Ensure unifi ed power supply for each indoor unit.
Never install wired controller in wet place or under sunlight directly.
Shielding twisted pair line must be adopted as signal line or wiring (communication) of
wired controller once the unit is installed in the place where there is electromagnetic
interference.
Make sure communication line is connected into correct port to avoid communication
malfunction.
Never knock, throw or frequently disassemble the wired controller.
Never operate the wired controller with wet hand.
Contents
I SAFETY PRECAUTIONS ....................................................................................................................... 2
II DISPLAYING PART ................................................................................................................................ 6
2.1 LCD Display of Wired Controller ............................................................................................................................................ 6
2.2 Instruction to LCD Display ..................................................................................................................................................... 7
III BUTTONS ............................................................................................................................................... 8
3.1 Silk Screen of Buttons ........................................................................................................................................................... 8
3.2 Instruction to Function of Buttons .......................................................................................................................................... 8
IV INSTALLATION OF WIRED CONTROLLER AND PROJECT DEBUGGING ........................................ 9
4.1 Installation of Wired Controller .............................................................................................................................................. 9
5.3 Temperature Setting ............................................................................................................................................................ 12
5.4 Fan Speed Setting ............................................................................................................................................................... 12
5.5 Swing Control Function ....................................................................................................................................................... 13
5.9 Turbo Function Setting ......................................................................................................................................................... 17
5.10 Save Function Setting ....................................................................................................................................................... 17
5.15 Other Functions ................................................................................................................................................................. 22
VI ERROR DISPLAY ................................................................................................................................. 23
VII SETTING OF INDOOR ROOM SENSOR AND CHECKING OF OUTDOOR AMBIENT
TEMPERATURE ................................................................................................................................... 24
7.1 Setting of Double Indoor Room Sensors ............................................................................................................................. 24
7.2 Checking of Outdoor Ambient Temperature ........................................................................................................................ 24
7.3 Fresh Air Control* ................................................................................................................................................................ 25
7.4 The head of delivery of the condensate drainage pump* .................................................................................................... 25
VIII PROFILE DIMENSIONS OF INDOOR UNIT AND OUTDOOR UNIT ..................................................26
8.1 Dimensions of Indoor Unit ................................................................................................................................................... 26
8.2 Dimensions of Outdoor Unit ................................................................................................................................................ 27
IX UNIT INSTALLATION INSTRUCTIONS ............................................................................................... 28
9.1 Precautions on Installation of Outdoor Unit ......................................................................................................................... 28
9.2 Precautions on Installation of Indoor Unit ............................................................................................................................ 28
9.3 Level Check of the Indoor Unit ............................................................................................................................................ 30
9.4 Installation of Rectangular Air Pipe ..................................................................................................................................... 30
9.5 Installation of Condensate Pipe ........................................................................................................................................... 31
9.6 Design of Drainage Pipeline ................................................................................................................................................ 31
9.7 Testing of Drainage System ................................................................................................................................................. 31
9.8 Selection of Connecting Pipe .............................................................................................................................................. 32
9.9 Connection of Pipeline ........................................................................................................................................................ 32
9.10 Installation of Protective Layer of Connecting Pipe ........................................................................................................... 36
9.11 Position and Method of Installing Wire Controller .............................................................................................................. 37
9.13 Cable Connecting Diagram of Unit .................................................................................................................................... 42
9.14 Troubleshooting and Maintenance ..................................................................................................................................... 45
X SPECIFICATIONS ................................................................................................................................ 48
* means these units do not have these functions.
English 1
2 English
SAFETY PRECAUTIONSI
To gain full advantage of the air conditioner’s functions and to avoid malfunction due to mishandling, we
recommend that you read this instruction manual carefully before use.
This air conditioner is classifi ed under “appliances not accessible to the general public”.
Please read these “SAFETY PRECAUTIONS” carefully before installing air conditioning equipment and be
sure to install it correctly.
After completing installation, conduct a trial operation to check for faults and explain to the customer how to
operate the air conditioner and take care of it with the aid of the operation manual. Ask the customer to store
the installation manual along with the operation manual for future reference.
This air conditioner comes under the term “appliances not accessible to the general public”.
The precautions described herein are classifi ed as WARNING and CAUTION. They both contain important
information regarding safety. Be sure to observe all precautions without fail.
Meaning of WARNING and CAUTION notices.
WARNING .......... Failure to follow these instructions properly may result in personal injury or loss of life.
CAUTION ........... Failure to observe these instructions properly may result in property damage or
personal injury, which may be serious depending on the circumstances.
After reading, keep this manual in a convenient place so that you can refer to it whenever necessary. If the
equipment is transferred to a new user, be sure also to hand over the manual.
WARNING
Be aware that prolonged, direct exposure to cool or warm air from the air conditioner, or to air that is too •
cool or too warm can be harmful to your physical condition and health.
When the air conditioner is malfunctioning (giving off a burning odour, etc.) turn off power to the unit and •
contact your local dealer.
Continued operation under such circumstances may result in a failure, electric shocks or fi re hazards.
Consult your local dealer about installation work. •
Doing the work yourself may result in water leakage, electric shocks or fi re hazards.
Consult your local dealer regarding modifi cation, repair and maintenance of the air conditioner.•
Improper workmanship may result in water leakage, electric shocks or fi re hazards.
Do not place objects, including rods, your fi ngers, etc., in the air inlet or outlet. •
Injury may result due to contact with the air conditioner’s highspeed fan blades.
Beware of fi re in case of refrigerant leakage.•
If the air conditioner is not operating correctly, i.e. not generating cool or warm air, refrigerant leakage could
be the cause.
Consult your dealer for assistance.
The refrigerant within the air conditioner is safe and normally does not leak.
However, in the event of a leakage, contact with a naked burner, heater or cooker may result in generation
of noxious gas.
Do not longer use the air conditioner until a qualifi ed service person confi rms that the leakage has been
repaired.
Consult your local dealer regarding what to do in case of refrigerant leakage.•
When the air conditioner is to be installed in a small room, it is necessary to take proper measures so that
the amount of any leaked refrigerant does not exceed the concentration limit in the event of a leakage.
Otherwise, this may lead to an accident due to oxygen depletion.
Contact professional personnel about attachment of accessories and be sure to use only accessories •
specifi ed by the manufacturer.
If a defect results from your own workmanship, it may result in water leaks, electric shock or fi re.
Consult your local dealer regarding relocation and reinstallation of the air conditioner.•
Improper installation work may result in leakage, electric shocks or fi re hazards.
Be sure to use fuses with the correct ampere reading.•
Do not use improper fuses, copper or other wires as a substitute, as this may result in electric shock, fi re,
injury or damage to the unit.
Be sure to earth the unit. •
Do not earth the unit to a utility pipe, lightning conductor or telephone earth lead. Imperfect earthing may
result in electric shocks or fi re.
A high surge current from lightning or other sources may cause damage to the air conditioner.
Be sure to install an earth leakage breaker.•
Failure to install an earth leakage breaker may result in electric shocks or fi re.
Consult the dealer if the air conditioner submerges owing to a natural disaster, such as a fl ood or typhoon.•
Do not operate the air conditioner in that case, or otherwise a malfunction, electric shock, or fi re may result.
Do not start or stop operating the air conditioner with the power supply breaker turned ON or OFF.•
Otherwise, fi re or water leakage may result. Furthermore, the fan will rotate abruptly if power failure compensation is enabled, which may result in inlury.
Do not use the product in the atmosphere contaminated with oil vapor, such as cooking oil or machine oil vapor.
•
Oil vapor may cause crack damage, electric shocks, or fi re.
Do not use the product in places with excessive oily smoke, such as cooking rooms, or in places with •
fl ammable gas, corrosive gas, or metal dust.
Using the product in such places may cause fi re or product failures.
Do not use fl ammable materials (e.g., hairspray or insecticide) near the product.•
Do not clean the product with organic solvents such as paint thinner.
The use of organic solvents may cause crack damage to the product, electric shocks, or fi re.
Be sure to use a dedicated power supply for the air conditioner.•
The use of any other power supply may cause heat generation, fi re, or product failures.
Ask your dealer or qualifi ed personnel to carry out installation work. •
Do not attempt to install the air conditioner yourself. Improper installation may result in water leakage,
electric shocks or fi re.
Install the air conditioner in accordance with the instructions in this installation manual. •
Improper installation may result in water leakage, electric shocks or fi re.
Be sure to use only the specifi ed accessories and parts for installation work. •
Failure to use the specifi ed parts may result in the unit falling, water leakage, electric shocks or fi re.
Install the air conditioner on a foundation strong enough to withstand the weight of the unit. •
A foundation of insuffi cient strength may result in the equipment falling and causing injury.
Carry out the specifi ed installation work after taking into account strong winds, typhoons or earthquakes. •
Failure to do so during installation work may result in the unit falling and causing accidents.
Make sure that a separate power supply circuit is provided for this unit and that all electrical work is carried •
out by qualifi ed personnel according to local laws and regulations and this installation manual.
An insuffi cient power supply capacity or improper electrical construction may lead to electric shocks or fi re.
Make sure that all wiring is secured, the specifi ed wires are used, and that there is no strain on the terminal •
connections or wires.
Improper connections or securing of wires may result in abnormal heat build-up or fi re.
When wiring the power supply and connecting the wiring between the indoor and outdoor units, position the •
wires so that the control box lid can be securely fastened.
Improper positioning of the control box lid may result in electric shocks, fi re or overheating terminals.
If refrigerant gas leaks during installation, ventilate the area immediately. •
Toxic gas may be produced if the refrigerant comes into contact with fi re.
After completing installation, check for refrigerant gas leakage. •
Toxic gas may be produced if the refrigerant gas leaks into the room and comes into contact with a source
of fi re, such as a fan heater, stove or cooker.
Be sure to switch off the unit before touching any electrical parts. •
Be sure to earth the air conditioner.•
Do not earth the unit to a utility pipe, lightning conductor or telephone earth lead.
Imperfect earthing may result in electric shocks or fi re.
A high surge current from lightning or other sources may cause damage to the air conditioner.
Be sure to install an earth leakage breaker. •
Failure to install an earth leakage breaker may result in electric shocks or fi re.
English 3
4 English
CAUTION
Do not use the air conditioner for purposes other than those for which it is intended. •
Do not use the air conditioner for cooling precision instruments, food, plants, animals or works of art as this
may adversely affect the performance, quality and/or longevity of the object concerned.
Do not remove the outdoor unit’s fan guard. •
The guard protects against the unit’s high speed fan, which may cause injury.
Do not place objects that are susceptible to moisture directly beneath the indoor or outdoor units.•
Under certain conditions, condensation on the main unit or refrigerant pipes, air fi lter dirt or drain blockage
may cause dripping, resulting in fouling or failure of the object concerned.
To avoid oxygen depletion, ensure that the room is adequately ventilated if equipment such as a burner is •
used together with the air conditioner.
After prolonged use, check the unit stand and its mounts for damage.•
If left in a damaged condition, the unit may fall and cause injury.
Do not place fl ammable sprays or operate spray containers near the unit as this may result in fi re.•
Before cleaning, be sure to stop unit operation, turn the breaker off or remove the power cord. •
Otherwise, an electric shock and injury may result.
To avoid electric shocks, do not operate with wet hands. •
Do not place appliances that produce naked fl ames in places exposed to the air fl ow from the unit as this •
may impair combustion of the burner.
Do not place heaters directly below the unit, as resulting heat can cause deformation. •
Do not allow a child to mount on the outdoor unit or avoid placing any object on it.•
Falling or tumbling may result in injury.
Do not block air inlets nor outlets.•
Impaired air fl ow may result in insuffi cient performance or trouble.
Be sure that children, plants or animals are not exposed directly to airfl ow from the unit, as adverse effects •
may ensue.
Do not wash the air conditioner with water, as this may result in electric shocks or fi re. •
Do not install the air conditioner at any place where there is a danger of fl ammable gas leakage. •
In the event of a gas leakage, build-up of gas near the air conditioner may result in fi re hazards.
Do not put fl ammable containers, such as spray cans, within 1 m from the blow-off mouth.•
The containers may explode because the warm air output of the indoor or outdoor unit will affect them.
Arrange the drain to ensure complete drainage. •
If proper drainage from the outdoor drain pipe does not occur during air conditioner operation, there could
be a blockage due to dirt and debris build-up in the pipe.
This may result in a water leakage from the indoor unit.
Under these circumstances, stop air conditioner operation and consult your dealer for assistance.
The appliance is not intended for use by unattended young children or infi rm persons.•
Impairment of bodily functions and harm to health may result.
Children should be supervised to ensure that they do not play with the unit or its remote controller.•
Accidental operation by a child may result in impairment of bodily functions and harm health.
Do not let children play on or around the outdoor unit.•
If they touch the unit carelessly, injury may be caused.
Consult your dealer regarding cleaning the inside of the air conditioner. •
Improper cleaning may cause breakage of plastic parts, water leakage and other damage as well as
electric shocks.
To avoid injury, do not touch the air inlet or aluminium fi ns of the unit. •
Do not place objects in direct proximity of the outdoor unit and do not let leaves and other debris accumulate
•
around the unit.
Leaves are a hotbed for small animals which can enter the unit. Once in the unit, such animals can cause
malfunctions, smoke or fi re when making contact with electrical parts.
Never touch the internal parts of the controller. •
Do not remove the front panel. Touching certain internal parts will cause electric shocks and damage to the
unit. Please consult your dealer about checking and adjustment of internal parts.
Do not leave the remote controller wherever there is a risk of wetting.•
If water gets into the remote controller there is a risk of electrical leakage and damage to electronic components.
Watch your steps at the time of air fi lter cleaning or inspection.•
High-place work is required, to which utmost attention must be paid.
If the scaffold is unstable, you may fall or topple down, thus causing injury.
While following the instructions in this installation manual, install drain piping to ensure proper drainage and •
insulate piping to prevent condensation.
Improper drain piping may result in indoor water leakage and property damage.
Install the indoor and outdoor units, power cord and connecting wires at least 1 meter away from televisions •
or radios to prevent picture interference and noise.
(Depending on the incoming signal strength, a distance of 1 meter may not be suffi cient to eliminate noise.)
Remote controller (wireless kit) transmitting distance can be shorter than expected in rooms with electronic •
fl uorescent lamps (inverter or rapid start types).
Install the indoor unit as far away from fl uorescent lamps as possible.
Do not install the air conditioner in the following locations:•
Where there is a high concentration of mineral oil spray or vapour (e.g. a kitchen). 1.
Plastic parts will deteriorate, parts may fall off and water leakage could result.
Where corrosive gas, such as sulphurous acid gas, is produced. 2.
Corroding of copper pipes or soldered parts may result in refrigerant leakage.
Near machinery emitting electromagnetic radiation. 3.
Electromagnetic radiation may disturb the operation of the control system and result in a malfunction of
the unit.
Where fl ammable gas may leak, where there is carbon fi bre or ignitable dust suspensions in the air, or 4.
where volatile fl ammables such as paint thinner or gasoline are handled.
Operating the unit in such conditions may result in fi re.
English 5
6 English
DISPLAYING PARTII
* means these units do not have these functions.
2.1 LCD Display of Wired Controller
2.1 Outline of wired controllerFig.
2.2 LCD displayFig.
2.2 Instruction to LCD Display
No.DescriptionInstruction to Displaying Contents
1SwingSwing function
2Air*Air exchange function*
3SleepSleeping states
4Running modeEach kind of running mode of indoor unit (auto mode)
5Cooling Cooling mode
6Dry Dry mode
7Fan Fan
8Heating Heating mode
9DefrostDefrosting state
10
Gate-control
card*
Gate control*
11LockLock state
12Shield
Shielding state (buttons, temperature, on/off, mode or save is shielded by
long-distance monitoring
13TurboTurbo function state
14Memory
Memory state (Indoor unit resumes original setting state after power failure and
then power recovery)
15TwinkleFlicking when unit is on without operation of buttons
16SaveEnergy-saving state
17Temperature Ambient/setting temperature value
18E-HeaterMark that E-heater is allowed to turned on
19BlowBlow mark
20Timer Timer-displayed location
21QuietQuiet state (two types: quiet and auto quiet)
There is not Master and CO
2 functions for E series ducted type units and A2 ducted type and cassette type
units
2.1Ta ble.
English 7
8 English
BUTTONSIII
* means these units do not have these functions.
3.1 Silk Screen of Buttons
3.1 Silk screen of buttonsFig.
3.2 Instruction to Function of Buttons
No.DescriptionFunction of Button
1Enter/Cancel
2
6
3FanSetting of high/middle/low/auto fan speed
4ModeSetting of cooling/heating/fan/dry mode of indoor unit
5Function
7TimerTimer setting
8On/offTurn on/off indoor unit
4 Mode
and
2
Memory
function
(1) Function selection and canceling;
(2) Press it for 5s to enquiry the outdoor ambient temperature.*
(1) Running temperature setting of indoor unit, range :16 ∼ 30°C
(2) Timer setting, range:0.5-24hr
(3) Switchover between quiet/auto quiet
Switchover among the functions of air/sleep/turbo/save/E-heater/blow/
quiet
Press them for 5s under off state of the unit to enter/cancel memory
function (If memory is set, indoor unit after power failure and then
power recovery will resume original setting state .If not, indoor unit is
defaulted to be off after power recovery. Memory function is defaulted to
be off before outgoing.)
2
and
6
4 Mode
and
5 Function
Lock
Enquiry
and setting
of address of
wired controller
Upon startup of the unit without malfunction or under off state of the
unit, press them at the same time for 5s into lock state. In this case, any
other buttons won’t respond the press. Repress them for 5s to quit lock
state.
Press them for 5s under unit off at the same time to set address.
3.1Ta ble.
INSTALLATION OF WIRED CONTROLLER AND PROJECT DEBUGGINGIV
4.1 Installation of Wired Controller
4.1 Sketch for Installation of Wired ControllerFig.
No.12345
Socket’s base
Description
Fig.4.1: Sketch for Installation of Wired Controller. Pay attention to the following items during installation of
wired controller:
Cut off power supply of heavy-current wire embedded in mounting hole in the wall before installation. It 1.
is prohibited to perform the whole procedure with electricity.
Pull out 4-core twisted pair line in mounting hole and then make it through the rectangle hole at the 2.
back of controller’s soleplate.
Joint the controller’s soleplate on wall face and then fi x it in mounting hole with screws M4X25.3.
Insert the 4-core twisted pair through rectangle hole into controller’s slot and buckle the front panel and 4.
soleplate of controller together.
At last, fi x the controller’s front panel and soleplate with screws ST2.2X6.5.5.
CAUTION
During connection of wirings, pay special attention to the following items to avoid interference of electromagnetism to unit and even failure of it.
To ensure normal communication of the unit, signal line and wiring (communication) of wired controller 1.
should separate from power cord and indoor/outdoor connection lines. The distance between them should
be kept 20cm in min.
If the unit is installed at the place where there is interference of electromagnetism, signal line and wiring 2.
(communication) of wired controller must be shielding twisted pair lines.
box installed in
the wall
Soleplate of
controller
Screw M4X25
Front panel of
controller
Screw
ST2.2X6.5
English 9
10 English
4.2 Project Debugging
Off state of unitEquipment address no.Press “Increase” or “Decrease”
button to adjust
Return to off statePress “Enter/Cancel”
button to confirm
Enquiry and Setting of Wired Controller’s Address
Enquiry of wired controller’s address: Press Function and Mode buttons at the same time for 5s under off
state of the unit, and then LCD displays wired controller’s address number.
Setting of wired controller’s address: Press Function and Mode buttons at the same time for 5s.
In this case, LCD displays address number. Then press
After that, press Enter/Cancel button to confi rm.
Addresses of the wired controller are used for centralized control of wired controller. Enquiry and setting of
wired controller’s address is shown as Fig.4.2 below:
or button to adjust address (address no.:1-16).
4.2 Enquiry and Setting of Wired Controller’s AddressFig.
INSTRUCTION TO OPERATIONV
* means these units do not have these functions.
5.1 On/Off
Press On/Off button to turn on the unit.
Repress this button to turn off the unit.
The state shown in Fig.5.1 indicates off state of the unit after energization. The state shown in Fig.5.2 Note:
indicates on state of the unit after energization.
5.1 Off state of the unitFig.5.2 On state of the unitFig.
5.2 Mode Setting
Under on state of the unit, press Mode button to switch the operation modes as the following sequence:
AutoCoolingDryFanHeating
English 11
12 English
5.3 Temperature Setting
Press or button for increase or decrease of setting temperature under on state of the unit. If press either
of them continuously, temperature will be increased or decreased by 1°C every 0.5s.
In Cooling, Dry, Fan and Heating mode, temperature setting range is 16 ∼ 30°C.
In Auto mode, the setting temperature is un-adjustable.
As shown in Fig.5.3
5.3Fig.
5.4 Fan Speed Setting
Under on/off state of the unit, press Fan button, fan speed of indoor unit will change as below:
As shown in Fig.5.4
AutoLowMiddleHigh
5.4Fig.
5.5 Swing Control Function
Turn on the unit, without
turning on swing function
Press “Function” button
into swing function
Press “Enter/Cancel” button
to turn on swing function
Press “Enter/Cancel” button
to turn off swing function
Press “Function” button
into swing function
Under on state of unit, press Function button till the unit enters swing control function and then press Enter/Cancel button to turn on turbo control function.
During swing function, press Function button till the unit enters swing control function and then press Enter/Cancel button to cancel swing control function.
Swing control function setting is shown in Fig.5.5
5.6 Timer Setting
Under on state of the unit, press Timer button to set timer off of the unit. Under off state of the unit, press
Timer button to set timer on of the unit in the same way.
Timer on setting: Under off state of the unit without timer setting, if Timer button is pressed, LCD will display
Timer off setting: Under on state of the unit without timer setting, if Timer button is pressed, LCD will display
Cancel timer: After setting of timer, if Timer button is pressed, LCD won’t display xx. Hour so that timer setting
5.5Fig.
xx. Hour, ON blinking. In this case, press
or button to adjust timer on and then press
Timer to confi rm. If Mode button is pressed before pressing Timer button to confi rm, timer
mode will be switched to timer off setting mode. In this case, LCD displays xx. Hour, OFF
blinking. In this case, pres
or button to adjust timer off and then press Timer to confi rm.
When LCD displays xx. Hour On Off, xx. Hour means time of timer on, but time of timer off
won’t be displayed.
xx. Hour,OFF blinking. In this case, press
or button to adjust timer on and then press
Timer to confi rm. If Mode button ispressed before pressing Timer button to confi rm, timer
mode will be switched to timer on setting mode. In this case, LCD displays xx. Hour, ON
blinking. In this case, press
or button to adjust timer on and then press Timer button to
confi rm. When LCD displays xx. Hour On Off, xx. Hour means time of timer off, but time of
timer on won’t be displayed.
is canceled.
English 13
14 English
Timer off setting under on state of the unit is shown as Fig.5.6
”
Turn on the unit, without
setting timer
Press “Timer” to confirm
timer setting
5.6 Timer setting under on state of the unitFig.
Timer range: 0.5-24hr. Every press of
If press either of them continuously, setting time will automatically increase/decrease by 0.5hr
every 0.5s.
Press “Timer” to setPress “Increase” or “Decrease
button to adjust time
Press “Increase” or “Decrease”
button to adjust time
Press “Mode” button into
timer on setting interface
or button will make setting time increased or decreased by 0.5hr.
Note:
If both timer on and timer off are set in unit on interface, the wired controller only display time of time off 1.
after confi rmation of timer. If both of them are set in unit off interface, only time of timer on is displayed.
Timer on in unit on interface is timed from the time of unit off and timer off in unit off interface is timed 2.
from the time of unit on.
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