Fujitsu Inverter Halcyon AOU12RL Service Instruction Download Page 3

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CONTENTS

1. SPECIFICATION

ASU9/12RL, AOU9/12RL

..................................................................................................

2. DIMENSIONS

ASU9/12RL, AOU9/12RL..................................................................................................

3. REFRIGERANT SYSTEM DIAGRAM

ASU9/12RL, AOU9/12RL

..................................................................................................

4. CIRCUIT DIAGRAM

ASU9/12RL, AOU9/12RL......

............................................................................................

5. DESCRIPTION OF EACH CONTROL OPERATION

1. COOLING OPERATION................................................................................................

3. DRY OPERATION.........................................................................................................

2. HEATING OPERATION.................................................................................................

5. INDOOR FAN CONTROL..............................................................................................

4. AUTO CHANGEOVER OPERATION............................................................................

7. LOUVER CONTROL.....................................................................................................

6. OUTDOOR FAN CONTROL..........................................................................................

9. TIMER OPERATION CONTROL...................................................................................

8. COMPRESSOR CONTROL..........................................................................................

11. TEST OPERATION CONTROL...................................................................................

10. ELECTRONIC EXPANSION VALVE CONTROL........................................................

13. FOUR-WAY VALVE EXTENSION SELECT................................................................

12. PREVENT TO RESTART FOR 3 MINUTES ( 3 MINUTES ST ).................................

15. MANUAL AUTO OPERATION ( Indoor unit body operation ).....................................

14. AUTO RESTART.........................................................................................................

16. FORCED COOLING OPERATION..............................................................................

18. COIL DRY OPEARTION CONTROL...........................................................................

17. COMPRESSOR PREHEATING..................................................................................

19. DEFROST OPERATION CONTROL...........................................................................

21.

MINIMUM HEAT OPERATION

....................................................................................

20. OFF DEFROST OPERATION CONTROL...................................................................

01-01

02-01

03-01

04-01

05-01

05-02

05-03

05-04

05-05

05-07

05-08

05-09

05-10

05-12

05-13

05-14

05-16

22. VARIOUS PROTECTIONS.......................................................................................... 05-17

05-12

Summary of Contents for Inverter Halcyon AOU12RL

Page 1: ... Manuel d instruction www lutechenergie com ...

Page 2: ...SPLIT TYPE ROOM AIR CONDITIONER WALL MOUNTEDtype Models Indoor unit Outdoor unit ASU9RL ASU12RL AOU9RL AOU12RL INVERTER SERVICE INSTRUCTION R410A ...

Page 3: ...PRESSOR CONTROL 11 TEST OPERATION CONTROL 10 ELECTRONIC EXPANSION VALVE CONTROL 13 FOUR WAY VALVE EXTENSION SELECT 12 PREVENT TO RESTART FOR 3 MINUTES 3 MINUTES ST 15 MANUAL AUTO OPERATION Indoor unit body operation 14 AUTO RESTART 16 FORCED COOLING OPERATION 18 COIL DRY OPEARTION CONTROL 17 COMPRESSOR PREHEATING 19 DEFROST OPERATION CONTROL 21 MINIMUM HEAT OPERATION 20 OFF DEFROST OPERATION CONTR...

Page 4: ...ISPLAY 6 1 3 INDOOR UNIT DISPLAY 6 2 TROUBLE SHOOTING WITH ERROR CODE 6 3 TROUBLE SHOOTING WITH NO ERROR CODE 1 Function setting 3 Thermistor Resistance Values 2 Outdoor unit Pressure Value and Total Electric Current Curve 4 Capacity Input Data 07 01 07 04 07 06 07 07 06 01 06 01 06 03 06 04 06 05 06 24 6 4 SERVICE PARTS INFORMATION 06 29 ...

Page 5: ...1 SPECIFICATIONS R410A WALL MOUNTED type INVERTER ...

Page 6: ... 3 3 A 3 7 A 6 5 A 9 0 A 6 0 A 7 5 A 0 690 kW 0 770 kW 12 32 BTU Wh 3 62 kW kW 12 99 BTU Wh 3 81 kW kW 1 3 L h 750 m3 h 750 m3 h FAN MOTOR POWER SOURCE 230 V High speed INDOOR UNIT Middle speed Low speed Quiet High speed Middle speed Low speed Quiet Cool 1 440 r p m Heat 1 440 r p m Cool 1 200 r p m Heat 1 200 r p m Cool 920 r p m Heat 980 r p m Cool 680 r p m Heat 700 r p m C 730 150 r p m H 650 ...

Page 7: ... REFRIGERANT Pipe Length 15 m FULL CHARGE 20 m 900 g 750 g MAXIMUM PIPING HEIGHT 15m ADDITIONAL REFRIGERANT 20 g m WEIGHT INDOOR UNIT Gross Net Gross Net 9 5 kg 7 5 kg OUTDOOR UNIT 34 kg 31 kg 28 kg 25 kg INDOOR UNIT H x W x D H x W x D 10 1 4 260 x 31 3 32 790 x 7 25 32 198 Inch mm OUTDOOR UNIT 21 1 4 540 x 25 31 32 660 x 11 13 32 290 Inch mm DIMENSIONS TYPE Cool heat inverter INDOOR UNIT ASU12RL...

Page 8: ...2 DIMENSIONS R410A WALL MOUNTED type INVERTER ...

Page 9: ...D I M E N S I O N S Models ASU9RL AOU9RL ASU12RL AOU12RL 02 01 Unit Inch mm INDOOR UNIT OUTDOOR UNIT 10 1 4 260 21 1 4 540 7 25 32 198 31 3 32 790 25 31 32 660 11 13 32 290 ...

Page 10: ...3 REFRIGERANT SYSTEM DIAGRAM R410A WALL MOUNTED type INVERTER ...

Page 11: ... AOU12RL 03 01 2 Way valve Strainer Strainer 3 Way valve Muffler 4 Way valve Expansion valve Refrigerant direction Heat exchanger indoor unit Heat exchanger outdoor unit Compressor Cooling Heating Refrigerant pipe diameter Liquid 1 4 6 35 mm Gas 3 8 9 52 mm ...

Page 12: ...4 CIRCUIT DIAGRAM R410A WALL MOUNTED type INVERTER ...

Page 13: ...D BROWN BLUE ORANGE YELLOW WHITE EXPANSION VALVE PMV 4WV CONTROLLER PCB ASSY RED WHITE WHITE WHITE WHITE WHITE WHITE BLUE YELLOW WHITE BLACK RED BLACK BLACK BLACK BLACK BLUE PINK YELLOW ORANGE RED GREEN RED WHITE BLACK CN1 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 1 2 3 4 5 6 7 1 2 3 4 5 6 7 1 2 3 4 5 6 1 2 3 4 5 6 1 2 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 1 2 3 4 CN8 CN3 CN201 CN5 CN4 CN7...

Page 14: ...5 DESCRIPTION OF EACH CONTROL OPERATION R410A WALL MOUNTED type INVERTER ...

Page 15: ...z B zone 79Hz 61Hz 52Hz 37Hz C zone 79Hz 61Hz 52Hz 37Hz 9RL D zone 52Hz 43Hz 37Hz 28Hz E zone 64Hz 55Hz 49Hz 36Hz F zone 64Hz 55Hz 49Hz 36Hz A zone 96Hz 61Hz 51Hz 33Hz B zone 96Hz 61Hz 51Hz 33Hz C zone 96Hz 61Hz 51Hz 33Hz 12RL D zone 57Hz 42Hz 36Hz 27Hz E zone 57Hz 42Hz 36Hz 27Hz F zone 57Hz 42Hz 36Hz 27Hz Table 1 Compressor Frequency Range When the compressor operates for 30 minutes continuously ...

Page 16: ...limited in the range shown in Figure 2 based on the fan speed mode and the outdoor temperature Table 2 Compressor Frequency Range Fig 2 Limit of Maximum Frequency based on Outdoor Temperature The room temperature is controlled 4 F 2 C higher than the setting temperature for 60 minutes after starting the operation After 60 minutes it is controlled based on the normal setting temperature 05 02 minim...

Page 17: ...61Hz for ASU12RL for a minute Ts 1 F 0 5 C Ts 3 F 1 5 C Ts 1 F 0 5 C Ts 3 F 1 5 C Table 3 Compressor frequency Table 4 Indoor fan speed Fig 3 Compressor Control based on Room Temperature Fig 4 Indoor Fan Control 05 03 Operating frequency 37Hz 28Hz 0Hz 9RL X zone J zone Y zone Operating frequency J zone Y zone X zone 33Hz 25Hz 0Hz 12RL Room Room temperature temperature X zone J zone Y zone Compress...

Page 18: ...matic dry Cooling automatic dry TS 4 F 2 C TB TS 4 F 2 C Monitoring Monitoring Monitoring Heating Heating Monitoring When COOLING was selected at the air conditioner operates as follow The same operation as COOLING OPERATION of item 1 above is performed When the room temperature has remained at set temperature 2 F 1 C for 8 minutes operation is automatically switched to DRY and the same operation ...

Page 19: ... 680 J zone 650 Cool air prevention 3 COOLING OPERATION Switch the airflow AUTO and the indoor fan motor will run according to a room temperature as shown in Figure 6 On the other hand if switched in HIGH QUIET the indoor motor will run at a constant airflow of COOL operation modes QUIET LOW MED HIGH as shown in Table 6 Fig 6 Airflow change over Cooling AUTO When the room temperature rises When th...

Page 20: ...Table 6 During the dry mode operation the fan speed setting can not be changed Fig 7 Airflow change over Heating AUTO TR Ts 3 F 1 5 C 5 F 2 5 C TR Ts 3 F 1 5 C TR Ts 5 F 2 5 C TR Ts 2 F 1 C 4 F 2 C TR Ts 2 F 1 C TR Ts 4 F 2 C When the room temperature rises When the room temperature drops TR Room temperature Ts Setting temperature LOW mode MED mode MED mode 117 F 47 C 86 F 30 C 93 F 34 C Indoor he...

Page 21: ...ONE it runs at 200rpm for 60 seconds after starting up the outdoor fan After the defrost control is operated on the heating mode the fan speed keeps at the higher speed as table 9 without relating to the compressor frequency 05 07 A C D E F A C D E F ZONE 150 730 470 760 470 230 230 200 330 150 900 650 470 900 760 680 470 Refer to Fig1 rpm Outdoor temperature falls and if it becomes E and F zone R...

Page 22: ...modes do not set the Air Flow Direction Louver in the Heating range for long period of time since water vapor many condense near the outlet louvers and drop of water may drip from the air conditioner During the Cooling and Dry modes if the Air Flow Direction Louvers are left in the heating range for more than 30minutes they will automatically return to position During Monitor operation in AUTO CHA...

Page 23: ...4Hz 87Hz 97Hz 108Hz 119Hz 80sec 60sec 60sec 180sec 60sec 60sec 40sec 40sec 60sec 150sec 60sec Table 10 Compressor Operation Frequency Range 2 OPEARTION FREQUENCY CONTROL AT START UP The compressor frequency soon after the start up is controlled as shown in the figure 10 Fig 10 Compressor Control at Start up Time Time Time Time Time Time Frequency Time Frequency Frequency Frequency Frequency Freque...

Page 24: ... be turned on Operation mode Stop mode Set time of timer The program timer allows the OFF timer and ON timer to be used in combination one time Operation mode Operation will start from the timer setting either OFF timer or ON timer whichever is closest to the clock s current timer setting The order of operations is indicated by the arrow in the remote control unit s display SLEEP timer operation c...

Page 25: ...ration mode When the sleep timer is set the setting temperature is increased 2 F 1 C It increases the setting temperature another 2 F 1 C after 1 hour After that the setting temperature is not changed and the operation is stopped at the time of timer setting Ts 2 F 1 C 4 F 2 C Set 60min In the heating operation mode When the sleep timer is set the setting temperature is decreased 2 F 1 C It decrea...

Page 26: ...or will continue to run regardless of whether the room temperature sensor detects The test operation mode is released if 60 minutes have passed after setting up the test operation The compressor won t enter operation status for 2 minutes and 20 seconds after the compressor is stopped even if any operation is given At the time when the air conditioner is switched from the cooling mode to heating mo...

Page 27: ...COIL DRY OPERATION CONTROL The coil dry operation functions by pressing COIL DRY button on the remote controller The coil dry operation is consisted of Fan operation 50 minutes Heating operation 3 minutes and Fan operates for 30 minutes at last before ending the air conditioner operation Table 13 COIL DRY Operating Functions Indoor Fan Speed Compressor Frequency Louver Position Main Unit Indicatio...

Page 28: ...t Operation ASU9 12RL Less than 25 minutes 25 minutes to 4 hours Does not operate Compressor operating time After 4 hours 21 F 6 C 27 F 3 C 2 CONDITION OF THE DEFROST OPERATION COMPLETION Defrost operation is released when the conditions become as shown in Table 15 Table 15 Defrost Release Condition Release Condition Outdoor heat exchanger temperature sensor value is higher than 61 F 16 C or Compr...

Page 29: ...ompressor ON Heating operation start Compressor ON Outdoor heat exchanger temperature Over 61 F 16 C or Compressor ON time Over 15 minutes 05 15 Compressor integrating operation Over 25 minutes to below 240 minutes Compressor integrating operation Over 240 minutes Outdoor heat exchanger temperature Below 21 F 6 C Outdoor heat exchanger temperature Below 27 F 3 C Defrost start Defrost Indicator Ope...

Page 30: ...OFF Defrost Flow Chart Heating operation stop Outdoor heat exchanger temperature Below 25 F 4 C and Compressor integrating operation Over 30 minutes Defrost start Defrost Indicater Operation lamp 7 sec ON 2 sec OFF Outdoor heat exchanger temperature Over 61 F 16 C or Compressor ON time Over 15 minutes Defrost end 2 OFF DEFROST END CONDITION Release Condition Outdoor heat exchanger temperature sens...

Page 31: ...ture Over Rise Prevension Control Release Temperature Temperature Temperature Temperature 2 CURRENT RELEASE CONTROL The compressor frequency is controlled so that the outdoor unit input current does not exceeds the current limit velue that was set up with the outdoor temperature The compressor frequency returns to the designated frequency of the indoor unit at the time when the frequency becomes l...

Page 32: ...o 153 F 67 C or greater the compressor is stopped and trouble display is performed 5 HIGH TEMPERATURE RELEASE CONTROL HEATING MODE On heating mode the compressor frequency is controlled as following based on the detection value of the indoor heat exchanger temperature sensor 05 18 Indoor heat exchange temperature Control System It returns to the normal operation 127 F 53 C 122 F 50 C Outdoor tempe...

Page 33: ...6 TROUBLE SHOOTING R410A WALL MOUNTED type INVERTER ...

Page 34: ...ischarge pipe temperature sensor error Discharge temperature error Indoor fan motor abnormal Outdoor unit fan motor error Outdoor communication signal error Forward transfer signal error 6 1 1 WIRED REMOTE CONTROLLER DISPLAY OPTION CT error Communication error indoor unit remote control IPM error Compressor rotor location cannot detect permanent stop 1 SELF DIAGNOSIS 1 2 5 6 7 9 10 11 12 13 15 16 ...

Page 35: ...EMPERATURE buttons ON OFF simultaneously for 3 seconds or more to start the self diagnosis 4 Press the SET TEMPERATURE buttons simultaneously for 3 seconds or more or there is no key input for 60 seconds to stop the display 3 Press the SET TEMPERATURE button to select the error history number SU MO TU WE TH FR SA Error code Error history number 0 1 2 3 4 5 6 7 F E d c b A 9 8 ı ı Lower Raise ...

Page 36: ...sec 2sec ON OFF 1 ERROR DISPLAY Outdoor LED Blink 1 to 16 times 0 5sec ON 0 5sec OFF blinking 6 1 2 OUTDOOR UNIT DISPLAY Discharge temperature error Outdoor unit fan motor error 16 Error contents LED Flashing Pattern Trouble shooting Outdoor unit sensor error Discharge or Outdoor or Heat EX In Out IPM error Compressor rotor location cannot detect 12 8 5 6 7 CT error 13 15 1 1 For ASU9 12RL AOU9 12...

Page 37: ...imes flash 2 times flash 3 times flash 5 times flash 6 times flash 2 times flash 3 times flash 2 times flash 3 times flash 4 times flash LED concurrently blinking Communication error indoor unit remote control Room temperature sensor error Indoor heat exchanger temperature sensor error Outdoor discharge pipe temperature sensor error Outdoor heat exchanger temperature sensor outlet error Outdoor te...

Page 38: ...the power check correct the followings Check the connection of terminal between remote control and Indoor unit and check if there is a disconnection of the cable Upon correcting the removed connector or mis wiring reset the power Check Voltage at CN6 terminal 1 3 of Controller PCB Power supply to Remote Control If it is DC12V Remote Control is failure Controller PCB is normal Replace Remote Contro...

Page 39: ...pment that causes harmonic wave near the power cable Neon light bulb or any electronic equipment which causes harmonic wave Check Point 2 Check Connection Check any loose or removed connection line of Indoor unit and Outdoor unit If there is an abnormal condition correct it by referring to Installation Manual or Data Technical Manual Check Point 3 Check the voltage of power supply Check the voltag...

Page 40: ...alue k 122 F 50 C 113 F 45 C 104 F 40 C Temperature THERMISTOR PIPE TEMP THERMISTOR ROOM TEMP BLACK BLACK BLACK BLACK CN4 1 2 3 4 1 2 3 4 Room Temperature Sensor Error Indoor Unit Controller PCB Circuit Room Temperature Thermistor When Room Temperature Thermistor open or short circuit is detected at power ON 1 Connector connection failure 2 Thermistor failure 3 Controller PCB failure Check if conn...

Page 41: ...r failure 3 Controller PCB failure Check Point 1 Check connection of Connector Check if connector is removed Check erroneous connection Check if thermistor cable is open Upon correcting the removed connector or mis wiring reset the power Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Approx value If Thermistor is either open or shorted replace it an...

Page 42: ...e Thermistor When Heat Exchanger Temperature Thermistor Outlet open or short circuit is detected at power ON or while running the compressor 1 Connector connection failure 2 Thermistor failure 3 Main PCB failure Check Point 1 Check connection of Connector Check if connector is removed Check erroneous connection Check if thermistor cable is open Upon correcting the removed connector or mis wiring r...

Page 43: ...ed Check erroneous connection Check if thermistor cable is open Upon correcting the removed connector or mis wiring reset the power Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Approx value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Main PCB DC5 0V Make sure circuit diagram of outdoor unit...

Page 44: ...emoved Check erroneous connection Check if thermistor cable is open Upon correcting the removed connector or mis wiring reset the power Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Approx value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Main PCB DC5 0V Make sure circuit diagram of outdoor ...

Page 45: ...door FAN Heat Exchanger Is there anything obstructing the air distribution circuit Is there any clogging of Outdoor Heat Exchanger Is the Fan rotating Check by hand and if it is locked replace the motor Check Outdoor Fan Motor If the Fan Motor is defective replace it Check Point 4 Check Discharge Thermistor Isn t it fallen off the holder Is there a cable pinched Check characteristics of thermistor...

Page 46: ... the same circuit Momentary power failure Check if there is a defective contact or leak current in the power supply circuit Noise Check if there is any equipment causing harmonic wave near electric line Neon bulb or electric equipment that may cause harmonic wave Check the complete insulation of grounding Note EEPROM EEPROM Electronically Erasable and Programmable Read Only Memory is a non volatil...

Page 47: ...otor winding open 3 Motor protection by surrounding temperature rise 4 Control PCB failure Rotate the fan by hand when operation is off Check if fan is caught dropped off or locked motor If Fan or Bearing is abnormal replace it Check excessively high temperature around the motor If there is any surrounding equipment that causes heat Upon the temperature coming down restart operation When the condi...

Page 48: ...he grounding Check if there is any equipment that causes harmonic wave near the power cable Neon light bulb or any electronic equipment which causes harmonic wave Check the voltage of power supply Check if AC198 264V appears at Outdoor Unit Terminal L1 L2 Check if Indicated value swings between AC70V and AC130V at Outdoor Unit Terminal 2 3 Check any loose or removed connection line of Indoor unit ...

Page 49: ...or mis wiring reset the power Check Point 2 Check Outdoor Fan Heat Exchanger Is there anything obstructing the air distribution circuit Is there any clogging of Outdoor Heat Exchanger Is the Fan rotating by hand when operation is off If the Fan Motor is locked replace it Check Outdoor Fan Motor Refer to Trouble shooting 16 If the Fan Motor is failure replace it Check Point 4 Check Compressor PARTS...

Page 50: ... PCB failure Instant drop Check if there is a large load electric apparatus in the same circuit Momentary power failure Check if there is a defective contact or leak current in the power supply circuit Noise Check if there is any equipment causing harmonic wave near electric line Neon bulb or electric equipment that may cause harmonic wave Check the complete insulation of grounding Check Point 1 1...

Page 51: ...nge Main PCB Check Point 1 Check external cause at Indoor and Outdoor Voltage drop or Noise Instant drop Check if there is a large load electric apparatus in the same circuit Momentary power failure Check if there is a defective contact or leak current in the power supply circuit Noise Check if there is any equipment causing harmonic wave near electric line Neon bulb or electric equipment that may...

Page 52: ...rroneous connection Check if cable is open Upon correcting the removed connector or mis wiring reset the power Refer to PARTS INFORMATION 2 For Compressor Terminal Main PCB While running the compressor if the detected rotor location is out of phase with actual rotor location more than 194 F 90 C the compressor stops After the compressor restarts if the same operation is repeated within 40sec the c...

Page 53: ...nding equipment that causes heat Upon the temperature coming down restart operation Check Point 3 Check Output Voltage of Main PCB Check outdoor unit circuit diagram and the voltage Measure at Main PCB side connector If the voltage is not correct replace Main PCB When outdoor fan rotation speed is less than 100rpm in 20 seconds after fan motor starts fan motor stops After fan motor restarts if the...

Page 54: ... error Indoor Unit Controller PCB Circuit Forced auto switch When the Forced auto switch becomes ON for 30 consecutive seconds 1 Forced auto switch failure 2 Controller PCB failure Check Point 1 Check the Forced auto switch Check if Forced auto switch is kept pressed Check Point 2 Replace Controller PCB If Check Point 1 do not improve the symptom change Controller PCB Check ON OFF switching operat...

Page 55: ...t Exchanger Is there anything obstructing the air distribution circuit Is there any clogging of Outdoor Heat Exchanger Is the Fan rotating by hand when operation is off If the Fan Motor is locked replace it Check Outdoor Fan Motor Refer to Trouble shooting 16 If the Fan Motor is failure replace it Check Thermistor Refer to Trouble shooting 5 If the Thermistor is failure replace it Check Point 5 Ch...

Page 56: ... reset the power Check Point 3 Replace Main PCB If Check Point 1 2 do not improve the symptom change Main PCB Check Point 1 Check external cause at Indoor and Outdoor Voltage drop or Noise Instant drop Check if there is a large load electric apparatus in the same circuit Momentary power failure Check if there is a defective contact or leak current in the power supply circuit Noise Check if there i...

Page 57: ...t in the power supply circuit Noise Check if there is any equipment causing harmonic wave near electric line Neon bulb or electric equipment that may cause harmonic wave Check the complete insulation of grounding 06 24 6 3 TROUBLE SHOOTING WITH NO ERROR CODE Check Point 3 Check Electrical Components YES YES OK NO Check the voltage of power supply Check if AC198 264V appears at Outdoor Unit Termina...

Page 58: ...cuit Momentary power failure Check if there is a defective contact or leak current in the power supply circuit Noise Check if there is any equipment causing harmonic wave near electric line Neon bulb or electric equipment that may cause harmonic wave Check the complete insulation of grounding Check the voltage of power supply Check if AC198 264V appears at Outdoor Unit Terminal L1 L2 Check Fuse in...

Page 59: ...n manual and Data Technical Manual Turn off Power and check correct followings Is there loose or removed communication line of Indoor Unit and Outdoor Unit Instant drop Check if there is a large load electric apparatus in the same circuit Momentary power failure Check if there is a defective contact or leak current in the power supply circuit Noise Check if there is any equipment causing harmonic ...

Page 60: ...ts that obstruct the air flow route Check clogged Heat Exchanger Is the Valve open Is capacity of Indoor Unit fitted to Room size Any windows open Or direct sunlight Check connection pipe specified pipe length Pipe diameter Check any loose or removed communication line If there is an abnormal condition correct it by referring to Installation Manual or Data Technical Manual Check if Strainer is clo...

Page 61: ...on grille and front panel normal Is Fan broken or deformed Is the screw of Fan loose Is there any object which obstruct the Fan rotation Is Main Unit installed in stable condition Is Fan Guard installed normally Check if vibration noise by loose bolt or contact noise of piping is happening Is Compressor locked Check Compressor PARTS INFORMATION 1 2 Water Leaking 1 Erroneous installation 2 Drain ho...

Page 62: ...mpressor due to clogged dirt or less oil Replace Compressor Replace Compressor Replace Compressor Stops soon after starting up Is there open or loose connection cable Is Gas Pipe Valve open Low Pressure is too low Check if Refrigerant is leaking Recharge Refrigerant Check if Strainer is clogged PARTS INFORMATION 3 If there is no failure the defect of Compressor can be considered Compression part b...

Page 63: ... of Main PCB Loose or incorrect wiring Check winding resistance of each terminal If the resistance value is 0 or infinite replace Compressor If the symptom does not change with above Check 1 2 replace Main PCB Resistance Value AOU9RL 2 7 at 68 F 20 C AOU12RL 0 71 at 68 F 20 C 06 30 C BLACK R WHITE S RED Terminal cover opened For AOU9RL C T W BLACK S S V WHITE R R U RED Terminal cover opened For AO...

Page 64: ...E 1 2 3 4 5 6 at 68 20 C Outdoor unit Electronic Expansion Valve EEV Check connection of connector CN40 Loose connector or open cable Remove connector check each winding resistance of Coil If Resistance value is abnormal replace EEV Remove Connector and check Voltage DC12V If it does not appear replace Main PCB Turn on Power and check operation noise If an abnormal noise does not show replace Main...

Page 65: ...7 APPENDING DATA R410A WALL MOUNTED type INVERTER 1 Function setting 2 Outdoor unit Pressure Value and Total Electric Current Curve 3 Thermistor Resistance Values 4 Capacity ...

Page 66: ...r may require a correction The settings may be selected as shown in the table below 1 3 Setting the Auto Restart Factory setting Setting Description Function Number Setting Value Yes No 40 00 01 The following settings are also possible depending on the operating conditions Factory setting Setting Description Function Number Setting Value Standard Lower control Slightly warmer control Warmer contro...

Page 67: ...the FAN button again to return to the Function Number selection Selecting the Function Number and Setting Value 6 Press the START STOP button It makes a signal to indoor unit Indoor unit run the setting 7 Press the RESET button to cancel the function setting mode 8 After completing the FUNCTION SETTING be sure to turn of the power and turn it on again CAUTION After turning off the power wait 10 se...

Page 68: ...e setting of Fanction Number and Setting Value after setting custom code in remote controller please set custom code in remote controller again The remote control unit resets to signal code A when the batteries in the remote control unit are replaced If you use a signal code other than signal code A reset the signal code after replacing the batteries If you do not know the air conditioner signal c...

Page 69: ... the outdoor unit overall current with the current clamp meter at Power Cable Low pressure of outdoor unit MPa Outdoor total electric current A 07 04 60Hz 230V 0 7 0 8 0 9 1 0 1 1 1 2 1 3 In outdoor ambient temparature degF degC 60 8 16 64 4 18 68 20 71 6 22 75 2 24 78 8 26 82 4 28 86 30 89 6 32 RH50 RH60 RH70 60Hz 230V 2 6 2 8 3 0 3 2 3 4 3 6 RH50 RH60 RH70 7 2 Outdoor unit Pressure Value and Tot...

Page 70: ... at the service valve Measure the outdoor unit overall current with the current clamp meter at Power Cable 7 2 2 Heating operation High pressure of outdoor unit MPa 60Hz 230V 2 2 2 4 2 6 2 8 3 0 3 2 32 0 35 6 2 39 2 4 42 8 6 46 4 8 50 10 53 6 12 57 2 14 59 degF 15 degC 68 degF 20 degC Indoor ambient temp 73 4 degF 23 degC Outdoor total electric current A 60Hz 230V 4 0 4 4 4 8 5 2 5 6 6 0 59 degF 1...

Page 71: ...2 1 91 15 00 15 96 3 53 40 00 27 09 1 62 20 00 6 090 2 19 20 00 12 59 3 76 45 00 22 20 1 85 25 00 4 869 2 47 25 00 10 00 3 96 50 00 18 29 2 08 30 00 3 918 2 74 30 00 7 990 4 14 55 00 15 15 2 31 35 00 3 173 3 00 35 00 6 423 4 28 60 00 12 62 2 54 40 00 2 586 3 24 40 00 5 192 4 40 65 00 10 56 2 76 45 00 2 120 3 46 45 00 4 222 4 50 70 00 8 878 2 97 50 00 1 747 3 66 50 00 3 451 4 59 75 00 7 498 3 17 55...

Page 72: ...7 2 27 2 26 Outdoor temperature 64 70 75 80 54 60 63 67 AFR 441 85 71 90 73 FDB 67 77 87 95 104 115 FDB FDB FWB TC PI TC PI TC PI TC PI TC PI 5 5 35 6 09 6 98 8 27 9 65 0 62 0 64 0 66 0 69 0 72 0 74 0 75 0 74 5 22 5 94 6 82 8 07 9 42 0 64 0 66 0 68 0 70 0 74 0 75 0 76 0 76 5 09 5 80 6 65 7 88 9 19 0 65 0 67 0 69 0 72 0 75 0 77 0 78 0 77 4 97 5 65 6 48 7 68 8 96 9 75 0 66 0 68 0 70 0 73 0 77 0 79 0...

Page 73: ...2 0 85 0 85 Outdoor temperature 64 70 75 80 54 60 63 67 AFR 441 85 71 90 73 FDB 67 77 87 95 104 115 FDB FDB FWB TC PI TC PI TC PI TC PI TC PI 5 9 33 10 31 11 46 12 85 13 87 14 70 15 24 15 22 1 27 1 27 1 27 1 27 1 12 1 11 1 11 1 04 9 11 10 06 11 19 12 55 13 54 14 35 14 88 14 85 1 30 1 30 1 30 1 30 1 14 1 14 1 14 1 06 8 88 9 82 10 92 12 24 13 21 14 00 14 52 14 49 1 33 1 32 1 32 1 33 1 17 1 16 1 16 1...

Page 74: ...8 REPLACEMENT PARTS R410A WALL MOUNTED type INVERTER ...

Page 75: ...REPLACEMENT PARTS 08 01 Models ASU9RL ASU12RL Air Filter Front Panel Receiver Window Clamper Grille Intake Grille Assy Panel Cover Remote Control Remote Control Holder Front Panel Assy Air Filter ...

Page 76: ...08 02 REPLACEMENT PARTS Models ASU9RL ASU12RL Evaporator Assy Joint Pipe Assy Evaporator Total Assy Filter Guide Evaporator Holder R Evaporator Holder L Room Thermistor Holder Rear Bracket ...

Page 77: ...de Casing Cover B Casing Cover F R and L Louver B Fan Guard Fan Motor Crossflow Fan Assy Shaft Holder C Louver U Louver Z Conduit Holder Bracket Panel Casing Assy Casing Motor Cover Louver Gear Holder Louver Gear Gear A Motor Step Drain Hose Assy Drain Cap ...

Page 78: ...08 04 REPLACEMENT PARTS Models ASU9RL ASU12RL Display PCB Assy Display Case Controller PCB Assy Control Box Cable Shield Plate Box Shield Control Cover Cover Shield ...

Page 79: ...U12RL Top Panel Assy Front Panel Assy Protective Net Cabinet Left Assy Emblem Switch Cover Valve Bracket Cabinet Right Assy Valve Bracket Cover Motor Bracket Propeller Fan REM Plate Assy Reactor Assy Separator Assy Fan Motor Front Panel Assy ...

Page 80: ... Assy Base Assy Condenser Assy Entrance Pipe Assy Cond 08 06 REPLACEMENT PARTS Models AOU9RL Models AOU12RL Separate Pipe Assy Cond Exit Pipe Compressor Assy 3 way Valve Assy Pulse Motor Valve Assy Expansion Valve Coil Joint Pipe Assy Cond Suction Pipe Assy Muffler 4 way Valve Cushion 2 way Valve Assy Base Assy Condenser Assy Entrance Pipe Assy Cond Discharge Pipe Assy ...

Page 81: ... REPLACEMENT PARTS Models AOU9RL AOU12RL Terminal Bracket Terminal 5P Inverter Case Cover Assy Terminal Cover Assy Reactor Cover Bracket Conduit Controller PCB Assy Sealed Panel Inverter Case Assy PCB Holder ...

Page 82: ...1116 Suenaga Takatsu ku Kawasaki 213 8502 Japan Mar 2009 Printed in Japan ...

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