Fujitsu ACUH09LUAS1 Service Manual
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AIR CONDITIONER
Cassette type
INDOOR
OUTDOOR
SERVICE MANUAL
ACUH09LUAS1
ACUH12LUAS1
ACUH18LUAS1
AOUH09LUAS1
AOUH12LUAS1
AOUH18LUAS1
SR_AU021EF_02
2021.04.26
Table of Contents
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Summary of Contents for Fujitsu ACUH09LUAS1

  • Page 1 AIR CONDITIONER Cassette type SERVICE MANUAL INDOOR ACUH09LUAS1 ACUH12LUAS1 ACUH18LUAS1 OUTDOOR AOUH09LUAS1 AOUH12LUAS1 AOUH18LUAS1 SR_AU021EF_02 2021.04.26...
  • Page 2 • Product specifications and design are subject to change without notice for future improvement. • For further details, please check with our authorized dealer. Trademarks ™ FGLair is trademark of Fujitsu General Limited in the United States, other countries or both. ™ Google Play is trademark of Google Inc. ®...
  • Page 3 CONTENTS 1. GENERAL INFORMATION 2. TECHNICAL DATA AND PARTS LIST 3. TROUBLESHOOTING 4. CONTROL AND FUNCTIONS 5. FILED WORKING...
  • Page 5 1. GENERAL INFORMATION 2021.04.02 SR_CH01_AU021EF_01...
  • Page 6 CONTENTS 1. GENERAL INFORMATION 1. Specifications....................01-1 1-1. Indoor unit ........................01-1 1-2. Outdoor unit........................01-3 2. Dimensions....................01-4 2-1. Indoor unit ........................01-4 2-2. Outdoor unit........................01-6...
  • Page 7 1. Specifications 1-1. Indoor unit Cassette Type Inverter heat pump Model name ACUH09LUAS1 ACUH12LUAS1 ACUH18LUAS1 Power supply 208/230 V ~ 60 Hz Available voltage range 187—253 V k→ 2.64 3.52 5.02 Rated Btu/h 9,000 12,000 17,100 Cooling Cooling k→ 0.90—3.20 0.90—4.00...
  • Page 8 Cassette Type Inverter heat pump Model name ACUH09LUAS1 ACUH12LUAS1 ACUH18LUAS1 NOTES: • Specifications are based on the following conditions: – Cooling: Indoor temperature of 80 °FDB (26.67 °CDB) /67 °F→B (19.44 °C→B), and outdoor temperature of 95 °FDB (35 °CDB) / 75 °F→B (23.9 °C→B).
  • Page 9 1-2. Outdoor unit Type Inverter heat pump Model name AOUH09LUAS1 AOUH12LUAS1 AOUH18LUAS1 Power supply 208/230 V ~ 60 Hz Power supply intake Outdoor unit Available voltage range 187—253 V Starting current Cooling 1,171 (1,990) 1,395 (2,370) Airflow rate 906 (1,540) CFM (m Heating 1,089 (1,850)
  • Page 10 2. Dimensions 2-1. Indoor unit ¢ Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1 Unit: in (mm) Grid type grille 20-7/8 (530) 24-7/16 (620) Hanging bolt position IR receiver 2-15/16 (75) View A Drain hose 1-3/5 11-1/4 11-1/4 5-5/16 9-13/16 (40) (285) (285)
  • Page 11 ¢ Installation space requirement Unit: in (mm) Strong and durable ceiling 11 (262) or more 40 (1,000) 40 (1,000) or more or more 99 (2,500) or more Obstruction Floor Maximum height from floor to ceiling [Unit: in (mm)] Standard 107 (2,700) High ceiling 119 (3,000) 3-way direction setting:...
  • Page 12 2-2. Outdoor unit ¢ Models: AOUH09LUAS1 Unit: in (mm) 4-M10 hole 22-13/16 (580) 4-5/16 (109) Pitch of bolts for installation Top view 3/4 (19) 31-7/16 (799) 2-11/16 (68) 1/2 (13) 11-7/16 (290) 1-5/16 (33) 1-3/16 (30) Side view Front view Side view Airflow Hole...
  • Page 13 ¢ Models: AOUH12LUAS1 and AOUH18LUAS1 Unit: in (mm) 4-M10 hole 22-13/16 (580) 4-5/16 (109) Pitch of bolts for installation Top view 3/4 (19) 31-7/16 (799) 2-11/16 (68) 1/2 (13) 11-7/16 (290) 1-5/16 (33) 1-3/16 (30) Side view Front view Side view Airflow Hole Hole...
  • Page 14 - (01-8) - 2-2. Outdoor unit 2. Dimensions...
  • Page 15 2. TECHNICAL DATA AND PARTS LIST 2021.04.02 SR_CH02_AU021EF_01...
  • Page 16 1. Precautions....................02-1 2. Cassette grille (optional part) parts list.............02-2 2-1. Model: UTG-CCGFGA....................02-2 3. Indoor unit parts list..................02-4 3-1. Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1........02-4 4. Outdoor unit parts list.................02-8 4-1. Model: AOUH09LUAS1 ....................02-8 4-2. Models: AOUH12LUAS1 and AOUH18LUAS1.............02-12 5. Accessories ....................02-16 5-1.
  • Page 17 • Service parts information and design are subject to change without notice for product improve- ment. • For the latest information of the service parts, refer to our Service Portal. https://fujitsu-general.force.com/portal/ • Precise figure of the service parts listed in this manual may differ from the actual service parts. - (02-1) -...
  • Page 18 2. Cassette grille (optional part) parts list 2-1. Model: UTG-CCGFGA ¢ Overall - (02-2) - 2-1. Model: UTG-CCGFGA 2. Cassette grille (optional part) parts list...
  • Page 19 Item no. Part no. Part name Service part 9377760043 Flap total assy ♦ 9377759047 Flap assy B ♦ 9375727048 Flap assy A ♦ 9375746018 Motor holder assy B ♦ 9900139087 Step motor (with Red connector) ♦ 9375530013 Panel cover ♦ 9711310002 Indicator PCB ♦...
  • Page 20 3. Indoor unit parts list 3-1. Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1 ¢ Chassis and PC boards - (02-4) - 3-1. Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1 3. Indoor unit parts list...
  • Page 21 — 9710703027 ♦ (CN205 on Power supply PCB—Terminal 3P) →ire with connector — 9711278012 ♦ (CN520 on Power supply PCB—DC fan motor) — →ire holder — - (02-5) - 3-1. Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1 3. Indoor unit parts list...
  • Page 22 ¢ Fan and evaporator - (02-6) - 3-1. Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1 3. Indoor unit parts list...
  • Page 23 — — Motor wire holder — — Cabinet A sub assy — — Separate wall — — Evaporator holder — — Cabinet B sub assy — - (02-7) - 3-1. Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1 3. Indoor unit parts list...
  • Page 24 4. Outdoor unit parts list 4-1. Model: AOUH09LUAS1 ¢ Exterior parts and chassis - (02-8) - 4-1. Model: AOUH09LUAS1 4. Outdoor unit parts list...
  • Page 25 Item no. Part no. Part name Service part 9323834132 Heat exchanger unit ♦ 9377840004 Protective net ♦ 9322556028 Top panel assy ♦ 9322138002 Thermistor holder ♦ 9900984014 Thermistor (Heat exchanger) ♦ 313728262708 Thermistor spring A ♦ 9300089012 Thermistor spring ♦ 9900935047 Thermistor assy (Discharge temp.) ♦...
  • Page 26 ¢ Compressor - (02-10) - 4-1. Model: AOUH09LUAS1 4. Outdoor unit parts list...
  • Page 27 Item no. Part no. Part name Service part 9323825192 Compressor unit ♦ 9322444011 4-way valve assy ♦ 9970110160 Solenoid ♦ 9970173028 Expansion valve coil ♦ 9322463029 Pulse motor valve assy ♦ 9322474001 2-way valve assy ♦ 9322475008 3-way valve assy ♦...
  • Page 28 4-2. Models: AOUH12LUAS1 and AOUH18LUAS1 ¢ Exterior parts and chassis - (02-12) - 4-2. Models: AOUH12LUAS1 and AOUH18LUAS1 4. Outdoor unit parts list...
  • Page 29 Item no. Part no. Part name Service part 9323834194 Heat exchanger unit (12 model) ♦ 9323834330 Heat exchanger unit (18 model) ♦ 9377854001 Protective net assy ♦ 9322556028 Top panel assy ♦ 9322327000 Thermistor holder ♦ 9900984014 Thermistor (Heat exchanger) ♦...
  • Page 30 ¢ Compressor - (02-14) - 4-2. Models: AOUH12LUAS1 and AOUH18LUAS1 4. Outdoor unit parts list...
  • Page 31 Item no. Part no. Part name Service part 9323825208 Compressor unit (12 model) ♦ 9323825215 Compressor unit (18 model) ♦ 9322446015 4-way valve assy ♦ 9970194023 Solenoid ♦ 9970173028 Expansion valve coil ♦ 9322463029 Pulse motor valve assy ♦ 9322474001 2-way valve assy ♦...
  • Page 32 5. Accessories 5-1. Indoor unit ¢ Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1 Part name Exterior Q’ty Part name Exterior Q’ty Operating manual Drain hose insulation Installation manual Hose band Coupler heat insulation Template (Carton top) (large) Special nut A Coupler heat insulation...
  • Page 33 6. Optional parts 6-1. Indoor unit ¢ Controllers Exterior Part name Model name Summary Easy finger touch operation with LCD Office Fri 10:00AM Mode Set Temp. →ired remote panel. Backlit LCD enables easy Cool 80°F Custom Auto UT↔-RNRUZ* Auto 74°F Heat controller operation in a dark room.
  • Page 34 ¢ Others Exterior Part name Model name Summary Use to connect with various peripheral External devices and air conditioner PCB. UT↔-↓→Z↓ZG connect kit For control output port. Air outlet shutter Installed at the air outlet when 3- UTR-↔DZB plate directions mode is performed. By attaching Fresh-air intake kit to the indoor unit, it can be taken in fresh air of up to 10% of “high”...
  • Page 35 Exterior Part name Model name Summary This converter can control Fujitsu Thermostat UT↔-TTR↓ General products using a third-party converter thermostat controller. Air conditioner switching can be External switch UT↔-TER↓ controlled by connecting other external controller sensor switches. - (02-19) - 6-1.
  • Page 36 7. Refrigerant system diagrams 7-1. Models: AOUH09LUAS1 Heat exchanger 3-way (INDOOR) valve 2-way Muffler valve Muffler 4-way valve Strainer Expansion valve Heat exchanger Strainer (OUTDOOR) Cooling Heating : Thermistor (Discharge temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Heat exchanger middle temperature) : Thermistor (Room temperature) : Thermistor (Pipe temperature)
  • Page 37 7-2. Models: AOUH12LUAS1 and AOUH18LUAS1 Heat exchanger 3-way (INDOOR) valve 2-way Muffler valve Muffler 4-way valve Strainer Expansion valve Accumulator Heat exchanger Strainer (OUTDOOR) Cooling Heating : Thermistor (Compressor temperature) : Thermistor (Discharge temperature) : Thermistor (Outdoor temperature) : Thermistor (Heat exchanger middle temperature) : Thermistor (Heat exchanger out temperature) : Thermistor (Room temperature) : Thermistor (Pipe temperature)
  • Page 38 8. Wiring diagrams 8-1. Indoor unit ¢ Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1 - (02-22) - 8-1. Indoor unit 8. →iring diagrams...
  • Page 39 8-2. Outdoor unit ¢ Model: AOUH09LUAS1 - (02-23) - 8-2. Outdoor unit 8. →iring diagrams...
  • Page 40 ¢ Models: AOUH12LUAS1 and AOUH18LUAS1 - (02-24) - 8-2. Outdoor unit 8. →iring diagrams...
  • Page 41 9. PC board diagrams 9-1. Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1 CONTROL UNIT CN8 Thermistor Characteristics. Temperature 09 model: EZ-02013HSE 12 model: EZ-02014HSE 18 model: EZ-02015HSE ( 32  ) ( 68  ) ( 86  ) Thermistor 33.62 k 12.54 k 8.04 k Thermistor ( Room temp. ) 1.15 V...
  • Page 42 9-2. Models: AOUH09LUAS1 INVERTER ASSEMBLY 09 model : EZ-0200WHUE EMI FILTER TR-28-16-13 3 TURNS UL3271 AWG16 W400 REACTOR UL3271 AWG16 13mH 8A W401 WHITE WHITE COMPRESSOR UL3271 EMI FILTER EMI FILTER AWG16 Winding Resistance GRFC-8 GRFC-8 W402 BLACK BLACK TO INDOOR UNIT 1 TURN 1 TURN UL1015...
  • Page 43 9-3. Models: AOUH12LUAS1 and AOUH18LUAS1 INVERTER ASSEMBLY 12 model : EZ-0200HHUE 18 model : EZ-0200YHUE EMI FILTER KRFC-13 2 TURNS UL3271 AWG16 W400 UL3271 AWG16 W401 WHITE WHITE COMPRESSOR UL3271 EMI FILTER EMI FILTER AWG16 Winding Resistance KRFC-13 KRFC-13 W402 BLACK BLACK TO INDOOR UNIT...
  • Page 44 - (02-28) - 9-3. Models: AOUH12LUAS1 and AOUH18LUAS1 9. PC board diagrams...
  • Page 45 3. TROUBLESHOOTING 2021.04.26 SR_CH03_AU021EF_01...
  • Page 46 CONTENTS 3. TROUBLESHOOTING 1. Error code ....................03-1 1-1. How to check the error memory..................03-1 1-2. How to erase the error memory ..................03-1 1-3. Error code table (→ired remote controller)..............03-2 2. Troubleshooting with error code ...............03-3 2-1. E: 11. Serial communication error (Serial reverse transfer error) (Outdoor unit).....03-3 2-2.
  • Page 47: Table Of Contents

    CONTENTS (continued) 4. Service parts information .................03-44 4-1. Compressor........................03-44 4-2. Inverter compressor......................03-45 4-3. Outdoor unit Electronic Expansion Valve (EEV) ............03-48 4-4. Indoor unit fan motor ....................03-50 4-5. Outdoor unit fan motor....................03-51 5. Thermistor resistance values..............03-53 5-1. Indoor unit ........................03-53 5-2. Outdoor unit........................03-54...
  • Page 49 1. Error code →hen a problem occurs in the system or the connected device, the error content is notified by dis- playing the code. NOTE: This function is only available in a system with indoor or IR receiver units equipped with LED lamps to indicate the error content.
  • Page 50 1-3. Error code table (Wired remote controller) The operation, timer, and economy indicators operate according to the error contents. For confirmation of the error contents, refer the flashing pattern as follows. Wired remote Error contents controller display E: 11. Serial communication error (Serial reverse transfer error) (Outdoor unit) E: 11.
  • Page 51: E: 11. Serial Communication Error (Serial Reverse Transfer Error) (Outdoor Unit)

    2. Troubleshooting with error code 2-1. E: 11. Serial communication error (Serial reverse transfer error) (Outdoor unit) →ired remote Indicator Error code E: 11 controller Main PCB →hen the indoor unit cannot receive the serial signal from outdoor unit more than 2 minutes after power on, Detective actuator Outdoor unit or the indoor unit cannot receive the serial signal more...
  • Page 52 Check point 4. Check serial signal (Reverse transfer signal) Check serial signal (Reverse transfer signal) BLACK WHITE BLACK WHITE • Check if indicated value swings between AC 90 V and AC 270 V at the outdoor unit terminal 1 —3. •...
  • Page 53: E: 11. Serial Communication Error (Serial Forward Transfer Error) (Indoor Unit)

    2-2. E: 11. Serial communication error (Serial forward transfer error) (Indoor unit) →ired remote Indicator Error code E: 11 controller Main PCB Indoor unit →hen the outdoor unit cannot properly receive the serial Detective actuator Fan motor signal from indoor unit for 10 seconds or more. Outdoor unit Main PCB Connection failure...
  • Page 54 Check point 4. Check serial signal (Forward transfer signal) Check serial signal (Forward transfer signal) BLACK WHITE BLACK WHITE • Check if indicated value swings between AC 30 V and AC 130 V at outdoor unit terminal 2—3. • If it is abnormal, replace main PCB. Check point 1-2.
  • Page 55: E: 12. →Ired Remote Controller Communication Error (Indoor Unit)

    2-3. E: 12. Wired remote controller communication error (Indoor unit) →ired remote Indicator Error code E: 12 controller Indoor unit Main PCB →hen the indoor unit cannot receive the signal from wired remote controller more than following time during normal operation. Detective actuator →ired remote control •...
  • Page 56: E: 18. External Communication Error (Indoor Unit)

    2-4. E: 18. External communication error (Indoor unit) →ired remote Indicator Error code E: 18 controller External After receiving a signal from the external input and Detective actuator Indoor unit communication output PCB, the same signal has not been received for error 15 seconds.
  • Page 57: E: 23. Combination Error (Outdoor Unit)

    2-5. E: 23. Combination error (Outdoor unit) →ired remote Indicator Error code E: 23 controller • The outdoor unit receives the serial signal of applied refrigerant information from indoor unit. Detective actuator Indoor unit (→hen the refrigerant type is R410A) •...
  • Page 58: E: 26. Address Setting Error In Wired Remote Controller (Indoor Unit)

    2-6. E: 26. Address setting error in wired remote controller (Indoor unit) →ired remote Indicator Error code E: 26 controller →ired remote controller (2-wire) • →hen the address number set by auto setting and manual setting are mixed in one remote controller group Detective actuator Indoor unit controller PCB...
  • Page 59: E: 29. Connected Unit Number Error (Indoor Unit)

    2-7. E: 29. Connected unit number error (Indoor unit) →ired remote Indicator Error code E: 29 controller →ired remote controller (2-wire) →hen the number of the connected indoor unit exceeds Detective actuator the limitation. Indoor unit main PCB →rong wiring of indoor unit or remote controller Number of indoor unit or remote controller in remote Forecast of cause controller group...
  • Page 60: E: 32. Indoor Unit Main Pcb Error (Indoor Unit)

    2-8. E: 32. Indoor unit main PCB error (Indoor unit) →ired remote Indicator Error code E: 32 controller →hen power is on and there is some below case. Detective actuator Indoor unit main PCB 1. →hen model information of EEPROM is incorrect. 2.
  • Page 61: E: 33. Indoor Unit Motor Electricity Consumption Detection Error (Indoor Unit)

    2-9. E: 33. Indoor unit motor electricity consumption detection error (Indoor unit) →ired remote Indicator Error code E: 33 controller Indoor unit motor electricity →hen the voltage value or the current value of the motor Detective actuator consumption detection go beyond the limits Fan motor failure Forecast of cause Main PCB failure...
  • Page 62: E: 35. Manual Auto Button Error (Indoor Unit)

    2-10. E: 35. MANUAL AUTO button error (Indoor unit) →ired remote Indicator Error code E: 35 controller Indoor unit controller PCB →hen the MANUAL AUTO button becomes on for Detective actuator Indicator PCB consecutive 60 or more seconds. Manual auto switch MANUAL AUTO button failure Forecast of cause Controller PCB and indicator PCB failure...
  • Page 63: E: 39. Indoor Unit Power Supply Error For Fan Motor (Indoor Unit)

    2-11. E: 39. Indoor unit power supply error for fan motor (Indoor unit) →ired remote Indicator Error code E: 39 controller • →hen a momentary power cut off Detective actuator Indoor unit main PCB • →hen do not start fan motor External cause Forecast of cause Connector connection failure...
  • Page 64 2-12. E: 3A. Indoor unit communication circuit (wired remote controller) error →ired remote Indicator Error code E: 3A controller →ired remote controller (2-wire) Detect the communication error of microcomputer and Detective actuator communication PCB. Indoor unit controller PCB circuit Communication PCB defective Forecast of cause Indoor unit main PCB defective Check point 1.
  • Page 65: E: 41. Room Temperature Sensor Error (Indoor Unit)

    2-13. E: 41. Room temperature sensor error (Indoor unit) →ired remote Indicator Error code E: 41 controller Indoor unit main PCB Room temperature thermistor is open or short is Detective actuator detected always. Room temperature thermistor Connector failure Forecast of cause Thermistor failure Main PCB failure Check point 1.
  • Page 66: E: 42. Indoor Unit Heat Exchanger Sensor Error (Indoor Unit)

    2-14. E: 42. Indoor unit heat exchanger sensor error (Indoor unit) →ired remote Indicator Error code E: 42 controller Indoor unit main PCB →hen heat exchanger temperature thermistor open or Detective actuator Heat exchanger temperature short circuit is detected. thermistor Connector connection failure Forecast of cause Thermistor failure...
  • Page 67: E: 51. Indoor Unit Fan Motor Error (Indoor Unit)

    2-15. E: 51. Indoor unit fan motor error (Indoor unit) →ired remote Indicator Error code E: 51 controller main PCB →hen the condition that actual frequency of indoor fan is Detective actuator Indoor unit below 1/3 of target frequency is continued more than 56 Fan motor seconds.
  • Page 68: E: 53. Drain Pump Error (Indoor Unit)

    2-16. E: 53. Drain pump error (Indoor unit) →ired remote Indicator Error code E: 53 controller Indoor unit main PCB Detective actuator →hen Float switch is ON for more than 3 minutes. Float switch Float switch failure Shorted connector/wire failure Forecast of cause Main PCB failure Drain pump failure...
  • Page 69: E: 62. Outdoor Unit Main Pcb Error (Outdoor Unit)

    2-17. E: 62. Outdoor unit main PCB error (Outdoor unit) →ired remote Indicator Error code E: 62 controller Access to EEPROM failed due to some cause after Detective actuator Outdoor unit Main PCB outdoor unit started. External cause (Noise, temporary open, voltage drop) Forecast of cause Main PCB failure Check point 1.
  • Page 70: E: 63. Inverter Error (Outdoor Unit)

    2-18. E: 63. Inverter error (Outdoor unit) →ired remote Indicator Error code E: 63 controller Detective actuator Outdoor unit Inverter PCB Error information received from inverter PCB Forecast of cause External cause Power supply to inverter PCB wiring disconnection or open Inverter PCB failure Check point 1.
  • Page 71: E: 64. Pfc Circuit Error (Outdoor Unit)

    2-19. E: 64. PFC circuit error (Outdoor unit) →ired remote Indicator Error code E: 64 controller • →hen inverter input DC voltage is higher than 415 V for over 3 seconds, the compressor stops. Detective actuator Outdoor unit Main PCB •...
  • Page 72: E: 65. Ipm Error (Outdoor Unit)

    2-20. E: 65. IPM error (Outdoor unit) Main PCB 1. →hen more than normal operating current to IPM in main PCB flows, the compressor stops. 2. After the compressor restarts, if the same operation Detective actuator Outdoor unit is repeated within 40 seconds, the compressor Compressor stops again.
  • Page 73 Check point 4. Check compressor Check compressor. (Refer to inverter compressor in "Service parts information".) Check point 5. Replace main PCB If Check point 1 to 4 do not improve the symptom, change main PCB. - (03-25) - 2-20. E: 65. IPM error (Outdoor unit) 2.
  • Page 74: E: 71. Discharge Thermistor Error (Outdoor Unit)

    2-21. E: 71. Discharge thermistor error (Outdoor unit) →ired remote Indicator Error code E: 71 controller Outdoor unit main PCB →hen discharge pipe temperature thermistor open or Detective actuator short circuit is detected at power on or while running the Discharge pipe temperature compressor thermistor...
  • Page 75: E: 73. Outdoor Unit Heat Exchanger Thermistor Error (Outdoor Unit)

    2-22. E: 73. Outdoor unit heat exchanger thermistor error (Outdoor unit) →ired remote Indicator Error code E: 73 controller Outdoor unit main PCB →hen heat exchanger temperature thermistor open or Detective actuator short circuit is detected at power on or while running the Heat exchanger temperature compressor thermistor...
  • Page 76: E: 74. Outdoor Temperature Thermistor Error (Outdoor Unit)

    2-23. E: 74. Outdoor temperature thermistor error (Outdoor unit) →ired remote Indicator Error code E: 74 controller Outdoor unit main PCB →hen outdoor temperature thermistor open or short Detective actuator circuit is detected at power on or while running the Outdoor temperature thermistor compressor Connector failure...
  • Page 77: E: 84. Current Sensor Error (Outdoor Unit)

    2-24. E: 84. Current sensor error (Outdoor unit) →ired remote Indicator Error code E: 84 controller →hen input current sensor has detected 0 A, while inverter compressor is operating at higher than 56 rps, Detective actuator Outdoor unit main PCB after 1 minute upon starting the compressor.
  • Page 78: E: 94. Trip Detection (Outdoor Unit)

    2-25. E: 94. Trip detection (Outdoor unit) →ired remote Indicator Error code E: 94 controller Main PCB Protection stop by over-current generation after inverter compressor start processing completed generated consecutively 10 times. Detective actuator Outdoor unit Compressor NOTE: The number of generations is reset when the compressor starts up.
  • Page 79: E: 95. Compressor Motor Control Error (Outdoor Unit)

    2-26. E: 95. Compressor motor control error (Outdoor unit) →ired remote Indicator Error code E: 95 controller Main PCB 1. →hen running the compressor, if the detected rotor location is out of phase with actual rotor location more than 90°, the compressor stops. 2.
  • Page 80: E: 97. Outdoor Unit Fan Motor Error (Outdoor Unit)

    2-27. E: 97. Outdoor unit fan motor error (Outdoor unit) →ired remote Indicator Error code E: 97 controller Main PCB 1. →hen outdoor fan rotation speed is less than 100 rpm in 20 seconds after fan motor starts, fan motor stops.
  • Page 81: E: 99. 4-Way Valve Error (Outdoor Unit)

    2-28. E: 99. 4-way valve error (Outdoor unit) →ired remote Indicator Error code E: 99 controller Indoor unit main PCB →hen the indoor heat exchanger temperature is compared with the room temperature, and either Heat exchanger temperature following condition is detected continuously two times, thermistor the compressor stops.
  • Page 82 Check point 3. Check the solenoid coil and 4-way valve Solenoid coil • Remove P60 from PCB and check the resistance value of coil. Resistance value is about 2.085 kΩ (for 09 model) or 1.97 kΩ (for 12/18 models) (at 68 °F (20 °C)). If it is open or abnormal resistance value, replace solenoid coil.
  • Page 83 2-29. E: A1. Discharge temperature error (Outdoor unit) →ired remote Indicator Error code E: A1 controller Outdoor unit main PCB Protection stop by discharge temperature ≥ 230 °F Detective actuator (110 °C) during compressor operation generated 2 times Discharge temperature thermistor within 24 hours.
  • Page 84 Check point 5. Check the refrigerant amount Check the refrigerant leakage. Check point 6. Replace main PCB If check point 1 to 5 do not improve the symptom, replace the main PCB. - (03-36) - 2-29. E: A1. Discharge temperature error (Outdoor unit) 2.
  • Page 85 3. Troubleshooting without error code 3-1. Indoor unit—No power Power supply failure Forecast of cause External cause Electrical components defective Check point 1. Check installation condition • Isn’t the breaker down? • Check loose or removed connection cable. -> If abnormal condition is found, correct it by referring to the installation manual or the “DESIGN & TECHNICAL MANUAL”.
  • Page 86 3-2. Outdoor unit—No power Power supply failure Forecast of cause External cause Electrical components defective Check point 1. Check installation condition • Is the circuit breaker on or off? • Check loose or removed connection cable. If abnormal condition is found, correct it by referring to the installation manual or the “DESIGN & TECHNICAL MANUAL”.
  • Page 87 3-3. No operation (Power is on) Setting/ Connection failure Forecast of cause External cause Electrical components defective Check point 1. Check indoor and outdoor installation condition • Indoor unit: – Check incorrect wiring between indoor unit and remote controller. – Check if there is an open cable connection.
  • Page 88 3-4. No cooling/No heating Indoor unit error Outdoor unit error Forecast of cause Effect by surrounding environment Connection pipe/Connection wire failure Refrigeration cycle failure Check point 1. Check Indoor unit • Does Indoor unit fan run in the HIGH mode? •...
  • Page 89 NOTES: • Strainer normally does not have temperature difference between inlet and outlet as shown be- low. Pipe (In) Pipe (Out) • If there is a difference like shown below, there is a possibility of inside clogged. In this case, re- place the strainer.
  • Page 90 3-5. Abnormal noise Abnormal installation (indoor unit/outdoor unit) Forecast of cause Fan failure (indoor unit/outdoor unit) Compressor failure (outdoor) Diagnosis method when abnormal noise is occurred Abnormal noise is coming from Outdoor Abnormal noise is coming from Indoor unit. unit. (Check and correct followings) (Check and correct followings) •...
  • Page 91 3-6. Water leaking Erroneous installation Forecast of cause Drain hose failure Diagnosis method when water is spitting Diagnosis method when water leak occurs • Is main unit installed in stable condi- tion? Is the filter clogged? • Is main unit broken or deformed at the time of transportation or maintenance? MPa MPa •...
  • Page 92: Service Parts Information

    4. Service parts information 4-1. Compressor Diagnosis method of compressor (If outdoor unit LED displays error, refer to troubleshooting) Does not start up Stops soon after starting up Abnormal noise Check if vibration noise by Is there open or loose con- Is there open or loose con- loose bolt or contact noise of nection cable?
  • Page 93: Inverter Compressor

    4-2. Inverter compressor ¢ Model: AOUH09LUAS1 Check point 1. Check connection • Check terminal connection of compressor (loose or incorrect wiring) C (W) S(V) (BLACK) (WHITE) Main PCB R(U) (RED) • Check terminal connection of main PCB (loose or incorrect wiring) Main PCB W400(U) W401(V) W402(W)
  • Page 94 Check point 3. Replace inverter PCB If check point 1 to 2 do not improve the symptom, replace main PCB. - (03-46) - 4-2. Inverter compressor 4. Service parts information...
  • Page 95 ¢ Models: AOUH12LUAS1 and AOUH18LUAS1 Check point 1. Check connection Check terminal connection of compressor. (loose or incorrect wiring) Terminal cover opened T(W) (BLACK) S(V) R(U) (WHITE) (RED) Check point 2. Check winding resistance Check winding resistance of each terminal. Resistance value: 1.916 ±8 % Ω...
  • Page 96: Outdoor Unit Electronic Expansion Valve (Eev)

    4-3. Outdoor unit Electronic Expansion Valve (EEV) ¢ Models: AOUH09LUAS1, AOUH12LUAS1, and AOUH18LUAS1 Check point 1. Check connections Check connection of connector. (Loose connector or open cable) NOTE: For details of wiring diagram, refer to "→iring diagrams" in Chapter 2. TECHNICAL DATA AND PARTS LIST on page 02-22.
  • Page 97 Check point 6. Check strainer • Strainer normally does not have temperature difference between inlet and outlet as shown be- low. Pipe (In) Pipe (Out) • If there is a difference like shown below, there is a possibility of inside clogged. In this case, replace the strainer.
  • Page 98: Indoor Unit Fan Motor

    4-4. Indoor unit fan motor ¢ Models: ACUH09LUAS1, ACUH12LUAS1, and ACUH18LUAS1 Check point 1. Check rotation of fan 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.
  • Page 99: Outdoor Unit Fan Motor

    4-5. Outdoor unit fan motor ¢ Model: AOUH09LUAS1 Check point 1. Check rotation of fan 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 point 2.
  • Page 100 ¢ Models: AOUH12LUAS1 and AOUH18LUAS1 Check point 1. Check rotation of fan 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 point 2. Check resistance of outdoor fan motor Refer to below.
  • Page 101: Thermistor Resistance Values

    5. Thermistor resistance values 5-1. Indoor unit ¢ Room temperature thermistor Temperature °F (°C) Resistance (kΩ) Voltage (V) 14.0 (-10.0) 58.25 0.73 23.0 (-5.0) 44.03 0.93 32.0 (0.0) 33.62 1.15 41.0 (5.0) 25.92 1.39 50.0 (10.0) 20.17 1.66 59.0 (15.0) 15.84 1.94 68.0 (20.0)
  • Page 102: Outdoor Unit

    5-2. Outdoor unit ¢ Discharge temperature thermistor Temperature °F (°C) Resistance (kΩ) Voltage (V) -22.0 (-30.0) 1,013.11 0.06 -12.0 (-25.0) 729.09 0.09 -4.0 (-20.0) 531.56 0.12 5.0 (-15.0) 392.31 0.16 14.0 (-10.0) 292.91 0.21 23.0 (-5.0) 221.09 0.28 32.0 (0.0) 168.60 0.36 41.0 (5.0)
  • Page 103 ¢ Compressor temperature thermistor Temperature °F (°C) Resistance (kΩ) Voltage (V) -22.0 (-30.0) 1,013.11 0.06 -12.0 (-25.0) 729.09 0.09 -4.0 (-20.0) 531.56 0.12 5.0 (-15.0) 392.31 0.16 14.0 (-10.0) 292.91 0.21 23.0 (-5.0) 221.09 0.28 32.0 (0.0) 168.60 0.36 41.0 (5.0) 129.84 0.46 50.0 (10.0)
  • Page 104 ¢ Heat exchanger temperature thermistor Temperature °F (°C) Resistance (kΩ) Voltage (V) -22.0 (-30.0) 95.58 0.24 -12.0 (-25.0) 68.90 0.32 -4.0 (-20.0) 50.31 0.43 5.0 (-15.0) 37.19 0.57 14.0 (-10.0) 27.81 0.73 23.0 (-5.0) 21.02 0.92 32.0 (0.0) 16.05 1.14 41.0 (5.0) 12.38 1.39...
  • Page 105 4. CONTROL AND FUNCTIONS 2021.04.26 SR_CH04_AU021EF_01...
  • Page 106 CONTENTS 4. CONTROL AND FUNCTIONS 1. Compressor frequency control..............04-1 1-1. Cooling operation ......................04-1 1-2. Heating operation ......................04-3 1-3. Dry operation ........................04-4 1-4. Compressor frequency at normal start-up ..............04-5 1-5. Compressor frequency limitation by outdoor temperature ..........04-6 2. Auto changeover operation................04-8 3.
  • Page 107: Compressor Frequency Control

    However, the maximum frequency is limited in the range shown in the figure below based on the indoor fan mode and the outdoor temperature. • Compressor frequency range Unit: rps Model name Minimum frequency Maximum frequency ACUH09LUAS1 ACUH12LUAS1 ACUH18LUAS1 - (04-1) - 1-1. Cooling operation 1. Compressor frequency control...
  • Page 108 Unit: rps Outdoor Indoor unit fan mode Model name temperature HIGH QUIET zone A zone B zone C zone ACUH09LUAS1 D zone E zone F zone A zone B zone C zone ACUH12LUAS1 D zone E zone F zone A zone...
  • Page 109: Heating Operation

    • Compressor frequency range Unit: rps Model name Minimum frequency Maximum frequency ACUH09LUAS1 ACUH12LUAS1 ACUH18LUAS1 • Limit of maximum speed based on outdoor temperature In heating operation, maximum frequency is defined by outdoor temperature and fan mode. Outdoor...
  • Page 110: Dry Operation

    Zone is defined by set temperature and room temperature. • Compressor frequency range Unit: rps Model name Outdoor temperature zone Operating frequency ↓ zone ACUH09LUAS1 J zone ↔ zone ↓ zone ACUH12LUAS1 J zone ACUH18LUAS1 ↔ zone •...
  • Page 111: Compressor Frequency At Normal Start-Up

    1-4. Compressor frequency at normal start-up ¢ Model: AOUH09LUAS1 Compressor frequency soon after starting is controlled as below. Frequency VII Frequency VI Frequency V Frequency IV Frequency III Frequency II Frequency I Time 1 Time 2 Time 3 Time 4 Time 5 Time 6 Time 7...
  • Page 112: Compressor Frequency Limitation By Outdoor Temperature

    1-5. Compressor frequency limitation by outdoor temperature The minimum compressor frequency is limited by outdoor temperature as below. • Cooling/Dry mode F zone 100.4°F (38°C) E zone 66.2°F (19°C) D zone 50.0°F (10°C) C zone 32.0°F (0°C) B zone 14.0°F (-10°C) A zone Limitation of compressor...
  • Page 113 • Heating mode F zone 66.2°F (19°C) E zone 41.0°F (5°C) D zone 32.0°F (0°C) C zone 5.0°F (-15°C) B zone -13.0°F (-25°C) A zone Limitation of compressor Model name Outdoor temperature zone frequency A zone 37 rps B zone 37 rps C zone 36 rps...
  • Page 114: Auto Changeover Operation

    2. Auto changeover operation →hen the air conditioner is set to AUTO mode by remote controller, operation starts in the optimum mode from among heating, cooling, dry and monitoring modes. During operation, the optimum mode is automatically switched in accordance with temperature changes. The temperature can be set be- tween 64.4°F (18°C) and 86.0°F (30°C) in 1.8°F (1.0°C) steps.
  • Page 115 Operation flow chart Start Ts: Setting temperarure Monitor mode Room temp. > Ts+3.6°F(2°C)? Room temp. < Ts-3.6°F(2°C)? Middle zone Auto change over is second or more? Operation mode before the monitor mode is cooling mode? Operation mode of Heating operation Cooling operation outdoor unit: Cooling? Thermostat remains...
  • Page 116: Fan Control

    3. Fan control Tr: Room temperature Ts: Setting temperature 3-1. Indoor fan control ¢ Fan speed Indoor fan speed is defined as below. Speed (rpm) Operation mode Fan mode ACUH09LUAS1 ACUH12LUAS1 ACUH18LUAS1 HIGH MED+ LO→ Heating QUIET Cool air prevention S-LO→...
  • Page 117 ¢ Dry operation During dry operation, fan speed setting can not be changed as shown in “Fan speed” above. ¢ Heating operation Switch the airflow AUTO, and the indoor fan motor will run according to a room temperature, as be- low.
  • Page 118 • MIN. HEAT operation Indoor heat exchanger Indoor heat exchanger temperature rises temperature drops AUTO 102.2°F (39°C) 93.2°F (34°C) ¢ Moisture return prevention control (cooling and dry mode) Switch the airflow AUTO at cooling mode, and the indoor fan motor will run as shown below. Compressor Indoor fan setting airflow...
  • Page 119: Outdoor Fan Control

    3-2. Outdoor fan control ¢ Outdoor fan motor This outdoor unit has a DC fan motor. (Control method is different between AC and DC motors.) ¢ Fan speed  Model: AOUH09LUAS1 Fan speed is defined by outdoor temperature and compressor frequency. •...
  • Page 120  Model: AOUH12LUAS1 Fan speed is defined by outdoor temperature and compressor frequency. • Outside air temperature zone selection Outside air Outside air temperature rises temperature drops Y zone 69.8°F ( 21°C) 66.2 °F Z zone (19°C) 53.6°F ( 12°C) 50.0 °F F zone...
  • Page 121  Model: AOUH18LUAS1 Fan speed is defined by outdoor temperature and compressor frequency. • Outside air temperature zone selection Outside air Outside air temperature rises temperature drops Y zone 69.8°F ( 21°C) 66.2 °F Z zone (19°C) 53.6°F ( 12°C) 50.0 °F F zone...
  • Page 122: Louver Control

    4. Louver control 4-1. Individual louver control To independently can be set the airflow pattern of each louver as follows: This function is given priority to overall louver control. But this function is release during the following operation. • Cold air prevention control •...
  • Page 123: Swing Operation

    4-3. Swing operation • To select vertical airflow swing operation →hen the swing signal is received, the vertical airflow direction louver starts to swing. – Swinging range • Cooling mode/dry mode/fan mode: 1 • Heating mode: 1 – →hen the indoor fan is S-LO→ or stop mode, the swing operation is interrupted and it stops at either upper end or bottom end.
  • Page 124: Timer Operation Control

    5. Timer operation control 5-1. Wireless remote control On/Off timer Program timer Sleep timer Weekly timer ○ ○ ○ — ¢ On/Off timer • Off timer: →hen the clock reaches the set timer, the air conditioner will be turned off. Operation mode Stop mode Set time of timer...
  • Page 125 ¢ Sleep timer If the sleep timer is set, the room temperature is monitored and the operation is stopped auto- matically. If the operation mode or the set temperature is change after the sleep timer is set, the operation is continued according to the changed setting of the sleep timer from that time on. •...
  • Page 126: Ired Remote Control

    5-2. Wired remote control Temperature set On/Off timer Program timer Sleep timer Weekly timer back timer ○ ○ ○ ○ ○ ¢ On/Off timer • Off timer: →hen the clock reaches the set timer, the air conditioner will be turned off. Operation mode Stop mode Set time of timer...
  • Page 127 ¢ Sleep timer If the sleep timer is set, the room temperature is monitored and the operation is stopped auto- matically. If the operation mode or the set temperature is change after the sleep timer is set, the operation is continued according to the changed setting of the sleep timer from that time on. •...
  • Page 128 ¢ Temperature set back timer • The SET BACK timer only changes the set temperature for 7 days, it cannot be used to start or stop air conditioner operation. • The SET BACK timer can be set to operate up to two times per day but only one temperature setting can be used.
  • Page 129: Defrost Operation Control

    6. Defrost operation control Tn: Outdoor unit heat exchanger temperature Ta: Outdoor temperature Tn10: Temperature at 10 minutes after compressor start Tnb: Temperature before 5 minutes Triggering condition • The defrost operation starts when outdoor unit heat exchanger temperature sensor detects the temperature lower than the values shown below.
  • Page 130: Defrost Operation In Heating Operation Stopped

    – Models: AOUH12LUAS1 and AOUH18LUAS1 • 1st time defrosting after starting operation Compressor integrating Less than 17 min. 17 to 57 min. More than 57 min. operation time Tn ≤ 15.8°F (-9°C) and Condition Does not operate Tn ≤ 23.0°F (-5°C) Tn-Ta ≥...
  • Page 131: Various Control

    7. Various control 7-1. Auto restart →hen the power was interrupted by a power failure etc. during operation, the operation contents at that time are memorized and when the power is recovered, operation is automatically started with the memorized operation contents. Operation contents memorized when the power is interrupted Operation mode Setting temperature...
  • Page 132: Fresh Air Control

    7-4. Fresh air control The fan motor for Fresh Air is operated in synchronization with the indoor fan operation as below. Operation Fan motor (Indoor unit) Stop Operation Fan motor (for Fresh Air) Stop 7-5. Compressor preheating By preheating the compressor, warm airflow is quickly discharged when the operation is started. •...
  • Page 133: External Electrical Heater Control

    7-6. External electrical heater control The external electrical heater is operated as below. When the room Ts: Setting temperature temperature rises Heater : Off -1.8°F (Ts -1°C) -5.4°F (Ts -3°C) Heater : On -18.0°F (Ts -10°C) -21.6°F (Ts -12°C) Heater : Off When the room temperature drops NOTES:...
  • Page 134: Drain Pump Control

    7-8. Drain pump control ¢ Drain control for dehumidification operation  During cooling or dry mode • →hen the compressor starts, the drain pump starts simultaneously. • The drain pump operates continuously for 3 minutes after the compressor is turned off. Compressor Drain pump 3 minutes...
  • Page 135: Prevention To Restart For 3 Minutes (3 Minutes St)

     During heating mode or fan mode and when operation is stopped • Triggering condition Drain pump is turned on at the same time that the float switch is turned on. • Operation details →hen the float switch turns on continuously for 3 minutes, "failure indication" operates. There- after, even if the float switch turns off, the "failure indication"...
  • Page 136: Unit Status Monitoring And The Detected Value Indication

    7-11. Unit status monitoring and the detected value indication The wired remote controller can monitor the indoor and outdoor units' status and display the detect- ed result as a relevant ID. For details of the display method, refer to the Chapter of “Display Sensor Values” in the Installation Manual of →ired remote controller (Touch panel).
  • Page 137 Available Sensor ID Sensor ID Item Unit Remarks 0: Off, 1: On Cooling thermostat On/Off (External NOTE: The value is output even if 00: — output) the function setting or rotary switch is not set. 0: Off, 1: On Requested cooling strength On/Off NOTE: The value is output even if 00: —...
  • Page 138: Various Protections

    8. Various protections 8-1. Discharge gas temperature over-rise prevention control The discharge gas temperature sensor (discharge thermistor: outdoor unit side) detects the dis- charge gas temperature. • →hen the discharge temperature becomes higher than the trigger condition, the compressor fre- quency is decreased as the table below, and it continues to decrease until the discharge tempera- ture becomes lower than the trigger condition.
  • Page 139: Current Release Control

    8-3. Current release control The compressor frequency is controlled so that the outdoor unit input current does not exceeds cur- rent limit value set according to the outdoor temperature. The compressor frequency returns according to the operation mode, when the current becomes low- er than the release value.
  • Page 140: Indoor Unit Fan Motor Over Temperature Protection

    8-4. Indoor unit fan motor over temperature protection →hen satisfy the following conditions, the protection works. • After the 90 seconds from the fan operation, detect less than 300 rpm for 10 seconds. • IPM trip protection works. • Current overload protection works. →hen detecting the above condtion, recheck the condition after 6 minutes.
  • Page 141: High Temperature And High Pressure Release Control

    8-7. High temperature and high pressure release control The compressor is controlled as follows. ¢ Models: AOUH09LUAS1, AOUH12LUAS1, and AOUH18LUAS1 • Cooling mode Indoor unit heat exchanger Indoor unit heat exchanger temperature rises temperature drops 141.8°F (61°C) Zone A 140.0°F (60°C) 138.2°F (59°C) Zone B 129.2°F (54°C)
  • Page 142 - (04-36) - 8-7. High temperature and high pressure release control 8. Various protections...
  • Page 143 5. FILED WORKING 2021.04.26 SR_CH05_AU021EF_01...
  • Page 144 CONTENTS 5. FILED WORKING 1. Function settings ..................05-1 1-1. Function settings on indoor unit..................05-1 1-2. Function settings by using remote controller ..............05-2...
  • Page 145 1. Function settings To adjust the functions of this product according to the installation environment, various types of function settings are available. NOTE: Incorrect settings can cause a product malfunction. 1-1. Function settings on indoor unit By using some components on the PCB, you can change the function settings. ¢...
  • Page 146 1-2. Function settings by using remote controller Some function settings can be changed on the remote controller. After confirming the setting proce- dure and the content of each function setting, select appropriate functions for your installation envi- ronment. ¢ Setting procedure by using remote controller Remote controller is not attached for this product.
  • Page 147 2) Ceiling height (For Compact cassette type only) Select the appropriate ceiling height according to the place of installation. Function number Setting value Setting description Factory setting Standard ♦ High ceiling For the specific height for each setting value, refer to “Installation space” in Chapter "Dimensions" on page 1.
  • Page 148 5) Room temperature control for wired remote controller sensor Depending on the installed environment, correction of the wire remote temperature sensor may be required. Select the appropriate control setting according to the installed environment. To change this setting, set Function 42 to Both “01”. Ensure that the Thermo Sensor icon is displayed on the remote controller screen.
  • Page 149 8) Remote controller custom code (Only for wireless remote controller) The indoor unit custom code can be changed. Select the appropriate custom code. Function number Setting value Setting description Factory setting ♦ 9) External input control "Operation/Stop" mode or "Forced stop" mode can be selected. Function number Setting value Setting description...
  • Page 150 12) Switching functions for external output terminal Functions of the external output terminal can be switched. For details, refer to “External input and output”. Function number Setting value Setting description Factory setting Operation status ♦ 01—04 Cooling thermostat On Heating operation Operation/Stop 07—08 Cooling thermostat On...
  • Page 151 14) Operating temperature switching of external heaters Sets the temperature conditions when the external heater is ON. For details, refer to “External heater output” in Chapter 0-1. "Details of function" on page 1. Setting description Setting value of function 61: Function Setting Factory...
  • Page 152 16) Outdoor temperature zone boundary temperature B Setting required if changing of the outdoor temperature setting for heat pump only zone is required when auxiliary heater control by outdoor temperature 1 is performed on the indoor unit. For details, refer to “External heater output” in Chapter 0-1. "Details of function" on page 1. Function number Setting value Setting description...
  • Page 153 20) External heater use in defrosting Enables or disables external heater use in defrosting. NOTE: Inappropriate heater selection may cause cold air in defrosting. Function number Setting value Setting description Factory setting Disable ♦ Enable - (05-9) - 1-2. Function settings by using remote controller 1.

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