Panasonic Air Conditioner CS E24NKUA User Manual

Operating Instructions  
Air Conditioner  
Model No.  
Indoor Unit  
Outdoor Unit  
CS-E18NKUA  
CS-E24NKUA  
CU-E18NKUA  
CU-E24NKUA  
ENGLISH  
Before operating the unit, read these operating  
instructions thoroughly and keep them for future  
reference.  
© Panasonic Appliances Air-Conditioning Malaysia  
Sdn. Bhd. 2012. Unauthorized copying and distribution  
is a violation of law.  
QUICK GUIDE  
F568726  
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WARNING  
CAUTION  
REMOTE CONTROL  
INDOOR UNIT AND OUTDOOR UNIT  
Do not allow infants and small children to play  
with the remote control to prevent them from  
accidentally swallowing the batteries.  
Do not wash the indoor unit with water, benzene,  
thinner or scouring powder to avoid damage or  
corrosion at the unit.  
Do not use for preservation of precise equipment,  
food, animals, plants, artwork or other objects. This  
may cause quality deterioration, etc.  
POWER SUPPLY  
Do not use a modied cord,  
joint cord, extension cord or  
unspecied cord to prevent  
overheating and re.  
Do not use any combustible equipment in front of  
the airow outlet to avoid re propagation.  
Do not expose plants or pet directly to airow to  
To prevent overheating, re or electric shock:  
avoid injury, etc.  
Do not share the same power outlet with other  
equipment.  
Do not touch the sharp aluminium n,  
sharp parts may cause injury.  
Do not operate with wet hands.  
Do not over bend the power supply cord.  
If the supply cord is damage, it must be replaced  
by the manufacturer, its service agent or similarly  
qualied persons in order to avoid a hazard.  
Do not switch ON the indoor unit when waxing the  
oor. After waxing, aerate the room properly before  
operating the unit.  
It is strongly recommended to install this unit  
using an Earth Leakage Circuit Breaker (ELCB)  
or Ground Fault Interrupt (GFCI) or Appliance  
Leakage Current Interrupt (ALCI) to prevent electric  
shock or re.  
Do not install the unit in oily and smoky areas to  
prevent damage to the unit.  
Do not dismantle the unit for cleaning purpose to  
avoid injury.  
Do not step onto an unstable bench when cleaning  
the unit to avoid injury.  
Stop using the product if any abnormality/failure  
occurs or turn off the power switch and breaker.  
(Risk of smoke/re/electric shock)  
Do not place a vase or water container on the  
unit. Water may enter the unit and degrade the  
insulation. This may cause an electric shock.  
Examples of abnormality/failure  
The ELCB or GFCI or ALCI trip frequently.  
Burning smell is observed.  
Abnormal noise or vibration of the unit is  
observed.  
Do not open window or door for long time during  
COOL/DRY mode operation.  
Ensure drainage pipe is connected properly and  
keep drainage outlet clear of gutters, containers  
or does not immersed in water to prevent water  
leakage.  
Water leaks from the indoor unit.  
Power cord becomes abnormally hot.  
Fan speed cannot be controlled.  
The unit stops running immediately even if it is  
switched on for operation.  
The fan does not stop even if the operation is  
stopped.  
After a long period of use or use with any  
combustible equipment, aerate the room regularly.  
After a long period of use, make sure the  
installation rack does not deteriorate to prevent the  
unit from falling down.  
Contact your local dealer immediately for  
maintenance or repair assistance.  
This equipment must be earthed to prevent  
REMOTE CONTROL  
electrical shock or re.  
Do not use rechargeable (Ni-Cd) batteries.  
It may damage the remote control.  
Prevent electric shock by switching off the power:  
- Before cleaning or servicing.  
- Extended non-use.  
- Abnormally strong lightning activity.  
To prevent malfunction or damage of the remote  
control:  
Remove the batteries if the unit is not going to be  
used for a long period of time.  
New batteries of the same type must be inserted  
following the polarity stated.  
3
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REMOTE CONTROL  
Press the remote control’s button  
1
TO TURN ON OR OFF THE UNIT  
• Please be aware of the OFF indication on the remote  
control display to prevent the unit from starting/stopping  
improperly.  
Maximum distance: 26ft  
2
TO SET TEMPERATURE  
• Selection range : 60°F ~ 86°F.  
• Operating the unit within the recommended temperature  
could induce energy saving.  
INDICATOR  
HEAT mode : 68°F ~ 75°F.  
POWER  
TIMER  
(Green)  
COOL mode : 78°F ~ 82°F.  
DRY mode : 2°F ~ 4°F lower than room temperature.  
(Orange)  
(Orange)  
(Orange)  
QUIET  
POWERFUL  
3
TO SELECT OPERATION MODE  
AUTO mode - For your convenience  
• During operation mode selection the power indicator  
blinks.  
• Unit selects operation mode every 10 minutes according  
to temperature setting and room temperature.  
HEAT mode - To enjoy warm air  
• Unit takes a while to warm up. The power indicator blinks  
during this operation.  
Remote  
Control display  
COOL mode - To enjoy cool air  
• Use curtains to screen off sunlight and outdoor heat to  
reduce power consumption during cool mode.  
DRY mode - To dehumidify the environment  
• Unit operates at low fan speed to give a gentle cooling  
operation.  
4
TO SELECT FAN SPEED (5 OPTIONS)  
FAN SPEED  
1
4
3
6
• For AUTO, the indoor fan speed is automatically adjusted  
according to the operation mode.  
2
5
TO ADJUST AIRFLOW DIRECTION (5 OPTIONS)  
5
7
8
9
AIR SWING  
12  
• Keeps the room ventilated.  
• In COOL/DRY mode, if AUTO is set, the louver swing  
left/right and up/down automatically.  
11  
10  
• In HEAT mode, if AUTO is set, the horizontal louver x at  
predetermined position. The vertical louver swing left/right  
after the temperature rises.  
6
TO ENJOY QUIET OPERATION  
• This operation reduces airow noise.  
4
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TO REACH TEMPERATURE  
QUICKLY  
7
TO SET THHE TIMER  
• This operation stops automatically after 20 minutes.  
• To turn ON or OFF the unit at a preset time.  
Press and hold for 5 seconds to dim or restore the  
unit’s indicator brightness.  
ON  
8
1
2
SET  
Press and hold for approximately 10 seconds to  
show temperature setting in °C or °F.  
9
OFF  
Select ON or  
OFF timer  
Set the time  
Conrm  
Press and hold for approximately 5 seconds to show  
10  
12-hour (am/pm) or 24-hour time indication.  
ON  
OFF  
• To cancel ON or OFF timer, press  
press CANCEL  
or  
then  
.
11 Press to restore the remote control’s default setting.  
• When ON Timer is set, the unit may start earlier (up  
to 35 minutes) before the actual set time in order to  
achieve the desired temperature on time.  
12 Not used in normal operations.  
• Timer operation is based on the clock set in the  
remote control and repeats daily once set. For clock  
setting, please refer to Remote Control Preparation  
on the back cover.  
NOTES  
QUIET  
POWERFUL  
• If timer is cancelled manually or due to power failure,  
,
you can restore the previous setting (once power is  
• Can be activated in all modes and can be cancelled by  
pressing the respective button again.  
SET  
resumed) by pressing  
.
QUIET  
POWERFUL  
,
• Cannot be selected at the same time.  
5
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INDOOR UNIT  
Switch off the power at the circuit breaker before cleaning.  
Do not touch the aluminium n, sharp parts may cause injury.  
CAUTION  
CLEANING INSTRUCTIONS  
HINT  
• Do not use benzene, thinner or scouring powder.  
• Use only soap ( pH7) or neutral household detergent.  
• Do not use water hotter than 104°F.  
• To ensure optimal performance of the unit, cleaning  
maintenance has to be carried out at regular intervals.  
Dirty unit may cause malfunction and you may see error  
code “H99”. Please consult authorized dealer.  
2
4
1
7
9
3
8
5
6
1
7
INDOOR UNIT  
AUTO OFF/ON BUTTON  
Wipe the unit gently with a soft, dry cloth.  
Use when remote control is misplaced or a malfunction occurs.  
Step  
1
Action  
Mode  
Automatic  
2
FRONT PANEL  
Press once.  
Remove Front Panel  
Raise and pull to remove the front panel.  
Wash gently and dry.  
Press and hold until you hear one  
beep, then release.  
Repeat step 2. Press and hold  
until you hear two beeps, then  
release.  
2
Force cooling  
Close Front Panel  
3
Normal cooling  
Repeat step 3. Press and hold  
until you hear three beeps, then  
release.  
4
Force heating  
Press the button to turn off.  
Press down both ends of the front panel to close it securely.  
3
REMOTE CONTROL RECEIVER  
ALUMINIUM FIN  
8
AIR PURIFYING FILTER  
4
5
Vacuum the air purifying lter.  
HORIZONTAL AIRFLOW DIRECTION LOUVER  
• It is recommended to clean the lter every 6 months.  
• Replace the lter every 3 years or replace any damaged lter.  
Part no.: CZ-SA20P  
Do not adjust by hand.  
6
VERTICAL AIRFLOW DIRECTION LOUVER  
9
AIR FILTERS  
Do not adjust by hand.  
• Air lter cleaning is required every two weeks.  
• Wash/rinse the lters gently with water to avoid damage to the  
lter surface.  
• Dry the lters thoroughly under shade, away from re or direct  
sunlight.  
• Replace any damaged lters.  
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6
TROUBLESHOOTING  
The folllowinngg sympttoms do nnot inddicatee mmalfunnction.  
SYMPTOM  
CAUSE  
Mist emerges from indoor unit.  
Water owing sound during operation.  
The room has a peculiar odor.  
• Condensation effect due to cooling process.  
• Refrigerant ow inside the unit.  
• This may be due to damp smell emitted by the wall,  
carpet, furniture or clothing.  
Indoor fan stops occasionally during automatic fan speed  
setting.  
• This helps to remove the surrounding odours.  
Airow continues even after operation has stopped.  
• Extraction of remaining heat from the indoor unit  
(maximum 30 seconds).  
Operation is delayed a few minutes after restarting.  
Outdoor unit emits water/steam.  
• The delay is a protection to the unit’s compressor.  
• Condensation or evaporation occurs on pipes.  
• The timer setting repeats daily once set.  
TIMER indicator is always on.  
POWER indicator blinks during HEAT mode with no warm  
air supply (and louver is closed).  
• The unit is in defrost mode (and AIR SWING is set to  
AUTO).  
Indoor fan stops occasionally during heating operation.  
Power indicator blinks before the unit is switched on.  
• To avoid unintended cooling effect.  
• This is a preliminary step in preparation for the operation  
when the ON timer has been set.  
Cracking sound during operation.  
• Changes of temperature caused the expansion/  
contraction of the unit.  
Check the ffollowwing beeforee ccallinng forr sserviccing.  
SYMPTOM  
CHECK  
Heating/Cooling operation is not working efciently.  
• Set the temperature correctly.  
• Close all doors and windows.  
• Clean or replace the lters.  
• Clear any obstruction at the air inlet and air outlet vents.  
Noisy during operation.  
• Check if the unit has been installed at an incline.  
• Close the front panel properly.  
Remote control does not work.  
(Display is dim or transmission signal is weak.)  
• Insert the batteries correctly.  
• Replace weak batteries.  
The unit does not work.  
• Check if the circuit breaker is tripped.  
• Check if timers have been set.  
The unit does not receive the signal from the remote  
control.  
• Make sure the receiver is not obstructed.  
• Certain uorescent lights may interfere with signal  
transmitter. Please consult authorized dealer.  
The unit stops and the TIMER indicator blinks.  
Use remote control to retrieve error code.  
TIMER  
Press for 5  
Note:  
ON  
SET  
3
1
3
4
Press until you hear  
beep sound, then  
write down the error  
code.  
2
seconds.  
• For certain errors, you  
may restart the unit for  
limited operation with 4  
beeps when operation  
starts.  
1
2
Press for 5  
seconds to  
quit checking.  
OFF  
CANCEL  
AC  
RC  
SET CHECK CLOCK  
RESET  
Turn the unit off and reveal the error code to authorized dealer.  
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7
INFORMATION  
FOR SEASONAL INSPECTION AFTER EXTENDED NON-USE  
NON SERVICEABLE CRITERIAS  
• Check remote control batteries.  
SWITCH OFF POWER AT THE CIRCUIT  
BREAKER then please consult an authorized  
dealer under the following conditions:  
• Abnormal noise during operation.  
• Water/foreign particles have entered the remote  
control.  
• Water leaks from Indoor unit.  
• Circuit breaker switches off frequently.  
• Switches or buttons are not functioning properly.  
• No obstruction at air inlet and air outlet vents.  
• Use Auto OFF/ON button to select Cooling/Heating operation.  
After 15 minutes of operation, it is normal to have the following  
temperature difference between air inlet and air outlet vents:  
Cooling: 14.4°F  
Heating: 25.2°F  
FOR EXTENDED NON-USE  
• Activate Heat mode for 2~3 hours as an alternative to remove  
moisture left in the internal parts thoroughly to prevent mould  
growth.  
• Switch off power at the circuit breaker.  
• Remove the remote control batteries.  
Information for Users on Collection and Disposal of Old Equipment and used Batteries  
Note for the battery symbol  
(bottom two symbol examples):  
[Information on Disposal in other Countries  
outside the European Union]  
This symbol might be used in  
combination with a chemical symbol.  
In this case it complies with the  
requirement set by the Directive for the  
chemical involved.  
These symbols are only valid in the European Union.  
If you wish to discard these items, please contact  
your local authorities or dealer and ask for the correct  
method of disposal.  
Pb  
Contact your local hazardous waste disposal hotline.  
CS-E18NKUA / CU-E18NKUA only.  
Models Number  
The above listed models have been designed and manufactured to meet ENERGY STAR® criteria for  
energy efciency when matched with appropriate coil components. However, proper refrigerant charge  
and proper air ow are critical to achieve rated capacity and efciency. Installation of this product should  
follow the manufacturer’s refrigerant charging and airow instructions. Failure to conrm proper charge and  
airow may reduce energy efciency and shorten equipment life.  
Federal Communications Commission Interference Statement  
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device  
may not cause harmful interference, and (2) this device must accept any interference received, including interference that  
may cause undesired operation.  
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of  
the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential  
installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in  
accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee  
that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or  
television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct  
the interference by one or more of the following measures:  
• Reorient or relocate the receiving antenna.  
• Increase the separation between the equipment and the receiver.  
• Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.  
• Consult the dealer or an experienced radio/TV technician for help.  
FCC Caution: To assure continued compliance, follow the attached installation instructions. Any changes or modications  
not expressly approved by the party responsible for compliance could void the user’s authority to operate this equipment.  
Industry Canada Notice  
This Class B digital apparatus complies with Canadian ICES-003.  
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8
MEMO  
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MEMO  
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MEMO  
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QUICK GUIDE  
Remote Control Preparation  
1
2
Pull out  
1
2
3
4
5
6
Insert AAA or R03 batteries (can be used ~ 1 year)  
3
Close the cover  
Press CLOCK  
Set time  
4
5
6
TIMER  
ON  
SET  
1
2
3
OFF  
CANCEL  
Conrm  
AC  
RC  
SET CHECK CLOCK  
RESET  
1
MODE  
AUTO HEAT  
DRY COOL  
AUTO  
HEAT  
COOL  
DRY  
FAN  
SPEED  
AIR  
Select the desired mode.  
SWING  
OFF/ON  
2
3
MODE  
FAN SPEED  
AIR SWING  
2
1
OFF/ON  
TEMP  
Start/stop the operation.  
QUIET POWERFUL  
TIMER  
ON  
SET  
3
1
2
3
OFF  
CANCEL  
TEMP  
AC  
RC  
Select the desired temperature.  
SET CHECK CLOCK  
RESET  
Panasonic Corporation  
F568726  
ST0212-0  
For inquiries, please call 1-800-851-1235  
Printed in Malaysia  
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