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This air conditioner uses the refrigerant R410A.

Split System Air Conditioner

Model No.

Panasonic Corporation

1006 Kadoma, Kadoma City, Osaka, Japan

85264181214002

Indoor Units

CS-MKS7NKU
CS-MKS9NKU
CS-MKS12NKU

Outdoor Units

CU-3KS19NBU
CU-4KS24NBU
CU-4KS31NBU

Operating Instructions

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

CV6233187648

Содержание CS-MKS12NKU

Страница 1: ...S MKS7NKU CS MKS9NKU CS MKS12NKU CS MKS18NKU CS MKS24NKU REFERENCE NO SM700873 Product Code No 1 852 360 94 1 852 360 95 1 852 360 96 1 852 360 97 1 852 360 98 Capacity 7 500BTU h 9 000BTU h 11 900BTU h 17 500BTU h 24 200BTU h Indoor Model No CS MKS7NKU CS MKS9NKU CS MKS12NKU CS MKS18NKU CS MKS24NKU AIR CONDITIONER AIR CONDITIONER IMPORTANT These air conditioners employ new refrigerant R410A Pay s...

Страница 2: ...ection perform the repair work after sufficiently discharging it Insufficient capacitor discharge may cause an electric shock Do not perform repair work on the electric sections with wet hands Doing so may cause an electric shock Do not start or stop the air conditioner by means of connecting or disconnecting the power plug Doing so may cause an electric shock or fire When conducting repair work o...

Страница 3: ...on Caution Do not wash the air conditioner with water as this may cause an electric shock or fire For the repair work in places with high humidity or moisture make sure to ground the unit Failure to do so may cause an electric shock Confirm that the component attachment position wiring condition soldering condition and connector connection are normal If not it may cause overheating or fire Confirm...

Страница 4: ... ELECTRICAL DATA 6 1 Electric Wiring Diagrams 7 FUNCTIONS 7 1 Operation Functions 7 2 Protective Functions 8 TROUBLESHOOTING BEFORE CALLING FOR SERVICE 8 1 Precautions before Performing Inspection or Repair 8 2 Method of Self Diagnostics 8 3 Checking the Indoor and Outdoor Units 8 4 Trouble Diagnosis of Fan Motor 8 5 Noise Malfunction and Electromagnetic Interference APPENDIX A Operating Instructi...

Страница 5: ...UTDOOR UNITS CS MKS7NKU CS MKS9NKU CS MKS12NKU CS MKS18NKU CS MKS24NKU 3 Room CU 3KS19NBU YES YES YES YES NO 4 Room CU 4KS24NBU YES YES YES YES YES 4 Room CU 4KS31NBU YES YES YES YES YES Indoor Unit Multi Outdoor Unit 5 ...

Страница 6: ...ANGE Combination with cooling outdoor unit CU 3KS19NBU CU 4KS24NBU or CU 4KS31NBU 95 F DB 71 F WB 67 F DB 57 F WB Maximum Minimum 115 F DB 14 F DB Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Cooling 6 ...

Страница 7: ... Rating Air Circulation Hi Me Lo Moisture Removal High W Power Input V A Available Voltage Range Running Amperes Refrigerant Tube Kit Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 356 9 0 11 0 0 08 825 189 269 906 Indoor Unit 285 14 1 32 19 8 24 3 2 82 32 15 32 7 7 16 10 19 32 35 21 32 11 7 32 1 4 6 35 3 8 9 52 Flare Type 33 30 27 23 R410A Washable Anti Mold Manual Auto Timer Ind...

Страница 8: ...ion Hi Me Lo Moisture Removal High W Power Input V A Available Voltage Range Running Amperes Refrigerant Tube Kit Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 9 0 11 0 0 08 825 189 Indoor Unit 285 19 8 24 3 2 82 32 15 32 7 7 16 11 7 32 1 4 6 35 3 8 9 52 Flare Type 33 30 27 23 R410A Washable Anti Mold Manual Auto Timer Indoor Fan Speeds Auto and 3 steps Airflow Direction Indoor H...

Страница 9: ...on Hi Me Lo Moisture Removal High W Power Input V A Available Voltage Range Running Amperes Refrigerant Tube Kit Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 9 0 11 0 0 08 825 189 Indoor Unit 285 19 8 24 3 2 82 32 15 32 7 7 16 11 7 32 1 4 6 35 3 8 9 52 Flare Type 34 31 28 23 R410A Washable Anti Mold Manual Auto Timer Indoor Fan Speeds Auto and 3 steps Airflow Direction Indoor Ho...

Страница 10: ...on Hi Me Lo Moisture Removal High W Power Input V A Available Voltage Range Running Amperes Refrigerant Tube Kit Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 9 0 11 0 0 08 825 189 Indoor Unit 285 19 8 24 3 2 82 32 15 32 7 7 16 11 7 32 1 4 6 35 3 8 9 52 Flare Type 34 31 28 23 R410A Washable Anti Mold Manual Auto Timer Indoor Fan Speeds Auto and 3 steps Airflow Direction Indoor Ho...

Страница 11: ...ion Hi Me Lo Moisture Removal High W Power Input V A Available Voltage Range Running Amperes Refrigerant Tube Kit Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 9 0 11 0 0 08 825 189 Indoor Unit 285 19 8 24 3 2 82 32 15 32 7 7 16 11 7 32 1 4 6 35 3 8 9 52 Flare Type 36 33 29 25 R410A Washable Anti Mold Manual Auto Timer Indoor Fan Speeds Auto and 3 steps Airflow Direction Indoor H...

Страница 12: ...ion Hi Me Lo Moisture Removal High W Power Input V A Available Voltage Range Running Amperes Refrigerant Tube Kit Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 9 0 11 0 0 08 825 189 Indoor Unit 285 19 8 24 3 2 82 32 15 32 7 7 16 11 7 32 1 4 6 35 3 8 9 52 Flare Type 36 33 29 25 R410A Washable Anti Mold Manual Auto Timer Indoor Fan Speeds Auto and 3 steps Airflow Direction Indoor H...

Страница 13: ...on Hi Me Lo Moisture Removal High W Power Input V A Available Voltage Range Running Amperes Refrigerant Tube Kit Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 385 12 0 15 0 0 13 1 065 301 1 146 Indoor Unit 298 15 5 32 26 5 33 1 4 59 41 15 16 8 5 8 11 27 32 45 1 8 11 23 32 1 4 6 35 1 2 12 7 Flare Type 41 38 34 28 R410A Washable Anti Mold Manual Auto Timer Indoor Fan Speeds Auto an...

Страница 14: ...on Hi Me Lo Moisture Removal High W Power Input V A Available Voltage Range Running Amperes Refrigerant Tube Kit Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 12 0 15 0 1 065 Indoor Unit 298 26 5 33 1 41 15 16 8 5 8 11 23 32 1 4 6 35 1 2 12 7 Flare Type 41 38 34 28 R410A Washable Anti Mold Manual Auto Timer Indoor Fan Speeds Auto and 3 steps Airflow Direction Indoor Horizontal Co...

Страница 15: ...n Hi Me Lo Moisture Removal High W Power Input V A Available Voltage Range Running Amperes Refrigerant Tube Kit Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 12 0 15 0 1 065 Indoor Unit 298 26 5 33 1 41 15 16 8 5 8 11 23 32 1 4 6 35 5 8 15 88 Flare Type 44 41 38 30 R410A Washable Anti Mold Manual Auto Timer Indoor Fan Speeds Auto and 3 steps Airflow Direction Indoor Horizontal Co...

Страница 16: ...n Hi Me Lo Moisture Removal High W Power Input V A Available Voltage Range Running Amperes Refrigerant Tube Kit Narrow tube Wide tube Refrigerant inch mm Tube Diameter inch mm 12 0 15 0 1 065 Indoor Unit 298 26 5 33 1 41 15 16 8 5 8 24 Hour ON or OFF Timer 1 Hour OFF Timer 11 23 32 1 4 6 35 5 8 15 88 Flare Type 44 41 38 30 R410A Washable Anti Mold Manual Auto Timer Indoor Fan Speeds Auto and 3 ste...

Страница 17: ...anger Coil ft2 m2 DATA SUBJECT TO CHANGE WITHOUT NOTICE Over Heat Protection Yes Control PCB Control Circuit Fuse Controls Part No Microprocessor 250V 3A CB CU MKS7NKU 1 D3 5 8 L24 31 32 D92 L634 Cross Flow DC Motor SIC 41CVJ D847 4 1 8 47 1 050 Internal Controller Yes Fan Q ty Dia and Length Type inch mm Fan Motor Nominal Output Coil Resistance Rough Measure RPM Cool Type Model Q ty No of Poles S...

Страница 18: ...ECT TO CHANGE WITHOUT NOTICE Over Heat Protection Yes Control PCB Control Circuit Fuse Controls Part No Microprocessor 250V 3A CB CU MKS9NKU 1 D3 5 8 L24 31 32 D92 L634 Cross Flow DC Motor SIC 41CVJ D847 4 1 8 47 1 100 Internal Controller Yes Fan Q ty Dia and Length Type inch mm Fan Motor Nominal Output Coil Resistance Rough Measure RPM Cool Type Model Q ty No of Poles Safety Device Type Over Curr...

Страница 19: ...ECT TO CHANGE WITHOUT NOTICE Over Heat Protection Yes Control PCB Control Circuit Fuse Controls Part No Microprocessor 250V 3A CB CU MKS12NKU 1 D3 5 8 L24 31 32 D92 L634 Cross Flow DC Motor SIC 41CVJ D847 4 1 8 47 1 200 Internal Controller Yes Fan Q ty Dia and Length Type inch mm Fan Motor Nominal Output Coil Resistance Rough Measure RPM Cool Type Model Q ty No of Poles Safety Device Type Over Cur...

Страница 20: ...JECT TO CHANGE WITHOUT NOTICE Over Heat Protection Yes Control PCB Control Circuit Fuse Controls Part No Microprocessor 250V 3A CB CU MKS18NKU 1 D3 5 8 L33 9 32 D92 L845 Cross Flow DC Motor SIC 41CVJ D847 3 1 8 30 1 200 Internal Controller Yes Fan Q ty Dia and Length Type inch mm Fan Motor Nominal Output Coil Resistance Rough Measure RPM Cool Type Model Q ty No of Poles Safety Device Type Over Cur...

Страница 21: ...JECT TO CHANGE WITHOUT NOTICE Over Heat Protection Yes Control PCB Control Circuit Fuse Controls Part No Microprocessor 250V 3A CB CU MKS24NKU 1 D3 5 8 L33 9 32 D92 L845 Cross Flow DC Motor SIC 41CVJ D847 3 1 8 30 1 300 Internal Controller Yes Fan Q ty Dia and Length Type inch mm Fan Motor Nominal Output Coil Resistance Rough Measure RPM Cool Type Model Q ty No of Poles Safety Device Type Over Cur...

Страница 22: ...MKS7NKU CS MKS9NKU CS MKS12NKU CS MKS18NKU CS MKS24NKU Indoor heat exchanger sensor PTM D51H S3 TH1 Model No of sensor Sensor Name 1 1 1 Quantity of Sensor 0 0 PTM D51H S3 2 TH1 0 0 0 1 1 0 32 50 68 86 104 122 140 158 176 194 0 10 20 30 40 50 60 70 80 90 40 60 80 100 120 140 160 180 200 20 50 1 0 2 3 4 5 6 7 8 9 10 59 68 77 86 95 104 10 15 20 25 30 35 40 Resistance k ohm Resistance k ohm Temperatu...

Страница 23: ...3 DIMENSIONAL DATA Indoor Unit CS MKS7NKU CS MKS9NKU CS MKS12NKU Unit inch mm 852 0 0010 215 00 0 23 ...

Страница 24: ...Unit inch mm Indoor Unit CS MKS18NKU CS MKS24NKU CS MKS18NKU CS MKS24NKU 852 0 0010 216 00 0 24 ...

Страница 25: ... 4 REFRIGERANT FLOW DIAGRAM 4 1 Refrigerant Flow Diagram Indoor Unit CS MKS7NKU CS MKS9NKU CS MKS12NKU Indoor Unit CS MKS18NKU Indoor Unit CS MKS24NKU Indoor heat exchanger Cooling cycle Indoor unit Indoor heat exchanger Cooling cycle Indoor unit Indoor heat exchanger Cooling cycle Indoor unit 25 ...

Страница 26: ...sec Vertical distance ft Room air temp 80 F 26 7 C Fan speed High Cooling Flap angle 0 Axis air velocity 0 Flap angle 30 Axis air velocity 30 5 PERFORMANCE DATA 5 1 Air Throw Distance Charts Indoor Unit CS MKS7NKU 0 5 10 15 0 5 10 15 20 25 30 26 ...

Страница 27: ...t sec Vertical distance ft Cooling Flap angle 0 Axis air velocity 0 Flap angle 30 Axis air velocity 30 Indoor Unit CS MKS9NKU Room air temp 80 F 26 7 C Fan speed High Horizontal distance ft 0 5 10 15 0 5 10 15 20 25 30 27 ...

Страница 28: ... sec Vertical distance ft Room air temp 80 F 26 7 C Fan speed High Cooling Flap angle 0 Axis air velocity 0 Flap angle 30 Axis air velocity 30 Indoor Unit CS MKS12NKU Horizontal distance ft 0 5 10 15 0 5 10 15 20 25 30 28 ...

Страница 29: ... sec Vertical distance ft Room air temp 80 F 26 7 C Fan speed High Cooling Flap angle 0 Axis air velocity 0 Flap angle 30 Axis air velocity 30 Indoor Unit CS MKS18NKU Horizontal distance ft 0 5 10 15 0 5 10 15 20 25 30 29 ...

Страница 30: ... sec Vertical distance ft Room air temp 80 F 26 7 C Fan speed High Cooling Flap angle 0 Axis air velocity 0 Flap angle 30 Axis air velocity 30 Indoor Unit CS MKS24NKU Horizontal distance ft 0 5 10 15 0 5 10 15 20 25 30 30 ...

Страница 31: ... 10 1 2 3 4 5 4 5 6 7 6 7 8 8 10 LAMP 10P WHT ROOM COIL 4P WHT FLAP 5P WHT 1 2 3 4 1 2 3 4 RED WHT 9 9 9 9 FLAP MOTOR CONNECTOR EVAPORATOR RED PNK BLU BRN YEL 1 5 6 1 5 4 4 6 DCM 6P BLU RED WHT YEL 3 3 2 2 BLU 4 1 2 3 4P WHT HA JEM A AC1 TO OUTDOOR UNIT TERMINAL BASE FAN MOTOR 3 2 1 ROOM THERMISTOR FLAP FM AC2 RED WHT BLK SI WHT WHT WHT WHT WHT WHT WHT WHT BLK BLK BLK BLK COIL THERMISTOR BLK 1 2 3...

Страница 32: ...3 C below the set temperature When the monitoring range is entered the compressor stops and the indoor fan operates with 1 f fluctuation DRY A DRY B Monitor Conditions are monitored at all times when the room temperature is below 59 F 15 C Load COOL zone A zone B zone Emergency operation is available when the remote controller malfunctions has been lost or otherwise cannot be used The set temperat...

Страница 33: ...by use of ON timer operation Frequency MAX 0 Start End Time 30 min 5 min Setting temperature Press the NIGHT SETBACK button When NIGHT SETBACK operation is set the temperature and fan speed settings will be adjusted automatically to allow comfortable sleep When NIGHT SETBACK operation is set mark appears on the remote controller The main unit display lamp also becomes dimmer COOL and DRY modes Whe...

Страница 34: ...bited d When the temperature reaches Point C or above freezing prevention is ended and control is the same as in the a area When the temperature drops to below 36 F 2 C continuously for 2 minutes or longer the compressor stops Once the freeze condition is detected the air conditioner will work less than the maximum frequency until it is turned off The Freeze Prevention Control during the Low Ambie...

Страница 35: ... the procedure below to perform detailed trouble diagnostics Step 1 Press and hold the remote controller QUIET button and 1 HR TIMER button At the same time press the ACL reset button Use a pointed object such as the tip of a pen to press the ACL button When this has been done oP 1 test run appears blinking in the remote controller clock display area Step 2 Next press the 1 HR TIMER button once to...

Страница 36: ...NLY 3 I D PCB FAILURE I D INDOOR 1 OPEN OR SHORT CIRCUIT IN SENSOR 2 POOR CONTACT AT CONNECTOR OR OPEN CIRCUIT AT TERMINAL PRESS FIT LOCATION 3 O D PCB FAILURE O D OUTDOOR O D PCB FAILURE 1 MIS WIRING 2 AC POWER FAILURE 3 BLOWN FUSE 4 POWER RELAY FAILURE 5 I D OR O D PCB FAILURE 6 O D FAN MOTOR FAILURE 7 REACTOR FAILURE 8 HIGH PRESSURE SW FAILURE 9 OLR FAILURE 10 MAGNETIC COIL FAILURE 1 HIC OR POW...

Страница 37: ... function fails to operate Check the indoor unit Is the fuse blown Replace the controller Replace the circuit board or the fuse No indicators illuminate and the indoor fan does not rotate Check the power voltage Normal Blown 37 ...

Страница 38: ...ent between inter unit wirings 1 and 2 Connect a 5 k ohm resistor between inter unit wirings 2 and 3 When the voltage at both ends is measured approximately 12 to 15V DC must be output and the multimeter pointer must bounce once every 8 seconds Or instead of measuring the voltage you can insert an LED jig and check that the LED flickers once every 8 seconds Control No Check items unit operation Ap...

Страница 39: ... considered An error in the inter unit wiring might be considered ex wire breaking or connection error etc Does the voltage between the terminals 1 and 2 on the indoor unit terminal board reach the rated value Does the voltage between the wires 1 and 2 of inter unit wiring on the indoor unit side reach the rated value What is the self diagnosis result What is the self diagnosis result Operate the ...

Страница 40: ...Then five minutes later perform the self diagnosis Condition E01 Condition E12 Condition E01 An error in the P C Board in the outdoor unit might be considered Connection error between the P C Board in the outdoor unit and J B An error in the P C Board in the indoor unit might be considered Terminal board error etc An error in the inter unit wiring might be considered ex wire breaking or connection...

Страница 41: ...d Trouble symptom 1 The fan does not stop when the unit stops Indoor unit controller trouble Trouble symptom 2 The fan motor does not rotate when the unit is operating Diagnostic procedure Disconnect the motor connectors and measure the voltage at the DC motor connectors on the indoor unit controller 3 locations Diagnostic results All of the above measured values are normal Fan motor trouble Repla...

Страница 42: ... the system less susceptible to noise Insulate for noise or distance from the noise source Trouble Either of the following trouble may occur 1 The unit may stop suddenly during operation 2 Indicator lamps may flicker 2 Electromagnetic interference This refers to noise generated by high speed switching of the microcomputer and compressor This noise radiates through space and returns to the electric...

Страница 43: ......

Страница 44: ...Operating Instructions CS MKS7NKU CS MKS9NKU CS MKS12NKU APPENDIX A 852 6 4181 214 00 2 A 1 ...

Страница 45: ...rporation 1006 Kadoma Kadoma City Osaka Japan 85264181214002 Indoor Units CS MKS7NKU CS MKS9NKU CS MKS12NKU Outdoor Units CU 3KS19NBU CU 4KS24NBU CU 4KS31NBU Operating Instructions Before operating the unit read these operating instructions thoroughly and keep them for future reference CV6233187648 ...

Страница 46: ...esired 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 Page FEATURES 2 PRODUCT INFORMATION 2 SAFETY PRECAUTIONS 2 INSTALLATION LOCATION 3 ELECTRICAL REQUIREMENTS 3 SAFETY INSTRUCTIONS 3 NAMES OF PARTS 5 USING THE REMOTE CONTROLLER 10 OPERATION WITH THE REMOTE CONTROLLER 12 1 Operatio...

Страница 47: ... 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...

Страница 48: ...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 ...

Страница 49: ...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...

Страница 50: ...AN green mode 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 equipment such as mobile phone near within 4 ft 1 2m the remote control receiver Some radio equipment may cause malfunc...

Страница 51: ...mer ON Timer OFF Timer 1 hour OFF Timer 5 NIGHT SETBACK 6 Confirmation of transmission 7 Auto fla dication 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 display is s...

Страница 52: ...tes slower than the fan speed setting to provide a quieter operating sound ON OFF operation button This button 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 Transmitter Sensor Cover closed Display FAN SPEED selector button FLAP but...

Страница 53: ...hart 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 DRY COOL or FAN operation the unit operates at maximum output for 30 minutes regardless of the desired temperature The fan speed is 1 step above High ON TI...

Страница 54: ...teries 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 subsection How to Install...

Страница 55: ...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...

Страница 56: ...on 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 to ADJUSTING THE AIRFLOW DIRECTION on page 20 To stop th...

Страница 57: ...In the event of power failure the unit will stop 2 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 3 Fan Only If you want to circulate air without ...

Страница 58: ...back mode In Cooling and DRY Mode and NOTE When the night setback mode is selected the air conditioner automatically raises the temperature setting 2 F when 30 minutes have passed after the selection was made and then another 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...

Страница 59: ... HIGH POWER Mode HIGH POWER mode can be used to increase the output of the indoor unit for all operation modes 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 QUI...

Страница 60: ...eing protected from ice or frost when combined with the outdoor unit for Low Ambient Cooling models In the event of power failure the unit will stop When the power is resumed the unit will restart automatically within 15 minutes by the remote controller Clicking sound is heard from the air conditioner In cooling operation any plastic parts may shrink due to a sudden temperature change In this even...

Страница 61: ...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...

Страница 62: ...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...

Страница 63: ...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 ...

Страница 64: ... flap automatically closes when the unit is off 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 this should happen shut off the unit wait for the flap to close and then turn on the unit again the flap position will now be normal again...

Страница 65: ...nal 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 force the vanes out of place 1 Never use solvents or harsh chemicals when cleanin...

Страница 66: ...ater and dry it How 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 Press in the bottom right and left corners of the air intake grille t...

Страница 67: ...ace the filter on page 22 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 ...

Страница 68: ...Remove obstruction Poor cooling performance 1 Dirty or clogged air filter 1 Clean air filter to improve airflow 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 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 5 Set the temperature low...

Страница 69: ...825 189 19 8 9 0 36 33 29 11 900 3 50 11 7 32 32 15 32 7 7 16 285 825 189 19 8 9 0 CS MKS12NKU Model No Outdoor Unit CU 4KS24NBU CU 3KS19NBU Single phase 208 230 V 60 Hz Heating Capacity Operation Sound Unit Dimensions H W D Net Weight Power Source Cooling Capacity kW BTU h kW BTU h inch mm lbs kg Cooling Operation Hi Heating Operation Hi dB A dB A 50 18 800 9 800 18 800 5 50 2 90 5 50 29 1 8 35 7...

Страница 70: ...Operating Instructions CS MKS18NKU CS MKS24NKU 852 6 4181 215 00 1 APPENDIX B A 2 ...

Страница 71: ...ic Corporation 1006 Kadoma Kadoma City Osaka Japan 85264181215001 Indoor Units CS MKS18NKU CS MKS24NKU Outdoor Units CU 3KS19NBU CU 4KS24NBU CU 4KS31NBU Operating Instructions Before operating the unit read these operating instructions thoroughly and keep them for future reference CV6233187631 ...

Страница 72: ...esired 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 Page FEATURES 2 PRODUCT INFORMATION 2 SAFETY PRECAUTIONS 2 INSTALLATION LOCATION 3 ELECTRICAL REQUIREMENTS 3 SAFETY INSTRUCTIONS 3 NAMES OF PARTS 5 USING THE REMOTE CONTROLLER 10 OPERATION WITH THE REMOTE CONTROLLER 12 1 Operatio...

Страница 73: ... 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...

Страница 74: ...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 ...

Страница 75: ...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...

Страница 76: ...AN green mode 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 equipment such as mobile phone near within 4 ft 1 2m the remote control receiver Some radio equipment may cause malfunc...

Страница 77: ...mer ON Timer OFF Timer 1 hour OFF Timer 5 NIGHT SETBACK 6 Confirmation of transmission 7 Auto fla dication 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 display is s...

Страница 78: ...tes slower than the fan speed setting to provide a quieter operating sound ON OFF operation button This button 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 Transmitter Sensor Cover closed Display FAN SPEED selector button FLAP but...

Страница 79: ...hart 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 DRY COOL or FAN operation the unit operates at maximum output for 30 minutes regardless of the desired temperature The fan speed is 1 step above High ON TI...

Страница 80: ...teries 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 subsection How to Install...

Страница 81: ...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...

Страница 82: ...on 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 to ADJUSTING THE AIRFLOW DIRECTION on page 20 To stop th...

Страница 83: ...In the event of power failure the unit will stop 2 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 3 Fan Only If you want to circulate air without ...

Страница 84: ...back mode In Cooling and DRY Mode and NOTE When the night setback mode is selected the air conditioner automatically raises the temperature setting 2 F when 30 minutes have passed after the selection was made and then another 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...

Страница 85: ... HIGH POWER Mode HIGH POWER mode can be used to increase the output of the indoor unit for all operation modes 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 QUI...

Страница 86: ...eing protected from ice or frost when combined with the outdoor unit for Low Ambient Cooling models In the event of power failure the unit will stop When the power is resumed the unit will restart automatically within 15 minutes by the remote controller Clicking sound is heard from the air conditioner In cooling operation any plastic parts may shrink due to a sudden temperature change In this even...

Страница 87: ...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...

Страница 88: ...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...

Страница 89: ...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 ...

Страница 90: ... flap automatically closes when the unit is off 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 this should happen shut off the unit wait for the flap to close and then turn on the unit again the flap position will now be normal again...

Страница 91: ...nal 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 force the vanes out of place 1 Never use solvents or harsh chemicals when cleanin...

Страница 92: ...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...

Страница 93: ...ace the filter on page 22 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 ...

Страница 94: ...Remove obstruction Poor cooling performance 1 Dirty or clogged air filter 1 Clean air filter to improve airflow 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 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 5 Set the temperature low...

Страница 95: ... 24 200 7 10 11 23 32 41 15 16 8 5 8 298 1 065 219 26 5 12 0 Model No Outdoor Unit CU 4KS24NBU CU 3KS19NBU Single phase 208 230 V 60 Hz Heating Capacity Operation Sound Unit Dimensions H W D Net Weight Power Source Cooling Capacity kW BTU h kW BTU h inch mm lbs kg Cooling Operation Hi Heating Operation Hi dB A dB A 50 18 800 9 800 18 800 5 50 2 90 5 50 29 1 8 35 7 16 12 19 32 740 900 320 138 9 63 ...

Страница 96: ...INSTALLATION INSTRUCTIONS CS MKS7NKU CS MKS9NKU CS MKS12NKU CS MKS18NKU CS MKS24NKU APPENDIX C 852 6 4190 580 00 0 A 3 ...

Страница 97: ...ALL THE INDOOR UNIT 7 3 1 Remove the Rear Panel from the Unit 3 2 Make a Hole 3 3 Install the Rear Panel on the Wall 3 4 Removing and Installing the Grille 3 5 Shape the Indoor Side Tubing 3 6 Wiring Instructions 3 7 Wiring Instructions for Inter unit Connections 3 8 Mounting 3 9 Drain Hose 4 HOW TO TEST RUN THE AIR CONDITIONER 17 5 REMOTE CONTROLLER INSTALLATION POSITION 18 5 1 Mounting on a Wall...

Страница 98: ...azard 7R SUHYHQW SRVVLEOH KD DUGV IURP LQVXODWLRQ IDLOXUH the unit must be grounded When Transporting Be careful when picking up and moving the indoor and out door units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin alu minum fins on the air conditioner can cut your fingers When Installing Select an installation location which is rigid and...

Страница 99: ... ILQJHUV DQG FORWKLQJ DZD IURP DQ PRYLQJ parts OHDQ XS WKH VLWH DIWHU RX ILQLVK UHPHPEHULQJ WR FKHFN that no metal scraps or bits of wiring have been left inside the unit being serviced Others 9HQWLODWH DQ HQFORVHG DUHDV ZKHQ LQVWDOOLQJ RU WHVWLQJ the refrigeration system Escaped refrigerant gas on contact with fire or heat can produce dangerously toxic gas RQILUP XSRQ FRPSOHWLQJ LQVWDOODWLRQ WKDW...

Страница 100: ...er tube for refrigerant tub ing as detailed in Table 2 Cut each tube to the appropriate lengths 1 to 1 4 30 cm to 40 cm to dampen vibration between units Table 2 2 Foamed polyethylene insulation for the specified copper tubes as required to precise length of tubing Wall thickness of the insulation should be not less than 5 16 8 mm 3 Use insulated copper wire for field wiring Wire size varies with ...

Страница 101: ...est select a location that will hold the weight of the unit select a location where tubing and drain hose have the shortest run to the outside Fig 1 allow room for operation and maintenance as well as unrestricted air flow around the unit Fig 2 install the unit within the maximum elevation difference H1 H2 H3 H4 above or below the outdoor unit and ZLWKLQ D WRWDO WXELQJ OHQJWK from the outdoor unit...

Страница 102: ...ds securely If a tube is left open for an extended time moisture in the air inside the tubing may condense into water droplets and lead to water contamination of the refrig erant circuit In order to prevent insulation breakdown and ground faults do not allow wiring ends to come in contact with rainwater or be subjected to condensation or dew Apply sufficient thermal insulation to the refrigerant t...

Страница 103: ...d drain cap on page 15 3 2 Make a Hole 1 Place the rear panel from the indoor unit on the wall at the location selected Make sure the panel is hori zontal using a carpenter s level or tape measure to measure down from the ceiling Wait until after cut ting the hole before attaching the rear panel to the wall 2 Determine which side of the unit you should make the hole for tubing and wiring Fig 9a or...

Страница 104: ... on the wall type a If Wooden Wall 1 Attach the rear panel to the wall with the 8 screws provided Fig 13a or 13b If you are not able to line up the holes in the rear panel with the beam locations marked on the wall use rawl plugs or toggle bolts to go through the holes on the panel or drill 3 16 5 mm dia holes in the panel over the stud locations and then mount the rear panel 2 Double check with a...

Страница 105: ...slots and push the lower part of the grille back into position 2 Make sure that the grille and frame are firmly fitted together by engaging the tabs 3 Attach the thermistor on the grille Fig 17a 4 Close the cover and replace the screw Fig 17a 5 Affix the grille with the 2 previously removed screws Fig 16b 6 Install the air intake grille a Allow the edge of the air intake grille to slide into the t...

Страница 106: ...to the frame first Fig 18b 1 Then insert the tabs on the top of the grille and on the front face into the frame 2 Make sure that the grille and frame are firmly fitted together by engaging the tabs 3 Attach the thermistor on the grille Fig 17a 1 4 Close the cover and replace the screw Fig 17a 1 5 Affix the grille with the 3 previously removed screws Fig 16b 1 6 Install the air intake grille a Allo...

Страница 107: ...iagram 2 Provide a power outlet to be used exclusively for each unit with a power supply disconnect and cir cuit breaker for overcurrent protection provided in the exclusive line 3 To prevent possible hazard due to insulation failure the unit must be grounded 4 Each wiring connection must be done tightly and in accordance with the wiring system diagram Wrong wiring may cause the unit to misoperate...

Страница 108: ...iring from the back of the indoor unit and pull it toward the front for connec tion Figs 26a and 26b 5 Connect the inter unit wiring to the corresponding terminals on the terminal plate Figs 26a and 26b while referring to the wiring diagram 6 Be sure to secure the wiring with the provided clamp When closing the air intake grille press the bottom right and left corners and center Fig 27 Please refe...

Страница 109: ... the terminal screw 4 Shape the loop wire properly place it on the termi nal plate and fix it securely with the removed termi nal screw using a screwdriver For stranded wiring 1 Cut the wire end with a cutting pliers then strip the insulation to expose the stranded wiring about 3 8 10 mm and tightly twist the wire ends Figs 30 and 31 2 Using a screwdriver remove the terminal screw s on the termina...

Страница 110: ...r unit so it is securely seated on the rear panel Fig 36 3 Carefully bend the tubing if necessary to run along the wall in the direction of the outdoor unit and then tape as far as the fittings See Caution on page 19 in the outdoor unit installation manual The drain hose should come straight down the wall to a point where water runoff won t stain the wall 4 Connect the refrigerant tubing to the ou...

Страница 111: ...drain hose fully onto the drain pan outlet until the drain hose edge is pushed into the insula tion Check that the screw holes in the drain bracket and the drain pan outlet are aligned and securely in contact then fasten them with the screw After attaching the drain hose check that it is attached securely Fig 40c Drain cap Use a Phillips screwdriver to push the drain cap in firmly If it is difficu...

Страница 112: ...hose should be slanted downward to the outdoors Fig 43 b Never form a trap in the course of the hose c If the drain hose will run in the room insulate the hose with insulation so that chilled condensation will not damage furniture or floors Fig 44 Foamed polyethylene or its equivalent is recom mended WARNING Risk of Electric Shock Do not supply power to the unit or operate it until all tubing and ...

Страница 113: ... blinking Fig 59c IWHU PLQXWHV WKH V VWHP VKLIWV LQWR FRROLQJ RSHUD tion and cool air will start to be felt Cooling mode test run is unaffected by the room temperature 3 Press the ON OFF operation button of the remote con troller again to stop the test run Fig 59a LQDOO SUHVV WKH 5HVHW EXWWRQ RI WKH UHPRWH FRQ troller to release it from Test Run mode to return to nor mal mode Fig 59a µ DQG R3 µ ZL...

Страница 114: ...e is an obstacle between the remote con troller and the air conditioner since a check signal is sent from the remote controller every 5 minutes 5 1 Mounting on a Wall 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 re...

Страница 115: ...KH WLS RI D SHQ IWHU VHFRQGV UHOHDVH WKH button first then release the QUIET and 1HR TIMER buttons oP 1 Test Run appears blinking in the remote controller clock display area 4 Each time the 1HR TIMER button is pressed the display changes as shown below Press this button 2 times to change the display to oP 7 Address setting Fig 64 5 oP 7 has now been selected for address setting 6 Press the ON OFF ...

Страница 116: ...nstalled level and vertically The power and voltage are as specified Inter unit cables are securely inserted into the terminal block Inter unit cables are securely fixed The power cable and inter unit cables are not connected anywhere along their paths The ground wire is securely connected Thermal insulation has been applied to the tubing connections Drain connections are secure and water drains p...

Страница 117: ......

Страница 118: ...DC1111 0 ...

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Panasonic CS-MKS12NKU, Техническое и сервисное руководство

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