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This air conditioner uses the refrigerant R410A.

Split System Air Conditioner

Model No.

1006 Kadoma, Kadoma City, Osaka, Japan

85264181212002

Indoor Units

CS-KE18NKU
CS-KE24NKU

Outdoor Units

CU-KE18NKU
CU-KE24NKU

Operating Instructions

Before operating the unit, read these operating instructions thoroughly and keep them for future reference.

CV6233187235

Summary of Contents for CS-KE18NKU

Page 1: ...er Model No 1006 Kadoma Kadoma City Osaka Japan 85264181212002 Indoor Units CS KE18NKU CS KE24NKU Outdoor Units CU KE18NKU CU KE24NKU Operating Instructions Before operating the unit read these operating instructions thoroughly and keep them for future reference CV6233187235 ...

Page 2: ...ailure occurs preset programmed operation can be reactivated once power resumes High Power Operation If not in Auto Operation the unit operates at maximum output for 30 minutes regardless of the desired temperature The fan speed is 1 step above High Quiet Operation The fan rotates slower than the fan speed setting to provide a quieter operating sound CONTENTS Page FEATURES 2 PRODUCT INFORMATION 2 ...

Page 3: ... heat generating objects are placed Avoid To protect the air conditioner from heavy corrosion avoid installing the outdoor unit where salty sea water can splash directly onto it or in sulphurous air near a spa Pull off the power plug from a receptacle or switch off the breaker or switch off the power disconnecting mean to isolate the air conditioner from the main power supply when not in use for a...

Page 4: ...t 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 ...

Page 5: ...ned air is blown out of the air conditioner through the air outlet Remote Controller The remote controller controls power ON OFF operation mode selection temperature fan speed timer setting and air sweeping Refrigerant Tubes The indoor and outdoor units are connected by copper tubes through which refrigerant gas flows Drain Hose Moisture in the room condenses and drains off through this hose Outdo...

Page 6: ...Y orange COOL green and FAN green mode The OPERATION lamp lights up red and orange alternately when the system is defrosting TIMER lamp This lamp lights when the system is being controlled by the timer QUIET lamp This lamp lights during operation in the QUIET mode The unit s display lamps are dimmed during operation in the NIGHT SETBACK mode QUIET REMOTE CONTROL receiver Avoid using radio equipmen...

Page 7: ...m Timer ON Timer OFF Timer 1 hour OFF Timer 5 NIGHT SETBACK 6 Confirmation of transmission 7 Auto flap indication Flap angle indication Sweep indication 8 High power operation 9 Quiet operation Displayed when setting timer Displayed when transmitting data Displayed when indoor unit sensor is in use Displayed when setting temperature Displayed when temperature is shown Displayed when the time displ...

Page 8: ... is for turning the air conditioner on and off 1 HR TIMER button 1 HOUR OFF TIMER When you press this button regardless of whether the unit is operating or stopping the unit operates for one hour and then shuts down Temperature setting buttons TEMP Press the button to increase the set temperature Press the button to reduce the set temperature The temperature setting changes by 1 C or 2 F each time...

Page 9: ...r dry operation the flap is set at position 7 in the following chart The airflow direction can be set manually six positions The flap moves up and down automatically When you press the FLAP button the air flow direction will be changed one by one as follows HIGH POWER button If this button is pressed during HEAT DRY COOL or FAN operation the unit operates at maximum output for 30 minutes regardles...

Page 10: ...tteries The batteries last about six months depending on how much you use the remote controller Replace the batteries when the remote controller s display fails to light or when the remote controller cannot be used to change the air conditioner s settings Use two fresh leak proof type AAA alkaline batteries In replacing batteries follow the instructions as mentioned in the sub section How to Insta...

Page 11: ...from the remote controller every 5 minutes Mounting the Remote Controller Before mounting the remote controller press the ON OFF operation button at the mounting location to make sure that the air conditioner operates from that location The indoor unit should make a beeping sound to indicate that it has received the signal To take out the remote controller pull it forward When Holding the Remote C...

Page 12: ...ode is selected and the unit is preset by following the steps below you can have the air conditioner automatically bring the room to the desired temperature simply by pressing the ON OFF operation button STEP 1 Press the MODE selector button to STEP 2 Press the ON OFF operation button To stop the air conditioner press the ON OFF operation button again To change the temperature setting press the te...

Page 13: ...operation o For cooling operation o For fan only operation o STEP 2 To start the air conditioner press the ON OFF operation button STEP 3 Press the TEMP setting buttons to change the temperature setting to the desired temperature Adjustable temperature range STEP 4 Set the FAN SPEED selector button to the setting you want STEP 5 Press the FLAP button and set the airflow direction as desired Refer ...

Page 14: ...In the event of power failure the unit will stop 3 Adjusting the Fan Speed A Automatic fan speed Simply set the FAN SPEED selector button to the position This automatically sets the best fan speed for the room temperature B Manual fan speed If you want to adjust fan speed manually during operation just set the FAN SPEED selector button as desired or 4 Fan Only If you want to circulate air without ...

Page 15: ...her 2 F after another 30 minutes have passed regardless of the indoor temperature when night setback was selected This enables you to save energy without sacrificing comfort This function is convenient when gentle cooling is needed Setting temperature Press the NIGHT SETBACK button 30 min 30 min Time 2 F 2 F When the night setback mode is selected the air conditioner automatically lowers the tempe...

Page 16: ...xcept automatic operation Press the HIGH POWER button while unit is operating The mark appears in the display To cancel press HIGH POWER button again When the HIGH POWER button is pressed the unit operates at maximum output for 30 minutes regardless of the desired temperature The fan speed is 1 step above High HIGH POWER Mode cannot be used when the operation mode is in Automatic Operation QUIET M...

Page 17: ...will vary slightly depending upon the outdoor temperature and the way in which frost forms Cold draft prevention For several minutes after the start of heating operation the indoor fan runs at a lower speed until the indoor heat exchanger coil has warmed up sufficiently However the fan may remain stopped when the room temperature is low This is because the COLD DRAFT PREVENTION SYSTEM is in operat...

Page 18: ...urn button until PM 10 30 is displayed The time can be set in 1 minute increments Holding down the button advances the time rapidly in 10 minute increments 3 Press the CLOCK button again This completes the setting of the current time Operation Indication 1 Press the OFF TIME setting button once The timer indication is displayed and the present OFF time is shown 2 Press the Advance Return button un...

Page 19: ...rates as if it is turned off Operation Indication 1 Press the ON TIME setting button once The timer indication is displayed and the present ON time is shown 2 Press the Advance Return button until AM 7 10 is displayed The timer indication blinks The time can be set in 10 minute increments Holding down the button advances the time rapidly in 10 minute increments 3 Wait a few seconds and then the se...

Page 20: ...es to operate for one hour from that point in time and then stops It is not possible to use the OFF Timer and 1 Hour OFF Timer together Whichever function is set last takes precedence If the 1 HR TIMER button is pressed while the TIMER OFF function operates the OFF Timer is cancelled and the unit will stop operating one hour later 2 Operation together with the DAILY ON OFF REPEAT Timer The 1 Hour ...

Page 21: ...on position until the air being blown out of the unit begins to warm Once the air warms up the flap position and fan speed change to the settings specified with the remote controller Use the FLAP button on the remote controller to adjust the position of the flap If you move the flap by hand the flap position according to the remote controller and the actual flap position may no longer match If thi...

Page 22: ...ning 2 Do not pour water on the indoor unit to clean it This will damage the internal components and cause an electric shock hazard Casing and Grille Indoor Unit Clean the casing and grille of the indoor unit with a vacuum cleaner brush or wipe them with a clean soft cloth If these parts are stained use a clean cloth moistened with a mild liquid detergent When cleaning the grille be careful not to...

Page 23: ...w to replace the filter 1 With the FRONT mark of the filter at the front align the two indentions near the mark with the hooks at the rear of the air intake grille and then mount the filter 2 Allow the edge of the air intake grille to slide into the top of the indoor unit and then insert it all the way inside 3 To attach the air intake grille to the indoor unit press its bottom right and left corn...

Page 24: ...ace the filter on page 23 When using a footstool or the like be careful not to let it tip over Washing the grille with water Clean the grille gently using a soft sponge or the like Then wipe away any remaining moisture Neutral detergent may be used to remove stubborn dirt Then rinse thoroughly with water and wipe away any remaining moisture A separately sold wired remote controller CZ RD515U used ...

Page 25: ...ow 2 Heat source or many people in room 2 Eliminate heat source if possible 3 Doors and or windows are open 3 Shut them to keep the heat or cold out 4 Obstacle near air intake or air discharge port 4 Remove it to ensure good airflow 5 Thermostat is set too high for cooling or too low for heating 5 Set the temperature lower or higher 6 Outdoor temperature is too low for heating 6 Consult your deale...

Page 26: ...6 3 8 34 21 32 11 7 32 670 880 285 11 23 32 41 15 16 8 5 8 298 1065 219 Net Weight lbs kg 97 0 44 0 26 5 12 0 Model No Outdoor Unit Indoor Unit CU KE24NKU CS KE24NKU Power Source Single phase 208 230 V 60 Hz Cooling Capacity kW 7 10 1 20 7 10 BTU h 24 200 4 000 24 200 Heating Capacity kW 8 50 1 30 8 50 BTU h 29 000 4 400 29 000 Operation Sound Cooling Operation Outdoor Hi dB A 55 Indoor H M L 47 4...

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