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Model
CS-E15DKDW CU-E15DKD CS-E18DKDW CU-E18DKD CS-E21DKDS CU-E21DKD
Pages
122
Size
17.96 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner
File
cs-e15dkdw-cu-e15dkd-cs-e18dkdw-cu-e18dkd-cs-e21dk.pdf
Date

Panasonic CS-E15DKDW / CU-E15DKD / CS-E18DKDW / CU-E18DKD / CS-E21DKDS / CU-E21DKD Service Manual ▷ View online

9.2. CS-E18DKDW CS-E21DKDS
The appliance is not intended for use by young children or infi rm 
person without supervision. Young children should be supervised to 
ensure that they do not play with the appliance.
Thank you for purchasing Panasonic Air Conditioner
SAFETY PRECAUTIONS
■ Definition
Safety Regulation
Operation Condition (
O
C)
Use this air conditioner under the following temperature 
range.
DBT: Dry Bulb Temperature
WBT: Wet Bulb Temperature
Indoor
Outdoor
DBT
WBT
DBT
WBT
Maximum Temperature (COOL)
32
23
43
26
Maximum Temperature (HEAT)
30
24
18
Minimum Temperature (COOL)
16
11
-5
Minimum Temperature (HEAT)
16
-5
-6           
This sign warns of death 
or serious injury.
To prevent personal injury, 
injury to others and property 
damage, the following 
instructions must be 
followed.
Incorrect operation due to 
failure to follow instructions 
will cause harm or damage, 
the seriousness of which is 
classifi ed as below:
This symbol denotes 
an action that is 
PROHIBITED.
These symbols denote 
actions that are 
COMPULSORY.
Warning
This sign warns of injury 
or damage to property.
Caution
The instructions to be 
followed are classifi ed by 
the following symbols:
Installation Precautions
Installation Precautions
Caution
•  Do not wash the unit with water, benzene, 
thinner or scouring powder.
•   Do not use for other purposes such as 
preservation of food.
•  Do not use any combustible equipment at 
airfl ow direction.
•  Do not sit or place anything on the indoor 
or outdoor unit.
•  Do not expose directly to cold air for a 
long period.
•  Ventilate the room regularly.
•  Pay attention as to whether the 
installation rack is damaged after long 
period of usage.
•  Switch off the power supply before 
cleaning or servicing.
•  Turn off the power supply if the unit is not 
used for a long period of time.
Operation
Operation Precautions
 Precautions
Warning
Do not install, remove and reinstall the unit by yourself.
•  Improper installation will cause leakage, electric shock or fi re. Please consult an authorized dealer or 
specialist for the installation work.
Caution
•  This air conditioner must be earthed. Improper grounding will cause electric shock.
•  Ensure that the drainage piping is connected properly. Otherwise, water will leak.
•  Current leakage protection equipment must be installed. Otherwise, electric shock or fi re may 
occur.
•  Do not install the unit in a potentially explosive atmosphere.
•  Use specifi ed supply cord.
•  If the supply cord is damaged or needed 
to be replaced, it must be replaced by 
the manufacturer or its service agent or 
a similarly qualifi ed person in order to 
avoid a hazard.
•  Remove the batteries if the unit is not 
going to be use for a long period of time.
•   New batteries of the same type must be 
inserted following the polarity stated to 
prevent malfunction of the remote control.
•  In case of emergency or abnormal 
condition (burnt, smell, etc) occurs, turn 
off the power supply.
Warning
•  Do not share power outlet.
•  Do not modify power cord.
•  Do not use an extension cord.
•  Do not operate with wet hands.
•   Do not insert fi nger or other objects into the 
indoor or outdoor unit.
•  Do not attempt to repair the unit by 
yourself.
•  Do not use rechargeable (Ni-Cd) batteries.
•  Keep the remote control away from infants 
and small children to prevent them from 
accidentally swallowing the batteries.
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CS-E15DKDW CU-E15DKD / CS-E18DKDW CU-E18DKD / CS-E21DKDS CU-E21DKD
Note: 
The illustrations in this manual are for explanation purposes only and may differ from the 
actual unit. It is subjected to change without notice for future improvement.
PRODUCT OVERVIEW
Outdoor
Outdoor Unit
 Unit
Air inlet 
(rear)
Air outlet
Troubleshooting
  Operation delayed for few minutes after restart.
  This is a normal self protection control.
  Sound like water fl owing during operation.
  Caused by refrigerant fl ow inside.
  Mist emerges from indoor unit.
  Condensation effect due to cooling process.
  Noisy during operations.
  Installation work could be slanted or front panel didn’t close properly.
  Remote control/display does not work.
  Check whether batteries are correctly inserted or need replacement.
  The unit cannot operate.
  Check either circuit breaker is tripped or timer is used correctly.
  Outdoor unit emits water/steam.
  Condensation or evaporation happens at piping surface.
Air inlet 
(side)
QUIET POWERFUL ION
SUPER
ALLERU-BUSTER
TIMER
POWER
Air intake
Airflow direction 
louver
Ionizer
Air filter
Front panel
I
Indoor Unit
ndoor Unit
Indicator
Supersonic air 
purifying device
Auto OFF/ON 
button
Receiver
Discharged air
Do not touch 
during operation
LCD display
Off/On
Fan speed selection
Memory reset
Clock setting
Temperature setting
Powerful operation
Operation mode
Quiet operation
Timer setting
Ion operation
Airflow direction 
adjustment
Remote Control
Remote Control
Transmitter
Check
■ About
Remote Control Preparation
•  Make sure it is not obstructed.
•  Maximum distances: 10m.
•  Certain fluorescent lights may 
interfere with signal transmission. 
Consult your dealer.
Remote Control Signal
•  To operate the unit if the 
remote control is misplaced or 
malfunctioning.
Action
Operation 
mode
Press once
 Automatic 
Operation
Press until “beep” 
sound and release.
 Cooling 
Operation
Press until “beep” 
sound and release.
Press again until 
“beep-beep” sound 
and release.
 Heating 
Operation
•  To OFF, press again the Auto OFF/
ON button.
Auto OFF/ON Button
1. Pull out
2. Insert 
batteries
  (AAA or 
R03)
5. Press again to confi rm
•  Timer operation will be based on 
current time set.
•  The batteries can be used for 
approximately 1 year.
•  The batteries must be 
recycled or disposed of 
properly.
3. Press CLOCK button
4. Set 
current 
time
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CS-E15DKDW CU-E15DKD / CS-E18DKDW CU-E18DKD / CS-E21DKDS CU-E21DKD
AUTO
COOL
HEAT
DRY
■ Operation Details
Auto, Heat, Cool, 
Dr y
Auto, Heat, Cool, Dr y
2
2
Select the 
desired 
operation.
3
3
Set the
temperature.
(16°C~30°C)
Start the 
operation.
1
1
HOW TO OPERATE
● Supersonic air purifying device (super alleru-buster) operates 
automatically while the air conditioner is switched on.
● Powerful, Quiet and Ion operations could be activated in all 
operation modes.
● Press 
 button again to stop the operation.
Troubleshooting
  The room has a peculiar odour.
  This may be a damp smell emitted by the wall, carpet, furniture or 
clothing in the room.
  Air conditioner does not cool or heat effi ciently.
  Ensure the temperature has been set correctly.
  Ensure windows and doors have been closed properly.
  Ensure fi lters are cleaned or replaced when necessary.
  Ensure inlet and outlet vents of the units have not been obstructed.
  To save electricity, close the curtains when using air conditioner to prevent sunlight and heat from coming in.
Hint
AUTO - Automatic Operation
•  Enables you to enjoy the cooling 
effect at your preferred setting 
temperature.
COOL - Cooling Operation
•  Enables you to set the desired 
temperature at low fan speed which  
provides you with the dehumidifying 
surroundings.
DRY - Soft Dry Operation
•  The unit will automatically select 
the operation mode according 
to the setting, outdoor and room 
temperature. During operation mode 
selection, power indicator blinks. 
For every 30 minutes, the operation 
mode is reselected.
•  Enables you to enjoy the warming 
effect at your preferred setting 
temperature.
•  For cold air prevention, air might 
not blow out immediately and 
power indicator blinks when 
operation starts.
•  Also operates in defrost mode 
(maximum 10 minutes) where by 
the power indicator blinks. The 
melted frost is drained at outdoor 
unit and indoor fan is stopped.
HEAT - Heating Operation
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CS-E15DKDW CU-E15DKD / CS-E18DKDW CU-E18DKD / CS-E21DKDS CU-E21DKD
3
1
Adjust the vertical 
or horizontal airfl ow
direction louver.
■ Operations Details
•  To provide fresh air effect by 
producing negative ions.
•  Ion operation could be activated 
independently.
•  Press 
 button to stop the 
operation.
•  To achieve setting temperature 
quickly.
ION
POWERFUL
Enables 
powerful 
operation.
Enables ion 
operation.
ION
ION
Powerful, 
Powerful, Quiet, 
Quiet, Ion, Fan Speed, 
Ion, Fan Speed, 
Air Swing
Air Swing
POWERFUL
POWERFUL
Select fan speed.
FAN SPEE
D
FAN SPEED
AIR SWING
AIR SWING
•  To provide a quiet environment.
QUIET
● Powerful and Quiet operations could not be activated at the 
same time.
● Powerful, Quiet and Ion operations could be cancelled by 
pressing the respective button again.
Troubleshooting
  ION indicator on the indoor unit is blinking.
  Press ION button twice. If the indicator is still blinking, please consult 
the dealer.
  Indoor fan stops occasionally during Automatic Fan 
Speed setting.
  Indoor fan stops occasionally during heating operation.
  This is an advanced feature that helps to remove smell from the 
surrounding area during operation.
  To avoids unintended cooling effect.
HOW TO OPERATE
Hints
  If you wish to have the cool air blowing directly on you, set the airfl ow direction downward but not for an excessive length of time, 
as it may harm your health.
  Approximately 10% of electricity can be saved if you set the temperature 1°C higher in cooling operation or 2°C lower in heating 
operation than the desired temperature.
•  To provide you with the various fan 
speed selections.
•  There are 5 levels of fan speed in 
addition to automatic fan speed.
•  Automatic fan speed:
  The speed of the indoor fan is 
automatically adjusted according to 
the operation.
FAN SPEED
•  To ventilate air in the room.
•  There are 5 selections in addition to 
automatic vertical air fl ow direction.
•  If automatic vertical airfl ow direction 
has been set, the louver swings up 
and down automatically.
•  To ventilate air in the room.
•  There are 5 selections in addition 
to automatic horizontal air fl ow 
direction.
•  If automatic horizontal airfl ow 
direction has been set, the louver 
swings left and right automatically.
•  Please do not adjust the vertical and 
horizontal airfl ow direction louver 
manually.
AIR SWING
Enables quiet 
operation.
QUIET
QUIET
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CS-E15DKDW CU-E15DKD / CS-E18DKDW CU-E18DKD / CS-E21DKDS CU-E21DKD
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