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Panasonic CS-C9BKNG Service Manual Download Page 8

5. Refrigeration Cycle Diagram

8

Summary of Contents for CS-C9BKNG

Page 1: ...KN5G 2001 Matsushita Air Conditioning Corp Sdn Bhd 183914D All rights reserved Unauthorized copying and distribution is a violation of law 1 Features High Efficiency Compact Design Comfort Environment 8 hours of sleep mode operation Air filter with function to reduce dust and smoke 1 ...

Page 2: ...easant odour from the air Quality Improvement Gas leakage protection Prevent compressor reverse cycle 2 stage OLP to protect compressor Noise prevention during soft dry operation Anti dew Formation Control Cooling Soft Dry Blue Coated Condenser High resistance to corrosion Operation Improvement Economy mode to reduce electrical power consumption Powerful mode to reach the desired room temperature ...

Page 3: ... 280 Indoor Air Hi m3 min cfm 9 9 350 9 9 350 Indoor Air SHi m3 min cfm 10 9 380 10 9 380 Noise Level dB A High 36 36 Low 26 26 High 46 Power level dB High 49 49 High 61 Electrical Data Input Power W 740 780 Running Current A 3 5 3 3 EER W W BTU hW 3 58 3 46 12 2 11 8 Starting Current A 16 4 Piping Connection Port Flare piping inch inch G Half Union 3 8 L Half Union 1 4 G 3 way valve L 2 way valve...

Page 4: ...50 Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium Pre Coat Aluminium Blue Fin Type Slit Fin Louver Row Stage Plate fin configuration forced draft 2 15 1 20 FPI 19 17 Size W H L mm 610 315 25 4 841 508 Refrigerant Control Device Capillary Refrigeration Oil cm3 SUNISO 4GDID ATMOS M60 Refrigerant R 22 g oz 815 28 8 Thermostat Electronic Control Prot...

Page 5: ...310 Indoor Air Hi m3 min cfm 10 2 360 10 2 360 Indoor Air SHi m3 min cfm 10 5 370 10 5 370 Noise Level dB A High 39 39 Low 29 29 High 48 Power level dB High 52 52 High 62 Electrical Data Input Power kW 1 11 1 15 Running Current A 5 1 4 9 EER W W BTU hW 3 24 3 17 11 1 10 8 Starting Current A 20 6 Piping Connection Port Flare piping inch inch G Half Union 1 2 L Half Union 1 4 G 3 way valve L 2 way v...

Page 6: ...00 1 300 Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium Pre Coat Aluminium Blue Fin Type Slit Fin Louver Row Stage Plate fin configuration forced draft 2 15 2 24 FPI 21 17 Size W H L mm 610 315 25 4 723 5 744 2 Refrigerant Control Device Capillary Refrigeration Oil cm3 SUNISO 4GSI Refrigerant R 22 g oz 820 28 9 Thermostat Electronic Control Prote...

Page 7: ...4 Dimensions 7 ...

Page 8: ...5 Refrigeration Cycle Diagram 8 ...

Page 9: ...6 Block Diagram 9 ...

Page 10: ...7 Wiring Diagram 10 ...

Page 11: ...8 Operation Details 8 1 Cooling Mode Operation Cooling in operation according to Remote Control setting Time Delay Safety Control 3 minutes 11 ...

Page 12: ...rature and OFF temperature Starting Current Control When the compressor outdoor fan motor and indoor fan motor are simultaneously started the indoor fan motor will operate 1 6 second later Anti Freezing Control If the temperature of the indoor heat exchanger falls continuously below 2 C for 4 minutes or more the compressor turns off to protect the indoor heat exchanger from freezing The fan speed ...

Page 13: ... Anti Dew Formation Control Purpose is to prevent dew formation on indoor unit air discharge area When the following conditions accur for 30 minutes continuously anti dew formation is controlled by indoor fan speed shift to low CLo to HLo Indoor intake air temperature is more than 24 C and less than 30 C Remote Control setting temperature is less than 25 C Compressor is on Cooling operation mode I...

Page 14: ... Deodorizing Control Cooling Operation Time Diagram 8 2 Soft Dry Mode Operation The unit starts cooling operation until the room temperature 14 ...

Page 15: ...t start for 3 minutes during Cooling operation Starting Current Control Same as Starting Current Control for Cooling Mode operation Anti Freezing Control Same as Anti Freezing Control for Cooling Mode operation For Soft Dry region 6 minutes waiting is valid during compressor stops Compressor Reverse Rotation Protection Control Same as Compressor Reverse Rotation Protection Control for Cooling Mode...

Page 16: ...Automatic Fan Speed Mode When Automatic Fan Speed is selected at Remote Control during Soft Dry operation Fan speed off and on at SLo speed Deodorizing Control Soft Dry Operation Time Diagram 16 ...

Page 17: ...setting temperature Air Circulation Mode Operation Time Diagram 8 4 Automatic Mode Operation Standard for Determining Operation Mode Indoor fan operates at SLo fan speed for 25 seconds After judging indoor air temperature the operation mode is determined and operation continued at the mode determined After the operation mode has been determined the mode does not change However Soft Dry mode operat...

Page 18: ...omfortable room temperature while sleeping When you press the SLEEP Mode the following movement will start to avoid overcooling Sleep shift operation starts when the room temperature reaches the setting temperature or after 1 hour of operation The setting temperature will be risen by 0 5 C at the start of operation and by 0 5 C one hour later The airflow volume will automatically change to Lo fan ...

Page 19: ...p and down However the lower limit will be shifted 10 downward Powerful Mode will operate for 15 minutes only after that it will shift back to previous operation mode Powerful Mode will stop if Powerful mode button is pressed again Stopped by ON OFF switch Timer OFF activates Economy mode button is pressed Sleep mode is pressed Operation mode button is changed 8 7 Economy Mode Operation Purpose of...

Page 20: ... minutes when the power is resumed It will start with previous operation mode and airflow direction Restart time is decided randomly using 4 parameter Intake air temperature setting temperature fan speed and Air Swing Blade position Auto Restart Control is not available when Timer or Sleep Mode is set This control can be omitted by open the circuit of JX2 Refer Circuit Diagram 8 9 Indoor Fan Speed...

Page 21: ...flow Direction Auto Control with remote control the louver swings up and down as shown in the diagram The louver does not swing when the Indoor Fan Motor stops during operation at the upper limit When stopped with remote control the discharge vent is reset and stopped at the closing position 21 ...

Page 22: ...election Button is pressed the automatic airflow is released and the airflow direction louver move up and down in the range shown in the diagram The louver can be adjusted by pressing the button to the desired louver position When the remote control is used to stop the operation the discharge vent is reset and stopped at the closing position 8 11 Delay ON Timer Control When the Delayed ON Timer is...

Page 23: ...d Repeat the above if you want to switch ON the beep sound However if the Automatic Operation Button has been pressed the Automatic operation will be activated If you do not require this operation you may change it by using the remote control 9 Operating Instructions 10 Installation Instructions Required tools for Installation Works 1 Philips screw driver 5 Spanner 9 Gas leak detector 13 Multimete...

Page 24: ...by the following indications This indication shows the possibility of causing death or serious injury This indication shows the possibility of causing injury or damage to properties The items to be followed are classified by the symbols Symbol with background white denotes item that is PROHIBITED from doing Carry out test running to confirm that no abnormality occurs after the installation Then ex...

Page 25: ...al work it will cause electrical shock or fire 6 Use the specified cable 1 5 mm2 and connect tightly for indoor outdoor connection Connect and clamp the cable so that no external force will be acted on the terminal If connection or fixing perfect it will cause heat up or fire at the connection 7 Wire routing must be properly arranged so that control board cover is fixed properly If control cover i...

Page 26: ...ll be the place where there is ease for access for the power disconnection case of emergency In some countries permanent connection of this room air conditioner to the power supply is prohibited 1 Power supply connection to the receptacle using a power plug Use an approved 15A 16A power plug with earth pin for the connection socket 2 Power supply connection to a circuit breaker for the permanent c...

Page 27: ...ll the unit near the door way Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles Recommended installation height for indoor unit shall be at least 2 3 m OUTDOOR UNIT If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed There should not be any animal or plant which could be affect...

Page 28: ...own in the table Piping size Common Length m Max Elevation m Max Piping Length m Additional Refrigerant g m Model GasLiquid C9BKNG 3 8 1 4 7 5 5 10 10 C12BKNG 1 2 1 4 7 5 5 15 10 Indoor Outdoor Unit Installation Diagram This illustration is for explanation purposes only The indoor unit 28 ...

Page 29: ...e piping piping connection for gas should be about 56 mm from this line For left side piping piping connecting cable should be about 785 mm from this line 1 Mount the installation plate on the wall with 5 screws or more If mounting the unit on the concrete wall consider using anchor bolts Always mount the installation plate horizontally by aligning the marking off line with the thread and using a ...

Page 30: ... 2 Fix the bushing to the sleeve 3 Cut the sleeve until it extrudes about 15 mm from the wall Caution When the wall is hollow please be sure to use the sleeve for tube ass y to prevent dangers caused by mice biting the connecting cable 4 Finish by sealing the sleeve with putty or caulking compound at the final stage 10 2 4 INDOOR UNIT INSTALLATION 1 For the right rear piping 2 For the right and ri...

Page 31: ...3 For the embedded piping 31 ...

Page 32: ... This can be used for left rear piping left bottom piping also 32 ...

Page 33: ...sheathed 4 C9BKNG C12BKNG 1 5 mm2 flexible cord type designation 245 IEC 57 or heavier cord Ensure the color of wires of outdoor unit and the terminal Nos are the same to the indoor s respectively Earth lead wire shall be longer than the other lead wires as shown in the figure for the electrical safety in case of the slipping out of the cord from the anchorage Secure the cable onto the control boa...

Page 34: ...ALLATION OF AIR PURIFYING FILTERS 1 Open the front panel 2 Remove the air filters 3 Put air purifying filters left and solar refreshing deodorizing filter right into place as shown in illustration below 34 ...

Page 35: ...rst set the vertical airflow direction louver to the horizontal position and then carry out above steps 2 3 in the reverse order AUTO SWITCH OPERATION The below operations will be performed by pressing the AUTO switch 1 AUTO OPERATION MODE The Auto operation will be activated immediately once the Auto Switch is pressed 2 TEST RUN OPERATION FOR PUMP DOWN SERVICING PURPOSE The Test Run operation wil...

Page 36: ... 10 3 OUTDOOR UNIT 10 3 1 SELECT THE BEST LOCATION Refer to Select the best location section 10 3 2 INSTALL THE OUTDOOR UNIT After selecting the best location start installation according to Indoor Outdoor Unit Installation Diagram 1 Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut ø10 mm 2 When installing at roof please consider strong wind and earthquake Please fasten ...

Page 37: ...2BKNG 1 2 55 N m 1 4 18 N m Connecting The Piping To Outdoor Unit Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make flare after inserting the flare nut located at valve onto the copper pipe Align center of piping to valves and then tighten with torque wrench to the specified torque as stated in the table CUTTING AND FLARING THE PIPING 1 Please cut using pipe cu...

Page 38: ... way and 3 way valves 2 Remove the service port cap from the 3 way valves 3 To open the valve turn the valve stem of 2 way valve counter clockwise approx 90 and hold it there for ten seconds then close it 4 Check gas leakage of the connecting portion of the pipings For the left pipings refer to item 4 A 5 To open 2 way valve again turn the valve stem counter clockwise until it stops 38 ...

Page 39: ...on the gauge is the same as that of measured during the first time 10 3 5 CONNECT THE CABLE TO THE OUTDOOR UNIT FOR DETAIL REFER TO WIRING DIAGRAM AT UNIT 1 Remove the control board cover from the unit by loosening the screw 2 Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 1 5 mm2 flexible cord type designation 245 IEC 57 or heavier cord 39 ...

Page 40: ...ON 1 Please carry out insulation at pipe connection portion as mentioned in Indoor Outdoor Unit Installation Diagram Please wrap the insulated piping end to prevent water from going inside the piping 2 If drain hose or connecting piping is in the room where dew may form please increase the insulation by using POLY E FOAM with thickness 6 mm or above CHECK THE DRAINAGE Open front panel and remove a...

Page 41: ... Operate the unit at cooling operation mode for fifteen minutes or more Measure the temperature of the intake and discharge air Ensure the difference between the intake temperature and the discharge is more than 8 C CHECK ITEMS 41 ...

Page 42: ...mly Is the drainage OK Refer to Check the drainage section Is the earth wire connection properly done Is the indoor unit properly hooked to the installation plate Is the power supply voltage complied with rated value Is there any abnormal sound Is the cooling operation normal Is the thermostat operation normal Is the remote control s LCD operation normal Is the air purifying filter installed 11 2 ...

Page 43: ...tallation and Counter Clockwise Clockwise Push Re installation Operation Open Open Close With valve cap With valve cap With Pumping down Close Open Open Transferring Clockwise Counter Clockwise Connected manifold Evacuation Open Open Open Servicing With vacuum Gas charging Open Open Open Servicing With charging cylinder Pressure check Open Servicing Open Open Connected manifold 43 ...

Page 44: ...s a gas cylinder and the charge set will be needed The air in the indoor unit and in the piping must be purged If air remains in the refrigeration pipings it will affect the compressor reduce the cooling capacity and could lead to a malfunction Service port cap Be sure using a torque wrench to tighten the service port cap after using the service port so that it prevents the gas leakage from the re...

Page 45: ...pened position 7 Mount the valve stem nuts to the 2 way and 3 way valves 8 Check for gas leakage At this time especially check for gas leakage from the 2 way and 3 way s stem nuts and from the service port cap Caution If gas leakage is discovered in step 3 above take the following measures If the leaks stop when the piping connections are tightened further continue working from step 4 If the gas l...

Page 46: ... to 15 minutes 3 Stop operation and wait for 3 minutes then connect the charge set to the service port of the 3 way valve Connect the charge hose with the push pin to the Gas service port 4 Air purging of the charge hose Open the low pressure valve on the charge set slightly to purge air from the charge hose 5 Set the 2 way valve to the close position 6 Operate the air conditioner at the cooling c...

Page 47: ... torque wrench to tighten the service port cap to a torque of 1 8 kg m 18 N m Be sure to check for gas leakage 11 1 3 Re air purging Re installation Procedure 1 Confirm that both the 2 way and 3 way valves are set to the closed position 2 Connect the charge set and a charging cylinder to the service port of the 3 way valve Leave the valve on the charging cylinder closed 3 Air purging Open the valv...

Page 48: ...lve on the charging cylinder and discharge the refrigerant until the gauge indicates 3 to 5 kg cm2G 0 3 to 0 5 MPa 6 Disconnect the charge set and the charging cylinder and set the 2 way and 3 way valves to the open position Be sure to use a hexagonal wrench to operate the valve stems 7 Mount the valve stem nuts and the service port cap Be sure to use a torque wrench to tighten the service port ca...

Page 49: ...til the gauge indicates 0 5 to 1 kg cm2G 0 05 to 0 1 MPa If there is no air in the refrigeration cycle the pressure when the air conditioner is not running is higher than 1 kg cm2G 0 1 MPa discharge the refrigerant until the gauge indicates 0 5 to 1 kg cm2G 0 05 to 0 1 MPa If this is the case it will not be necessary to apply a evacuation Discharge the refrigerant gradually if it is discharged too...

Page 50: ...acuum of 4 mmHg or less 3 Close the valve Low side on the charge set turn off the vacuum pump and confirm that the gauge needle does not move approximately 5 minutes after turning off the vacuum pump 4 Disconnect the charge hose from the vacuum pump Vacuum pump oil If the vacuum pump oil becomes dirty or depleted replenish as needed 11 1 6 Gas charging After Evacuation 50 ...

Page 51: ...ve on the charge set to purge the air be careful of the liquid refrigerant 3 Open the valve Low side on the charge set and charge the system with liquid refrigerant If the system cannot be charged with the specified amount of refrigerant it can be charged with a little at a time approximately 150 g each time while operating the air conditioner in the cooling cycle however one time is not sufficien...

Page 52: ...ps and the service port cap Use torque wrench to tighten the service port cap to a torque of 18 N m Be sure to check for gas leakage 12 Servicing Information 12 1 Indoor Electronic Controllers Removal Procedures 1 The Electronic Controller a Signal Receiver and an Indicator Fig 3 can be seen by the below steps Remove the 2 caps and 2 screws at the bottom of the Front Grille Fig 1 Remove the Front ...

Page 53: ...ove the Control Board by Releasing CN REC DISP connectors Fig 4 Releasing CN FM connectors Fig 4 Releasing CN STM connector Fig 4 Removing the Earth Wire screw Fig 4 Releasing the Intake Air Sensor Fig 4 Releasing the Piping Sensor Fig 4 Fig 1 Fig 2 Fig 3 Fig 4 53 ...

Page 54: ...ontrol Board by pressing down the hook at the left and pushing up the right hook Fig 5 Release the Fan Motor leadwire by pressing the hook at the center of the connector Fig 6 Remove the screw at the Cross Flow Fan Fig 7 REMINDER To reinstall the Fan Motor adjust the connector of the Fan Motor as shown in the Fig 7 Fig 5 Fig 6 Fig 7 54 ...

Page 55: ... By then Fan Motor can be taken out Fig 9 Fig 8 Fig 9 Remote Control Reset When the batteries are inserted for the first time or the batteries are replaced all the indications will blink and the remote control might not work If this happen you will find a resetting terminal and by shorting it with a minus screwdriver it will return to normal 55 ...

Page 56: ...d circuit board A B and cut a jumper wire at the indoor printed circuit board JX4 It is possible to select from 4 types of transmission codes including one at time of delivery condition 0 13 Troubleshooting Guide 13 1 Refrigeration cycle system In order to diagnose malfunctions make sure that there are no electrical problems before inspecting the refrigeration cycle Such problems include insuffici...

Page 57: ...mal outlet air temperature and pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table on the right 13 1 1 Relationship between the condition of the air conditioner and pressure and electric current 57 ...

Page 58: ...an operation is started 13 1 2 Diagnosis methods of a malfunction of a compressor Nature of fault Symptom Electric current during operation becomes approximately 20 lower than the normal value Insufficient compressing of a compressor The discharge tube of the compressor becomes abnormally hot normally 70 to 90 C The difference between high pressure and low pressure becomes almost zero Electric cur...

Page 59: ...14 Technical Data 59 ...

Page 60: ...15 Exploded View 60 ...

Page 61: ...Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 16 Replacement Parts List Model CS C9BKNG CS C12BKNG 61 ...

Page 62: ...TRONIC CONTROLLER MAIN 1 CWA742777 CWA742684 0 21 LEAD WIRE FAN MOTOR 1 CWA67C3729 22 ELECTRONIC CONTROLLER RECEIVER 1 CWA73C1124 0 23 SENSOR COMPLETE 1 CWA50C608 0 24 CONTROL BOARD FRONT COVER 1 CWH131090 25 ELECTRONIC CONTROLLER INDICATOR 1 CWE39C1042 0 26 LEAD WIRE INDICATOR 1 CWA67C3637 27 INDICATOR HOLDER 1 CWD932163 28 CONTROL BOARD TOP COVER 1 CWH131091 29 REMOTE CONTROL COMPLETE 1 CWA75C21...

Page 63: ...alaysia Vendor Code 086 O marked parts are recommended to be kept in stock 17 Exploded View Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 63 ...

Page 64: ...5 16 2 WAY VALVE LIQUID 1 CWB021056 0 17 3 WAY VALVE GAS 1 CWB011061 CWB011060 0 18 OVERLOAD PROTECTOR 1 CWA12344 CWA121084 0 19 HOLDER O L P 1 CWH7041200 20 TERMINAL COVER 1 CWH171011 CWH171021 21 NUT TERMINAL COVER 1 CWH7080300 CWH561020 22 SOUND PROOF BOARD 1 CWH151022 CWH151023 23 CONTROL BOARD 1 CWH102102 24 TERMINAL BOARD ASS Y 1 CWA28K217 25 CAPACITOR COMPRESSOR 1 DS371306CPNA 30 F 370VAC 0...

Page 65: ...ED CIRCUIT A52D0022GB34 IC02 INTEGRATED CIRCUIT C3EBDG000021 IC03 INTEGRATED CIRCUIT A52C040 IC04 INTEGRATED CIRCUIT A52C114 IC05 INTEGRATED CIRCUIT A52A2003GR2 L01 V COIL A431036 PC01 PHOTO COUPLER A52LP620 G4 Q01 Q02 Q03 TRANSISTOR B1GBCFGH0001 Q04 Q05 Q06 TRANSISTOR A55C2412KTX RY PWR ELECTRO MAGNETIC RELAY K6B1AGA00077 SSR01 TYRISTOR A56G3MC202PL T01 TRANSFORMER A401030 X01 RESONATOR A45CSTS40...

Page 66: ...How to use electronic circuit diagram 66 ...

Page 67: ...sec 0 sec Time Save Control 7 min 4 2 sec Anti Freezing 4 min 0 sec Auto Mode Judgement 25 sec 0 sec Soft Dry OFF 6 min 36 sec ON 10 min 60 sec Soft Dry 10 min operation Deodorizing Control Cooling 40 sec 4 sec 70 sec 7 sec 20 sec 2 sec 180 sec 18 sec Soft Dry 40 sec 4 sec 360 sec 36 sec Comp Reverse Rotation Detection 5 min 30 sec Comp ON 5 min and above 2 min 0 sec Comp Fan Motor Delay Timer 1 6...

Page 68: ...Random FM Timer Economy Mode 5 sec 5 sec Random Auto Restart Control 0 62 sec 0 6 2 sec 20 1 REMOTE CONTROL 20 2 PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD TOP VIEW 68 ...

Page 69: ...20 3 PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD BOTTOM VIEW 69 ...

Page 70: ... MACC Printed in Malaysia 70 ...

Page 71: ...w Direction Control MANUAL Vertical Airflow Direction Manual Control 5 stages of adjustment Cooling Soft Dry Air Circulation Operation Temperature Setting 16 C to 30 C Automatic Operation Operation with 2 C higher than standard temperature Operation with standard temperature Operation with 2 C lower than standard temperature Self illuminating button Powerful Economy Mode Operation OFF ON POWERFUL ...

Page 72: ...ump down Beep sound will be heard at the 5th second Used when test running or servicing Press continuously for 10s and above to omit or resume the remote control signal receiving sound Beep beep sound will be heard at the 10th second AUTO OFF ON Operation Indication Lamps LED POWER Green Lights up in operation blinks in Automatic Operation Mode judging SLEEP Orange Lights up in Sleep Mode Operatio...

Page 73: ...st 60 secs However it stops immediately with remote control stop signal Overload Protector 2 Stage OLP to protect the compressor Overload Protector will trip when Temperature of compressor increases to 120 C High temperature or high current flows to compressor Refer circuit diagram for OLP characteristic Compressor Reverse Rotation Protection Control Outdoor Fan Operation Control Temperature Fuse ...

Page 74: ... Safety Precautions carefully 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 classified as follow Warning This sign warns of death or serious injury Caution This sign warns of damage to property The instructions to be followed ...

Page 75: ... SWING OFF ON DELAY AUTO AUTO C OFF ON TEMP MODE SLEEP FAN SPEED ON OFF TIMER AIR SWING CANCEL SET RESET POWERFUL ECONOMY RESET DRY HOW TO OPERATE To start the operation Press 1 POWER indicator green on the indoor unit will light up To stop press once more Setting Mode Press 2 to select AUTO Automatic Operation COOL Cooling Operation DRY Soft Dry Operation FAN Air Circulation Operation PREPARATION...

Page 76: ...in the set temperature quickly Powerful Mode will operate for 15 minutes only Economy Mode Operation To save electrical power consumption Please use this mode when the room has reached your desired temperature The changes of the temperature and airflow volume are automatic The remote control display remains unchanged If sleep button or operation mode button is pressed economy or powerful operation...

Page 77: ...sult the nearest authorized dealer to purchase a new filter Catechin Air Purifying Filter No CZ SF70P Solar Refreshing Deodorizing Filter No CZ SFD70P If you operate the air conditioner with dirty filters Air is not purified Cooling capacity decreases Foul odour is emitted 2 Remove the air filters 1 Raise the front panel Catechin Air Purifying Filter Solar Refreshing Deodorizing Filter FAN operati...

Page 78: ...it okay The air conditioner does not operate Air conditioner produces loud noise during operation The air conditioner does not cool effectively This is the answer This is to protect the air conditioner Wait until the air conditioner begins to operate This is the sound of refrigerant flowing inside the air conditioner Condensation occurs when the airflow from the air conditioner cools the room This...

Page 79: ...58 1k R59 R04 R30 20k C04 0 1µ CR3 PH302C 330 0 01µ 0 01µ FO VCC2 OUT VCC1 GND CO IN IN 47µ 6 3V 137k µPC2800AGR 5 6 7 8 4 3 2 1 CN RCV CN DISP 2 3 4 5 6 7 8 10 9 CN TH 1 2 MAIN AIR SWING MOTOR SW101 AUTO 10k R60 XH4 CN HA 0 01µ C23 430 R13 620 R14 620 R15 620 R16 430 R17 C28 0 01µ C27 0 01µ C26 0 01µ C25 0 01µ C24 0 01µ 43 2W R05 43 2W RY PWR D10 D11 D8 R23 R24 R21 24k R06 1k R11 0 01µ C01 10k R0...

Page 80: ...0 INTP0 P70 P71 P03 INTP3 Vss1 X1 X2 IC XT1 XT2 Reset AVref P10 ANO AVd0 R10 10k 150k R32 X01 4 096MHz 47pF X 2 0 01µ C10 R56 IC02 A52BR9020F 5 6 8 3 1 RS D0 D1 R B CS SK 4 Vcc GND 7 C05 0 1µ 10k R09 JX2 Q02 4 7k 10k e b c Q04 c e b R44 1k 1 0k R41 820 R03 4 7k R29 3 9k R26 0 1µ C07 GENERATOR POWER CLOCK 0 01µ C16 10k R37 0 01µ C15 JX4 R38 10k R40 JX3 24k R42 RX1 R43 JX1 Q01 4 7k 10k e b c BZ1 BZ ...

Page 81: ...EGULATOR 1 2 1 2 0 1µ C12 400V 1 5µ C FM 0 047µ C03 SSR01 511U ZNR03 125µH L01 0 47µ C19 510 R48 39k 2W R47 39k 2W R57 3 4 1 2 PC01 0 1µ C18 c e b R50 100k R49 1k R51 10k c e b 6 2k R54 10k R53 6 2k R52 ZD1 7 5EL1 Q05 Q06 50V 10µ C21 GENERATION RESET SIGNAL GENERATION RESET SIGNAL 2 3 L 3 N FUSE O O MAGNETIC RELAY OVERLOAD PROTECTOR CAPACITOR CAPACITOR COMPRESSOR FAN MOTOR 12 11 4 1 B A B B R R B ...

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