Fujitsu AO*A12LACL series Скачать руководство пользователя

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SPLIT TYPE

ROOM AIR CONDITIONER

DUCT

type

Models Indoor unit Outdoor unit

AR*A12LATN

AR*A14LATN

AR*A18LATN

AR*A24LATN

AR*A36LATN

AR*A45LATN

AO*A12LACL

AO*A14LACL

AO*A18LACL

AO*A24LACL

AO*A36LATL

AO*A45LATL

INVERTER

SERVICE

INSTRUCTION

R410A

Содержание AO*A12LACL series

Страница 1: ... CONDITIONER DUCT type Models Indoor unit Outdoor unit AR A12LATN AR A14LATN AR A18LATN AR A24LATN AR A36LATN AR A45LATN AO A12LACL AO A14LACL AO A18LACL AO A24LACL AO A36LATL AO A45LATL INVERTER SERVICE INSTRUCTION R410A ...

Страница 2: ...ON 05 03 05 03 05 04 05 05 05 08 5 7 COMPRESSOR CONTROL 05 10 5 8 TIMER OPERATION CONTROL 05 11 5 9 ELECTRONIC EXPANSION VALVE CONTROL 05 13 5 10 TEST OPERATION CONTROL 05 13 5 11 PREVENT TO START FOR 3 MINUTES 3 MINUTES ST 05 13 5 12 4 WAY VALVE EXTENSION SELECT 05 14 5 13 AUTO RESTART 05 14 5 14 PUMP DOWN For AR 30 36 45LUAN 45 54LUAK 05 14 5 15 COMPRESSOR PREHEATING 05 14 5 17 EXTERNAL ELECTRIC...

Страница 3: ...E 08 01 8 2 OPERATION RANGE 08 07 8 3 ELECTRIC CHARACTERISTICS 08 08 8 4 SAFETY DEVICE 08 10 8 5 FUNCTION SETTING 08 10 7 1 2 OUTDOOR UNIT DISPLAY 7 1 1 WIRED REMOTE CONTROLLER DISPLAY 7 1 ERROR DISPLAY 7 TROUBLE SHOOTING 7 2 TROUBLE SHOOTING WITH ERROR CODE 7 3 TROUBLE SHOOTING WITH NO ERROR CODE 7 4 SERVICE PARTS INFORMATION 07 01 07 01 8 5 1 INDOOR UNIT 08 12 8 5 2 Procedures to change the Func...

Страница 4: ...1 SPECIFICATIONS R410A DUCT type INVERTER ...

Страница 5: ...rature of 35 CDB 24 CWB Heating Indoor temperature of 20 CDB 15 CWB and outdoor temperature of 7 CDB 6 CWB Standard static pressure 0 Pa Pipe length 7 5 m Height difference 0 m Outdoor unit Indoor unit Sound pressure level Install a 2m duct to the outlet port and a 1m duct to the suction port and measure The maximum current and the maximum input value are the maximum values when operated within th...

Страница 6: ...diameter 26 0 Inner diameter 21 5 Note Specifications are based on the following conditions Cooling Indoor temperature of 27 CDB 19 CWB and outdoor temperature of 35 CDB 24 CWB Heating Indoor temperature of 20 CDB 15 CWB and outdoor temperature of 7 CDB 6 CWB Standard static pressure 0 Pa Pipe length 7 5 m Height difference 0 m Outdoor unit Indoor unit Sound pressure level Install a 2m duct to the...

Страница 7: ...uter diameter 38 0 Inner diameter 36 0 Note Specifications are based on the following conditions Cooling Indoor temperature of 27 CDB 19 CWB and outdoor temperature of 35 CDB 24 CWB Heating Indoor temperature of 20 CDB 15 CWB and outdoor temperature of 7 CDB 6 CWB Standard static pressure 30 Pa Pipe length 7 5 m Height difference 0 m Outdoor unit Indoor unit Sound pressure level Install a 2m duct ...

Страница 8: ...ss Heating C 30 or less 30 or less Wired Wired Steel Steel mm Outer diameter 38 0 Inner diameter 36 0 Outer diameter 38 0 Inner diameter 36 0 Note Specifications are based on the following conditions Cooling Indoor temperature of 27 CDB 19 CWB and outdoor temperature of 35 CDB 24 CWB Heating Indoor temperature of 20 CDB 15 CWB and outdoor temperature of 7 CDB 6 CWB Standard static pressure 30Pa Pi...

Страница 9: ...ross Net Motor output Type Charge Material Rows x Stages Pipe type Fin type Type Q ty Motor output Cooling Heating Dimensions H W D Type Model name Power source Available voltage range 578 790 300 25 chargeless 15 15 546 876 18 2 546 842 18 2 1 30 2 26 Copper Aluminium Steel sheet Beige 10YR7 5 1 0NN 54 C Operation range Fan Airflow rate m 3 h dB A mm mm Weight kg lb Dimensions H W D Refrigerant o...

Страница 10: ...ht difference 0 m Outdoor unit Indoor unit Cooling Heating Dimensions H W D Charge Type Material Colour Motor output Cooling Heating Fin pich Type Model name Power source Available voltage range C Operation range Fan Airflow rate m 3 h dB A mm mm Weight kg lb Dimensions H W D Net Gross Net Gross Refrigerant oil Enclosure Heat exchanger type Rows x Stages Pipe type Fin type Type Q ty Motor output T...

Страница 11: ... Type Material Motor output Cooling Heating Dimensions H W D Type Model name Power source Available voltage range 1290 900 330 98 216 107 236 15 88 5 8 in Flare 15 to 46 15 to 24 1430 1050 445 9 52 3 8 in Copper Aluminium Steel sheet Beige 10YR7 5 1 0NN Twin Rotary 1 3750 R410A POE 3350 INVERTER HEATPUMP 230V 50Hz 198 264V 50Hz Propeller 2 m Connection pipe Size mm Liquid Gas Method Max length Max...

Страница 12: ...2 DIMENSIONS R410A DUCT type INVERTER ...

Страница 13: ...LATN AO A14LACL 886 953 850 920 600 150 150 595 575 20 85 75 364 390 194 217 1 Refrigerant piping flare connection Gas Refrigerant piping flare connection Liquid Drain piping connection 2 3 1 2 3 1 2 Top view Front view Side view Air flow Front view Side view Bottom view ...

Страница 14: ...6 953 850 920 600 150 150 595 575 20 85 75 364 390 194 217 1 Refrigerant piping flare connection Gas Refrigerant piping flare connection Liquid Drain piping connection 2 3 1 2 3 1 2 Top view Front view Side view Air flow Front view Side view Bottom view ...

Страница 15: ...ow Front view Side view Bottom view Refrigerant piping flare connection Gas Refrigerant piping flare connection Liquid Drain piping connection Drain piping connection with cap Knock out hole for fresh air Front view Top view Side view L Side view R Rear view ...

Страница 16: ...frigerant piping flare connection Liquid Drain piping connection Drain piping connection with cap Knock out hole for fresh air Front view Top view Side view L Side view R Rear view 900 1290 77 31 21 370 9 400 650 151 99 196 170 4 Ø12mm hole 12 330 Air flow Drain cap mounting places Side view Bottom view Front view ...

Страница 17: ...3 REFRIGERANT SYSTEM DIAGRAM R410A DUCT type INVERTER ...

Страница 18: ...D THC THHO THHM COMPRESSOR ACCUMULATOR EXPANSION VALVE STRAINER STRAINER MUFFLER MUFFLER 4 Way valve THERMISTOR DISCHARGE TEMP THC THERMISTOR COMPRESSOR TEMP THERMISTOR ROOM TEMP THERMISTOR PIPE TEMP THERMISTOR HEAT EXCHANGER MED TEMP THO THERMISTOR OUTDOOR TEMP THERMISTOR HEAT EXCHANGER OUT TEMP Refrigerant Pipe Refrigerant Pipe COOL HEAT 3 way VALVE 2 way VALVE ...

Страница 19: ...D THC THHO THHM COMPRESSOR ACCUMULATOR EXPANSION VALVE STRAINER STRAINER MUFFLER MUFFLER 4 Way valve THERMISTOR DISCHARGE TEMP THC THERMISTOR COMPRESSOR TEMP THERMISTOR ROOM TEMP THERMISTOR PIPE TEMP THERMISTOR HEAT EXCHANGER MED TEMP THO THERMISTOR OUTDOOR TEMP THERMISTOR HEAT EXCHANGER OUT TEMP Refrigerant Pipe Refrigerant Pipe COOL HEAT 3 way VALVE 2 way VALVE ...

Страница 20: ... THHM COMPRESSOR ACCUMULATOR EXPANSION VALVE STRAINER STRAINER MUFFLER MUFFLER 4 Way valve THERMISTOR DISCHARGE TEMP THC THERMISTOR COMPRESSOR TEMP THERMISTOR ROOM TEMP THERMISTOR PIPE TEMP THERMISTOR HEAT EXCHANGER MED TEMP THO THERMISTOR OUTDOOR TEMP THERMISTOR HEAT EXCHANGER OUT TEMP Refrigerant Pipe Refrigerant Pipe COOL HEAT 3 way VALVE 2 way VALVE ...

Страница 21: ...RESSOR ACCUMULATOR EXPANSION VALVE STRAINER STRAINER STRAINER 4 Way valve THERMISTOR ROOM TEMP THERMISTOR PIPE TEMP Refrigerant Pipe Refrigerant Pipe COOL HEAT THHM EVAPOLATOR Charging Valve Charging Valve MUFFLER THHM THHO THD THERMISTOR DISCHARGE TEMP THC THERMISTOR COMPRESSOR TEMP THERMISTOR HEAT EXCHANGER MED TEMP THO THERMISTOR OUTDOOR TEMP THERMISTOR HEAT EXCHANGER OUT TEMP ...

Страница 22: ...4 CIRCUIT DIAGRAM R410A DUCT type INVERTER ...

Страница 23: ...04 01 4 CIRCUIT DIAGRAM MODEL AR A12 14 18LATN ...

Страница 24: ...04 02 MODEL AR A24 36 45LATN COIL ...

Страница 25: ...04 03 MODEL AO A12 14 18 24LACL ...

Страница 26: ...04 04 MODEL AO A36 45LATL ...

Страница 27: ...5 DESCRIPTION OF EACH CONTROL OPERATION R410A DUCT type INVERTER ...

Страница 28: ... 18Hz 113Hz 18Hz 77Hz 18Hz 70Hz AR A36LATN AR A45LATN Outdoor air temperature A zone B zone C zone D zone E zone F zone Hi Me Lo Quiet A zone 80Hz 80Hz 80Hz 49Hz 49Hz 49Hz 42Hz 42Hz 49Hz 42Hz 38Hz 30Hz 34Hz 34Hz 34Hz 22Hz 70Hz 70Hz 48Hz 37Hz 43Hz 43Hz 37Hz 37Hz 37Hz 33Hz 33Hz 29Hz 29Hz 29Hz 29Hz 23Hz 77Hz 77Hz 55Hz 41Hz 48Hz 48Hz 41Hz 41Hz 41Hz 37Hz 37Hz 33Hz 31Hz 31Hz 31Hz 25Hz 113Hz 113Hz 80Hz 5...

Страница 29: ...requency Range Fig 2 Limit of Maximum Frequency based on Outdoor Temperature 05 02 Outdoor air temperature A zone B zone C zone When the room temperature rises When the room temperature drops 17 C 12 C 19 C 14 C Hi Me Me Lo Quiet A zone 120Hz 120Hz 120Hz 70Hz 70Hz 60Hz 60Hz 70Hz 60Hz 49Hz 49Hz 49Hz 90Hz 90Hz 90Hz 66Hz 66Hz 53Hz 53Hz 66Hz 53Hz 45Hz 45Hz 45Hz 90Hz 90Hz 90Hz 66Hz 66Hz 53Hz 53Hz 66Hz ...

Страница 30: ...the Fig 3 Room temperature Room temperature Compressor ON Ts 1 5 degC Ts 0 5 degC Compressor OFF Table 3 Compressor frequency Fig 3 Compressor Control based on Room Temperature 05 03 Operating frequency Ts Setting temperature AR A12LATN 34Hz 34Hz 34Hz AR A14LATN AR A18LATN AR A24LATN 34Hz 31Hz 31Hz AR A36LATN AR A45LATN Compressor ON OFF Indoor fan Dry air flow S Lo OFF Fig 4 Indoor Fan Control 10...

Страница 31: ...one 32 C 15 C When COOLING was selected at the air conditioner operates as follow The same operation as COOLING OPERATION of item 5 1 above is performed However the setting temperature is raised 1degC and the room temperature correct coefficient value is 0 C When the compressor frequency have been below 20Hz for 8 minutes or the room temperature reaches setting temperature 1 5 C operation is autom...

Страница 32: ...to S Lo Cooling Heating Fan AR A14LATN Operation mode Air flow mode Speed rpm Hi 1040 950 840 740 Me Lo Dry Monitoring Quiet 740 450 Auto S Lo Cooling Heating Fan AR A18LATN Operation mode Air flow mode Speed rpm Hi 830 700 600 550 Me Lo Dry Monitoring Quiet 550 350 Auto S Lo Cooling Heating Fan AR A24LATN Operation mode Air flow mode Speed rpm Hi 1200 1020 840 670 Me Lo Dry Monitoring Quiet Hi Me...

Страница 33: ...hen the room temperature rises When the room temperature drops TR Room temperature Ts Setting temperature LOW mode MED mode HIGH mode 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 5 ...

Страница 34: ...Indoor heat exchanger temperature Indoor heat exchanger temperature HIGH mode LOW mode S LOW mode 37 C 30 C 32 C 24 C Indoor heat exchanger temperature Indoor heat exchanger temperature The maximum value of the indoor fan speed is set as shown in Figure 8 based on the detected temperature by the indoor heat exchanger sensor on heating mode Fig 8 Cool Air Prevention Control 1 Fan mode HIGH 2 Fan mo...

Страница 35: ...comes 950rpm AR A12 14 18L and 1050rpm AR A24L regardless of the compressor frequency However it returns to the normal speed control when the defrosting operation does not function for 240 minutes after releasing the defrost operation or when the outdoor temperature sensor detection value becomes higher than 5 C Over than 12 C Less than 12 C Over than 12 C Less than 12 C Over than 12 C Less than 1...

Страница 36: ...nds after starting up the outdoor fan When the outdoor heat exchanger temperature is lower than 2 C the fan speed switches to 850rpm Upper fan and 750rpm Lower fan on heating mode 05 09 Table 8 Fan speed of the outdoor unit AR A36 45LATN have two fan motors Cooling Heating Upper fan Lower fan 850 780 520 400 350 300 280 rpm 850 780 350 200 170 150 rpm 780 750 350 200 170 150 rpm 780 750 520 350 28...

Страница 37: ... the start up is controlled as shown in Figure 9 Fig 9 Compressor Control at Start up 40Hz 90sec 180sec 270sec 59Hz 05 10 AR A12LATN 18Hz 80Hz 18Hz 120Hz 34Hz AR A14LATN 18Hz 113Hz 18Hz 120Hz 34Hz AR A18LATN 18Hz 113Hz 18Hz 120Hz 34Hz AR A24LATN 18Hz 113Hz 18Hz 120Hz 34Hz 18Hz 77Hz 18Hz 90Hz 31Hz 18Hz 70Hz 18Hz 90Hz 31Hz AR A36LATN AR A45LATN 85Hz 2 2 For AR A36 45LATN The compressor frequency soo...

Страница 38: ...ay Use this timer function to set operating time for each day of the week Operation mode The operating time can be set in 30 min increments only The OFF time can be carried over to next day The ON timer and the OFF timer functions cannot be set with using the weekly timer Both ON and OFF time must be set 2 WEEKLY TIMER 2 1 WEEKLY TIMER Stop mode Stop mode Stop mode Operation mode Operation mode Se...

Страница 39: ...ally after the set day has passed Normal Next day setting If the operating time carries over to the next day during a next day setting the effective DAY OFF range will be set as shown below 2 2 DAY OFF setting 3 TEMPERATURE SET BACK TIMER Stop mode Stop mode Operation mode Stop mode Operation mode Preceding day Next day DAY OFF Stop mode Stop mode Operation mode Stop mode Operation mode DAY OFF Se...

Страница 40: ... 05 13 The most proper opening of the electronic expansion valve is calculated and controlled under the present operating condition based on the following values The compressor frequency the temperatures detected by the discharge temperature sensor the indoor heat exchanger sensor the outdoor heat exchanger sensor and the outdoor temperature sensor Pulse range 60 480 pulse 1 Pulse range of EEV 2 T...

Страница 41: ...e the 3 way valve gas within 1minute after operations stops 4 The LED will go out 3minutes after it stops Disconnect the power supply after confirming that the LED has gone out 1 Press the PUMP DOWN switch SW2 on the outdoor unit The LED on the outdoor unit circuit board starts flashing 1sec ON 1sec OFF repeated and operation stops At this point recovery has not been completed so do not close the ...

Страница 42: ...L 5 17 EXTERNAL ELECTRICAL HEATER CONTROL 05 15 Fig 11 Fresh air control Fig 12 External electrical heater control Operation Stop Operation Stop Fan motor Indoor unit Fan motor for Fresh Air When the room temperature rises When the room temperature drops Ts Setting temperature Heater OFF Heater ON Heater OFF Ts 10 C Ts 1 C Ts 3 C Ts 12 C When the compressor stop External electrical heater is OFF ...

Страница 43: ...ing Defrost Operation 1st time defrosting after starting operation Less than 17 min 17 to 62 min 62 min to 4 hours After 4 hours Does not operate 9 C 5 C 3 C Compressor integrating operation time Compressor contiguous operation time Defrost operation is released when the conditions become as shown in Table 12 Table 12 Defrost Release Condition Operation temperature Below 10 min Above 10 min Less t...

Страница 44: ...tes to below 62 minutes Compressor integrating operation Over 240 minutes Compressor integrating operation Over 62 minutes to below 240 minutes Outdoor heat exchanger temperature Below 9 C Outdoor heat exchanger temperature Below 5 C Compressor integrating operation Over 35 minutes to below 240 minutes Outdoor heat exchanger temperature Below 6 C Compressor integrating operation Over 240 minutes O...

Страница 45: ... will allow the heat exchanger to defrost and then stop In heating operation the outdoor heat exchanger temperature is less than 4 C and compressor operation integrating time lasts for more than 30 minutes and compressor operation contiguous time lasts for more than 10 minutes OFF Defrost Flow Chart Heating operation stop 2 OFF DEFROST END CONDITION Outdoor heat exchanger temperature Over 10 C or ...

Страница 46: ...dity in the room without significantly lowering the room temperature During ECONOMY OPERATION the thermostat setting automatically changes according to the temperature to avoid Unnecessary cooling and heating for the most economical operation If the room is not cooled or heated well during economy operation select normal operation During the monitor period in the AUTO mode the air conditioner oper...

Страница 47: ...en the discharge temperature becomes lower than 100 C the control of the compressor frequency is released When the discharge temperature becomes higher than 115 C the compressor stops 1 2 For AR A36 45LATN OT Control Release 6 5A 6 0A 8 0A 7 5A 8 5A 8 0A 9 5A 9 0A 17 C 12 C The compressor frequency is controlled so that the outdoor unit input current does not exceeds the current limit velue that w...

Страница 48: ... 0A 14 0A 13 5A 14 0A 13 5A Outdoor unit fan speed UP LO T0 0 C 46 C T0 40 C 20 C T0 12 C 40 C T0 31 C 31 C T0 25 C 25 C T0 13 C 13 C T0 7 C 7 C T0 0 C 2 2 For AR A36 45LATN Table 13 2 Current Release Operation Value Release Value 3 ANTIFREEZING CONTROL Cooling and Dry mode The compressor frequency is decrease on cooling dry mode when the indoor heat exchanger temperature sensor detects the temper...

Страница 49: ...ection Control Compressor is OFF Hold AR A12 24LATN The compressor frequency is decreased 2Hz every 60seconds AR A36 45LATN The compressor frequency is decreased 5Hz every 60seconds Release of protection The forced cooling operation starts up when MANUAL AUTO button is pressed more than 10 seconds During the forced cooling operation it keeps operation regardless of detection value of room temperat...

Страница 50: ...6 REFRIGERANT CAUTION R410A R410A INVERTER DUCT type ...

Страница 51: ...and the ser vice port side are possible to open and close at the same time Thermistor vacuum gauge Fig 4 15 To remove moisture from the refrigerating cycle complete ly it is necessary to perform appropriate vacuum drying For that reason vacuum conditions can be confirmed cer tainly Vacuum valve Fig 4 16 This valve builts in a check valve and it is easily possible to vacuum a refrigerating cycle or...

Страница 52: ...del with HFC R407C R410A model If you use existing pipes it may cause resolution of compressor oil by remaining mineral oil 3 8 15 88mm R410A 22 29 19 7 25 R22 R407C R22 R407C R22 R407C 19 4 23 20 27 3 4 19 05mm R410A 24 36 24 29 R22 R407C 23 7 29 24 Material Nominal diameter in 1 4 3 8 1 2 5 8 3 4 7 8 1 1 8 1 1 4 1 1 2 1 3 8 1 6 35 9 52 12 70 15 88 19 05 22 22 28 58 31 75 38 10 34 92 25 40 Outsid...

Страница 53: ...efrigerant charge Do it always from the liquid phase side Don t charge from the gas phase side Compressor oil is changed Be careful to handle synthetic oil since it resolves easily by moisture and contamination Don t mix new synthetic oil and mineral oil It may cause trouble We developed new synthetic oil since HFC refrigerant doesn t dissolve in mineral for R22 oil 06 03 ...

Страница 54: ... It is necessary to use the vacuum pump which can obtain the high vacuum condition Precaution on Tools Feature 2 New Refrigerant has Approx 1 6 times higher pressure than previous refrigerant R410A High Pressure Different point from previous one Diameter of Service port has been changed from 1 4 Flare to 5 16 Flare It requires the gauge manifold and charge hose exclusively for R410A It requires th...

Страница 55: ...hase out schedule of HCFC according to Montreal protocol 1996 2010 2000 2004 2015 2020 2030 60 40 20 100 Year 80 HCFC consumption of 1989 CFC consumption of 1989 x 2 8 65 35 10 0 5 started control only service use total abolition 100 0 06 05 ...

Страница 56: ...emical compound including chlorine and hydrogen ODP 0 02 01 HCFC Hydro Chloro Fluoro Carbon For example R22 for air conditioner R134a for Car air conditioner HFC3 Hydro Fluoro Carbon R407C for air conditioner Refrigerant characteristics R22 Composition wt R22 100 Boiling Point 40 8 Behavior Pressure at 54 5 C kPa 2 151 Temperature Glide deg 0 ODP 0 055 R407C R32 R125 R134a 23 25 52 43 6 zeotrope 2...

Страница 57: ... Pressure Mpa 39 2 27 40 2 32 41 2 38 42 2 44 44 2 57 45 2 63 46 2 69 47 2 76 48 2 83 49 2 90 51 3 04 52 3 11 53 3 18 54 3 26 56 3 41 57 3 49 58 3 57 59 3 65 61 3 82 62 3 90 63 3 99 64 4 08 Desighed pressure of R410A refrigerant Pressure Temp Relation between R410A condensing temperature and saturated pressure Temp Pressure Advantage Disadvantage Suitable for R410A higher system performance Near A...

Страница 58: ... Use better grade of material for sliding parts for securing good lubrication of sliding part as HFC refrigerant does not contain chloride Review insulating materials Increase pressure resistance strength CAUTION During storage due care must be taken so that foreign matters such as dust and water do not enter HEAT EXCHANGER Review the water contaminants controlling level Use thinner tube to increa...

Страница 59: ...7 TROUBLE SHOOTING R410A DUCT type INVERTER ...

Страница 60: ... REMOTE CONTROLLER DISPLAY Pressure switch error Active filter module AFM error CT error Communication error indoor unit remote control Communication error Main PCB Display PCB Communication error Main PCB Display PCB IPM error Compressor rotor location cannot detect permanent stop Compressor temperature sensor error Compressor temperature error 4 way valve error 1 SELF DIAGNOSIS 1 2 5 6 7 8 10 11...

Страница 61: ...neously for 3 seconds or more or there is no key input for 60 seconds to stop the display 2 ERROR CODE HISTORY DISPLAY Up to 16 memorized error codes may be displayed for the indoor unit connected to the remote controller 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 Lower Raise ...

Страница 62: ...ensor error Operation LED Blinking Pattern Normal operation OFF 5sec ON 1sec OFF 0 5sec ON 0 5sec OFF 2sec ON 2sec OFF 0 1sec ON 2sec OFF 0 1sec ON 0 1sec OFF 5sec ON 5sec OFF 2sec ON 5sec OFF 5sec ON 2sec OFF Continuously lighting Protected operation 1sec ON 1sec OFF Pump down operation 0 5sec 0 5sec 2sec ON OFF 1 ERROR DISPLAY Outdoor LED Blink 1 to 16 times 0 5sec ON 0 5sec OFF blinking 7 1 2 O...

Страница 63: ...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 CN14 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 Control If it is DC 0V Contro...

Страница 64: ...ic 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 connection between Outdoor Unit Main PCB and Filter PCB If there is loose connector or open cable Check Point 3 Check the voltage of power supply Check the voltage of power s...

Страница 65: ...OR PIPE TEMP THERMISTOR ROOM TEMP GRAY GRAY BLACK BLACK CN5 CN7 CN8 1 2 1 2 1 2 1 2 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 connector is removed Check erroneous connection Check if t...

Страница 66: ...power ON 1 Connector connection failure 2 Thermistor 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...

Страница 67: ... THERMISTOR HEAT SINK BLACK BBROWN BLACK BLUE BROWN BLACK BLACK Outdoor Heat Exchanger Temperature Sensor Outlet Error Outdoor Unit Main PCB Circuit Heat Exchanger Temperature Thermistor Outlet 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 P...

Страница 68: ...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 and check terminal voltage at Thermistor DC5 0V If the vol...

Страница 69: ...k 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 and check terminal voltage at The...

Страница 70: ...k Outdoor 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 therm...

Страница 71: ...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 volatile memory which kee...

Страница 72: ...tection 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 condition that actual frequency of...

Страница 73: ...plete insulation of the 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 L N Check if Indicated value swings between AC70V and AC130V at Outdoor Unit Terminal 2 3 Check any loose or removed connection l...

Страница 74: ...ther 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 and check terminal voltage at Thermistor DC5 0V If the voltage does not appear replace Main PCB 07 15 For AR A12L 24L For AR A36L 45L THERMISTOR PIPE OUT THERMISTOR DISCHARGE THERMISTOR COMPRESSOR THERMISTOR PIPE MID THERMISTOR OUTDOOR BLACK CN70 CN72 CN73 CN...

Страница 75: ...sure Switch failure 3 Main PCB failure When pressure switch open is detected in 10 seconds after the power is turned on Does abnormal LED indication show again Make sure circuit diagram of outdoor unit and check terminal voltage at Pressure Switch DC5 0V If the voltage does not appear replace Main PCB Check if connector is loose or cable is open If no abnormal connection is found replace Pressure ...

Страница 76: ...he removed connector 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 19 If the Fan Motor is failure replace it Check Point 4 C...

Страница 77: ...omentary 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 Reset Power Supply and operate Does Error indication show again When Input Current Sensor has de...

Страница 78: ...et the power Check Active Filter Module PARTS INFORMATION 3 If Active Filter Module is abnormal replace it Check Point 4 Replace Main PCB If Check Point 1 3 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...

Страница 79: ...or is removed Check erroneous 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 90 degrees the compressor stops After the compressor restarts if the same operation is repeat...

Страница 80: ...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 same operation within 60sec is repeated 3 times in a row compressor and fan motor stops If and repeats ...

Страница 81: ...on ERROR CODE E 20 Trouble shooting 21 INDOOR UNIT INDOOR UNIT Error Method Indicate or Display Detective Actuators Detective details Forecast of Cause OK OK Indoor manual auto switch 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 ...

Страница 82: ...oor 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 19 If the Fan Motor is failure replace it Check Thermistor middle Refer to Trouble shooting 26 If the Thermistor middle is failure r...

Страница 83: ...lace 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 is any equipment causing harmonic w...

Страница 84: ...R THERMISTOR HEAT SINK BLACK BBROWN BLACK BLUE BROWN BLACK BLACK Outdoor Heat Exchanger Temperature Sensor Middle Error Outdoor Unit Main PCB Circuit Heat Exchanger Temperature Thermistor Middle When Heat Exchanger Temperature Thermistor Middle 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 ...

Страница 85: ...at 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 Compressor Thermistor Isn t it fallen off the holder Is there a cable pinched Check characteristics of thermistor Refer to ...

Страница 86: ...Check Point 3 Check the solenoid coil and 4 way valve Remove CN30 from PCB and check the resistance value of coil Resistance value is about 1 4k If it is Open or abnormal resistance value replace Solenoid Coil 07 27 Outdoor Unit No indication Cooling or Dry operation Indoor heat exchanger temp Room temp 10degC Heating operation indoor heat exchanger temp room temp 10degC If the same operation is r...

Страница 87: ...sor Error Outdoor Unit Main PCB Circuit Heat Sink Temperature Thermistor When Heat Sink Temperature Thermistor 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 ...

Страница 88: ...ssor 1 Defective connection of electric components 2 Main PCB failure 3 Compressor failure Check Point 2 Check connection of around the Compressor components OK OK OK OK Check Point 3 Replace Main PCB If Check Point 1 2 do not improve the symptom replace Main PCB Check if connector is removed Check erroneous connection Check if cable is open Upon correcting the removed connector or mis wiring rese...

Страница 89: ...s 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 3 Check Electrical Components Check Voltage of power supply Check AC198 264V appears at Indoor Unit Terminal 1 2 Power Supply Check Fuse in...

Страница 90: ...efective 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 L N YES YES Check Fuse in Main PCB If Fuse is open check loose termin...

Страница 91: ... 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 w...

Страница 92: ...32 Check any objects 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 ...

Страница 93: ...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...

Страница 94: ...d Locked compressor 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 4 If there is no failure the defect of Compressor can be considered Compres...

Страница 95: ...BLACK Compressor Inverter Compressor Check terminal connection of Compressor loose or incorrect wiring Check connection 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 0 73 For AR A12L 14L 18L 0 97 For AR A24L 0 26 For AR ...

Страница 96: ...etween P and N1 of compressor stopping and operating Terminal Resistance value L2 P P N2 L2 L2 Tester Tester Check the diode If it is abnormal replace ACTIVE FILTER MODULE 360k 0 360k 720k 5 4M approx 5 3M approx 5 8M approx 5 4M approx Active Filter Module Remove connector check the open or short circuit and the diode in the module If the output voltage of compressor operating is less than the ou...

Страница 97: ... Outdoor unit Electronic Expansion Valve EEV Check connection of connector CN27 or 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 PCB When Valve ...

Страница 98: ...8 APPENDING DATA R410A INVERTER DUCT type ...

Страница 99: ...1 57 4 01 3 39 1 57 4 27 3 40 1 59 4 40 3 67 1 60 4 67 3 65 1 61 4 93 3 89 1 63 2 93 2 72 1 31 3 26 2 74 1 33 3 37 2 98 1 33 3 59 2 99 1 35 3 70 3 22 1 35 3 93 3 21 1 37 4 15 3 42 1 38 2 16 2 20 1 01 2 40 2 21 1 03 2 48 2 40 1 03 2 65 2 41 1 04 2 73 2 60 1 05 2 89 2 59 1 06 3 06 2 76 1 07 Outdoor temperature Indoor temperature 18 21 23 25 12 15 16 18 32 23 AFR 12 2 27 19 29 21 CDB 10 0 5 10 15 20 ...

Страница 100: ...2 5 24 4 16 1 84 5 40 4 49 1 85 5 72 4 47 1 87 6 05 4 77 1 88 3 12 2 97 1 27 3 47 2 99 1 29 3 59 3 25 1 29 3 83 3 26 1 31 3 95 3 52 1 31 4 18 3 50 1 33 4 42 3 73 1 34 2 22 2 34 0 96 2 47 2 35 0 98 2 56 2 56 0 98 2 73 2 56 0 99 2 81 2 77 1 00 2 98 2 76 1 01 3 15 2 94 1 02 Outdoor temperature Indoor temperature 18 21 23 25 27 29 32 12 21 23 AFR 13 7 15 16 18 19 CDB 10 0 5 10 15 20 25 30 35 40 46 AFR...

Страница 101: ...6 4 66 1 39 4 73 3 58 1 46 5 27 3 60 1 48 5 45 3 92 1 49 5 81 3 93 1 51 5 98 4 25 1 51 6 34 4 23 1 53 6 70 4 50 1 55 4 66 3 55 1 74 5 19 3 57 1 76 5 37 3 88 1 77 5 72 3 90 1 79 5 90 4 21 1 80 6 25 4 19 1 82 6 61 4 46 1 84 3 41 2 96 1 24 3 80 2 98 1 25 3 92 3 24 1 26 4 18 3 25 1 27 4 31 3 51 1 28 4 57 3 50 1 29 4 83 3 72 1 31 2 43 2 53 0 94 2 70 2 54 0 95 2 79 2 76 0 96 2 98 2 77 0 97 3 07 2 99 0 9...

Страница 102: ...4 6 34 1 91 6 10 4 87 2 01 6 80 4 90 2 04 7 03 5 32 2 05 7 50 5 34 2 07 7 73 5 77 2 08 8 19 5 74 2 10 8 65 6 12 2 12 6 32 4 98 2 53 7 04 5 01 2 57 7 28 5 45 2 58 7 76 5 46 2 61 8 00 5 90 2 62 8 48 5 88 2 65 8 96 6 26 2 67 5 13 4 38 2 05 5 71 4 41 2 08 5 91 4 79 2 09 6 30 4 80 2 11 6 49 5 19 2 12 6 88 5 17 2 14 7 27 5 51 2 16 3 66 3 68 1 56 4 08 3 70 1 58 4 22 4 02 1 59 4 50 4 03 1 60 4 64 4 36 1 6...

Страница 103: ... 08 8 85 6 37 3 37 9 86 6 40 3 42 10 19 6 96 3 44 10 86 6 98 3 47 11 20 7 54 3 49 11 87 7 51 3 52 12 54 8 00 3 56 7 05 5 68 2 81 7 85 5 72 2 85 8 12 6 22 2 87 8 65 6 24 2 89 8 92 6 73 2 91 9 46 6 71 2 94 9 99 7 15 2 97 4 98 4 95 2 24 5 54 4 98 2 27 5 73 5 42 2 28 6 11 5 43 2 31 6 30 5 87 2 32 6 68 5 85 2 34 7 05 6 23 2 37 16 18 27 29 32 23 19 21 23 25 18 21 Outdoor temperature 12 15 CDB 10 0 5 20 ...

Страница 104: ...9 15 89 11 22 3 72 11 06 8 84 4 21 12 32 8 89 4 27 12 74 9 67 4 29 13 58 9 70 4 34 14 00 10 48 4 36 14 84 10 44 4 40 15 68 11 12 4 45 8 53 7 62 3 36 9 50 7 66 3 41 9 83 8 33 3 43 10 47 8 36 3 46 10 80 9 02 3 48 11 45 8 99 3 51 12 09 9 57 3 55 6 03 6 44 2 72 6 71 6 48 2 76 6 94 7 04 2 77 7 40 7 06 2 80 7 63 7 63 2 82 8 09 7 60 2 84 8 54 8 09 2 84 15 AFR 35 3 46 25 30 35 40 Indoor temperature Outdoo...

Страница 105: ...ing Dry 18 to 32 C About 80 or less 10 to 46 C Heating 30 C or less 30 C or less 15 to 24 C Operation Range Mode MODEL AR A36 45LATN AO A36 45LATL Indoor temperature Indoor humidity Outdoor temperature Cooling Dry 18 to 32 C About 80 or less 15 to 46 C Heating 15 to 24 C Operation Range Mode 8 2 OPERATION RANGE ...

Страница 106: ...2 m AO A12LACL AO A14LACL Power Supply 230 50 1 Wiring Spec Power Cable Main Fuse Circuit breaker Curren Voltage Frequency 2 Limited wiring length 10 0 3 5 4 0 12 5 4 9 5 9 25 25 36 28 Model Name V Hz A A A Max Operating Current Starting Current mm 2 m AO A18LACL AO A24LACL Power Supply 230 50 1 Wiring Spec Power Cable Main Fuse Circuit breaker Curren Voltage Frequency 2 Limited wiring length 15 0...

Страница 107: ...Current mm 2 m AO A36LATL AO A45LATL Power Supply 230 50 1 Wiring Spec Power Cable Main Fuse Circuit breaker Curren Voltage Frequency 2 Limited wiring length 19 0 5 3 6 0 20 5 15 0 30 17 1 Wiring Spec Selected Sample Selected based on Japan Electrotechnical Standard and Code Committee E0005 2 Limited Wiring length This is the wiring length in case voltage descent is less than 2 When the wiring len...

Страница 108: ...GE TEMP 15A 250V 3 15A 250V Compressor protection Circuit protection OFF 110 C ON After 40 minutes OFF 110 C ON After 7 minutes Current fuse NEAR THE TERMINAL Current fuse MAIN PRINTED CIRCUIT BOARD OFF 100 15 10 C ON 95 15 10 C OFF 110 15 10 C ON 105 15 10 C 20A 250V 5A 250V Model AO A18LACL AO A24LACL Fan motor protection High Pressure protection Thermal protection program High Pressure Switch T...

Страница 109: ...0 20 C ON 110 20 C Fan motor protection Thermal protection program 3 15A 250V Circuit protection Current fuse PCB Model AR A18LATN AR A24LATN OFF 140 20 C ON 110 20 C Fan motor protection Thermal protection program Over current protection 3 15A 250V Circuit protection Current fuse PCB Model AR A18LATN AR A24LATN OFF 115 10 C ON 90 10 C 1 90 0 24A ...

Страница 110: ...e 3 21 00 01 02 03 Factory setting Setting Description Function Number Setting Value Standard Lower control Slightly warmer control Warmer control 31 00 01 02 03 Determine the wind volume in each mode i e applicable range of static pressure refering to TECHNICAL MANUAL 1 2 Setting the Cooler Room Temperature Correction Factory setting Setting Description Function Number Setting Value Standard Lowe...

Страница 111: ... Auto Restart Factory setting Setting Description Function Number Setting Value No Yes 42 00 01 Indoor Room Temperature Sensor Switching Function Only for Wired remote controller If setting value is 00 room temperature is controlled by the indoor unit temperature sensor If setting value is 01 room temperature is controlled by either indoor unit temperature sensor or remote control unit sensor ...

Страница 112: ...isplay flashes as shown to the right during setting value selection 7 After completing the FUNCTION SETTING be sure to turn off the power and turn it on again 5 Press the SET button to confirm the setting Press the 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 co...

Страница 113: ...e ON ON OFF 1 2 3 4 5 6 1 SW setting 1 1 Dual remote controller setting Number of remote controller DIP SW 1 No 2 DIP SW 1 No 2 Master unit Slave unit ON OFF OFF 1 Normal 2 Dual Set the remote controller DIP switch 1 No 2 according to the following table Factory setting Memory backup Invalidity DIP SW No 6 ON Validity OFF Factory setting Set to ON to use batteries for the memory backup if batterie...

Страница 114: ...9 INSTALLATION MANUAL R410A DUCT type INVERTER ...

Страница 115: ... so there are no rises or traps in the hose Use general hard polyvinyl chloride pipe and connect it with adhesive polyvinyl chloride so that there is no leakage When the hose is long install supporters Do not perform air bleeding Always heat insulate the indoor side of the drain hose A CEILING CONCEALED TYPE This Air Conditioner contains and operates with refrigerant R410A and Polyol Ester oil THI...

Страница 116: ...ort on the indoor unit turn the flare nut with your hand To prevent gas leakage coat the flare surface with alkylbenzene oil HAB Do not use mineral oil Control box cover Good Bad Pipe Good Good Bad Lay the piping A CEILING CONCEALED TYPE B FLOOR STANDING CONCEALED TYPE INSTALLING THE COUPLER HEAT INSULATION Body Be sure to overlap the insulation Coupler heat insulation No gap Coupler heat insulati...

Страница 117: ...es or traps in the hose Use general hard polyvinyl chloride pipe and connect it with adhesive polyvinyl chloride so that there is no leakage When the hose is long install supporters Do not perform air bleeding Always heat insulate the indoor side of the drain hose A CEILING CONCEALED TYPE This Air Conditioner contains and operates with refrigerant R410A and Polyol Ester oil THIS PRODUCT MUST ONLY ...

Страница 118: ...it after exposing the pipe After bending the pipe as you want be sure to put the heat insulating pipe back on the pipe and secure it with tape Pipe Heat insulating Pipe Cutter Cut line 2 Centering the pipe against port on the indoor unit turn the flare nut with your hand To prevent gas leakage coat the flare surface with alkylbenzene oil HAB Do not use mineral oil Control box cover OK NO Pipe OK O...

Страница 119: ...nstall heat insulation around the refrigerant piping If the expected humidity level is 70 80 use heat insula tion that is 15 mm or thicker and if the expected humidity exceeds 80 use heat insulation that is 20 mm or thicker If heat insulation is used that is not as thick as specified condensation may form on the surface of the insula tion In addition use heat insulation with heat conductivity of 0...

Страница 120: ...le local and national codes RECOMMENDED RANGE OF EXTERNAL STATIC PRESSURE 30Pa to 150Pa Mode Setting condition Static pressure range 1 Normal 30 g P g 40 2 High static pressure 1 56 g P g 65 3 High static pressure 2 95 g P g 105 4 High static pressure 3 142 g P g 150 CAUTION If the applicable static pressure does not match the static pressure mode the static pressure mode may be changed to another...

Страница 121: ...he refrigerant piping is expected to exceed 70 install heat insulation around the refrigerant piping If the expected humidity level is 70 80 use heat insula tion that is 15 mm or thicker and if the expected humidity exceeds 80 use heat insulation that is 20 mm or thicker If heat insulation is used that is not as thick as specified condensation may form on the surface of the insula tion In addition...

Страница 122: ...ressure mode may be changed to another mode automatically CHECK ITEMS 1 Is operation of each button on the remote control unit nor mal 2 Does each lamp light normally 3 Do not air flow direction louvers operate normally 4 Is the drain normal 5 Is there any abnormal noise and vibration during operation Do not operate the air conditioner in the running state for a long time To end test operation pre...

Страница 123: ... phases and always charge from the liquid phase side whose composi tion is stable 4 Add refrigerant from the charging valve after the com pletion of the work 5 If the units are further apart than the maximum pipe length correct operation can not be guaranteed R410A 3 POWER WARNING 1 The rated voltage of this product is 220 240 V a c 50 Hz 2 Before turning on verify that the voltage is within the 1...

Страница 124: ...al Let the customer keep this installation instruction sheet because it is used when the room air conditioner is serviced or moved Name and Shape Q ty Application For outdoor unit drain piping work 1 Drain pipe MAX 25 m 30 m Pipe length MIN 5 m 15 m 20 m Maximum height between indoor and outdoor Model Type 18 000 BTU h class 24 000 BTU h class 3 Since the drain water flows out of the outdoor unit ...

Страница 125: ...l installation work is complete 6 Do not purge the air with refrigerants but use a vacuum pump to vacuum the installation 7 There is not extra refrigerant in the outdoor unit for air purging 8 Use a vacuum pump for R410A exclusively 9 Using the same vacuum pump for different refrigerants may damage the vacuum pump or the unit 0 Use a clean gauge manifold and charging hose for R410A exclusively A I...

Страница 126: ...disconnect the power supply after opening the closed valves both liquid and gas Reconnect the power supply after 2 3 minutes and be sure to perform a test operation for cooling 3 way valve Liquid 3 way valve Gas WARNING 1 Before starting work check that power is not being supplied to all poles of the indoor unit and outdoor unit 2 Match the terminal board numbers and connection cord colors with th...

Страница 127: ...user or damage to property 1 UTB YU GU XU only 2 Use only if the remote controller cord must be modified for the indoor unit model For the air conditioner to operate satisfactorily install it as outlined in this installation instruction sheet Installation work must be performed in accordance with national wiring standards by authorized personnel only Do not turn on the power until all installation...

Страница 128: ...rews Fig 3 2 SETTING THE DIP SWITCHES Set the remote controller DIP switches DIP switch 1 Example NO SW state OFF ON 1 2 3 Follow the selection in Invalidity FUNCTION SETTING 4 5 6 Invalidity Validity DIP switch 1 Detail Cannot be used Do not change Dual remote controller setting Refer to 2 DUAL REMOTE CONTROLLERS in 3 SPECIAL INSTALLATION METHODS Filter reset operation and filter display Cannot b...

Страница 129: ...sing a single remote controller Depending on the model some indoor units cannot be con nected for group control Some functions may become unusable depending on the com bination of the indoor units that are connected in a group 1 Wiring method indoor unit to remote controller Number of remote controllers Master unit Slave unit 1 Normal 2 Dual DIP SW 1 No 2 OFF OFF DIP SW 1 No 2 ON 1 2 3 1 2 3 1 2 3...

Страница 130: ...TH FR SA Unit number Error code Ex Self diagnosis Error code 1d 1c Content Incompatible indoor unit is connected Indoor unit remote controller communication error Unit number C0 C0 5 TURNING ON THE POWER 1 Check the remote controller wiring and DIP switch settings 2 Install the front case When installing the front case connect the connector to the front case in 2 REMOTE CONTROLLER SETTING 3 Check ...

Страница 131: ...oor unit B Indoor unit remote controller setting room temperature sensor selection The temperature sensor of the indoor unit or the remote controller can be used to detect the room temperature 1 Enable the room temperature sensor selection in FUNCTION SETTING which will be described later 2 Press the THERMO SENSOR button for 5 seconds or more to select the temperature sensor of the indoor unit or ...

Страница 132: ...ure buttons to select the setting value The display flashes as shown to the right during setting value selection 5 Press the SET button to confirm the setting Press the 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...

Страница 133: ...1116 Suenaga Takatsu ku Kawasaki 213 8502 Japan June 2007 Printed in Japan ...

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