of:
0:00 23:50 23:40
...
(Units of ten minutes) 23:00 22:50
Set at 8:00.
Press the SET button.
The display changes from blinking to steady lighting and the setting is
complete.
The timer light (yellow) is on.
The operation stops if it is set during operation.
Changing of set time
Set a new time by using the ON-TIMER button.
ON-TIMER operation
■ Operation starts 5 to 60 minutes before the set time so that the room temperature reaches the optimum temperature at the set time. Page 18
ON-TIMER operation can be set regardless of whether the air-conditioner is running or not.
•Operation starts 5 to 60 minutes before the set time.
•The timer light (yellow) goes out at the set time.
•Make sure to press the button within 60 seconds from the last operation
in step 2, otherwise the setting is not completed.
•The current time is not displayed during ON-TIMER operation.
•If the ON/OFF button is pressed after setting the ON-TIMER, the setting
will be canceled.
NOTE
1
2
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ON-TIMER + OFF-TIMER operation
■The timer operations of the combination of ON and OFF-TIMER.
Comfort Start-up
In ON-TIMER operation, the unit starts the operation a little earlier, so
that the room can approach optimum temperature at ON time. This is so
called “Comfort start-up”.
•Mechanism
The room temperature is
checked 60 minutes before
the ON time. Depending on
the temperature at that time,
the operation starts 5 to 60
minutes before the timer is at
ON.
•The function is available for
COOL operation mode. It does
not work for DRY mode.
SLEEP TIMER
In COOL operation
(Stop) Operation starts
▼
Check the room
temp. 60 mins.
before.
Set time
▼
When SLEEP TIMER is selected, the set temperature is automatically
adjusted after a while, ensuring that the room is not too cold during
cooling.
•During cooling: The preset temperature is lowered by 1°C at the
start of SLEEP operation (when the timer is set). After that, the
temperature goes up by 1°C every an hour to become 1°C higher
than the present temperature.
(Operation)
Set temperature
How to cancel
Press the CANCEL or ON/OFF button to turn off the timer display.
Changing of set time
Set a new time by using the OFF-TIMER or ON-TIMER button.
NOTE
•
Timer operation can be set only for next 24 hours.
Example: Present time is 21:00. The air-conditioner running.
When it is prefered to stop at 22:30, and then start operation at 8:00, near the set
temperature.
First the air-conditioner starts running with ON-TIMER.
After the air-conditioner stops running with OFF-TIMER.
First the air-conditioner stops running with OFF-TIMER.
After the air-conditioner starts running with ON-TIMER.
OFF-TIMER operation setting
Set by the procedures on page 16. Set to
ON-TIMER operation setting
Set by the procedures on page 17. Set to
Timer light (yellow) on the unit will light when the setting is completed.
■The set time will be displayed on the remote control. The display will change
depending on the operational status.
1
2
•The air-conditioner stopping.
•The air-conditioner running.
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