Fujitsu AS G18LFCA Series Design & Technical Manual
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Fujitsu AS G18LFCA Series Design & Technical Manual

Fujitsu AS G18LFCA Series Design & Technical Manual

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AIR CONDITIONER
Wall Mounted type
DESIGN & TECHNICAL MANUAL
INDOOR
OUTDOOR
AS G18LFCA
AS G24LFCA
AS G30LFCA
AO G18LFC
AO G24LFL
AO G30LFT

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Summary of Contents for Fujitsu AS G18LFCA Series

  • Page 1 AIR CONDITIONER Wall Mounted type DESIGN & TECHNICAL MANUAL INDOOR AS G18LFCA AS G24LFCA AS G30LFCA OUTDOOR AO G24LFL AO G30LFT AO G18LFC...

  • Page 2: Indoor Unit

    1. INDOOR UNIT WALL MOUNTED TYPE : AS G18LFCA AS G24LFCA AS G30LFCA DTR_AS052E_01 2011.02.07...

  • Page 3: Table Of Contents

    CONTENTS 1. INDOOR UNIT 1. FEATURE ........................01 - 01 2. WIRELESS REMOTE CONTROLLER ..........01 - 04 ....................01 - 06 3. SPECIFICATIONS ......................01 - 07 4. DIMENSIONS 5. WIRING DIAGRAMS ..................01 - 09 6. CAPACITY TABLE ....................

  • Page 4: Feature

    FEATURE MODEL AS G18LFCA AS G24LFCA AS G30LFCA AO G24LFL AO G18LFC AO G30LFT FEATURES ALL DC High efficiency layout Large air flow and quiet DC fan motor operation by new air flow path fan motor compressor More compact compared with conventional model New 3-row heat exchange system (24TYPE)
  • Page 5 Power diffuser Adoption of large power diffuser “Strong vertical air flow” provides powerful floor level heating. 12 (m) Outside air conditions:2 C 60% Operation contents: Heating, Set temperature (Max set temp) ( C) Power diffuser C, Air flow Hi, (full open) Vertical flap : Downward Horizontal flap : Center “Healthy horizontal air flow”...
  • Page 6 Air conditioner filter features Ion Deodorization Filter Apple-catechin Filter Organic coating fin used heat exchanger Pre Filter Antibacterial deodorizing pre-filter with special ceramic powder Long-life Ion Apple- Deodorization Filter catechin Filter Economy operation Example : Cooling operation ● Economy operation is energy saving, as the set temperature of indoor unit is shifted Economy operation by 1°C and the maximum electric value of...

  • Page 7: Wireless Remote Controller

    WIRELESS REMOTE CONTROLLER FEATURES ● Four kinds of timer setup (ON / OFF / PROGRAM / SLEEP) are possible. ● Can be used jointly with wired remote controllers . ● Easy to change custom code (4 patterns). Built-in timers Select from four different timer programs (On / Off / Program / Sleep). Program timer The program timer operates the ON and OFF timer once within a 24 hour period.
  • Page 8 FUNCTIONS MODE button Selects the operating mode (AUTO, COOL, DRY, FAN, HEAT). /Start / end R.C. custom code change. (Max 4 types) 10°C HEAT button SET TEMP. button ( ▲ / ▼ ) Set remote controller custom code buttons Sets the indoor temp./ Sets R.C. custom code. ECONOMY button SLEEP button Pressed to select sleep timer.

  • Page 9: Specifications

    SPECIFICATIONS WALL MOUNTED Type INVERTER HEAT PUMP Model name AS G18LFCA AS G24LFCA AS G30LFCA Power source 230V~ 50Hz Available voltage range 198-264V ~ 50Hz 5.20 7.10 8.00 Rated BTU/h 17,700 24,200 27,300 Cooling 0.9~6.0 0.9-8.0 2.9-9.0 Min.-Max. BTU/h 3,100~20,500 3,100-27,300 9,900-30,700 Capacity...

  • Page 10: Dimensions

    DIMENSIONS MODEL : AS G18LF, AS G24LF, AS G30LF (Unit : mm) Unit center 18 x 11 hole 26 x 11 hole 26 x 11 hole 21 x 5: 14holes 18 x 11 hole 5 x 18: 14holes ø 80 hole ø...
  • Page 11 INSTALLATION PLACE (Unit : mm) Outline of unit 52 or more 53 or more 80 or more 120 or more 1500 or more - (01 - 08) -...

  • Page 12: Wiring Diagrams

    WIRING DIAGRAMS MODEL : AS G18LF, AS G24LF, AS G30LF TEST CN13 EX.OUT (OPTION) EX.IN (OPTION) BLACK WHITE TO OUTDOOR UNIT - (01 - 09) -...

  • Page 13: Capacity Table

    CAPACITY TABLE 6-1. COOLING CAPACITY MODEL : AS G18LF 15.0 Indoor temperature °CDB °CWB °CDB 4.62 3.14 1.03 5.15 3.15 1.05 5.33 3.43 1.05 5.68 3.44 1.06 5.85 3.71 1.07 6.20 3.70 1.08 6.56 3.94 1.09 4.63 3.14 1.17 5.16 3.16 1.19 5.34...

  • Page 14: Heating Capacity

    6-2. HEATING CAPACITY MODEL : AS G18LF 15.0 Indoor temperature (°CDB) (°CWB) 5.09 2.16 4.96 2.21 4.84 2.26 4.72 2.30 4.60 2.35 6.04 2.36 5.89 2.42 5.75 2.47 5.61 2.52 5.47 2.57 6.81 2.48 6.64 2.54 6.48 2.59 6.32 2.64 6.16 2.69 7.86...

  • Page 15: Fan Performance

    FAN PERFORMANCE 7-1. AIR VELOCITY DISTRIBUTION Note: Fan speed : High MODEL : AS G18LF Operation mode : FAN Voltage : 230V Unit : m/s Top view Vertical flap : Up Horizontal flap : Center Unit : m/s Top view Vertical flap : Up Horizontal flap : Right &...
  • Page 16 Note: Fan speed : High MODEL : AS G24LF, AS G30LF Operation mode : FAN Voltage : 230V Unit : m/s Top view Vertical flap : Up Horizontal flap : Center Unit : m/s Top view Vertical flap : Up Horizontal flap : Right &...

  • Page 17: Air Flow

    7-2. AIR FLOW MODEL : AS G18LF Cooling / Heating Number of Fan speed rotations Air flow (r.p.m.) HIGH 1220 1020 QUIET - (01 - 14) -...
  • Page 18 MODEL : AS G24LF Cooling Number of Fan speed rotations Air flow (r.p.m.) 1100 HIGH 1430 1220 1020 QUIET Heating Number of Fan speed rotations Air flow (r.p.m.) 1120 HIGH 1480 1220 1020 QUIET - (01 - 15) -...
  • Page 19 MODEL : AS G30LF Cooling Number of Fan speed rotations Air flow (r.p.m.) 1100 HIGH 1430 1220 1020 QUIET Heating Number of Fan speed rotations Air flow (r.p.m.) 1150 HIGH 1530 1220 1020 QUIET - (01 - 16) -...

  • Page 20: Operation Noise

    OPERATION NOISE 8-1. NOISE LEVEL CURVE MODEL : AS G18LF Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 High NC-45 NC-45 High NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 Quiet Quiet NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000...
  • Page 21 MODEL : AS G30LF Cooling Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 High NC-50 NC-50 High NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 Quiet Quiet 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 - (01 - 18) -...

  • Page 22: Sound Level Check Point

    8-2. SOUND LEVEL CHECK POINT - (01 - 19) -...

  • Page 23: Electric Characteristics

    ELECTRIC CHARACTERISTICS Model name G18LF G24LF G30LF 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 Standard and Codes Committee E0005) - (01 - 20) -...

  • Page 24: Safety Devices

    SAFETY DEVICES Model Protection form AS G18LF, AS G24LF, AS G30LF Circuit protection Current fuse (PCB) 3.15A 250V Terminal protection Current (thermal) fuse 3A 250V °C OFF Fan motor protection Thermal protector program °C ON - (01 - 21) -...

  • Page 25: External Input & Output

    EXTERNAL INPUT & OUTPUT Connector INPUT OUTPUT REMARKS CN14 Control input See external input/output settings CN16 Operation status output for details. 11-1. EXTERNAL INPUT CONTROL INPUT (Operation/Stop or Forced stop) The air conditioner can be remotely operated by means of the following on-site work. "Operation/Stop"...
  • Page 26 ● When function setting is "Forced stop" mode Input signal Forced stop Command Normal Operation Indoor unit Stop Remote controller Remote control operation invalidity Parts (Optional) Parts name Model name External connect kit UTY-XWZX Wire (External input) : UTY-XWZX - (01 - 23) -...

  • Page 27: External Output

    11-2. EXTERNAL OUTPUT OPERATION STATUS OUTPUT An air conditioner operation status signal can be output. Circuit diagram example Indoor 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. Relay spec.

  • Page 28: Function Setting

    FUNCTION SETTING 12-1. 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 malfunction. • After the power is turned on, perform the “FUNCTION SETTING”...
  • Page 29 FUNCTION DETAILS Functions Wall mounted 1) Filter sign 2) Cooler room temperature correction 3) Heater room temperature correction 4) Auto restart Indoor room temperature sensor switching function 6) Remote controller signal code 7) External input control 1) Filter sign The indoor unit has a sign to inform the user that it is time to clean the filter. Select the time setting for the filter sign display interval in the table below according to the amount of dust or debris in the room.
  • Page 30 4) Auto restart Enable or disable automatic system restart after a power outage. ( ... Factory setting) Setting description Function number Setting value * Auto restart is an emergency function such as for power failure etc. Do not start and stop the indoor unit by this function in normal operation. Be sure to operate by the control unit, or external input device.
  • Page 31 REMOTE CONTROLLER SIGNAL CODE SETTING Use the following steps to select the signal code of the remote controller. (Note that the air conditioner cannot receive a signal code if the air conditioner has not been set for the signal code.) Press the START/STOP button until only the clock is displayed on the remote controller display.

  • Page 32: Optional Parts

    OPTIONAL PARTS Exterior Parts name Model No. Summary SU MO TU WE TH FR SA Wired remote 3 6 9 12 15 18 21 Unit control is performed by UTY-RNNYM controller wired remote controller. Fine dust, invisible mold spores, and harmful microorganisms are absorbed Apple-catechin onto the filter by static...
  • Page 33 2. OUTDOOR UNIT SINGLE TYPE : AO G18LFC AO G24LFL AO G30LFT DTR_AO080E_01 2011.02.07...
  • Page 34 CONTENTS 2. OUTDOOR UNIT 1. SPECIFICATIONS ....................02 - 01 2. DIMENSIONS ......................02 - 02 ................02 - 05 3. REFRIGERANT CIRCUIT ..................02 - 08 4. WIRING DIAGRAMS 5. CAPACITY COMPENSATION RATE FOR PIPE LENGTH AND HEIGHT DIFFERENCE ..............02 - 11 6.

  • Page 35: Specifications

    SPECIFICATIONS Type INVERTER HEAT PUMP Model name AO G18LFC AO G24LFL AO G30LFT Power source 230V~ 50Hz Available voltage range 198-264V ~ 50Hz Starting current 10.9 Cooling 2,150 2,340 3,600 Airflow rate Heating 2,070 2,570 3,600 Type × Q'ty Propeller fan×1 Motor output Cooling Sound pressure level...

  • Page 36: Dimensions

    DIMENSIONS MODEL : AO G18LF (Unit : mm) Drain port Ø20 Pitch of bolts for installation INSTALLATION PLACE (Unit : mm) 100 or more 100 or more 200 or more If the space is larger that is stated, the condition will be the same as that are no obstacles. - (02 - 02) -...
  • Page 37 MODEL : AO G24LF (Unit : mm) Top view Front view Side view Air flow 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. the back, side(s), and top.
  • Page 38 MODEL : AO G30LF (Unit : mm) Top view Front view Side view Air flow 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. the back, side(s), and top.

  • Page 39: Refrigerant Circuit

    REFRIGERANT CIRCUIT MODEL : AO G18LF Refrigerant pipe diameter Liquid : 1/4" (6.35 mm) Gas : 1/2" (12.7 mm) - (02 - 05) -...
  • Page 40 MODEL : AO G24LF Heat exchanger 3-Way ( INDOOR ) valve Muffler 2-Way Pressure valve switch 4-Way valve Strainer Expansion valve Heat exchanger Strainer ( OUTDOOR ) Cooling Heating Refrigerant pipe diameter Liquid : 1/4" (6.35 mm) Gas : 5/8" (15.88 mm) - (02 - 06) -...
  • Page 41 MODEL : AO G30LF Heat exchanger 3-Way 3-Way valve ( INDOOR ) valve (Large) (Small) Muffler Pressure switch 4-Way valve Strainer Expansion valve Heat exchanger Strainer ( OUTDOOR ) Cooling Heating Refrigerant pipe diameter Liquid : 3/8" (9.52 mm) Gas : 5/8" (15.88 mm) - (02 - 07) -...

  • Page 42: Wiring Diagrams

    WIRING DIAGRAMS MODEL : AO G18LF - (02 - 08) -...
  • Page 43 MODEL : AO G24LF - (02 - 09) -...
  • Page 44 MODEL : AO G30LF - (02 - 10) -...

  • Page 45: Capacity Compensation Rate For Pipe Length

    CAPACITY COMPENSATION RATE FOR PIPE LENGTH AND HEIGHT DIFFERENCE MODEL : AO G18LF Pipe length (m) COOLING 0.869 0.867 Indoor unit is upper 0.973 0.911 0.885 0.883 than outdoor unit. 0.992 0.981 0.919 0.893 0.891 Height difference H 1.000 0.989 0.927 0.901 0.899...
  • Page 46 MODEL : AO G24LF Pipe length (m) COOLING 0.952 0.951 0.951 0.980 0.966 0.968 0.967 0.966 Indoor unit is upper than 0.988 0.984 0.970 0.972 0.971 0.970 outdoor unit. 0.995 0.992 0.988 0.974 0.976 0.975 0.974 Height difference H 1.003 1.000 0.996 0.982...
  • Page 47 MODEL : AO G30LF Pipe length (m) COOLING 0.932 0.929 0.924 0.945 0.947 0.945 0.940 Indoor unit is 0.984 0.961 0.963 0.960 0.956 upper than 0.988 0.988 0.965 0.967 0.964 0.959 outdoor unit. 0.990 0.992 0.992 0.968 0.971 0.968 0.963 Height difference H 0.998...

  • Page 48: Additional Charge Calculation

    ADDITIONAL CHARGE CALCULATION MODEL : AO G18LF Refrigerant type R410A Refrigerant amount 1200 Refrigerant charge Total pipe length 15 or less 25(MAX) 20g/m Additional charge MODEL : AO G24LF Refrigerant type R410A Refrigerant amount 1650 Refrigerant charge Total pipe length 15 or less 30(MAX) 20g/m...

  • Page 49: Air Flow

    AIR FLOW MODEL : AO G18LF Cooling Number of rotations Air flow (r.p.m.) 2150 1265 Heating Number of rotations Air flow (r.p.m.) 2070 1218 MODEL : AO G24LF Cooling Number of rotations Air flow (r.p.m.) 2470 1050 1454 Heating Number of rotations Air flow (r.p.m.)
  • Page 50 MODEL : AO G30LF Cooling Number of rotations Air flow (r.p.m.) 3600 1000 2119 Heating Number of rotations Air flow (r.p.m.) 3600 1000 2119 - (02 - 16) -...

  • Page 51: Operation Noise

    OPERATION NOISE 8-1. NOISE LEVEL CURVE MODEL : AO G18LF 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...
  • Page 52 MODEL : AO G30LF 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 - (02 - 18) -...

  • Page 53: Sound Level Check Point

    8-2. SOUND LEVEL CHECK POINT - (02 - 19) -...

  • Page 54: Electric Characteristics

    ELECTRIC CHARACTERISTICS Model name AO G18LF AO G24LF AO G30LF Voltage 230V ~ Power supply Frequency *1) Max operating current 12.5 18.5 19.0 Starting Current 10.9 Main Fuse (Circuit breaker) Current *2) Wiring spec. Power Cable 3.5-4.0 3.5-4.5 *3) Limited wiring length *1) The maximum current is the total current of indoor unit and outdoor unit.

  • Page 55: Safety Devices

    SAFETY DEVICES Model Protection form AO G18LF AO G24LF AO G30LF 20A 250V 20A 250V 20A 250V Current fuse (NEAR THE TERMINAL) 5A 250V 10A 250V 5A 250V Circuit protection Current fuse 15A 250V 15A 250V (MAIN PRINTED 3.15A 250V CIRCUIT BOARD) 3.15A 250V 3.15A 250V...

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As g24lfca seriesAs g30lfca seriesAo g18lfc seriesAo g24lfl seriesAo g30lft seriesAsyg07-14lmce ... Show all

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