Daikin FDM24PEVLK User manual

OPERATION AND INSTALLATION
INSTRUCTIONS MANUAL
English
DUCTED AIR-CONDITIONING UNIT
(7.0-14.0kW)
Unit Model:
Indoor unit
FDM24PEVLK
FDM30PEVLK
FDM36PEVLK
FDM42PEVLK
FDM48PEVLK
FDYM24PEVLK
FDYM30PEVLK
FDYM36PEVLK
FDYM42PEVLK
FDYM48PEVLK
Outdoor unit
R24PEVLK
R30PEVLK
R36PEVLK
R42PETLK/R42PEYLK
R48PETLK/R48PEYLK
RY24PEVLK
RY30PEVLK
RY36PEVLK
RY42PETLK/RY42PEYLK
RY48PETLK/RY48PEYLK

User Notice

Ensure unified 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

Never knock, throw or frequently disassemble the wired controller.

Never operate the wired controller with wet hand.
error.

English 1
Notes: The functions with * are reserved for other models and are not applicable for the models
listed in this manual.
Contents
I SAFETY PRECAUTIONS ....................................................................................................................... 2
II DISPLAYING PART ................................................................................................................................ 6
2.1 LCD Display of Wired Controller........................................................................................................................................... 6
2.2 Instruction to LCD ....................................................................................................... ............................................ 7
III BUTTONS ............................................................................................................................................... 8
3.1 Silk Screen of Buttons ........................................................................................................................................................... 8
3.2 Instruction to Function of Buttons.......................................................................................................................................... 8
IV INSTALLATION OF WIRED CONTROLLER.......................................................................................... 9
V INSTRUCTION TO OPERATION .......................................................................................................... 10
5.1 On/Off.................................................................................................................................................................................. 10
5.2 Mode Setting ....................................................................................................................................................................... 10
5.3 Temperature Setting ............................................................................................................................................................ 11
5.4 Fan Speed Setting............................................................................................................................................................... 11
5.5 Swing Control Function*...................................................................................................................................................... 12
5.6 Timer Setting ....................................................................................................................................................................... 12
5.7 Air Exchange Setting* ......................................................................................................................................................... 14
5.8 Sleep Setting ....................................................................................................................................................................... 15
5.9 Turbo Function Setting......................................................................................................................................................... 16
5.10 Save Function Setting ....................................................................................................................................................... 16
5.11 E-heater Setting* ............................................................................................................................................................... 18
5.12 Blow Function Setting........................................................................................................................................................ 19
5.13 Quiet Function Setting....................................................................................................................................................... 20
5.14 Field Setting ...................................................................................................................................................................... 20
5.15 Other Functions................................................................................................................................................................. 21
VI ERROR DISPLAY ................................................................................................................................. 22
VII SETTING OF INDOOR ROOM SENSOR.............................................................................................23
7.1 Setting of Double Indoor Room Sensors............................................................................................................................. 23
7.2 Fresh Air Control* ................................................................................................................................................................ 23
7.3 The head of delivery of the condensate drainage pump* .................................................................................................... 24
VIII DIMENSIONS OF INDOOR UNIT AND OUTDOOR UNIT ................................................................... 25
8.1 Dimensions of Indoor Unit ................................................................................................................................................... 25
8.2 Dimensions of Outdoor Unit ................................................................................................................................................ 26
IX INSTALLATION INSTRUCTIONS ........................................................................................................ 27
9.1 Precautions on Installation of Outdoor Unit......................................................................................................................... 27
9.2 Precautions on Installation of Indoor Unit............................................................................................................................ 27
9.3 Level Check of the Indoor Unit ............................................................................................................................................ 29
9.4 Installation of Rectangular Air Pipe ..................................................................................................................................... 29
9.5 Installation of Drainage Pipeline.......................................................................................................................................... 30
9.6 Testing of Drainage System................................................................................................................................................. 30
9.7 Selection of the Refrigerant Pipe ......................................................................................................................................... 31
9.8 Connection of Pipe ..................................................................................................................................... 31
9.9 Installation of Protective Layer of the Refrigerant Pipe ....................................................................................................... 35
9.10 Position and Method of Installing Wired Controller............................................................................................................ 36
9.11 Electric Installation............................................................................................................................................................. 37
9.12 Cable Connecting Diagram ............................................................................................................................................... 41
9.13 Troubleshooting and Maintenance..................................................................................................................................... 44
X SPECIFICATIONS ................................................................................................................................ 47
the Refrigerant
Display

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 classified 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 user how to operate
the air conditioner and take care of it with the aid of the operation manual. Ask the user to store the installation
manual along with the operation manual for future reference.
The precautions described herein are classified 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 supply to the unit•
and contact our local dealer.
Continued operation under such circumstances may result in a failure, electric shocks or fire hazards.
Consult our local dealer about installation work.•
Doing the work yourself may result in water leakage, electric shocks or fire hazards.
Consult our local dealer regarding modification, repair and maintenance of the air conditioner.•
Improper workmanship may result in water leakage, electric shocks or fire hazards.
Do not place objects, including rods, your fingers, etc., in the air inlet or outlet.•
Injury may result due to contact with the air conditioner’s highspeed fan blades.
Be ware of fire 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 our 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 use the air conditioner any longer until a qualified service person confirms that the leakage has
been repaired.
Consult our 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•
specified by the manufacturer.
If a defect results from your own workmanship, it may result in water leaks, electric shock or fire.
Consult our local dealer regarding relocation and reinstallation of the air conditioner.•
Improper installation work may result in leakage, electric shocks or fire 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, fire,
injury or damage to the unit.

English 3
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 fire.
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 fire.
Consult the dealer if the air conditioner submerges owing to a natural disaster, such as a flood or typhoon.•
Do not operate the air conditioner in that case, otherwise a malfunction, electric shock, or fire may result.
Do not start or stop operating the air conditioner with the power supply breaker turned ON or OFF.•
Otherwise fire or water leakage may result. Furthermore, the fan will rotate abruptly if power failure com-
pensation is enabled, which may result in injury.
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 fire.
Do not use the product in places with excessive oily smoke, such as cooking rooms, or in places with•
flammable gas, corrosive gas, or metal dust.
Using the product in such places may cause fire or product failures.
Do not use flammable 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 fire.
Be sure to use a dedicated power supply for the air conditioner.•
The use of any other power supply may cause heat generation, fire, or product failures.
Ask our dealer or qualified 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 fire.
Install the air conditioner in accordance with the instructions of this installation manual.•
Improper installation may result in water leakage, electric shocks or fire.
Be sure to use only the specified accessories and parts for installation work.•
Failure to use the specified parts may result in the unit falling, water leakage, electric shocks or fire.
Install the air conditioner on a foundation strong enough to withstand the weight of the unit.•
A foundation of insufficient strength may result in the equipment falling and causing injury.
Carry out the specified 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 qualified personnel according to local laws and regulations and this installation manual.
An insufficient power supply capacity or improper electrical construction may lead to electric shocks or fire.
Make sure that all wiring is secured, the specified 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 fire.
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, fire 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 fire.
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 fire, such as a fan heater, stove or cooker.
Be sure to cut off the power supply before touching any electrical parts.•

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 filter 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 mounting situation•
If left in a damaged condition, the unit may fall and cause injury.
Do not place flammable sprays or operate spray containers near the unit as this may result in fire.•
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 flames in places exposed to the air flow 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, do not place any object on it.•
Falling or tumbling may result in injury.
Do not block air inlets or outlets.•
Impaired air flow may result in insufficient performance or trouble.
Be sure that children, plants or animals are not exposed directly to airflow from the unit, as adverse effects•
may ensue.
Do not wash the air conditioner with water, as this may result in electric shocks or fire.•
Do not install the air conditioner at any place where there is a danger of flammable gas leakage.•
In the event of a gas leakage, build-up of gas near the air conditioner may result in fire hazards.
Do not put flammable containers, such as spray cans, within 1m from the air outlet.•
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 our dealer for assistance.
The appliance is not intended for use by unattended young children or infirm 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 our 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 fins 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 get in the unit, such animals can
cause malfunctions, smoke or fire 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 our 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.

English 5
Watch your steps at the time of taking out or put back the air filter for 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 sufficient to eliminate noise.)
Remote controller (wireless) transmitting distance can be shorter than expected in rooms with electronic•
fluorescent lamps (inverter or rapid start types).
Install the indoor unit as far away from fluorescent 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 flammable gas may leak, where there is carbon fibre or ignitable dust suspensions in the air, or4.
where volatile flammables such as paint thinner or gasoline are handled.
Operating the unit in such conditions may result in fire.

6 English
DISPLAYING PARTII
2.1 Outline of wired controllerFig.
2.1 LCD Display of Wired Controller
2.2 LCD displayFig.

English 7
2.2 Instruction to LCD Display
No. Description Instruction to Displaying Contents
1 Swing* Swing function
2 Air* Air exchange function
3 Sleep Sleeping states
4 Running mode Each kind of running mode of indoor unit (auto mode)
5 Cooling Cooling mode
6 Dry Dry mode
7Fan Fan
8 Heating Heating mode
9 Defrost* Defrosting state
10 Gate-control
card* Gate control
11 Lock Lock state
12 Shield Shielding state (buttons, temperature, on/off, mode or save is shielded by
long-distance monitoring)
13 Turbo Turbo function state
14 Memory Memory state (Indoor unit resumes original setting state after power failure and
then power recovery)
15 Twinkle Flicking when unit is on without operation of buttons
16 Save Energy-saving state
17 Temperature Ambient/setting temperature value
18 E-Heater* E-HEATING display means electric-heater is available
19 Blow Blow mark
20 Timer Timer-displayed location
21 Quiet Quiet state (two types: quiet and auto quiet)
Notes: The functions with * are reserved for other models and are not applicable for the models
listed in this manual.
2.1Ta b l e.

8 English
BUTTONSIII
3.1 Silk Screen of Buttons
3.1 Silk screen of buttonsFig.
3.2 Instruction to Function of Buttons
No. Description Function of Button
1 Enter/Cancel (1) Function selection and canceling;
(2) Press it for 5s to enquiry the outdoor ambient temperature.*
2(1) Running temperature setting of indoor unit, range :16 ∼30°C
(2) Timer setting, range:0.5-24hr
(3) Switchover between quiet/auto quiet
6
3 Fan Setting of high/middle/low/auto fan speed
4 Mode Setting of cooling/heating/fan/dry mode of indoor unit
5 Function Switchover among the functions of air/sleep/turbo/save/E-heater/blow/
quiet
7 Timer Timer setting
8 On/off Turn on/off indoor unit
4 Mode
and
2
Memory
function
Press Mode and for 5s under off-state of the unit to enter/cancel key
memory function (If memory is set, indoor unit will resume original
setting state after power failue and then power recovery. If not, indoor
unit is defaulted to be off after power recovery. Memory function is
defaulted to be off before outgoing.)
2
and
6
Lock
Upon startup of the unit without malfunction or under off-state of the
unit, press and at the same time for 5s into lock state. In this case,
any other buttons won’t respond the press. Repress and for 5s to
quit lock state.
3.1Ta b l e.

English 9
INSTALLATION OF WIRED CONTROLLERIV
4.1 Sketch for Installation of Wired ControllerFig.
No.12345
Description
Socket’s base
box installed in
the wall
Soleplate of
controller Screw M4X25 Front panel of
controller
Screw
ST2.2X6.5
Fig.4.1: Sketch for Installation of Wired Controller. Pay attention to the following items during the installation of
wired controller:
Cut off power supply before installation. It is prohibited to perform the whole procedure with electricity.1.
Pull out 4-core twisted pair line in mounting hole and then make it through the rectangle hole at the2.
back of controller’s soleplate.
Joint the controller’s soleplate on wall face and then fix it in mounting hole with screws M4X25.3.
Insert the 4-core twisted pair into controller’s slot through rectangle hole and buckle the front panel and4.
soleplate of controller together.
At last, fix 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 electromag-
netism to unit and even failure of it.
To ensure normal communication of the unit, signal line and wiring (communication) of wired controller1.
should separate from power cord and indoor/outdoor connection lines. The min distance between them
should be 20cm.
If the unit is installed at the place where there is interference of electromagnetism, signal line and wiring2.
(communication) of wired controller must be shielding twisted pair lines.

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INSTRUCTION TO OPERATIONV
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.5.2Note:
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:
Auto Cooling Dry Fan Heating

English 11
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
Press Fan button, fan speed of indoor unit will change as below:
As shown in Fig.5.4
Auto Low Middle High
5.4Fig.

12 English
5.5 Swing Control 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 swing 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
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
5.5Fig.
5.6 Timer Setting
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
xx. Hour,ON blinking. In this case, press or button to adjust timer on and then press
Timer to confirm. If Mode button is pressed before pressing Timer button to confirm, timer
mode will be switched to timer off setting mode. In this case, LCD displays xx. Hour, OFF
blinking. In this case, press or button to adjust timer off and then press Timer to confirm.
When LCD displays xx. Hour On Off, xx. Hour means time of timer on, but time of timer off
won’t be displayed.
Timer off setting: Under on-state of the unit without timer setting, if Timer button is pressed, LCD will display
xx. Hour, OFF blinking. In this case, press or button to adjust timer on and then press
Timer to confirm. If Mode button is pressed before pressing Timer button to confirm, 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
confirm. When LCD displays xx. Hour On Off, xx. Hour means time of timer off, but time of
timer on won’t be displayed.
Cancel timer: After setting of timer, if Timer button is pressed, LCD won’t display xx. Hour so that timer setting
is canceled.

English 13
Timer off setting under on-state of the unit is shown as Fig.5.6
Press “Timer” to set Press “ ” or “ ” button
to adjust time
Press “ ” or “ ” button
to adjust time
Press “Mode” button into
timer on setting interface
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 or button will make setting time increased or decreased by 0.5hr.
If press either of them continuously, setting time will automatically increase/decrease by 0.5hr
every 0.5s.
Note:
If both timer on and timer off are set in unit on-state, the wired controller only display time of timer off.1.
If both of them are set in unit off-state, only time of timer on is displayed.
Timer on in on-state is timed from the time of unit off and timer off in unit off-state is timed from the time2.
of unit on.

14 English
5.7 Air Exchange Setting*
Turn-on air exchange function:
Under on-state of the unit, press Function button into this function setting (Air mark
blinks). AIR 1 displayed at the ambient temperature-displayed location (888) is defaulted
(the last type of AIR will be displayed after adjustment). Press or button to adjust air
exchange type. Press Enter/Cancel button to turn on/off air exchange function. After
turning on this function, the air mark shows.
There are 10 types of air exchange, but only 1-2 types are for wireless remote control. Refer to the following
details:
1 —— The unit continuously runs for 60min, and fresh air valve opens for 6 min.
2 —— The unit continuously runs for 60min, and fresh air valve opens for 12 min.
3 —— The unit continuously runs for 60min, and fresh air valve opens for 18 min.
4 —— The unit continuously runs for 60min, and fresh air valve opens for 24 min.
5 —— The unit continuously runs for 60min, and fresh air valve opens for 30 min.
6 —— The unit continuously runs for 60min, and fresh air valve opens for 36 min.
7 —— The unit continuously runs for 60min, and fresh air valve opens for 42 min.
8 —— The unit continuously runs for 60min, and fresh air valve opens for 48 min.
9 —— The unit continuously runs for 60min, and fresh air valve opens for 54 min.
10 —— The unit continuously runs for 60min, and fresh air valve a ways opens.
Turn-off air exchange function:
During air exchange function, press Function button into air exchange function.
In this case, air mark is blinking, and then press Enter/Cancel button to turn off this
function. Air mark will subsequently disappear.
Air exchange setting is shown as Fig.5.7:
Press “Function” button
into air exchange function
Press “ ” or “ ” button
to adjust the type of air
exchange
Press “Function” button
into air exchange function
Press “Enter/Cancel” button
to turn on air exchange function
Turn on the unit, without
turning on air exchange
function
Press “Enter/Cancel” button
to turn off air exchange function
5.7 Air exchange deviceFig.
In air exchange mode, press “Function” button or there is no any operation within 5s after the last buttonNote:
operation, the system will quit from air exchange setting, and current setting data won’t be memoried.
l

English 15
5.8 Sleep Setting
Sleep on: Press Function button under on-state of the unit into Sleep function and then press Enter/Cancel
button to turn on sleeping function.
Sleep off: During sleep on state, press Function button into Sleep function and then press Enter/Cancel
button to turn off this function.
Sleep setting is shown as Fig.5.8:
Press “Function” button
into sleep function
Press “Enter/Cancel” button
to turn on sleep function
Press “Enter/Cancel” button
to turn off sleep function
Press “Function” button
into sleep function
Turn on the unit, without
turning on sleep function
5.8 Sleep settingFig.
Sleep setting is cleared after power failure and then power recovery. There is no sleep function in fan and auto
mode.
In cooling and dry mode, if the unit with sleep function has run for 1 hour, the preset temperature will beNote:
increased by 1°C and 1°C in another 1 hour. After that, the unit will run at this temperature. In heating
mode, if the unit with sleep function has run for 1 hour, the preset temperature will be decreased by 1°C
and 1°C in another 1 hour. After that, the unit will run at this temperature.

16 English
5.9 Turbo Function Setting
Turbo function: The unit at high fan speed can realize quick cooling or heating so that room temperature can
quickly approach setting temperature.
In cooling or heating mode, press Function button till the unit enters turbo function and then
press Enter/Cancel button to turn on turbo function.
During turbo function, press Function button till the unit enters turbo function and then press
Enter/Cancel button to cancel turbo function.
Turbo function setting is shown in Fig.5.9:
Press “Function” button
into turbo function
Press “Enter/Cancel” button
to turn on turbo function
Press “Enter/Cancel” button
to turn off turbo function
Press “Function” button
into turbo function
Turn on the unit, without
turning on turbo function
5.9 Turbo Function SettingFig.
Note:
Turbo function will be turned off after power failure and then recovery. In dry, fan and auto mode, turbo1.
function can not be set and TURBO mark won’t be displayed.
Turbo function will be automatically canceled after setting of quiet function.2.
5.10 Save Function Setting
Energy Saving Function: Energy saving result that the air conditioner runs in smaller temperature range is
realized by setting lower limited value of setting temperature in cooling or dry mode
and upper limited value in heating mode.
Energy Saving Setting for Cooling
Under on-state and in cooling or dry mode of the unit, press Function button into energy saving function,
SAVE blinking. Press or button to adjust lower limited value of setting temperature in cooling mode.
After that press Enter/Cancel button to turn on energy saving function for cooling.
Energy Saving Setting for Heating
Under on-state and in heating mode of the unit, press Function button into energy saving function, SAVE
blinking. Press Mode button into energy saving function for heating and then press or button to adjust
upper limited value of setting temperature in heating mode. Then, press Enter/Cancel button to turn on
energy saving function for heating.

English 17
After energy saving function is turned on, press Function button into energy saving function and press
Enter/Cancel button to cancel this function.
The energy saving setting is shown in the Fig.5.10.
Press “Function” button
into cooling save function
Press “ ” or “ ” button
to change the lower limit
of cooling
Press “ ” or “ ” button
to change the upper limit
of heating
Press “Mode” button into
heating save function
Turn on the unit, without
turning on save function
Press “Enter/Cancel” button
to turn off save function
5.10 Energy Saving SettingFig.
Note:
In auto running mode with save function on, the unit will forcibly quit auto running mode and change to1.
current operation mode. After setting of SAVE, sleep function will be canceled.
In save mode, if2. Function button is pressed or there is not any operation within 5s after the last button
operation, the system will quit from save function setting and current data won’t be memorized.
After power failure and then recovery, save function setting will be memorized.3.
The lower limited value in cooling mode is 16°C and the upper limited value in heating mode is 30°C.4.
After save setting, if the setting temperature is out of the range in the mode, the limited value will prevail.5.

18 English
5.11 E-heater Setting*
E-heater: In the heating mode, E-heater is allowed to be turned on for improvement of efficiency.
If heating mode is turned on by button operation, auxiliary electric heating function will be automati-
cally turned on.
Press Function button in heating mode into auxiliary electric heating function, E-HEATER blinking,
and press Enter/Cancel button to turn on this function. In this case, E-HEATER will be displayed,
which means E-heater is allowed to be turned on.
If auxiliary electric heating function is on, press Function button to confirm or press Enter/Cancel
button to cancel. In this case, E-HEATER won’t be displayed, which means E-heater is prohibited to
be turned on.
The setting of this function is shown as Fig.5.11 below:
Press “Function” button
into E-Heater function
Press “Enter/Cancel” button
to turn off E-Heater function
Press “Enter/Cancel” button
to turn on E-Heater function
Press “Function” button
into E-Heater function
Auxiliary electric heating
function will be automatically
turn on under heating mode
5.11 Auxiliary Electric Heating Function SettingFig.
E-heater can not be set in cooling, dry and fan mode, E-HEATER mark won’t be displayed. The settingNote:
is shown in Fig.5.11.