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Fujitsu AR G24LMLA Series Manual
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Fujitsu AR G24LMLA Series Manual

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AIR CONDITIONER
Duct type
DESIGN & TECHNICAL MANUAL
INDOOR
OUTDOOR
AR  G24LMLA
AO  G24LALA

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Summary of Contents for Fujitsu AR G24LMLA Series

  • Page 1 AIR CONDITIONER Duct type DESIGN & TECHNICAL MANUAL INDOOR AR  G24LMLA OUTDOOR AO  G24LALA...

  • Page 2: Indoor Unit

    1. INDOOR UNIT DUCT TYPE : ARG24LMLA DTR_AR063E_02 2014.10.20...

  • Page 3: Table Of Contents

    CONTENTS 1. INDOOR UNIT 1. FEATURES ......................01 - 01 2. WIRED REMOTE CONTROLLER ............01 - 03 3. SPECIFICATIONS ....................01 - 05 4. DIMENSIONS ......................01 - 07 5. WIRING DIAGRAMS ..................01 - 09 6. CAPACITY TABLE ....................

  • Page 4: Features

    FEATURES MODEL „ „ ARG24LMLA / AOG24LALA FEATURES „ „ Energy efficiency class „ MODEL AR  G24LMLA Cooling Heating Installation styles „ Embedded in Ceiling Hanging from Ceiling Slim & compact design „ In the case of bottom suction type, as seen from lower rear part. Control Box united with main unit One-touch operating and easy-to-install long-life filter (optional)
  • Page 5 Easy maintenance „ The fan and motor is easily accessible by the divided panel structure. 1. Control box Structural improvement is attained by making the bottom panel in two pieces, front and rear. 2. Fan casing The internal fan casing is also manufactured in two 3.

  • Page 6: Wired Remote Controller

    WIRED REMOTE CONTROLLER FEATURES „ „ Various timer setup available (ON / OFF / WEEKLY).  „ Equipped with weekly timer as standard function.(Start/Stop function  „ is twice per day for a week) When setting up the timer, operation mode and temperature setup ...
  • Page 7 FUNCTIONS „ „ START/STOP button Pressed to start and stop operation. SET TEMP. button Selects the setting temperature. MODE button Selects the operating mode (AUTO, HEAT, FAN, COOL, DRY). FAN button Selects the fan speed (AUTO, QUIET, LOW, MED, HIGH). ECONOMY button Turns the economy efficient mode on and off.

  • Page 8: Specifications

    SPECIFICATIONS DUCTED MODEL Type INVERTER HEATPUMP Model name ARG24LMLA Power source 230V~ 50Hz Available voltage range 198 - 264V~ 50Hz Rated Btu/h 23200 Cooling 0.9 - 8.0 Min.-Max. Btu/h 9900 - 27300 Capacity 8.00 Rated Btu/h 27300 Heating 0.9 - 9.10 Min.-Max.
  • Page 9 Model name ARG24LMLA Cooling Energy efficiency class Heating (Average) Cooling 6.8(35°C) Pdesign Heating (Average) 6.0(-10°C) SEER Cooling 6.20 kWh/kWh SCOP Heating (Average) 4.00 Annual energy consumption kWh/a QHE (Average) 2098 Cooling Sound power level High dB (A) Heating - (01 - 06) -...

  • Page 10: Dimensions

    DIMENSIONS MODEL : AR  G24LMLA „ „ (Unit : mm) Front view Side view (L) Side view (R) Top view Rear view  Refrigerant piping flare connection (Gas)  Refrigerant piping flare connection (Liquid)  Drain piping connection  Drain piping connection with cap. ...
  • Page 11 INSTALLATION PLACE „ „ (Unit : mm) MAINTENANCE HOLE „ „ It is possible to install and remove the control It is possible to install and remove the control box. box, fan units and filter. WHEN USING A SQUARE DUCT „...

  • Page 12: Wiring Diagrams

    WIRING DIAGRAMS MODEL : AR  G24LMLA „ „ - (01 - 09) -...

  • Page 13: Capacity Table

    CAPACITY TABLE 6-1. COOLING CAPACITY This table is created using maximum capacity. MODEL : AR  G24LMLA „ „ 18.3 Indoor temperature °CDB °CWB °CDB 5.62 4.62 0.60 6.26 4.65 0.61 6.47 5.05 0.62 6.90 5.07 0.62 7.11 5.48 0.62 7.54 5.45 0.63...

  • Page 14: Heating Capacity

    6-2. HEATING CAPACITY This table is created using maximum capacity. MODEL : AR  G24LMLA „ „ 18.3 Indoor temperature °CDB °CDB °CWB 6.27 2.75 6.12 2.81 5.97 2.87 5.82 2.93 5.67 2.98 7.10 2.97 6.93 3.04 6.76 3.10 6.60 3.16 6.43 3.22...

  • Page 15: Fan Performance And Capacity

    FAN PERFORMANCE AND CAPACITY 7-1. NORMAL MODE MODEL : AR  G24LMLA „ „ Static pressure (Pa) 1200 1100 1000 Quiet Q-h Characteristic curve 1,000 1,100 1,200 1,300 Airflow (m COOLING 104.0 102.0 100.0 Capacity 98.0 96.0 94.0 92.0 1,000 1,100 1,200 1,300...

  • Page 16: High Static Mode

    7-2. HIGH STATIC MODE 7-2-1. MODE 1 MODEL : AR  G24LMLA „ „ Static pressure (Pa) 1200 1000 1000 Quiet Q-h Characteristic curve 1,000 1,100 1,200 1,300 Airflow (m COOLING 104.0 102.0 100.0 Capacity 98.0 96.0 94.0 92.0 1,000 1,100 1,200 1,300...

  • Page 17: Mode 2

    7-2-2. MODE 2 MODEL : AR  G24LMLA „ „ Static pressure (Pa) 1160 1020 Quiet Q-h Characteristic curve 1,000 1,100 1,200 1,300 Airflow (m COOLING 104.0 102.0 100.0 98.0 Capacity 96.0 94.0 92.0 1,000 1,100 1,200 1,300 Airflow (m HEATING 104.0 102.0...

  • Page 18: Mode 3

    7-2-3. MODE 3 MODEL : AR  G24LMLA „ „ Static pressure (Pa) 1100 1000 Quiet Q-h Characteristic curve 1,000 1,100 1,200 1,300 Airflow (m COOLING 104.0 102.0 100.0 98.0 96.0 Capacity 94.0 92.0 1,000 1,100 1,200 1,300 Airflow (m HEATING 104.0 102.0...

  • Page 19: Operation Noise (Sound Pressure)

    OPERATION NOISE (SOUND PRESSURE) 8-1. NOISE LEVEL CURVE Condition Static pressure : 35Pa MODEL : AR  G24LMLA „ „ Static pressure mode : Normal Cooling Heating „ „ NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35...

  • Page 20: Sound Level Check Point

    8-2. SOUND LEVEL CHECK POINT Measuring duct Measuring duct Set the static pressure as rating in this area Microphone Microphone - (01 - 17) -...

  • Page 21: Electric Characteristics

    ELECTRIC CHARACTERISTICS Model name ARG24LMLA Voltage 230 ~ Power supply Frequency Max. operating current Connection cable 1.5~2.5 *1) Wiring spec. Limited wiring length *1) Wiring Spec. Selected Sample (Selected based on Japan Electrotechnical Standards and Codes Committee E0005) - (01 - 18) -...

  • Page 22: Safety Devices

    SAFETY DEVICES Model Protection form ARG24LMLA Circuit protection Current fuse (PCB) 250V 3.15A OFF : 135 ± 15°C Fan motor protection Thermal protection program ON : 115 ± 15°C - (01 - 19) -...

  • Page 23: External Input & Output

    EXTERNAL INPUT & OUTPUT Connector INPUT OUTPUT REMARKS CN102 Control input — See external CN103 — Operation status output input/output settings for — Fresh air control output details. CN10 — Auxiliary heater output 11-1. EXTERNAL INPUT CONTROL INPUT (Operation/Stop or Forced stop) „...

  • Page 24: External Output

    11-2. EXTERNAL OUTPUT OPERATION STATUS OUTPUT „ „ An air conditioner operation status signal can be output. Circuit diagram example „ Indoor unit Connected unit control PC board Connector Ex.)Relay unit Ex.)Display 24V DC Relay power supply *10 m Signal Field supply * Make the distance from the PC board to the connected unit within 10m.
  • Page 25 FRESH AIR CONTROL OUTPUT „ „ A signal linked to air conditioner indoor fan ON can be output. * However, signal becomes OFF during cold air prevention control operation. Circuit diagram example „ Indoor unit Connected unit control PC board Ex.) Fan Ex.) Relay unit 12 V...
  • Page 26 AUXILIARY HEATER OUTPUT „ „ A signal is outputed from Connector when indoor fan and compressor is turned on under heating operation. Tr-Ts * Signal output performance specifications are as Tr-Ts = -1°C shown on the right Tr-Ts = -3°C Ex.

  • Page 27: Function Settings

    FUNCTION SETTINGS 12-1. INDOOR UNIT INDOOR UNIT DIP SW Remote controller address setting Setting forbidden Jumper Wire Fan delay setting SWITCH POSITION „ „ DIP-SW SETTING „ „ Remote controller address setting „ A number of indoor units can be operated at the same time using a wired remote controller. Set the unit number of each indoor unit using the DIP switches on the indoor unit circuit board.
  • Page 28 JUMPER WIRE SETTING „ „ Setting forbidden (JM1, JM2) „ Fan delay setting (JM3) „ When the indoor unit is stopped while operating in conjunction with auxiliary heater, the indoor unit fan operation will continue for one minute. (  . . .Factory setting) JM 3 JM state Connect...

  • Page 29: Indoor Unit (Setting By Remote Controller)

    12-2. INDOOR UNIT (Setting by remote controller) • The function settings of the control of the indoor unit can be changed by this procedure according to the installation conditions. Incorrect settings can cause the indoor unit to malfunction. • After the power is turned on, perform the Function Setting according to the installation conditions using the remote controller.
  • Page 30 (5) Press the TIMER SET button to confirm the setting. Press the TIMER SET button for a few seconds until the setting value stops flashing. If the setting value display changes or if “- -” is displayed when the flashing stops, the setting value has not been set correctly. (An invalid setting value may have been selected for the indoor unit.) (6) Repeat steps 2 to 5 to perform additional settings.
  • Page 31 4) Setting the Heater Room Temperature Correction Depending on the installed environment, the room temperature sensor may require a correction. The settings may be changed as shown in the table below. (  . . .Factory setting) Setting Description Function Numbe Setting Value Standard ...
  • Page 32 10) Indoor unit fan control for energy saving (Only cooling mode) Enable or disable indoor unit fan control when the outdoor unit is stopped. (  . . .Factory setting) Setting Description Function Numbe Setting Value  * If setting value is "00": When the outdoor unit is stopped, the indoor unit fan operates following the setting on the remote controller continuously.

  • Page 33: Wired Remote Controller

    12-3. WIRED REMOTE CONTROLLER SWITCH POSITION „ „ Front case (back side) DIP Switch 2 DIP Switch 1 (All switches fixed at OFF) DIP SWITCH 1 SETTING „ „ SW1 Forbidden* SW2 Dual remote controller setting SW3 Forbidden* DIP Switch 1 SW4 Forbidden* SW5 Forbidden* SW6 Memory backup setting...

  • Page 34: Optional Parts

    OPTIONAL PARTS 13-1. CONTROLLER Exterior Parts name Model No. Summary Large and full-dot liquid crystal Wired remote screen, wide and large keys UTY-RVN  M controller easy to press, user-intuitive arrow key. The room temperature can Wired remote be controlled by detecting the UTY-RNN ...

  • Page 35: Others

    13-2. OTHERS Exterior Parts name Model No. Summary Square flange UTD-SF045T Both the Square flange and the Round flange can be selected. Round flange is also used when the fresh air duct is installed Round flange UTD-RF204 Long-life filter can be Long-life filter UTD-LF25NA mounted to the indoor unit.
  • Page 36 2. OUTDOOR UNIT SINGLE TYPE : AOG12LALL AOG14LALL AOG18LALL AOG24LALA DTR_AO099E_02 2013.02.28...
  • Page 37 CONTENTS 2. OUTDOOR UNIT 1. SPECIFICATIONS ....................02 - 01 2. DIMENSIONS ......................02 - 02 3. REFRIGERANT CIRCUIT ................02 - 03 4. WIRING DIAGRAMS ..................02 - 04 5. CAPACITY COMPENSATION RATE FOR PIPE LENGTH AND HEIGHT DIFFERENCE ..............

  • Page 38: Specifications

    SPECIFICATIONS Type INVERTER HEAT PUMP Model name AO  G12LALL AO  G14LALL AO  G18LALL AO  G24LALA Power source 230V ~ 50Hz Available voltage range 198 - 264V ~ 50Hz Starting current Cooling 1780 1910 2000 2470 Airflow rate Heating 1630 1740...

  • Page 39: Dimensions

    DIMENSIONS MODEL : AOG12LALL, AOG14LALL, AOG18LALL, AOG24LALA „ „ (Unit : mm) Top view Front view AO G12LALL AO G24LALA AO G14LALL AO G18LALL Air flow Side view Bottom view INSTALLATION PLACE „ „ When there are obstacles at When there are obstacles at When there are obstacles at the the back or front sides.

  • Page 40: Refrigerant Circuit

    REFRIGERANT CIRCUIT MODEL : AOG12LALL, AOG14LALL, AOG18LALL, AOG24LALA „ „ Refrigerant pipe diameter Liquid : 1/4" (6.35 mm) Gas : 3/8" (9.52 mm) : AO＊G12LALL 1/2" (12.70 mm) : AO＊G14LALL, AO＊G18LALL 5/8" (15.88 mm) : AO＊G24LALA - (02 - 03) -...

  • Page 41: Wiring Diagrams

    WIRING DIAGRAMS MODEL : AOG12LALL, AOG14LALL, AOG18LALL „ „ - (02 - 04) -...
  • Page 42 MODEL : AOG24LALA „ „ - (02 - 05) -...

  • Page 43: Capacity Compensation Rate For Pipe Length And Height Difference

    CAPACITY COMPENSATION RATE FOR PIPE LENGTH AND HEIGHT DIFFERENCE This table is created using the maximum capacity. MODEL : AOG12LALL „ „ Pipe length (m) COOLING 0.903 0.894 0.867 Û 1 0.964 0.918 0.909 0.881 Indoor unit is higher than 0.988 0.968 0.922...
  • Page 44 This table is created using the maximum capacity. MODEL : AOG14LALL „ „ Pipe length (m) COOLING 0.953 0.950 0.947 Û 1 0.983 0.968 0.966 0.962 Indoor unit is higher than 0.988 0.987 0.972 0.970 0.966 outdoor unit. 0.992 0.992 0.991 0.976 0.974...
  • Page 45 This table is created using the maximum capacity. MODEL : AOG18LALL „ „ Pipe length (m) COOLING 0.953 0.950 0.947 Û 1 0.983 0.968 0.966 0.962 Indoor unit is higher than 0.988 0.987 0.972 0.970 0.966 outdoor unit. 0.992 0.992 0.991 0.976 0.974...
  • Page 46 This table is created using the maximum capacity. MODEL : AOG24LALA „ „ Pipe length (m) COOLING 0.963 0.961 0.959 Û 1 0.984 0.981 0.979 0.977 0.975 Indoor unit is higher than 0.988 0.988 0.985 0.983 0.981 0.979 outdoor unit. 0.992 0.992 0.992...

  • Page 47: Additional Charge Calculation

    ADDITIONAL CHARGE CALCULATION MODEL : AOG12LALL „ „ Refrigerant type R410A Refrigerant amount 1150 Refrigerant charge „ Total pipe length 15 or less 25 (MAX) 20g/m Additional charge MODEL : AOG14LALL, AOG18LALL „ „ Refrigerant type R410A Refrigerant amount 1250 Refrigerant charge „...

  • Page 48: Airflow

    AIRFLOW MODEL : AOG12LALL „ „ Cooling „ Number of rotations Airflow (r.p.m.) 1780 1048 Heating „ Number of rotations Airflow (r.p.m.) 1630 MODEL : AOG14LALL „ „ Cooling „ Number of rotations Airflow (r.p.m.) 1910 1124 Heating „ Number of rotations Airflow (r.p.m.)
  • Page 49 MODEL : AOG18LALL „ „ Cooling „ Number of rotations Airflow (r.p.m.) 2000 1177 Heating „ Number of rotations Airflow (r.p.m.) 1910 1124 MODEL : AOG24LALA „ „ Cooling „ Number of rotations Airflow (r.p.m.) 2470 1050 1454 Heating „ Number of rotations Airflow...

  • Page 50: Operation Noise (Sound Pressure)

    OPERATION NOISE (SOUND PRESSURE) 8-1. NOISE LEVEL CURVE MODEL : AOG12LALL „ „ Cooling Heating „ „ NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000...
  • Page 51 MODEL : AOG18LALL „ „ Cooling Heating „ „ NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency,Hz Octave band center frequency,Hz MODEL : AOG24LALA...

  • Page 52: Sound Level Check Point

    8-2. SOUND LEVEL CHECK POINT Airflow - (02 - 15) -...

  • Page 53: Electric Characteristics

    ELECTRIC CHARACTERISTICS Model name AOG12LALL AOG14LALL AOG18LALL AOG24LALA Voltage 230 ~ Power supply Frequency *1) Max operating current 10.0 12.5 13.5 Starting Current Main Fuse (Circuit breaker) *2) Wiring Spec. Current Power Cable *1) The maximum current is the total current of indoor unit and outdoor unit. *2) Wiring Spec.: Selected Sample (Selected based on Japan Electrotechnical Standards and Codes Committee E0005)

  • Page 54: Safety Devices

    SAFETY DEVICES Model Protection form AO  G12LALL AO  G14LALL AO  G18LALL AO  G24LALA 250V 20A Current fuse (Near the terminal) 250V 5A Circuit protection Current fuse 250V 15A (Main printed 250V 3.15A circuit board) Fan motor Thermal protection OFF : 100 °C...

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