Fujitsu AB*A12 Service Manual Download Page 19 | Manualshive

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Fujitsu AB*A12 Service Manual Download Page 19

02-06

2-1-5 Network Convertor Circuit Board

1. Network convertor (UTR-YRDA)

Forbidden
Wired remote controller  validity / invalidity
External input  validity / invalidity
External input select edge / pulse
Auto changeover  validity / invalidity
Auto restart  validity / invalidity
Refrigeration circuit address 1

SWITCH POSITION

Indoor unit control method

Number of connected indoor units

Refrigeration circuit address 2

DIP SW

1
2
3
4
5
6
7
8
1
2
1
2

Network convertor (UTR-YRDA)

SW 103

SW 107

SW 109

1
2

Rotary SW

Push SW

SW 108

SW 110
SW 111

Software reset

SW 104

SW111

SW109

SW103

SW107

SW110

SW108

D129

SW105

SW101

SW102

SW104

CN109

CN108

CN105

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18
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20
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Summary of Contents for AB*A12

Page 1: ...DESIGN BY TAKASHI UTSUMI Variable Refrigerant Flow System Multi Air Conditioning System for Buildings SERVICE MANUAL TM ...

Page 2: ...it 2 4 2 Indoor Unit COMPACT WALL MOUNTED 1 2 3 Test Run From Remote Controller 02 01 02 01 02 03 02 04 02 11 02 11 02 14 02 15 02 15 02 18 02 22 02 36 02 36 02 38 01 01 01 03 01 03 01 04 01 04 01 06 2 1 4 Central Remote Controller Circuit Board 02 05 2 1 5 Network Convertor Circuit Board 02 06 2 1 6 Signal Amplifier Circuit Board 02 08 2 1 7 Group Remote Controller Circuit Board 02 09 2 1 8 Exter...

Page 3: ...LIST 4 OUTDOOR UNIT OPERATION CONTROL 4 2 COMPRESSOR OPERATION 04 01 04 02 04 02 04 03 4 2 4 Oil Return Control 4 2 3 Frequency Range of Start Stop and Operation 4 2 2 Capacity Control 04 02 4 2 1 Operation Stop Condition 4 2 5 Compressor Sequence Operation 04 03 04 04 4 5 SPECIAL OPERATION 04 06 04 06 04 07 4 5 2 Oil Balance Operation 4 5 1 Oil Recovery Operation 4 6 PROTECTIVE FUNCTION 04 10 04 ...

Page 4: ...02 06 03 06 04 06 04 6 2 4 Trouble Level of System 6 2 3 Outdoor Unit Display 6 2 2 Remote Controller 6 3 TROUBLE SHOOTING 06 05 06 06 06 07 06 08 6 3 3 Trouble Shooting With Error Code OUTDOOR UNIT 6 3 2 Trouble Shooting With Error Code INDOOR UNIT 6 3 1 How to Trouble Shoot From the Symptom 6 3 4 Trouble Shooting With No Error Code 6 3 5 Trouble Shooting for Optional Parts 06 08 06 09 06 20 06 6...

Page 5: ...GRAM 7 APPENDING DATA 7 3 WIRING DIAGRAM 7 3 1 Indoor Unit 07 01 07 05 07 05 07 08 07 08 7 4 OUTDOOR INTERNAL LAYOUT 7 3 2 Outdoor Unit 07 21 07 25 7 5 MODEL DESIGNATION 07 30 8 2 INDOOR UNIT 8 1 OUTDOOR UNIT 8 DISASSEMBLY ILLUSTRATION PARTS LIST 08 01 08 23 8 3 STANDARD ACCESSORIES UNIT 08 23 ...

Page 6: ...1 TEST RUN ...

Page 7: ...nits and indoor units In the same refrigerant system difference in height between outdoor unit and outdoor unit In the same refrigerant system difference in height between indoor units and indoor units INSTALLATION MANUAL 2 1 SELECTING THE MOUNTING POSITION INSTALLATION MANUAL SELECTION THE MOUNTING POSITION Compact Duct Type SELECTION THE MOUNTING POSITION Duct Type SELECTION THE MOUNTING POSITIO...

Page 8: ... specifications There are not miss wiring and breaking of wire The wiring length is within the limits of specifications Use the transmission cable as per specifications There are not miss wiring and breaking of wire for each indoor unit and outdoor unit Use the terminal resistor that came with the master unit Use the remote controller cable as per specifications Connect the remote controller cable...

Page 9: ...aust air temperatures Intake exhaust air temperature differential is 10 and over Cooling 15 and over Heating Operate one indoor unit Fan rotation Check the operation in each fan mode Abnormal noise and abnormal vibration There are no abnormal noise or abnormal vibration Water drain Check the indoor units for water leaks Drain the water without accumulating Check intake and exhaust air temperatures...

Page 10: ...N OFF Heating test run ON ON Normal operation ON OFF SW1 1 SW1 2 OFF ON or ON OFF OFF OFF SW1 1 SW1 2 OFF OFF or ON ON OFF ON SW1 1 SW1 2 OFF ON or ON OFF ON ON SW1 1 SW1 2 Stop the indoor unit Push the button and button simultaneously for more than two seconds The air conditioner will start to conduct a test run and will display on the remote controller display However the setting button does not...

Page 11: ...select the desir ed central control number then go to 3 When All control mode is selected go directly to 3 Press TEST and will light up The operation setting is applied to the selected units Press to send the signal and test run setting is sent to the indoor unit will flash as the signal is being transmitted 1 2 3 4 1 2 3 4 SELECT 01 05 UTB YCA GCA button button and Stop the indoor and outdoor uni...

Page 12: ...run signal is transmitted from the outdoor unit 1 Whether state of the indoor unit operates or stops All units in the same refrigerant system will start to conduct a test run in accordance with the operation mode set by DIP SW 1 1 and SW 1 2 of outdoor unit see 1 2 2 2 Test running initialization is shown below Fan speed Hi Hi Room Temperature Indication 18 30 Hi Hi 18 30 Vertical Air Direction Pa...

Page 13: ...2 FUNCTION OF PRINTED CIRCUIT BOARD ...

Page 14: ...fan speed switch 2 3 Forbidden Indoor unit fan speed switch 3 4 External input select edge pulse 1 Forbidden Indoor unit model code 2 Forbidden Indoor unit model code 3 Forbidden Indoor unit model code 4 Forbidden Indoor unit model code 1 Wireless remote controller custom code switch 1 2 Wireless remote controller custom code switch 2 3 Outdoor unit series setting 4 Draft prevention setting switch...

Page 15: ...te controller custom code switch 1 2 Wireless remote controller custom code switch 2 3 Outdoor unit series setting 4 Refrigerant type 1 Indoor unit address switch 2 2 Indoor unit address switch 3 3 Forbidden 4 Forbidden 1 Refrigerant circuit address switch 2 2 Refrigerant circuit address switch 3 3 Refrigerant circuit address switch 4 4 Forbidden Indoor unit address switch 1 Refrigerant circuit ad...

Page 16: ...unit address setting switch 1 4 Outdoor unit address setting switch 2 1 Number of slave unit connection 1 2 Number of slave unit connection 2 3 4 Error reset Forbidden Forbidden 1 Cooling capacity shift switch 1 2 Cooling capacity shift switch 2 3 Heating capacity shift switch 1 4 Heating capacity shift switch 2 1 Pipe length switch 1 2 Pipe length switch 2 3 Forbidden 4 Forbidden 1 System type sw...

Page 17: ...emote controller DIP Switch Front case back side ON OFF 1 2 3 4 5 6 ON OFF 1 2 3 4 5 6 DIP switch ON OFF 1 2 3 4 5 6 DIP switch Wired simple remote controller DIP SW Dual remote controller setting Group control setting Model setting Auto changeover setting 1 2 3 4 5 6 Memory backup setting Wired remote controller only MODEL UTB UB ...

Page 18: ...ion validity invalidity Central remote controller SW 2 Filter sign indication ON OFF Forbidden Forbidden Memory backup setting ON OFF Initial setting External input validity invalidity External input select edge pulse Forbidden Forbidden Forbidden Forbidden SW 3 SW 42 Temperature display C F o o Central remote controller UTB YCA UTB GCA ...

Page 19: ...idity invalidity Auto restart validity invalidity Refrigeration circuit address 1 SWITCH POSITION Indoor unit control method Number of connected indoor units Refrigeration circuit address 2 DIP SW 1 2 3 4 5 6 7 8 1 2 1 2 Network convertor UTR YRDA SW 103 SW 107 SW 109 1 2 Rotary SW Push SW SW 108 SW 110 SW 111 Software reset SW 104 SW111 SW109 SW103 SW107 SW110 SW108 D129 SW105 SW101 SW102 SW104 C...

Page 20: ...Forbidden Service pin It is used for the commissioning It is used for the initial setting It is used to display the mode of the network convertor mode It is used for the back up battery setting It is used for the initial setting The CPU will be reset Set button Forbidden JP1 Jumper switch Back up battery D19 LED Forbidden SWITCH POSITION SW3 SW4 JP1 SW7 SW2 SW1 D19 SW8 ...

Page 21: ...itch Push switch Push switch Push switch Reset button Mode button Details Type Forbidden Forbidden It is used for the initial setting It is used for the initial setting It is used to display the mode of the signal amplifier It is used for the initial setting The CPU will be reset Set button D19 LED Forbidden Signal amplifier UTR YRPC ...

Page 22: ...02 09 2 1 7 Group Remote Controller Circuit Board Group remote controller DIP SW Memory backup setting Forbidden 1 2 Group remote controller UTB YDA GDA ON ON OFF DIP SW 1 2 Front case back side ...

Page 23: ...OFF ON DIP SW 1 2 3 4 5 6 External switch controller SW 1 Delay time setting Special installation methods MODE setting 1 2 3 4 5 6 SW 2 Operation mode setting of parameter setting 1 P1 1 2 3 4 5 6 Setting contact input of SW1 at MODE 0 SW 3 Operation conditions 1 2 3 4 5 6 SW 4 Operation mode setting of parameter setting 2 P2 1 2 3 4 5 6 Setting contact input of SW2 at MODE 0 SW 5 Forbidden ...

Page 24: ...N13 DISPLAY CN14 E E VALVE CN15 FLOAT SW CN16 MOTOR F BACK CN17 REMOCON CN18 TEST CN19 R TH CN20 P TH CN21 S TH CN22 EX OUT1 CN23 EX OUT2 CN24 EX OUT3 CN25 FLASH CN26 COMMUNICATION PWB CN27 EX IN CN101 NETWORK CN201 COMMUNICATION SW1 FUNCTION 1 SW2 FUNCTION 2 SW3 FUNCTION 3 SW4 FUNCTION 4 SW5 FUNCTION 5 SW6 INDOOR UNIT ADDRESS SWITCH 1 SW7 INDOOR UNIT ADDRESS SWITCH 2 SW8 REFRIGERATION CIRCUIT ADD...

Page 25: ...F BACK CN14 REMOCON CN15 TEST CN16 R TH CN17 P TH CN18 S TH CN19 EX OUT1 CN20 EX OUT2 CN21 EX OUT3 CN22 FLASH CN23 COMMUNICATION PWB CN24 EX IN CN25 NETWORK CN26 COMMUNICATION SW1 FUNCTION 1 SW2 FUNCTION 2 SW3 FUNCTION 3 SW4 FUNCTION 4 SW5 FUNCTION 5 SW6 INDOOR UNIT ADDRESS SWITCH 1 SW7 INDOOR UNIT ADDRESS SWITCH 2 SW8 REFRIGERATION CIRCUIT ADDRESS 1 SW9 REFRIGERATION CIRCUIT ADDRESS 2 SW10 REMOTE...

Page 26: ...10 EX IN CN11 P TH R TH P TH EX OUTPUT CN12 COMMUNICATION PWB COMMUNICATION CN13 E E VALVE CN14 CN15 FAN MOTOR CN16 CN17 CN18 S TH SW8 S VALVE NETWORK SW1 FUNCTION 1 FUNCTION 2 FUNCTION 3 SW2 SW3 SW4 REMOTE CONTROLLER ADDRESS INDOOR UNIT ADDRESS SWITCH 2 3 INDOOR UNIT ADDRESS SWITCH 1 SW5 REFRIGERATION CIRCUIT ADDRESS 2 4 REFRIGERATION CIRCUIT ADDRESS 1 SW6 SW7 ...

Page 27: ... V 8 1 CN25 COMP 2 CN26 COMP 3 CN27 TH 1 CN19 TH 5 CN28 FLASH R W CN29 E E V1 CN30 E E V2 INVERTER 1 INVERTER 2 CN31 CN32 CN33 P SEN H CN34 P SEN L CN35 CT1 CN36 CT2 CN38 TH 2 CN45 TH 3 CN46 TH 4 CN48 EXT OUTPUT 2 CN49 EXT OUTPUT 1 CN50 EXT INPUT 1 CN51 COMMUNICATION PWB CN52 EXT INPUT 2 SW 1 FUNCTION 1 SW 2 FUNCTION 2 SW 3 FUNCTION 3 SW 4 FUNCTION 4 SW 5 FUNCTION 5 SW 6 FUNCTION 6 SW 7 FUNCTION 7...

Page 28: ...he unit on floor position in order to correct the temperature defference between human around and floor side Room temperature correct coefficient of cooling Refrigerant type Selecting refrigerant type SW2 setting HEATING TEMPERATURE CORRECTION Coefficient value OFF ON 4 deg SW1 3 SW1 4 8 deg OFF ON OFF 0 deg OFF 2 deg ON ON Factory setting COOLING TEMPERATURE CORRECTION Coefficient value 0 deg SW2...

Page 29: ...Duct Type Low Static Pressure Duct type ARXB25 ARXB30 ARXB36 ARXB45 ARXA25 ARXA30 ARXA36 ARXA45 SW 3 1 OFF OFF OFF OFF SW 3 2 OFF OFF OFF OFF SW 3 3 OFF OFF OFF OFF High Static Pressure Duct type ARXC36 ARXC45 ARXC60 ARXC90 SW 3 1 OFF OFF OFF OFF SW 3 2 OFF OFF OFF OFF SW 3 3 OFF OFF OFF OFF Floor Ceiling Type AB A12 AB A14 AB A18 SW 3 1 OFF OFF OFF SW 3 2 OFF OFF OFF SW 3 3 OFF OFF OFF Ceiling Ty...

Page 30: ... pulse SW3 4 External input select OFF ON Edge Pulse Factory setting This switch is used to select the format of external input command as shown in the table below 7 9 12 14 18 20 25 24 30 36 45 54 60 90 SW 4 1 OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF SW 4 2 OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON OFF SW 4 3 OFF OFF OFF OFF ON ON ON ON OFF OFF OFF OFF ON SW 4 4 OFF OFF OFF OFF OFF OFF OFF O...

Page 31: ...ress in the remote controller group is set Set the remote controller address in the 0 1 2 15 order Blank is not allowed SW6 7 setting Rotary SW 6 Description Remarks Indoor unit address SW 1 Indoor unit address the first digit 7 Indoor unit address SW 2 Indoor unit address the second digit Rotary SW 8 9 Description Remarks Refrigerant circuit address SW 1 Refrigerant circuit address SW 2 Refrigera...

Page 32: ...del code setting switch Never change at the site The model code information corresponding to each model is provided with the switch OFF SW2 1 SW2 2 OFF ON ON OFF ON OFF ON AS E07 AS E09 AS E12 AS E14 External input select Pulse SW1 4 ON Edge OFF Factory setting Factory setting SW2 setting DIP SW 1 3 setting forbidden SW 1 3 OFF Factory setting DIP SW 2 3 setting forbidden SW 2 3 OFF Auto restart v...

Page 33: ... series 1 Press the MASTER CONTROL button for more than five seconds to start the code change 2 Press the or button to select the desired code 3 Press the MASTER CONTROL button again to end the code change A B C D SW4 setting Refrigerant type Selecting refrigerant type REFRIGERNT TYPE Refrigerant type R410A R22 SW3 4 ON R407C OFF Factory setting Factory setting Factory setting Indoor unit address ...

Page 34: ... refrigerant circuit address conversion table When the indoor unit is wired by remote controller group to identity the indoor unit in the remote controller group the number remote controller address in the remote controller group is set Set the remote controller address in the 0 1 2 15 order Blank is not allowed REFRIGERANT CIRCUIT ADDRESS SWITCH Factory setting 0 Rotary SW SW6 Description Remarks...

Page 35: ...ling protection fan mode Sequential start shift switch 1 SW 8 SW 9 Outdoor unit capacity switch 2 Outdoor unit address switch 1 Outdoor unit address switch 2 Number of slave unit Number of slave unit Forbidden Forbidden Error reset Cooling capacity shift switch 1 Cooling capacity shift switch 2 Heating capacity shift switch 2 For heat pump type DIP SW Test run Heating For heat pump type Rotary SW ...

Page 36: ... Normal operation ON OFF Cooling test run OFF OFF or ON ON ON OFF Heating test run ON ON Normal operation SW1 3 Pump down operation Remarks OFF Release ON Operate OFF Remarks Factory setting Factory setting Factory setting ON OFF SW1 1 SW1 2 OFF ON or ON OFF OFF OFF SW1 1 SW1 2 OFF OFF or ON ON OFF ON SW1 1 SW1 2 OFF ON or ON OFF ON ON SW1 1 SW1 2 ON ON OFF OFF ON ON OFF Remarks OFF ON ON OFF Soun...

Page 37: ...4 2 Number of slave unit OFF ON OFF OFF OFF ON ON 0 1 2 Forbidden ON Set the Dip SW to correspond to the outdoor unit capacity Set the Dip SW to correspond to the outdoor unit address Set the Dip SW to correspond to the number of slave unit In the event of compressor failure etc error information is stored in PCB After repairing the parts and turn ON the power set the DIP SW for reset the error No...

Page 38: ... SW 5 4 SW 5 3 OFF OFF ON OFF HEATING CAPACITY SHIFT SW Factory setting OFF ON ON ON Capacity shift Normal mode Save energy mode High power mode 1 High power mode 2 SW7 setting System type of the outdoor unit Setting for master and slave unit The system type of the outdoor unit can be selected by setting up SW7 1 and SW7 2 as follows If the total capacity of the connected indoor units is less than...

Page 39: ...t Connector Cool or Heat Compressor ON DC12V Compressor OFF Normal Error 0V DC12V 0V Select switch OFF Remote controller priority ON External Input priority SW10 setting Factory setting ROTARY SWITCH SETTING setting for each unit EXTERNAL INPUT AND OUTPUT only for master unit Dip SW 10 1 10 2 10 3 10 4 setting forbidden SW10 1 OFF SW10 2 OFF SW10 3 OFF SW10 4 OFF Set the refrigerant circuit addres...

Page 40: ...f indoor unit connection One Multiple This is switched according to the number of connected indoor units 1 2 3 1 2 3 1 2 3 Remote controller Remote controller cable Indoor unit Slave unit Master unit When ground wire is necessary Remote controller Remote controller cable Indoor unit 2 Indoor unit 1 Indoor unit 0 Indoor unit 3 When ground wire is necessary 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 Auto changeo...

Page 41: ...unit Temperature display is centigrade Fahrenheit C For validity invalidity the wired simple and wireless remote controller operation prohibit function Factory setting Factory setting Factory setting SW2 SETTING F RC operation prohibit function validity invalidity For validity invalidity the external input function Factory setting External input select edge pulse Select the external input command ...

Page 42: ...talling the central remote controller this switch must be set to ON factory setting OFF OFF ON At the time of shipment the battery is turned off to avoid electricity consumption Be sure to set this switch to ON SW42 Initial setting button Factory setting This switch is used when initializing the central remote controller ...

Page 43: ...n conditions will be displayed on the control unit Therefore the indoor unit may enter the operation standby condition as described below Ex 1 If FAN setting is selected from the control unit the LED on the indoor unit will flash and the unit will enter the operation standby condition Select another operation mode to clear the standby condition Ex 2 If an operation mode that is different from a cu...

Page 44: ...nvalidity validity Factory setting Factory setting 5 DIP SW109 setting 2 DIP SW103 5 6 7 8 Setting the number of connected indoor units Table 4 Connected indoor units setting Number of connected Indoor unit Number of connected Indoor unit OFF OFF OFF OFF OFF OFF OFF ON OFF OFF ON OFF 1 2 3 4 5 6 OFF OFF ON ON OFF ON OFF OFF OFF ON OFF ON DIP SW 103 5 6 7 8 OFF ON ON OFF OFF ON ON ON ON OFF OFF OFF...

Page 45: ...ifferent signal amplifiers communica tion cannot occur 5 Press the set button SW4 to set the selected address Ex Address No 5 is set 6 Turn the power off and on or press the reset button SW7 to exit the address setting mode and return to the normal mode If an address setting error occurs is displayed on the right side of the D19 LED display the address will not be set Perform address setting again...

Page 46: ...g 3 External switch controller and remote controller or dual external switch controllers setting Number of remote controllers DIP SW1 No 4 DIP SW1 No 5 DIP SW1 No 4 DIP SW1 No 5 Master controller Slave controller ON ON ON OFF OFF OFF One controller One controller controller Two controllers Two controllers Set the external switch controller DIP switch No 1 4 1 5 according to the following table Fac...

Page 47: ...nvalidity OFF ON HIGH ON OFF MID ON ON LOW 1 Setting of SETBACK turns back the operation state to that of before switching parameter setting Example on the right shows that the operation state is set back to before switching to P1 setting 2 Do not set the operation mode HEAT or the setting temperature 16 C or 17 C for COOLING ONLY MODEL These settings do not function 3 Units cannot operate correct...

Page 48: ...ity OFF ON COOL ON OFF HEAT ON ON Not setting Fan speed SW5 3 SW5 4 OFF OFF invalidity OFF ON HIGH ON OFF MID ON ON LOW 1 Setting of SETBACK turns back the operation state to that of before switching parameter setting Example on the right shows that the operation state is set back to before switching to P1 setting 2 Do not set the operation mode HEAT or the setting temperature 16 C or 17 C for COO...

Page 49: ...e of Edge input CONNECTOR INPUT SIGNAL COMMAND Ch1 of CN27 RED OFF ON ON OFF Operation Stop 1 2 CN 27 RED 3 Ch 2 Ch 1 Ch1 of CN27 3 In the case of pulse input CONNECTOR INPUT SIGNAL COMMAND OFF ON Operation Stop CN27 RED Ch1 Ch2 OFF ON On On Off Remote Controller Indoor Unit NOTE 1 The last command has priority 2 The indoor units within the same remote controller group operates in the same mode 3 ...

Page 50: ...r unit 1 2 CN 22 WHITE Operation Indicator 12V Error Fan run 3 Parts Following cord service parts is required Please use the parts number shown below to order the cord from your sales representative Name and shapes Q ty Parts No 1 1 EXTERNAL INPUT WIRE EXTERNAL INPUT WIRE 9368778002 9368779009 2 Error display 3 Inter locking output with indoor unit fan EX Used for inter lock energize for exhaust f...

Page 51: ...n Stop Ch1 Ch2 OFF ON On On Off Remote Controller Indoor Unit NOTE 1 The last command has priority 2 The indoor units within the same remote controller group operates in the same mode 3 The wire connection should be separate from the power cable line Operation Stop CN9 On Off Indoor Unit Operation On Off Ch1 Input Ch2 Input The width of pulse must be longer than 200msec Stop A twisted pair cable 2...

Page 52: ...s representative Name and shapes Q ty Parts No 1 1 EXTERNAL INPUT WIRE EXTERNAL INPUT WIRE 9368778002 9368779009 Usage For output port For control input port Operation display Output voltage Hi DC12V 2V Permissible current 15mA Lo 0V Stop 0V 1 2 If the external indicator has malfunction due to noise please insert a ceramic capacitor 0 1 F 25V or more near the input port of the equipment The output...

Page 53: ... unit only P C B CONNECTOR INPUT SIGNAL STATUS CN50 YELLOW OFF ON REMARKS OFF ON CN50 need to be ON CN52 GREEN Remote Controller priority External input priority Cooling priority Heating priority CONNECTOR OUTPUT VOLTAGE STATUS CN48 BLUE Stop Operation 0V 12V 3 Crank case heater Master unit only 1 2 3 4 CN 16 GREEN Following cord service parts is required Please use the parts number shown below to...

Page 54: ...oller Input select can be set in environmental set up Please refer to PC Controller s setting manual In the case of Edge input CONNECTOR INPUT SIGNAL COMMAND CN9 RED All ON All OFF OFF ON ON OFF On Off CN9 Ch1 Indoor Unit All ON All OFF In the case of Pulse input DipSW2 2 Input select Edge Pulse ON ON CN9 Ch2 OFF ON Ch1 CONNECTOR INPUT SIGNAL COMMAND CN9 RED All ON All OFF OFF ON Ch1 Ch2 OFF ON Al...

Page 55: ...splay This output indicates the indoor unit s Normal or Error status open short CN1 WHITE All of indoor units Normal At least one more indoor units Error CONNECTOR OUTPUT SIGNAL STATUS Ch2 Indoor Unit Error Normal short open CN1 Ch2 3 Parts Following cord service parts is required Please use the parts number shown below to order the cord from your sales representative 9368779009 1 Necessary to ins...

Page 56: ...ation All stop 3 In the case of Pulse input DIP SW108 2 Input select Edge Pulse ON ON CN105 Ch2 OFF ON Ch1 CONNECTOR INPUT SIGNAL COMMAND CN105 RED All operation All stop OFF ON Ch1 Ch2 OFF ON All stop On Off On Off The width of pulse must be longer than 200ms Ch2 3 2 1 P C B Ch1 CN105 RED CN108 BLK CN109 EXT IN EXT OUT1 EXT OUT2 3 2 1 1 2 3 1 2 3 The connector positions and pin number of network ...

Page 57: ...indoor units Normal At least one more indoor units Error CONNECTOR STATUS Indoor Unit Error Normal CN109 WHITE 3 Parts Following cord service parts is required Please use the parts number shown below to order the cord from your sales representative 9368779009 Name and shapes Q ty Parts No 1 EXTERNAL INPUT WIRE 1 2 1 Always insert a diode on both ends of relay coil 2 Pin 2 Pin 3 Max 15V 50mA OUTPUT...

Page 58: ...3 INVERTER CONTROL ...

Page 59: ...orm DC to AC As a generic term the equipment that varies the output Frequency or Voltage is normally called as Inverter AC Filter PCB Current Transformer Current Transformer Current Transformer Main Control IGBT Module Smoothing Capacitor IGBT Compressor VOLTAGE CONVERSION Converter Coil Power Relay Resistor Thermistor Transform AC into DC by Converter rectification DC electricity Smoothing by Smo...

Page 60: ...l General consideration Sinewave Inverter For V series PWM Control System The motor needs a sign wave input The pulse width of the DC voltage from the converter is varied and cut out by the switching at the inverter as shown in the figure and the motor rotation is controlled by the quasi sign wave that is created by varying it to the desired average voltage Rectangularwave Inverter PWM Control Sys...

Page 61: ...tal current value decrease of the outdoor unit is detected during the compressor operation They control the serge current when turning on outdoor unit power and they prevent destruction of the parts from the serge current 3 2 4 Coil Reactor 3 2 5 Smoothing Capacitor 3 2 6 IGBT Insulated Gate Bipolar Transistor It conditions the current waveform and removes the noise This is used to remove the ripp...

Page 62: ...4 OUTDOOR UNIT OPERATION CONTROL ...

Page 63: ...lectronic expansion valve 1 EEV coil Operating voltage DC12V Electronic expansion valve 2 EEV coil Operating voltage DC12V Solenoid valve 1 Hot gas bypass AC220 240V 50Hz 6W Solenoid valve 2 Receiver tanker liquid level adjustment AC220 240V 50Hz 6W Solenoid valve 3 Receiver tanker liquid level detection AC220 240V 50Hz 6W Solenoid valve 4 Master unit Refrigerant flow control AC220 240V 50Hz 8W So...

Page 64: ...mbining the operation of DC inverter scroll compressor and the constant speed scroll compressor the amount of required refrigerant circulation acceding to cooling and heating load can be supplied from compressor efficiently In order to make the evaporation pressure of the indoor unit at the proper pressure on a variety of operations capacity of the compressor will be controlled by low pressure sen...

Page 65: ...equency Time 0 60Hz 30sec 60sec Hold Target frequency Holding time at 60Hz is as follows Target frequency 60Hz Holding time is 30 sec Target frequency 60Hz Holding time is 60 sec Upon 60sec hold if the difference between discharge temperature sensor and the high pressure saturation temperature that was calculated from high pressure sensor detection value is higher than 10degC the capacity is incre...

Page 66: ... 0 0 0 Master Slave1 Slave2 Starting sequence Stop sequence 0 3 0 1 4 0 2 5 3 0 1 0 0 2 0 0 Master Slave1 Slave2 Starting sequence Stop sequence 0 2 0 0 3 0 1 4 4 0 1 3 0 2 0 0 Master Slave1 Slave2 0 3 5 0 2 0 1 4 3 0 0 2 0 1 0 0 Master Slave1 Slave2 Starting sequence Stop sequence 0 1 0 0 2 0 0 3 5 0 1 3 0 2 4 0 Master Slave1 Slave2 Starting sequence Stop sequence 0 0 0 0 0 0 0 1 2 7 1 4 6 3 5 0 ...

Page 67: ...of step High pressure saturation temperature Target high pressure temperature and inverter heatsink temperature 75 The thermistor is built in the inverter PCB High pressure saturation temperature Target high pressure temperature About 10 It depends on the outdoor air temperature Or inverter heatsink temperature 80 4 3 FAN CONTROL 4 3 1 Cooling operation Step 1 Step 1 Step 2 Step 3 Step 4 Step 5 St...

Page 68: ... necessary to recover the oil back into the outdoor unit for a certain time interval in order to prevent compressors from damaging due to lack of lubrication oil During the oil recovery operation appears on the display of wired and central remote controller and appears on the simple remote controller The operation indicators LED of the indoor units flash slowly Operating compressor 2 compressors o...

Page 69: ...r Open for 1 min Accumulated time of compressor operation 20 min After oil recovery and defrost operation when discharge SH is15 or more Master Operation Slave 1 Operation or stop Slave 2 Operation or stop SV7 Slave2 and SV6 Master Open for 1 min Oil is recovered to the master unit by operation b Oil distribution operation Master unit Slave unit 60 seconds after the oil recovery finish master unit...

Page 70: ...f outside temperature crank case heater turns ON automatically Crank case heater turns OFF again when any kind of outside temperature or one of compressor in the unit starts operation This pre heat operation protects the start up failure by preventing the refrigerant from soaking into the oil in compressor ...

Page 71: ...ccumulated time of TH4 Heat exchanger temperature sensor value 2degC is over 195min Condition 2 Condition 2 Accumulated time of TH4 Heat exchanger temperature sensor value temperature of starting defrost operation is over 10min Reference Outside air temperature 5degC Temperature of starting defrost operation 8 0degC Outside air temperature 0degC Temperature of starting defrost operation 11 5degC O...

Page 72: ... the outdoor unit stop more than 3 minutes HPS High Pressure Sensor value Start The operation repeats 3 times in an hour Release 10 minutes have passed and HPS 3 5MPa All the compressors of the outdoor unit stop more than 10 minutes HPS High pressure sensor value Error indication refer to 06 26 Stop LPS 0 1Mpa 2min at TEST RUN Start The operation repeats 5 times in 3 hours Release Reset the outdoo...

Page 73: ...ed and LPS 0 2MPa Start LPS 0 1MPa and 10 minutes have passed All the compressors of the outdoor unit stop more than 3 minutes All the compressors of the outdoor unit stop permanent stop Error indication refer to 06 27 Protective Function Detect Parts Operating Condition Operation If the low pressure saturation temperature continues below 30 9degC for 2 minutes or more the capacity increase of the...

Page 74: ...5 INDOOR UNIT OPERATION ...

Page 75: ...ing operation fan speed is decided by the difference between the room temperature and the set temperature 1 The indoor fan starts operation 5 seconds after the electric expansion valve opens However when the indoor unit just starts its operation or the operation mode is changed from other to DRY and the refrigerant circulation is not stopped the fan will rotate immediately without a delay time of ...

Page 76: ... START Room temp Ts 2 Room temp Ts 1 COOLING OPERATION DRY OPERATION Yes NO NO NO Cool Dry Room temp Ts 2 Refrigerant circulation stopped AUTO CHANGEOVER operation COOLING ONLY TYPE TS Setting temperature 1 When the indoor unit starts the operation at AUTO or it is switched to AUTO from other modes if the room temperature is higher than the set temperature Room temp Set temp Ts COOL operation will...

Page 77: ...rotates to circulate air so the room temperature will not change 2 The fan will rotate at a fan speed set with the FAN CONTROL button 3 When only the FAN mode is being used setting the fan speed at AUTO is equivalent to setting it at LOW 5 2 4 HEAT POSITION 1 When using the heating mode set the temperature to a value higher than the current room temperature otherwise the indoor unit will not start...

Page 78: ...ects inside the outlet ports since the internal fan opertes at high speed and could cause personal injury Always use the remote control umit s AIR FLOW DIRECTION button to adjust the UP DOWN air direction flaps or RIGHT LEFT air direction louvers At tempting to move them manually could result in improper operation in this case stop operation and restart The louvers should begin to operate properly...

Page 79: ...iod 2 SWING OPERATION Instructions relating to the indoor unit s indicator lamp are applicable to LARGE CEILING TYPE UNIVERSAL FLOOR CEILING TYPE CASSETTE TYPE WALL MOUNTED TYPE COMPACT WALL MOUNTED TYPE and CEILING WALL TYPE Begin air conditioner operation before performing this procedure To select Vertical airflow SWING Operation This instructions are applicable to LARGE CEILING TYPE UNIVERSAL F...

Page 80: ... to LARGE CEILING TYPE UNIVERSAL FLOOR CEILING TYPE WALL MOUNTED TYPE and CEILING WALL TYPE Press the HORIZONTAL SWING button for more than two seconds The remote controller s HORIZONTAL SWING lamp orange and indoor unit s SWING indicator lamp HORIZONTAL SWING orange will light up In this mode the RIGHT LEFT air direction louvers will swing automatically to direct the airflow both right and left T...

Page 81: ...ion the drain pump will turn off in 1 hour after the end of indoor heat exchanger frost prevention operation 4 When the water level in the drain pan rises up and then the float switch functions Microcomputer stops the refrigerant circulation and indoor fan motor operation Drain pump operates continuously for 3 minutes after the float switch is turned off Almost condensing water may be drained 5 Wh...

Page 82: ...he above operation a refrigerant noise may be from the indoor unit The icing of the indoor heat exchanger is prevented during the cooling and dry mode operation 1 Starting Condition Compressor is operation more than 3 minutes When Heat exchanger inlet temperature TA continues 10 minutes or more Compressor is operation more than 3 minutes When Heat exchanger middle temperature TA continues 4 minute...

Page 83: ...pplicable only to HEAT COOL MODEL Reverse Cycle The timer functions cannot be used when this controller is used together with the remote controller Wired type A beeping sound is made when a signal is received To set the ON OFF timer 1 2 Adjust the OFF or ON time About 5 seconds later the entire display will reappear Select OFF TIMER or ON TIMER RESET OFF TIMER ON TIMER PROGRAM TIMER OFF ON OFF ON ...

Page 84: ...ng operation dry operation Heating operation When the sleep timer is set the set temperature automatically rises 1 C every hour The set temperature can rise up to a maximum of 2 C Timer setting 60min C 1 2 C When the sleep timer is set the set temperature sutomatically drops 1 every 30 minutes The set temperature can drop to a maximum of 4 C C 1 C 2 C 3 C 4 C 30min 60min 90min Timer setting ...

Page 85: ...7 2 Group Remote Controller UTB YDA GDA WEEKLY TIMER The timer can be set up on different schedule for every day of the week The timer can be set up 4 times in a day Each timer can be set up operation stop operation mode setting temperature 1 WEEKLY TIMER Instructions related to heating are applicable to HEAT PUMP MODELS and HEAT RECOVERY MODELS only The timer function is not available depending o...

Page 86: ...he timer on another day of the week and another indoor units repeat steps from to To delete the operating time Lower Raise Press the Start Stop button or the Master Control button or the Set Temperature button to set the operation ON OFF no display no setting AUTO COOL DRY HEAT FAN no display no setting If the ALL indoor unit is selected and all of the indoor units are COOLING ONLY MODEL it can t ...

Page 87: ... the operating times for all of the days will be deleted SET ON 1 OFF 1 ON 2 OFF 2 ex The timer is set for 7 00 18 00 Instructions related to heating are applicable to HEAT PUMP MODELS and HEAT RECOVERY MODELS only The timer function is not available depending on the model To set the WEEKLY timer Repeat steps 3and 4to set the weekly timer for another day of the week SET 1 2 1 2 3 4 5 6 CLOCKADJU 5...

Page 88: ...for days for which weekly settings already exist 2 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 Normal Next day setting Setting day Preceding day Next day Setting day Preceding day Next day 3 The DAY OFF setting can only be set one time The DAY OFF setting is cancelled automatically after the set day has passed ...

Page 89: ...re from 10 C to 30 C ex Operating time 15 00 22 00 Repeat steps 3 and 4 Press the SET button for 2 seconds or more to com plete the temperature SET BACK timer settings SET ON OFF 24 C 24 C 28 C SET BACK temperature Normal temperature To start cancel the temperature SET BACK timer operation To start SET BACK Press the SET BACK button The SET BACK confirmation display appears for 5 seconds and then ...

Page 90: ...6 TROUBLE SHOOTING ...

Page 91: ...ration Not Trouble Timer LED Continuous lighting Horizontal Swing LED Horizontal Swing Continuous lighting Vertical Swing LED Vertical Swing Continuous lighting Timer LED Timer Continuous lighting Operation LED Operation Flashing Pattern Indication Lamp Indication type 06 01 Opposite Operatoion mode ON OFF 3 0 sec 1 0 sec ON OFF 6 1 NORMAL OPERATION 6 TROUBLESHOOTING 6 1 1 Indoor Unit Display ...

Page 92: ...ating mode Cooling mode Idling stop Indication type Flashes 3 times Flashes 2 times Flashes 1 time LED6 Flashes 2 times LED2 3 4 5 6 Flashes 4 times Flashes 3 times Flashes 2 times Flashes 1 time LED5 Continuous lighting LED4 Flashes 7 times Flashes 6 times Flashes 5 times Flashes 4 times Flashes 3 times Flashes 2 times Flashes 1 time LED3 Flashes 2 times Flashes 1 time LED2 LED1 Continuous Lighti...

Page 93: ...ng high pressure protection stop when higher than 4 1MPa of high pressure is detected LED1 lights up continuously and LED6 repeats 2 times flashing During test operation LED1 lights up continuously and LED5 repeats 3 times flashing During oil balance operation LED1 lights up continuously and LED5 repeats 4 times flashing Description Operation During pressure balance LED1 and LED4 light up continuo...

Page 94: ... OFF OFF Continuous flash 4 times flash 6 OFF 2 times flash Continuous flash 3 times flash 5 OFF 1 time flash Continuous flash 3 times flash 4 OFF OFF Continuous flash 2 times flash 3 OFF 1 time flash 4 times flash Continuous flash 2 Continuous flash Continuous flash Continuous flash Continuous flash 1 OFF OFF Continuous flash Continuous flash Trouble shooting Horizontal Swing LED Vertical Swing L...

Page 95: ...rror ERROR CONTENT 6 5 4 3 2 1 Trouble Shooting E 32 E 21 E 1F E 18 E 18 E 13 E 11 ERROR CODE Heat Ex Inlet sensor error Heat Ex Middle Sensor Error Room sensor Error EEPROM access Error Power frequency Error Model information Error No Error ERROR CONTENT 7 E 00 8 E 02 9 E 04 10 E 06 12 E 09 11 E 0A 13 48 E 0b Trouble Shooting ERROR CODE WIRED REMOTE CONTROLLER Run Self Diagnosis if E EE flashes o...

Page 96: ...s flash RCV Liquid surface detection sensor 3 Higher limit Error 27 6 times flash RCV Liquid surface detection sensor 2 Middle limit Error 26 5 times flash RCV Liquid surface detection sensor 1 Lower limit Error 25 4 times flash Heat Ex Liquid Temperature Sensor Error 24 3 times flash Discharge Temp Sensor 3 Error 23 2 times flash Discharge Temp Sensor 2 Error 22 1 time flash Discharge Temp Sensor...

Page 97: ...r Reverse phase Missing phase wiring error Heat exchanger liquid temp sensor error It stops due to no defrosting Suction temp sensor error It stops due to broken heating EEV control Outdoor temp sensor error It stops due to the reverse liquid flow with mismatching of EEV initial opening Pressure sensor error 4 way valve error it is judged by 4 way valve error Master unit All compressors are not op...

Page 98: ...3 Check Outdoor unit Isn t air Filter of Indoor unit dirty Are Indoor Outdoor heat exchanger clogged Refer to Trouble shooting 52 Check condition of equipment Is the unit capacity fitting to the size of the room Is the remote set up temp fan correct Refer to installation Manual and D T Manual Check User environment It is operating but no cooling or no heating Details Check method Symptom Is LED in...

Page 99: ...ntact or leak current in the power supplycircuit 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 Replace Controller PCB Change Controller PCB and set up the original address Check Point 1 1 Reset Power Supply Check Point 2 Check Indoor Unit electric c...

Page 100: ...ection If Installation defect is found correct it by referring to Installation Manual OK p Check power supply voltage AC220V between Indoor unit terminal 1 and 2 p Check connection of Connector any lose connector or incorrect wiring p Check any shortage or corrosion on PCB OK AC Check Point 1 1 Reset Power Supply Does abnormal LED indication show again Check Point 1 2 Check outside cause Voltage d...

Page 101: ...noise etc 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 supplycircuit 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 Repla...

Page 102: ...onnector p Check if connector is loose or removed p Check erroneous connection p Check if thermistor cable is open Reset Power when reinstalling due to removed connector or incorrect wiring Check Point 3 Check voltage of Controller PCB DC5 0V Make sure circuit diagram of each indoor unit and check terminal voltage at Thermistor DC5 0V Duct Schematic Diagram Connector connection Small size Wall mou...

Page 103: ...nnection 2 Thermistor defective 3 Controller PCB defective Check Point 1 Check connection of Connector p Check if connector is loose or removed p Check erroneous connection p Check if thermistor cable is open Reset Power when reinstalling due to removed connector or incorrect wiring OK Check Point 2 Remove connector and check Thermistor resistance value Check Point 3 Check voltage of Controller PC...

Page 104: ...e Wall mount Schematic Diagram Directsoldering to PCB If the voltage does not appear replace Controller PCB and reset the original address H E Inlet Thermistor CN20 Wire Black H E Middle Thermistor CN20 Wire Gray Room Temp Thermistor CN19 Wire Black DC Room Temp Thermistor CN6 Wire Black H E Inlet Thermistor CN13 Wire Black H E Middle Thermistor CN7 Wire Gray Check Point 1 Check connection of Conn...

Page 105: ...loat switch and check ON OFF switching operation by using a meter If Float switch is defective replace it ON OFF OK Forecast of Cause 1 Float switch defective 2 Shorted connector wire 3 Controller PCB defective 4 Drain pump defective Check Point 2 Check Connector CN 15 Wire p Check loose contact of CN15 shorted wire pinched wire Replace Float switch if the wire is abnormal Check Point 3 Check Cont...

Page 106: ...tate 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 3 Check ambient temp around motor p Check excessively high temperature around the motor If there is any surrounding equipment that causes heat Upon the temperature coming down restart operation Check Point 4 Check Motor Capacitor p Check continuity of m...

Page 107: ...s Blink Timer LED Flash Swing LED 4 Times Blink Outdoor Unit LED1 Flash LED6 1Time Blink ERROR CODE E 18 Detective Actuators Indoor unit Controller PCB circuit Wired Remote Control Detective details More than 1 time of Token Communication between wired remote controllers is received but it was not received more than 1 minute OK DC Forecast of Cause 1 Terminal connection abnormal 2 Wired Remote Con...

Page 108: ...d Check Point 3 Replace Transmission PCB Replace Transmission PCB If the symptom does not change replace Controller PCB and set up the original address Check Point 1 2 Check outside cause such as noise p Check the complete insulation of the grounding p Check if there is any equipment that causes harmonic wave near the power cable Neon light bulb or any electronic equipment which causes harmonic wa...

Page 109: ...r check and correct followings p Is Indoor Transmission PCB loose p Check loose or removed connection of communication line between Indoor and Outdoor unit p Make sure Terminator CN22 is located at Controller PCB of Main Unit Check Point 3 Check Transmission PCB and Controller PCB p If some of Indoor units have errors replace Transmission PCB of the Indoor units that have the error If the symptom ...

Page 110: ...defective Check Point 2 Noise momentary open voltage drop Check if temporary voltage drop was not generated Check if momentary open was not generated Check if ground is connection correctly or there are no related cables near the power line Check Point 2 Check the indoor unit power supply Main power ON check Power cable connection and open check Check Point 3 Check the communication line connectio...

Page 111: ...ything obstructing the air distribution circuit p Is there any clogging of Outdoor Heat Exchanger p Is the Fan rotating Check by hand and if it is locked replac e the motor p Check Outdoor Fan Motor PARTS INFORMATION 12 If the Fan Motor is defective replace it Check Point 4 Check Discharge Thermistor 1 p Isn t it fallen off the holder p Is there a cable pinched Check characteristics of thermistor ...

Page 112: ... 1 Check Discharge Thermistor p Check if other type of thermistor is wrongly installed p Check if the thermistor is removed from the holder p Check if the cable of the thermistor is pinched Check characteristics of Thermistor Refer to Trouble shooting 22 23 24 If defective replace the thermistor Forecast of Cause 1 Discharge Thermistor mis installed 2 Magnet Relay failure 3 Constant speed Compress...

Page 113: ...fective replace it Check Point 4 Check Discharge Thermistor 1 p Isn t it fallen off the holder p Is there a cable pinched Check characteristics of thermistor Refer to Trouble shooting 22 If defective replace the thermistor Check Point 2 Check EEV Solenoid Valve and Strainer p Is EEV EEV2 Indoor unit EEV open PARTS INFORMATION 5 7 PARTS INFORMATION 6 p Is Liquid side Strainer open PARTS INFORMATION...

Page 114: ... 1 Check Discharge Thermistor p Check if other type of thermistor is wrongly installed p Check if the thermistor is removed from the holder p Check if the cable of the thermistor is pinched Check characteristics of Thermistor Refer to Trouble shooting 22 23 24 If defective replace the thermistor Forecast of Cause 1 Discharge Thermistor mis installed 2 Magnet Relay failure 3 Constant speed Compress...

Page 115: ...fective replace it Check Point 4 Check Discharge Thermistor 1 p Isn t it fallen off the holder p Is there a cable pinched Check characteristics of thermistor Refer to Trouble shooting 23 If defective replace the thermistor Check Point 2 Check EEV Solenoid Valve and Strainer p Is EEV EEV2 Indoor unit EEV open PARTS INFORMATION 5 7 PARTS INFORMATION 6 p Is Liquid side Strainer open PARTS INFORMATION...

Page 116: ... 1 Check Discharge Thermistor p Check if other type of thermistor is wrongly installed p Check if the thermistor is removed from the holder p Check if the cable of the thermistor is pinched Check characteristics of Thermistor Refer to Trouble shooting 22 23 24 If defective replace the thermistor Forecast of Cause 1 Discharge Thermistor mis installed 2 Magnet Relay failure 3 Constant speed Compress...

Page 117: ...fective replace it Check Point 4 Check Discharge Thermistor 1 p Isn t it fallen off the holder p Is there a cable pinched Check characteristics of thermistor Refer to Trouble shooting 24 If defective replace the thermistor Check Point 2 Check EEV Solenoid Valve and Strainer p Is EEV EEV2 Indoor unit EEV open PARTS INFORMATION 5 7 PARTS INFORMATION 6 p Is Liquid side Strainer open PARTS INFORMATION...

Page 118: ...n Motor PARTS INFORMATION 12 If the Fan Motor is defective replace it Check Point 4 Check Discharge Thermistor 1 p Isn t it fallen off the holder p Is there a cable pinched Check characteristics of thermistor Refer to Trouble shooting 22 If defective replace the thermistor Check Point 2 Check EEV Solenoid Valve and Strainer p Is EEV EEV2 Indoor unit EEV open PARTS INFORMATION 5 7 PARTS INFORMATION...

Page 119: ...ything obstructing the air distribution circuit p Is there any clogging of Outdoor Heat Exchanger p Is the Fan rotating Check by hand and if it is locked replac e the motor p Check Outdoor Fan Motor PARTS INFORMATION 12 If the Fan Motor is defective replace it Check Point 4 Check Discharge Thermistor 1 p Isn t it fallen off the holder p Is there a cable pinched Check characteristics of thermistor ...

Page 120: ...g the air distribution circuit p Is there any clogging of Outdoor Heat Exchanger p Is the Fan rotating Check by hand and if it is locked replac e the motor p Check Outdoor Fan Motor PARTS INFORMATION 12 If the Fan Motor is defective replace it Check Point 4 Check Discharge Thermistor 1 p Isn t it fallen off the holder p Is there a cable pinched Check characteristics of thermistor Refer to Trouble ...

Page 121: ... If it is locked replace the motor p Check Outdoor Fan Motor PARTS INFORMATION 12 If the Fan Motor is defective replace it Check Point 3 Check EEV and Solenoid Valve p Is Solenoid Valve SV1 SV4 of Main Unit open PARTS INFORMATION 8 9 If EEV or Solenoid Valve is defective replace it Check Point 4 Recharge Refrigerant p Check the operation after recharging the refrigerant because there is a possibil...

Page 122: ...if there is a leak correct it If recharging refrigerant make sure to perform vacuuming and recharge the specified amount OK OK OK MPa MPa Forecast of Cause 1 Gas Pipe Valve is close 2 Gas Leak less 3 Indoor Unit failure 4 Solenoid Valve failure 06 31 Check Point 4 Check Outdoor FAN Heat Exchanger p Is there anything obstructing the air distribution circuit p Is there any clogging of Outdoor Heat E...

Page 123: ...Heat Exchanger Is there anything obstructing the air distribution circuit Is there any clogging of Outdoor Heat Exchanger To prevent the discharge of the refrigerant into the atmosphere follow the procedure indicated below to recover the refrigerant from an outdoor unit before moving or discarding the unit Up to approximately 20 kg can be recovered per outdoor unit If the volume od the refrigerant...

Page 124: ...am of each indoor unit and check terminal voltage at Thermistor DC5 0V Outdoor Unit Schematic CN27 If the voltage does not appear replace Controller PCB and reset the original address Resistance Value Temperature C 12 5 60 18 1 50 26 9 40 8 8 70 41 1 64 5 81 8 105 135 176 30 20 15 10 5 0 Resistance Value Temperature C 0 5 180 0 8 160 1 2 2 0 3 4 4 6 6 3 140 120 100 90 80 OK DC Forecast of Cause 1 ...

Page 125: ...am of each indoor unit and check terminal voltage at Thermistor DC5 0V Outdoor Unit Schematic CN27 If the voltage does not appear replace Controller PCB and reset the original address OK DC Forecast of Cause 1 Connector connection failure 2 Thermistor failure 3 Controller PCB failure Check Point 1 Check connection of Connector p Check if connector is loose or removed p Check erroneous connection p...

Page 126: ...am of each indoor unit and check terminal voltage at Thermistor DC5 0V Outdoor Unit Schematic CN27 If the voltage does not appear replace Controller PCB and reset the original address OK DC Forecast of Cause 1 Connector connection failure 2 Thermistor failure 3 Controller PCB failure Check Point 1 Check connection of Connector p Check if connector is loose or removed p Check erroneous connection p...

Page 127: ...nd reset the power Resistance Value Temperature C 4 9 25 0 6 1 20 3 9 30 7 7 9 7 12 4 16 1 20 9 27 5 15 0 10 5 0 0 5 0 10 OK Forecast of Cause 1 Connector connection failure 2 Thermistor failure 3 Controller PCB failure Check Point 1 Check connection of Connector p Check if connector is loose or removed p Check erroneous connection p Check if thermistor cable is open Reset Power when reinstalling ...

Page 128: ... is open Reset Power when reinstalling due to removed connector or incorrect wiring OK Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Rough value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Controller PCB DC5 0V Make sure circuit diagram of each indoor unit and check terminal voltage at Therm...

Page 129: ...e is open Reset Power when reinstalling due to removed connector or incorrect wiring OK Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Rough value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Controller PCB DC5 0V Make sure circuit diagram of each indoor unit and check terminal voltage at Ther...

Page 130: ...e is open Reset Power when reinstalling due to removed connector or incorrect wiring OK Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Rough value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Controller PCB DC5 0V Make sure circuit diagram of each indoor unit and check terminal voltage at Ther...

Page 131: ...se or removed p Check erroneous connection p Check if thermistor cable is open Reset Power when reinstalling due to removed connector or incorrect wiring OK Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Rough value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Controller PCB DC5 0V Check Point...

Page 132: ...when reinstalling due to removed connector or incorrect wiring OK Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Rough value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Controller PCB DC5 0V Make sure circuit diagram of each indoor unit and check terminal voltage at Thermistor DC5 0V Outdoor ...

Page 133: ...eck erroneous connection p Check if thermistor cable is open Reset Power when reinstalling due to removed connector or incorrect wiring OK Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Rough value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Controller PCB DC5 0V Make sure circuit diagram of ...

Page 134: ...hen reinstalling due to removed connector or incorrect wiring OK Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Rough value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Controller PCB DC5 0V Make sure circuit diagram of each indoor unit and check terminal voltage at Thermistor DC5 0V Outdoor U...

Page 135: ...moved connector or incorrect wiring Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Rough value If Thermistor is either open or shorted replace it and reset the power Resistance Value Temperature C 8 0 30 12 5 20 15 8 15 5 3 40 20 2 25 9 33 6 44 0 58 2 105 10 5 0 5 10 20 Resistance Value Temperature C 1 8 2 5 3 6 70 60 50 Check Point 3 Check voltage ...

Page 136: ...ace Controller PCB and set up the original address Check Point 1 2 Check Discharge Output Sensor p Check if connector is loose or cable is open If no abnormal connection is found replace Discharge Pressure Sensor When removing the sensor remove from the connector at Pressure Sensor side and when installing the sensor install it from the PCB side After replacing Pressure Sensor check operation cond...

Page 137: ...n YES NO Does LED error indication reappear p Isn t the terminal connection loose p Is Current Sensor Connector secure p Check connection between Inverter PCB and Filter PCB If there is loose connector or open cable p Check Filter PCB and Inverter PCB PARTS INFORMATION 4 OK OK Forecast of Cause 1 Electrical Component failure 2 Outside Cause 3 Filter PCB failure 4 Inverter PCB failure 5 Current Sen...

Page 138: ...Point 1 Check connection failure p Check if the terminal connection is loose p Check if cable is cut open If connection is repaired turn on the power again and make sure it operates normally Check Point 2 Replace Controller PCB OK p Which has an error Main Unit Or Slave Unit Slave Unit p Replace Controller PCB and set up the original address p Check Inverter PCB and Filter PCB PARTS INFORMATION 4 ...

Page 139: ...ose or cable is cut open p Is there anything obstructing heat radiation from Heat Sink p Check the installation of Heat Sink Loose screw or rattling of Heat Sink OK OK Forecast of Cause 1 Connection failure 2 Outside cause 3 Heat Sink failure 4 Filter PCB failure 5 Inverter PCB failure Check Point 1 1 Restart Operation Does LED error indication reappear Check Point 1 2 Check outside cause Voltage ...

Page 140: ...erasing the all contents There is a limit in a number of rewriting Check Point 3 Replace Controller PCB Replace Controller PCB and set up the original address Check Point 2 Check Electrical Components YES NO p Check connection of the connector loose connection or incorrect wiring p Check any short or corrosion ion PCB OK Forecast of Cause 1 Outside cause 2 Electrical Component connection failure 3...

Page 141: ... current Shut down error is detected 10 times continuously at the frequency of lower than 30Hz Check Point 1 Check Filter PCB and Inverter PCB p Check connection of Inverter PCB and Filter PCB Loose connector Cable cut open etc p Check Filter PCB and Inverter PCB PARTS INFORMATION 4 Check Point 2 Check Inverter Compressor If the symptom does not change with above Check 1 check Inverter Compressor ...

Page 142: ...eck 1 2 check Inverter Compressor since the Inverter Compressor may be defective PARTS INFORMATION 1 3 OK OK Check Point 1 Check Outdoor Fan Heat Exchanger p Is there anything obstructing the air distribution circuit p Is there any clogging of Outdoor Heat Exchanger p Is the Fan rotating Check by hand and if it is locked replace the motor p Check Outdoor Fan Motor PARTS INFORMATION 12 If the Fan M...

Page 143: ... harmonic wave near the power cable Neon light bulb or any electronic equipment which causes harmonic wave Check Point 2 Check connection of Inverter PCB p Check Filter PCB PARTS INFORMATION 4 If it is not defective Inverter PCB is considered as defective Replace Inverter PCB and check operation Check Point 3 Check Filter PCB YES NO p Check connection between Inverter PCB and Controller PCB and be...

Page 144: ...the original address Note Master Micon Master Micon is the Main Micon that is installed on the Controller PCB Note Nuron Chip Nuron Chip is the Micon that can be installed into a device making the device to have an intelligence and becomes able to communicate each other This is equipped on Transmission PCB YES NO p Check if Outdoor Transmission PCB connection is loose OK Forecast of Cause 1 Connec...

Page 145: ...em was not received for longer than 5 minutes after starting operation Check Point 2 Check connections Upon turning off power check and correct followings p Check connections between each outdoor units Check loose or removed wiring of Communication Cable p Check if the connection between Outdoor Controller PCB and Transmission PCB in each Outdoor Units are loose Check Point 3 Replace Transmission ...

Page 146: ...ng If the same symptom does not reappear after resetting the power possibility of noise is high Check Point 1 Check connections Turn off the power and check correct followings p Isn t Outdoor Unit Transmission PCB connection loose p Check loose or removed communication line between Indoor Unit and Outdoor Unit p Make sure Controller PCB for Main Unit has Terminator CN22 Check Point 3 Check Transmi...

Page 147: ...int 2 Replace Controller PCB If the symptom does not change by above Check 1 replace Controller PCB and set up the original address 2 Slave Unit 2 OFF ON 1 Slave Unit 1 ON OFF 0 Master Unit OFF OFF Outdoor Address Dip SW 3 4 Dip SW 3 3 OK Trouble shooting 47 OUTDOOR UNIT Error Method Slave Unit Error Only for Main Unit Indicate or Display Outdoor Unit LED1 Flash LED6 2 Times Blink Indoor Unit Oper...

Page 148: ...r PCB and set up the original address Check Point 1 Check DIP SW setting p Turn off power and check correct DIP SW setting Dip SW3 3 3 4 are for Outdoor Unit Address Setting Dip SW4 1 4 2 are for Outdoor Unit Connection Quantity Setting If Setting is changed reset the power and check operation 2 Slave Unit 2 1 Slave Unit 1 0 Main Unit Outdoor Address OFF ON ON OFF OFF OFF Dip SW 3 4 Dip SW 3 3 2 2...

Page 149: ...0degC after 60 seconds of the first start up of compressor Check Point 2 Check the solenoid coil and 4 way valve Refer to the Service Parts Information Forecast of Cause 1 Connector connection failure 2 Coil failure 3 4 way valve failure Check Point 1 Check connection of Connector p Check if connector is loose or removed p Check erroneous connection p Check if 4 way valve cable is open Reset Power...

Page 150: ...k Discharge Thermistor p Check if other type of thermistor is wrongly installed p Check if the thermistor is removed from the holder p Check if the cable of the thermistor is pinched Check characteristics of Thermistor Refer to Trouble shooting 22 23 24 If defective replace the thermistor p Check if the connector between Magnet Relay and PCB is loose p Check if the connector between Magnet Relay a...

Page 151: ...ar electric line Neon bulb or electric equipment that may cause harmonic wave Check the complete insulation of grounding p Check Voltage of Transformer Only for small wall mount type Check if AC220V appears at Transformer primary side p Check Fuse F101 in Power PCB If Fuse is open check if the wiring between Terminal and Power PCB is loose and replace Fuse p Check Varistor VA101 VA102 in Power PCB...

Page 152: ...al R S S T T R and AC220V at R N S N T N AC Forecast of Cause 1 Power Supply failure 2 Outside cause 3 Electrical Components defective Check Point 1 Check Installation Condition p Isn t the breaker down p Check loose or removed connection cable If abnormal condition is found correct it by referring to Installation Manual or Data Technical Manual Check Point 2 Check Outside Cause such as Voltage dr...

Page 153: ...sion PCB of Indoor Unit removed p Is there loose or removed communication line of Indoor Unit and Outdoor Unit p Check Terminator CN22 is installed on Outdoor Controller PCB p Check loose or removed communication line between each Outdoor Unit p Check loose Transmission PCB of each Outdoor Unit OK OK OK DC Forecast of Cause 1 Setting Connection failure 2 Outside cause 3 Electrical Component defect...

Page 154: ...nit fitted to Room size p Any windows open Or direct sunlight Check Point 5 Check Refrigeration Cycle p Check if Strainer is clogged Refer to the figure at right p Measure Gas Pressure and if there is a leakage correct it When recharging the refrigerant make sure to perform vacuuming and recharge the specified amount Check EEV PARTS INFORMATION Check Solenoid Valve PARTS INFORMATION Check Compress...

Page 155: ...on noise by loose bolt or contact noise of piping is happening p Is Compressor locked Check Compressor PARTS INFORMATION 1 2 3 OK OK p Is Main Unit installed in stable condition p Is the installation of Air suction grille and front panel normal p In case of Duct type Is Static Pressure range normal Refer to Data Technical Manual p Is Main Unit installed in stable condition p Is Bell Mouth installe...

Page 156: ...ction cable is open OK Cause 4 Ext Switch Controller is defective Replace External Switch Controller OK Error Contents The abnormality in connection of remote controller cable Symptom LED repeats flashing 0 5sec ON 0 5sec OFF Condition Communication with Indoor unit has been cut off for longer than 1 minute OK Cause 4 External noise External noise OK Cause 5 Ext Switch Controller is defective Repl...

Page 157: ... between the terminals at the time of input OPEN More than 50 SHORT Less than 1 OK Cause 5 Ext Switch Controller is defective Replace External Switch Controller OK Cause 1 Connection cable is defective or open p Check installation of connection cable p Check if connection cable is open Cause 2 Defective insertion or open connection of the cable between External Switch Controller terminal and PCB p...

Page 158: ...ted System design is normal OK Cause 2 External noise OK Cause 4 System Design mistake p Check following items Refer to Installation Manual 1 Installation location of Terminal Resistor Only 1 location on NS 2 Cable length Within 500m maximum on NS 3 Number of units connected Up to 64 units maximum on NS 4 Communication cable specification Use specified type 5 Number of Signal Amplifier installed U...

Page 159: ...ET button SW7 or turning on power proceed as follows 1 If error did not appear it is not a defect of PCB Remove the surrounding noise source 2 If error occurs again check followings other than removing surrounding noise source OK Error Contents Parallel Communication Error A Symptom Error display _9 No operation Details Condition of occurrence Communication error between CPU and Network Driver IC ...

Page 160: ...oise source OK Error Contents Communication Error A Symptom Error display D14 Flashing or Lighting No operation Cause 1 External noise p Upon pressing RESET button SW7 or turning on power proceed as follows 1 If error did not appear it is not a defect of PCB Remove the surrounding noise source 2 If error occurs again check followings other than removing surrounding noise source OK Details Conditio...

Page 161: ... control 3 Network Convertor UTR YRDA Cause 1 External noise p After pressing SW104 of Network Convertor PCB for 5 seconds or turning on power Does error code display reappear Cause 2 Network Convertor is defective Replace Network Convertor It is not a defect of PCB Remove the surrounding noise source Remove the surrounding noise source YES OK NO Cause 1 External noise p After pressing SW104 of Ne...

Page 162: ...d the power supply is reset p Check connection cable wire between Network Convertor and Connected Remote Controller p Check connection between Control PCB and Terminal Cause 3 Incorrect setting of Network Converter s DIP SW103 1 to 4 For Convertor setting of Group Remote Controller p Check Network Convertor PCB DIP SW103 1 to 4 ON OK OK Cause 4 Defective Remote Controller or Network Convertor Repl...

Page 163: ...rrounding noise source around Network Convertor 2 If error is not released automatically check followings pAfter pressing SW104 of Network Convertor PCB for 5 seconds or turning on power Does error code display reappear p After resetting the VRF system power proceed as follows 1 If error did not appear it is not a defect of PCB Remove the surrounding noise source around the VRF system 2 If error o...

Page 164: ... of error 1 If error is released automatically it is not a defect of PCB Remove the surrounding noise source around Network Convertor 2 If error is not released automatically check followings pAfter pressing SW104 of Network Convertor PCB for 5 seconds or turning on power Does error code display reappear OK OK It is not a defect of PCB Remove the surrounding noise source Remove the surrounding noi...

Page 165: ...ntrol 3 Network Convertor UTR YRDA Cause 1 External noise p After pressing SW104 of Network Convertor PCB for 5 seconds or turning on power Does error code display reappear Cause 2 Network Convertor is defective Replace Network Convertor It is not a defect of PCB Remove the surrounding noise source Remove the surrounding noise source YES OK NO Cause 1 External noise p After pressing SW104 of Netwo...

Page 166: ...te Controller p Check connection between Control PCB and Terminal Cause 3 Incorrect setting of Network Converter s DIP SW107 2 Wired RC Validity setting p Check Network Convertor PCB DIP SW107 2 Cause 4 Incorrect selection of Remote Controller p Check connection Remote Controller Is it specified with the Installation Manual of Network Convertor OK Cause 5 Incorrect setting of Remote Controller s D...

Page 167: ...eck DIP SW103 1 to 8 of Network Convertor Indoor unit type RC type number of Indoor units connected p Check Indoor unit type and RC type of all Indoor units connected to Network Convertor Cause 6 Defective PCB of Indoor unit or Network Convertor Replace PCB of Indoor unit or Network Convertor Cause 3 Power to Indoor unit is shut down p Check the power to Indoor unit Cause 1 External noise p After ...

Page 168: ...rrounding noise source around Network Convertor 2 If error is not released automatically check followings pAfter pressing SW104 of Network Convertor PCB for 5 seconds or turning on power Does error code display reappear p After resetting the VRF system power proceed as follows 1 If error did not appear it is not a defect of PCB Remove the surrounding noise source around the VRF system 2 If error o...

Page 169: ...splay 21 All the control items do not operate Details Condition of occurrence Micon program performed an abnormal control Release condition Micon has been reset and the control of Network Convertor became normal Cause 1 External noise p Check continuation of error 1 If error is released automatically it is not a defect of PCB Remove the surrounding noise source around Network Convertor 2 If error ...

Page 170: ...lashing Details Condition of occurrence When EEPROM can not be written or the control port does not operate Release condition Power is reset 4 Group Remote Controller UTB YDA GDA Trouble shooting 80 Cause 1 Remote Controller is defective Replace Group Remote Controller 06 79 ...

Page 171: ...ey to enter the function selection process Trouble shooting 81 Trouble shooting 82 Cause 1 Connection failure p Check power to the converter p Check connection of remote control line between controller and convertor OK Cause 1 Setting failure p Register Indoor units again by entering to the function selection mode Keep pressing TIME key and TIME key Refer to the installation manual for the remote ...

Page 172: ...ipment causing harmonic wave near electric line Neon bulb or electric equipment that may cause harmonic wave OK Cause 4 Remote Controller is defective Replace Group Remote Controller 06 81 Error Contents Transmission Error Symptom Error Code display 1F OPERATION LED is flashing Details Condition of occurrence When the signal is cut off for more than 10 minutes from the registered Indoor unit inclu...

Page 173: ...cted unit Using Service Tool perform scan changing the network segment where the Service Tool is connected and localize the mistaken network segment Start from the network segment where the undetected unit exists Specify priority scan when possible Cause 3 System design work is mistaken OK Check the following items and fix appropriately if mistaken 1 1 and only 1 Terminal Resistor is connected for...

Page 174: ...erter Communication error Slave unit 2 No error display 1 Method of backup operation SERVICE INFORMATION Backup operation 6 4 SERVICE INFORMATION Backup operation is the operating method of replacing compressor while the system is running Compressor can be replaced without stopping the system Details But the backup operation may not be able to continue if total capacity of indoor units in operatio...

Page 175: ...ission connector from the slave unit 1 s PCB or do not turn on the power of the slave unit 1 alone at the stage 6 6 Turn on the power and wait for 30 seconds or more 8 It is ready for Backup operation 7 Check LEDs of the master unit and the slave unit 2 as follows Master unit If the error is less than level 1 it is ready for Backup operation Slave unit 2 No error display Set the DIP SW 4 1 4 2 Con...

Page 176: ...ckup operation 7 Check LEDs of the slave unit 1 and the slave unit 2 as follows Slave unit 1 Display of Inverter Communication error Slave unit 2 No error display 1 Method of backup operation Change the setting of the DIP SW 3 3 3 4 Outdoor unit address set up of the slave unit 1 from OFF ON to OFF OFF Change the setting up of the DIP SW 4 1 4 2 Connected number of slave units of the slave unit 1 ...

Page 177: ...ission connector from the slave unit 1 s PCB or do not turn on the power of the slave unit 1 alone at the stage 6 6 Turn on the power and wait for 30 seconds or more 8 It is ready for Backup operation 7 Check LEDs of the master unit and the slave unit 2 as follows Master unit If the error is less than level 1 it is ready for Backup operation Slave unit 2 No error display Set the DIP SW 4 1 4 2 Con...

Page 178: ...closing the EEV from fully opened condition the refrigerant has a shortage It often creates Low pressure protection stop at start up or after oil recovery operation When LPS 0 1MPa at start up the compressor stops 1 2 On Heating operation There is no liquid refrigerant in the outdoor unit receiver tank When SV3 is ON TH5 TH6 TH7 TH4 EEV1 of outdoor unit is 500pulse 100 Suction superheat is too hig...

Page 179: ...ct of Compressor can be considered Compression part broken or valve defective In case of constant speed compressor check connection and winding resistance Check if Protector is operated Refer to the next page In case of inverter compressor check Filter PCB Inverter PCB connection of Compressor and winding resistance Refer to the next page If there is no failure the defect of Compressor is consider...

Page 180: ...erature and the current value and if it detects an over current or too high temperature the protector is operated to stop operation of Compressor Protector operates within the range in the following graph and it is released when the temperature becomes lower than approx 80 C protector 180 150 120 90 60 0 5 10 15 20 25 30 TEMP C CURRENT A Protector operation range Check Point 3 Check Cause of Prote...

Page 181: ...replace Compressor Resistance Value 20 C 0 302 U V W TB W TB V TB U RED WHITE BLACK Attention If Check 1 2 are normal make sure the following points 1 Check Voltage from Filter PCB to Inverter PCB AC380V between each terminals of LO1 LO2 LO3 If it does not appear check the power supply terminal 2 Check Voltage from Main PCB to Inverter PCB DC16 5V between terminals of CN32 3 4 connector of Main PC...

Page 182: ...2 3 4 on Main PCB If it does not appear Main PCB circuit may be defective Replace Main PCB If the voltage is normal check Inverter Compressor YES Is DC16 5V appearing at connector CN32 3 4 on Main PCB Is Voltage to Capacitor normal If DC586 8V 10V is appearing at terminals TB P2 TB N1 it is normal If DC586 8V 10V is appearing at terminals TB P2 TB N1 it is normal Check Electric parts of Inverter u...

Page 183: ...e from Controller PCB Remove Connector and check Voltage DC12V If it does not appear replace Controller PCB Check Point 3 Check Point 4 Check Noise at start up Turn on Power and check operation noise If an abnormal noise does not show replace Controller PCB DC Pipe In Pipe Out Pipe In Pipe Out Check Point 6 Check Strainer Strainer normally does not have temperature difference between inlet and out...

Page 184: ...ontroller PCB Check Point 3 Check Noise at start up p Turn on Power and check operation noise If an abnormal noise does not show replace Controller PCB DC Pipe In Pipe Out Pipe In Pipe Out Check Point 6 Check Strainer Strainer normally does not have temperature difference between inlet and outlet as shown in 1 but if there is a difference as shown in 2 there is a possibility of inside clogged In t...

Page 185: ...ce between inlet and outlet as shown in 1 but if there is a difference as shown in 2 there is a possibility of inside clogged In this case replace Strainer 1 2 CLOSE Example Hot gas OPEN Example Hot gas Check Point 5 Check Opening and Closing Operation of Valve When Valve is closed it has a temp difference between Inlet and Outlet If it is open it has no temp difference between Inlet and Outlet Pi...

Page 186: ...DE COIL SOLENOIDE COIL Normal Operation Pipe In TEMP Hi Pipe Out TEMP Normal Protection Function Pipe In TEMP Pipe Out TEMP Hi TEMP Normal TEMP Hi TEMP Hi TEMP OPEN CLOSE Check Point 4 Check opening closing operation of Valve p Depending on either during operation or protection control check if Valve is operating normally When Valve opens there is no temperature difference between Inlet and Outlet...

Page 187: ...r open cable Check Point 3 Check Voltage from Controller PCB p Remove connector and check the voltage AC220V If the voltage does not appear replace Controller PCB AC Check Point 4 Check opening closing operation of Valve p Depending on either during operation or protection control check if Valve is operating normally When Valve opens there is no temperature difference between Inlet and Outlet p If...

Page 188: ...al resistance value replace Solenoid Coil Heating Operation Heating Operation Cooling Operation Cooling Operation AC AC SOLENOID COIL 4WAY VALVE SOLENOID COIL 4WAY VALVE Check each piping temperature and confirm the location of the valve by the temperature difference If the valve location is not proper replace 4 way valve HOT GAS HOT GAS HOT GAS HOT GAS Check Point 4 Check Voltage of Solenoid Coil...

Page 189: ...A18LATF p Check each winding resistance of the motor If Resistance value is abnormal replace motor 63 1 8 Violet Blue 63 1 8 Red Violet 243 8 Red Black White Red Read Wire 134 8 Resistance value 20 C Low Blue Med Violet Hi Red Black White AC Thermal protector 150 C Check Point ABYA24LATF p Check each winding resistance of the motor If Resistance value is abnormal replace motor 64 9 8 Violet Blue 6...

Page 190: ...eplace motor 99 6 8 Red Violet 99 6 8 Violet Blue 329 8 Blue Black White Red Read Wire 658 8 Resistance value 20 C Violet Blue Red White AC Black Check Point AUXB12 14LATF p Check each winding resistance of the motor If Resistance value is abnormal replace motor 06 99 AC Thermal protector 120 C Pr 1 2 3 1 3 2 3 103 8 Violet Blue 103 8 Red Violet 541 8 Red Black White Red Read Wire 455 8 Resistance...

Page 191: ...UYA20 25 30LJATF p Check each winding resistance of the motor If Resistance value is abnormal replace motor 283 8 Violet Blue 61 2 8 Red Violet 55 3 8 Red Black White Red Read Wire 120 8 Resistance value 20 C Low Blue Med Violet Hi Red Black White AC Thermal protector 150 C Check Point AUYA36 45 54LATF p Check each winding resistance of the motor If Resistance value is abnormal replace motor 06 10...

Page 192: ... 20 C Check Point ARXB12 14LALF p Check each winding resistance of the motor If Resistance value is abnormal replace motor 5 86 8 Pink Violet 5 86 8 Violet Blue 5 86 8 Red Pink 13 0 8 Red Black White Red Read Wire 19 7 8 Resistance value 20 C Check Point ARXB18LALF p Check each winding resistance of the motor If Resistance value is abnormal replace motor 136 8 White Yellow Black Yellow Read wire 1...

Page 193: ...ance of the motor If Resistance value is abnormal replace motor 8 96 8 Pink Violet 8 96 8 Violet Blue 8 96 8 Red Pink 29 1 8 Red Black White Red Read Wire 50 9 8 Resistance value 20 C Low Violet Med Pink Hi Red Black White AC Thermal protector 150 C Super low Blue Check Point ARXB45LATF p Check each winding resistance of the motor If Resistance value is abnormal replace motor 7 9 8 Pink Violet 7 9...

Page 194: ...heck each winding resistance of the motor If Resistance value is abnormal replace motor 12 9 8 Violet Blue 11 2 8 Red Violet 16 5 8 Red Black White Red Read Wire 13 4 8 Resistance value 20 C Low Blue Med Violet Hi Red Black White AC Thermal protector 150 C Low Blue Int 1 Violet Hi Red Black White AC Thermal protector C Check Point ARXC45 60LATF p Check each winding resistance of the motor If Resis...

Page 195: ...motor 26 1 8 W Black U Red 26 1 8 V White W Black U Red V White Read Wire 26 1 8 Resistance value 20 C Check Point ASYA18 24 30LATF p Check each winding resistance of the motor If Resistance value is abnormal replace motor 277 8 Blue Red 21 0 8 Black Blue White Red Read Wire 129 8 Resistance value 20 C 06 104 ...

Page 196: ...stance value is abnormal replace motor Pr Red Black Red White Blue Red Read Wire 5 45 0 59 5 5 22 5 5 Resistance value BLUE RED BLACK WHITE YELLOW at 20 C Check each winding resistance of the motor If Resistance value is abnormal replace motor Pr SERVICE PARTS INFORMATION 12 Outdoor Unit Fan Motor Check Point AJ A90 72L AJ A90 72U Check Point AJ 126L AJ 126U 06 105 ...

Page 197: ...ated defective No fissures breaks damage etc at the body and terminals section 1 Surge prevention resistor connected to power relay 06 106 SERVICE PARTS INFORMATION 14 Reactor Check Point 1 Appearance check Check Point 2 Electric check Set the tester to the Resistance mode and check for open short between both ends of the reactor wire or connector Judge the result of as follows Short Normal Open A...

Page 198: ...n 3 Pin 23 Pin 21 Pin 2 Pin 1 Pin 3 Set the tester to the Resistance mode and check for open short between the following terminals All 6 points open Normal 1 or more points shorted Defective No fissures breaks damage etc at body and terminal section Is the rear of the body coated with silicone grease Are there no abnormalities at threaded parts stripped threads deformation damage etc 21 23 Diode b...

Page 199: ...7 APPENDING DATA UNIT ...

Page 200: ...CHEX HPS SV5 ACM SV6 TH13 SV8 1 SV8 2 AJ A72U AJ A90U SV7 SV6 TH10 TH5 TH12 TH9 TH8 TH6 TH7 TH4 FAN2 FAN1 EEV2 EEV1 SV2 SV3 SV1 4WV OS HEX RCV SCHEX HPS TH11 ACM LPS SV4 SV5 TH13 TH2 TH1 CMP1 CMP2 SV8 1 SV8 2 EEV21 EEV21 LIQUID LINE FAN21 FAN21 Indoor unit1 HEX21 HEX21 Indoor unit2 GAS LINE OIL LINE TH21 TH22 TH23 TH23 TH21 TH22 Check valve Capillary Strainer 3 way valve Service port Pressure regu...

Page 201: ... SV 6 Solenoid valve 6 SV 7 Solenoid valve 7 SV 8 Solenoid valve 8 SV 8 2 Solenoid valve 8 2 TH 1 Discharge temperature thermistor 1 TH 2 Discharge temperature thermistor 2 TH 4 Heat exchanger outlet thermistor TH 5 RCV level thermistor TH 6 RCV level thermistor TH 7 RCV level thermistor TH 8 Sub cool heat exchanger outlet thermistor TH 9 Liquid temperature thermistor 1 TH 10 Liquid temperature th...

Page 202: ...n valve SV7 TH11 TH3 TH5 TH12 TH10 TH9 TH8 TH6 TH7 TH4 TH2 FAN2 FAN1 EEV2 EEV1 SV4 SV2 SV3 SV1 4WV TH1 CMP1 INV CMP2 CMP3 OS HEX RCV SCHEX HPS SV5 ACM SV6 LPS TH13 SV8 1 SV8 2 SV8 3 AJ 126L SV7 SV6 TH10 TH5 TH12 TH9 TH8 TH6 TH7 TH4 FAN2 FAN1 EEV2 EEV1 SV2 SV3 SV1 4WV OS HEX RCV SCHEX HPS TH11 ACM LPS SV4 SV5 TH13 TH3 TH2 TH1 CMP1 CMP2 CMP3 SV8 1 SV8 2 SV8 3 AJ 126U Slave unit Master unit OIL LINE ...

Page 203: ...V 7 Solenoid valve 7 SV 8 Solenoid valve 8 SV 8 2 Solenoid valve 8 2 SV 8 3 Solenoid valve 8 3 TH 1 Discharge temperature thermistor 1 TH 2 Discharge temperature thermistor 2 TH 3 Discharge temperature thermistor 3 TH 4 Heat exchanger outlet thermistor TH 5 RCV level thermistor TH 6 RCV level thermistor TH 7 RCV level thermistor TH 8 Sub cool heat exchanger outlet thermistor TH 9 Liquid temperatur...

Page 204: ...e Output MPa V 1 Characteristics of pressure sensor 2 Check point of replacing pressure sensor Pressure sensor Printed circuit board Lead wire Pressure MPa Output 0 00 1 00 0 10 1 08 0 20 1 16 0 30 1 24 0 40 1 32 0 50 1 40 0 60 1 48 0 70 1 56 0 80 1 64 0 90 1 72 1 00 1 80 1 20 1 96 1 40 2 12 1 60 2 28 1 80 2 44 2 00 2 60 2 20 2 76 2 40 2 92 2 60 3 08 2 80 3 24 3 00 3 40 3 20 3 56 3 40 3 72 3 60 3 ...

Page 205: ... 0 5 100 0 4 2 Discharge temperature thermistor TH1 TH2 TH3 Pipe tempera ture C Resistance value k 40 2183 30 1076 20 561 10 307 0 176 5 0 135 10 105 12 5 92 4 15 81 8 17 5 72 6 20 64 5 22 5 57 5 25 51 3 Pipe tempera ture C Resistance value k 27 5 45 8 30 41 1 32 5 36 9 35 33 1 37 5 29 8 40 26 9 50 18 1 60 12 5 70 8 8 80 6 3 90 4 6 100 3 4 120 2 0 Pipe tempera ture C Resistance value k 140 1 2 160...

Page 206: ...11 2 25 10 0 27 5 9 0 30 8 0 Room tempera ture C Resistance value k 32 5 7 2 35 6 5 37 5 5 9 40 5 3 42 5 4 8 45 4 3 47 5 3 9 50 3 6 Heat exchanger ture C Resistance value k 0 176 0 2 5 153 5 5 134 2 7 5 117 6 10 103 3 12 5 91 0 15 80 3 17 5 71 0 20 62 9 22 5 55 9 25 49 7 27 5 44 3 30 39 6 Resistance value k 32 5 35 4 35 31 7 37 5 28 5 40 25 6 42 5 23 1 45 20 8 47 5 18 8 50 17 1 52 5 55 57 5 60 15 ...

Page 207: ...7 3 WIRING DIAGRAM 07 08 7 3 1 Indoor Unit COMPACT CASSETTE TYPE MODELS AUXB07 AUXB09 AUXB12 AUXB14 AUXB18 ...

Page 208: ...07 09 MODELS AU A20 AU A25 AU A30 ...

Page 209: ...07 10 MODELS AU A36 AU A45 AU A54 ...

Page 210: ...07 11 COMPACT DUCT TYPE MODELS ARXB07 ARXB09 ARXB12 ARXB14 ARXB18 ...

Page 211: ...07 12 MODEL ARXB25 MODELS ARXB30 ARXB36 ARXB45 LOW STATIC PRESSURE DUCT TYPE ...

Page 212: ...07 13 MODELS ARXA30 ARXA36 ARXA45 MODEL ARXA25 DUCT TYPE ...

Page 213: ...07 14 MODELS ARXC36 ARXC45 ARXC60 HIGH STATIC PRESSURE DUCT TYPE ...

Page 214: ...07 15 MODEL ARXC90 ...

Page 215: ...07 16 FLOOR CEILING TYPE MODELS AB A12 AB A14 AB A18 AB A24 ...

Page 216: ...07 17 CEILING TYPE MODELS AB A30 AB A36 AB A45 AB A54 ...

Page 217: ...07 18 COMPACT WALL MOUNTED TYPE Comfort model MODELS AS E07 AS E09 AS E12 AS E14 ...

Page 218: ...07 19 WALL MOUNTED TYPE MODELS AS A18 AS A24 AS A30 ...

Page 219: ...07 20 CEILING WALL TYPE MODELS AW A07 AW A09 AW A12 AW A14 AW A18 AW A24 AW A30 ...

Page 220: ...07 21 7 3 2 Outdoor Unit MODELS AJ A72LBTF AJ A90LBTF ...

Page 221: ...07 22 MODEL AJ 126LBTF ...

Page 222: ...07 23 MODELS AJ A72UBTF AJ A90UBTF ...

Page 223: ...07 24 MODEL AJ 126UBTF ...

Page 224: ...OUTDOOR UNIT INTERNAL LAYOUT PROPELLER FAN FAN MOTOR ASSY OUTER CONTROL BOX INVERTER For AJ 126LBTF AJ A90LBTF AJ A72LBTF CONTROL BOX COMPRESSOR COMPRESSOR CONDENSER CHECK JOINT 3WAY VALVE GAS 3WAY VALVE OIL 3WAY VALVE LIQUID FRONT VIEW ...

Page 225: ...OR RECIEVER TANK ACCUMULATOR AJ 126UBTF 4WV EEV2 EEV1 SV4 OIL SEPARATOR RECIEVER TANK ACCUMULATOR AJ A90LBTF AJ A72LBTF 4WV EEV2 EEV1 SV4 OIL SEPARATOR RECIEVER TANK ACCUMULATOR AJ A90UBTF AJ A72UBTF 4WV EEV2 EEV1 SV4 OIL SEPARATOR RECIEVER TANK ACCUMULATOR ...

Page 226: ...MPRESSOR 3 COMPRESSOR 2 COMPRESSOR 1 AJ 126UBTF SV1 SV2 SV3 SV5 SV6 SV7 SV8 SV8 2 SV8 3 COMPRESSOR 3 COMPRESSOR 2 COMPRESSOR 1 AJ A90LBTF AJ A72LBTF SV1 SV2 SV3 SV5 SV6 SV7 SV8 SV8 2 COMPRESSOR 2 COMPRESSOR 1 AJ A90UBTF AJ A72UBTF SV1 SV2 SV3 SV5 SV6 SV7 SV8 SV8 2 COMPRESSOR 2 COMPRESSOR 1 ...

Page 227: ...INVERTER PCB ASSY FILTER PCB ASSY REACTOR ASSY RESISTOR CEMENT RESISTOR CEMENT CAPACITOR INVERTER CONTROLLER PCB ASSY PWB UNIT CT MAGNETIC RELAY MAGNETIC RELAY CAPACITOR FAN MOTOR COMMUNICATION PWB FUSE SW1 SW2 SW4 SW3 SW5 SW6 SW10 SW7 LED1 SW9 SW8 LED2 LED3 LED4 LED5 LED6 For COMPRESSOR 3 For COMPRESSOR 2 ...

Page 228: ... LED5 LED6 CAPACITOR FAN MOTOR CONTROL BOX LAYOUT For AJ A90UBTF AJ A72UBTF CONTROLLER PCB ASSY COMMUNICATION PWB SW1 SW2 SW4 SW3 SW5 SW6 SW10 SW7 LED1 SW9 SW8 LED2 LED3 LED4 LED5 LED6 CAPACITOR FAN MOTOR 07 29 For COMPRESSOR 3 MAGNETIC RELAY For COMPRESSOR 2 MAGNETIC RELAY For COMPRESSOR 1 MAGNETIC RELAY For COMPRESSOR 2 MAGNETIC RELAY For COMPRESSOR 1 ...

Page 229: ... INVERTER R410A U SLAVE CONSTANT SPEED R410A MADE IN ORIGIN C CHINA SHANGHAI L CHINA WUXI T THAILAND SERIES NAME F V SERIES DESTINATION MODEL A STANDARD B SILENT TYPE AR B COMPACT TYPE AU C HIGH STATIC PRESSURE AR E COMFORT TYPE AS L R410A FUNCTION A A U 5 4 T A L Y F TYPE MODEL CODE MODEL CHANGE CODE AB CEILING OR FLOOR CEILING AR DUCT AU CASSETTE AS WALL MOUNTED AW CEILING WALL 07 09 12 14 18 20...

Page 230: ...8 DISASSEMBLY ILLUSTRATION PARTS LIST ...

Page 231: ... 6 39 12 11 14 55 17 13 42 42 4 10 35 18 56 18 19 15 13 42 16 20 26 27 44 43 9 2 37 38 36 28 34 40 41 29 21 37 38 51 08 01 8 1 OUTDOOR UNIT 8 DISASSEMBLY ILLUSTRATION PARTS LIST Manual Installation Declaration of Conformity Manual Specifications ...

Page 232: ...Model AJ 126LBTF 104 111 100 101 107 112 103 105 102 110 106 08 02 ...

Page 233: ...Model AJ 126LBTF 151 150 155 156 154 152 161 158 157 160 159 153 08 03 ...

Page 234: ...401 404 281 370 371 372 403 282 430 420 230 220 240 250 284 402 251 304 300 400 302 260 290 291 292 294 440 293 272 400 310 350 416 415 414 412 411 410 351 311 314 325 331 330 336 337 335 401 334 320 322 324 323 312 419 418 417 313 270 272 273 274 431 450 413 271 Model AJ 126LBTF 08 04 ...

Page 235: ...ACTOR ASSY 9900252014 17 RFM SEPARATE WALL 9361697003 155 RESISTOR CEMENT 0200441016 18 BRKT PNL S VLV 9364230009 156 RESISTOR CEMENT 0200444017 19 SEPARATE WALL TOP LEFT ASSY 9362942041 157 CAPACITOR INVERTER 9705387027 20 SEPARATE WALL TOP RIGHT ASSY 9362942034 158 BAND CAPACITOR 9373942016 BAND CAPACITOR RELAY 9373942023 9900294014 21 CONDENSER A SUB ASSY 9362954150 159 FUSE HOLDER FUSE 9900260...

Page 236: ...ANSION VALVE ASSY 9374811014 350 PRESSURE PORT ASSY 9373969020 271 STRAINER 9371191010 351 CHECK JOINT ASSY 9372802038 272 CHECK VALVE 9372198063 360 3WAY VALVE ASSY OIL 9372205129 273 SOLENOID VALVE SV4 9970041013 361 3WAY VALVE ASSY LIQUID 9372205136 274 EXPANSION VALVE 9900170035 370 BRACKET PIPE BAND ASSY 9374362011 280 SUB COOL HEX ASSY 9374807017 371 CUSHION 9374366019 281 STRAINER ASSY 9372...

Page 237: ...UBTF 36 1 3 5 8 7 6 39 12 11 14 17 13 42 42 4 10 35 18 18 15 13 42 16 19 26 27 44 9 2 37 38 36 28 34 40 41 29 21 37 38 08 07 55 56 50 52 53 54 57 Manual Installation Declaration of Conformity Manual Specifications ...

Page 238: ...Model AJ 126UBTF 100 101 107 105 102 110 106 08 08 104 111 112 ...

Page 239: ...TF 209 212 08 09 360 361 213 280 283 341 340 401 370 371 230 220 240 325 326 331 330 336 337 335 260 272 310 350 351 311 314 401 334 312 419 418 417 313 290 291 292 294 440 293 400 450 401 404 281 372 403 402 284 282 430 420 250 251 304 302 400 300 270 272 286 274 431 413 285 288 289 271 ...

Page 240: ...7 14 SEPARATE WALL L 9373917014 15 SEPARATE WALL R ASSY 9362948050 16 BRACKET VALVE A 9373926016 17 RFM SEPARATE WALL 9361697003 18 BRKT PNL S VLV 9364230009 19 SEPARATE WALL TOP ASSY 9362942058 21 CONDENSER A SUB ASSY 9362954174 26 BRACKET CONDENSER L ASSY 9362958028 27 BRACKET CONDENSER R ASSY 9362959032 28 BRACKET MOTOR A ASSY 9362960021 29 CONDENSER B SUB ASSY 9362956062 34 BRACKET MOTOR B ASS...

Page 241: ...TION PIPE B ASSY 9375559052 304 SUCTION PIPE C ASSY 9375559069 AJ 126UBTF Model 08 11 310 BYPASS A ASSY 9374957019 311 SOLENOID VALVE SV1 2 9970038013 312 SOLENOID VALVE SV3 5 9970040016 313 CHECK VALVE 9312268009 314 CAPILLARY ASSY SV5 9375636012 320 BYPASS B ASSY 9374959013 322 CAPILLARY TUBE 9374001101 323 CHECK VALVE 9312268009 326 CHECK VALVE 9312268009 324 SOLENOID VALVE SV6 7 9970046018 340...

Page 242: ...7 6 39 12 11 14 55 17 13 42 42 4 10 35 18 56 18 19 15 13 42 16 20 26 27 44 43 9 2 37 38 36 28 34 40 41 29 21 37 38 Model AJ A90LBTF 08 12 50 52 53 54 57 51 Manual Installation Declaration of Conformity Manual Specifications ...

Page 243: ...Model AJ A90LBTF 104 111 100 101 107 112 103 105 102 110 106 AJ A72LBTF 08 13 ...

Page 244: ...151 150 155 156 154 152 161 158 157 160 159 153 08 14 Model AJ A90LBTF AJ A72LBTF ...

Page 245: ...404 281 370 371 372 403 282 430 420 230 220 240 250 284 402 251 304 300 400 260 290 291 292 294 440 293 272 400 310 350 416 415 414 412 411 410 351 311 314 325 331 330 336 337 335 401 334 320 322 324 323 312 418 417 313 270 272 273 274 431 450 413 271 Model AJ A90LBTF AJ A72LBTF 08 15 ...

Page 246: ...154 REACTOR ASSY 9900252014 17 RFM SEPARATE WALL 9361697003 155 RESISTOR CEMENT 0200441016 18 BRKT PNL S VLV 9364230009 156 RESISTOR CEMENT 0200444017 19 SEPARATE WALL TOP LEFT ASSY 9362942041 157 CAPACITOR INVERTER 9705387027 20 SEPARATE WALL TOP RIGHT ASSY 9362942034 158 BAND CAPACITOR 9373942016 BAND CAPACITOR RELAY 9373942023 9900294014 21 CONDENSER A SUB ASSY 9362954167 159 FUSE HOLDER FUSE 9...

Page 247: ... 9373588115 270 EXPANSION VALVE ASSY 9374811021 350 PRESSURE PORT ASSY 9373969020 271 STRAINER 9371191010 351 CHECK JOINT ASSY 9372802038 272 CHECK VALVE 9372198063 360 3WAY VALVE ASSY OIL 9372205129 273 SOLENOID VALVE SV4 9970041013 361 3WAY VALVE ASSY LIQUID 9372205136 274 EXPANSION VALVE 9900170035 370 BRACKET PIPE BAND ASSY 9374362011 280 SUB COOL HEX ASSY 9374807017 371 CUSHION 9374366019 281...

Page 248: ... 5 8 7 6 39 12 11 14 17 13 42 42 4 10 35 18 18 15 13 42 16 19 26 27 44 9 2 37 38 36 28 34 40 41 29 21 37 38 Model AJ A90UBTF 08 18 55 56 50 52 53 54 57 Manual Installation Declaration of Conformity Manual Specifications ...

Page 249: ...Model AJ A90UBTF 100 101 107 105 102 110 106 AJ A72UBTF 08 19 104 111 112 ...

Page 250: ...A72UBTF 209 212 08 20 360 361 213 280 283 341 340 401 370 371 230 220 240 325 326 331 330 336 337 335 260 272 310 350 351 311 314 401 334 312 418 417 313 290 291 292 294 440 293 400 450 401 404 281 372 403 402 284 282 430 420 250 251 304 302 400 270 272 286 274 431 413 285 288 289 271 ...

Page 251: ...ER R ASSY 9362959032 28 BRACKET MOTOR A ASSY 9362960021 29 CONDENSER B SUB ASSY 9362956079 34 BRACKET MOTOR B ASSY 9362963022 35 DRAIN PAN ASSY 9362961028 36 BRACKET PANEL MOTOR 9361703001 37 FAN MOTOR ASSY OUTER 9601698012 38 PROPELLER FAN 9361726000 39 BRACKET CONTROL BOX 9361727007 40 THERMISTOR H E 9900099039 41 THERMISTOR SPRING A 313728262708 42 BUSHING 9361725003 44 BRACKET THERMISTOR 93731...

Page 252: ... 9373969020 351 CHECK JOINT ASSY 9372802038 360 3WAY VALVE ASSY OIL 9372205129 361 3WAY VALVE ASSY LIQUID 9372205136 370 BRACKET PIPE BAND ASSY 9374362011 371 CUSHION 9374366019 372 PIPE BAND 9374365012 400 THERMISTOR TH1 2 11 12 ASSY 9900248017 401 THERMISTOR TH5 6 7 8 9 ASSY 9900249014 402 THERMISTOR TH10 9900099046 403 THERMISTOR TH13 9900099053 404 THERMISTOR SPRING A 313728262708 313728262708...

Page 253: ... 9900361013 9900360016 9361279001 9359644002 0700132247 9385194014 9370452006 9601040040 9370114010 9375368012 9352211003 9372658017 9356084016 9352173011 9357224008 9357376004 9359656005 9359655008 9359642015 9359643005 9359645009 313005415658 9900361013 9900360016 9361279001 9359644002 0700132247 9385194014 9370452006 9601040040 9370114010 9375368012 9352211003 9372658017 9356084016 9352173011 9...

Page 254: ...87 THERMO SPRING A 313728262708 9370761016 9375640019 9370116120 9970014031 9373588030 9304394006 9368874001 9370117127 9370071009 9373588016 9303430019 9303428016 9370077001 9370074000 9359954002 0700132223 0700005534 9366013006 9900220037 9703297090 313728262708 9370761016 9375640019 9370116120 9970014031 9373588030 9304394006 9368874001 9370117127 9370071009 9373588016 9303430019 9303428016 937...

Page 255: ...653004 91 CONTROL BOX COVER 9370084009 90 DRAIN PAN SUB ASSY 9370122015 92 COVER 9370085006 93 WIRE COVER 9377818010 313005174654 9359653004 9370084009 9370122015 9370085006 9377818010 313005174654 9359653004 9370084009 9370122015 9370085006 9377818010 313005174654 9359653004 9370084009 9370122015 9370085006 9377818010 313005174654 9359653004 9370084009 9370122015 9370085006 9377818010 ...

Page 256: ...072 VARISTOR ARRESTER 0600168032 102 FILTER PCB ASSY 9704799074 9370451009 9900284022 9704424044 9306488109 9703345012 9703299186 0600222512 9707514018 9359820017 9704793270 9357957005 0500158072 0600168032 9704799074 9370451009 9900284022 9704424044 9306488109 9703345012 9703299186 0600222512 9707514018 9359820017 9704793270 9357957005 0500158072 0600168032 9704799074 9370451009 9900284022 970442...

Page 257: ...ATE A 24 FILTER HOLDER B 6 JOINT B 20 INTAKE GRILLE 22 GRILLE STOPPER 4 CAM GEAR 23 FILTER HOLDER A 10 RECEIVER COVER 8 LOUVER 9 COVER A FOR JOINT 25 FILTER 5 JOINT A 1 MOTOR COVER 2 MOTOR GEAR 3 STEP MOTOR 11 INDICATOR PCB ASSY 9359761006 9359619017 9359625001 9360039019 9359635000 9359627005 9370126006 9359633013 9359628002 9359634003 9359630005 9374951017 9359622017 9359632009 9359626008 935962...

Page 258: ...9601558019 9362753005 9362748001 9900361020 9364892009 9365074008 9362735001 9307615016 9362756006 9362791007 9375072018 9362797009 9362736008 9900360030 9362777001 9362786003 9362775007 9362776004 9362792004 9362806022 9362807012 9362808019 9364891002 9362810012 9601558019 9362753005 9362748001 9900361020 9364892009 9365074008 9362735001 9307615016 9362756006 9362791007 9375072018 9362797009 9362...

Page 259: ...757003 9362793001 313005174654 9373588047 313728262708 9373444015 9368874001 9900220020 9362749008 9703297014 9366302025 9371325194 9370934014 9362762007 9362763004 9362774000 9362789004 9362750004 9362817295 9362802024 9373588078 9371333106 9303428016 9303430019 9369128004 9362757003 9362793001 313005174654 9373588047 313728262708 9373444015 9368874001 9900220020 9362749008 9703297014 9366302025 ...

Page 260: ...62765008 9362760010 9362761017 9364855004 9362773003 9900362027 9362764001 9362772006 9362799003 9362770019 9362771009 9362759014 9362788007 9362769013 9362758017 9705891036 9362765008 9362760010 9362761017 9364855004 9362773003 9900362027 9362764001 9362772006 9362799003 9362770019 9362771009 9362759014 9362788007 9362769013 9362758017 9705891036 9362765008 9362760010 9362761017 9364855004 936277...

Page 261: ...OK A 9365652008 9362767019 9362754002 9362740005 9362778015 9362739009 9362755009 9362782005 9362742009 9362741002 9362738002 9362766005 9362780001 9362781008 9362779012 9365652008 9362767019 9362754002 9362740005 9362778015 9362739009 9362755009 9362782005 9362742009 9362741002 9362738002 9362766005 9362780001 9362781008 9362779012 9365652008 9362767019 9362754002 9362740005 9362778015 9362739009...

Page 262: ...072 9703345012 9704793287 9900270216 9356857009 9703299025 9306488093 9707514025 9704424044 9704799081 0600222512 0600168032 9363642001 0500158072 9703345012 9704793287 9900270216 9356857009 9703299025 9306488093 9707514025 9704424044 9704799081 0600222512 0600168032 9363642001 0500158072 9703345012 9704793287 9900270216 9356857009 9703299025 9306488093 9707514025 9704424044 9704799081 0600222512 ...

Page 263: ...05 9362748001 9900361020 9362784009 9362735001 9307615016 9362756006 9362733007 9375072018 9362768009 9362736008 9 NOISE INSULATION 9363143003 9900360030 9362777001 9362786003 9362775007 9362776004 9362734004 9362806015 9362800013 9362801010 9362783002 9362803014 9601915010 9362753005 9362748001 9900361020 9362784009 9362735001 9307615016 9362756006 9362733007 9375072018 9362768009 9362736008 9363...

Page 264: ...3000037 9362757003 9362737005 313005174654 313728262708 9373444015 9900220020 9362749008 9703297014 9900242046 9371325224 9370934014 9362762007 9362763004 9362774000 9362789004 9362750004 9362817325 9362802017 9373588078 9373038276 9303428016 9303430019 9373000037 9362757003 9362737005 313005174654 313728262708 9373444015 9900220020 9362749008 9703297014 9900242046 9371325200 9370934014 9362762007...

Page 265: ...62765008 9362760010 9362761017 9364855004 9362773003 9900362027 9362764001 9362772006 9362799003 9362770019 9362771009 9362759014 9362788007 9362769013 9362758017 9705891036 9362765008 9362760010 9362761017 9364855004 9362773003 9900362027 9362764001 9362772006 9362799003 9362770019 9362771009 9362759014 9362788007 9362769013 9362758017 9705891036 9362765008 9362760010 9362761017 9364855004 936277...

Page 266: ...OK A 9365652008 9362767019 9362754002 9362740005 9362778015 9362739009 9362755009 9362782005 9362742009 9362741002 9362738002 9362766005 9362780001 9362781008 9362779012 9365652008 9362767019 9362754002 9362740005 9362778015 9362739009 9362755009 9362782005 9362742009 9362741002 9362738002 9362766005 9362780001 9362781008 9362779012 9365652008 9362767019 9362754002 9362740005 9362778015 9362739009...

Page 267: ...072 9703345012 9704793294 9900270162 9356857009 9703299025 9306488093 9707514032 9704424044 9704799081 0600222512 0600168032 9363642001 0500158072 9703345012 9704793294 9900270162 9356857009 9703299025 9306488093 9707514032 9704424044 9704799081 0600222512 0600168032 9363642001 0500158072 9703345012 9704793294 9900270162 9356857009 9703299025 9306488093 9707514032 9704424044 9704799081 0600222512 ...

Page 268: ...09 14 13 2 9 8 11 12 5 3 7 1 10 6 16 4 15 EVAPORATOR ASSY 8 DISTRIBUTOR ASSY 9 COUPLING PIPE ASSY 10 BRACKET EVA RIGHT 11 BRACKET EVA LEFT 12 SUPPORT PLATE EVA 9373255031 9373034162 9373038238 9363199000 9363198003 9363323009 9373255031 9373034162 9373038238 9363199000 9363198003 9363323009 13 AIR FILTER 9366833017 9366833017 14 HOOK METAL 9363195002 9363195002 15 THERMISTOR PIPE MID 9703297052 97...

Page 269: ... 24 BRACKET MOTOR 25 MOTOR INDUCTION 26 THERMISTOR ROOM Parts No Description Ref No Q ty 9364507019 9363193008 9363322002 9358591000 9385258006 9385102002 9358594001 9602463015 9703299063 9364507019 9363193008 9363322002 9358591000 9385258006 9385102002 9358594001 9602463015 9703299063 MODELS ARXB07 ARXB09 18 21 24 25 23 22 20 19 26 08 39 ...

Page 270: ...Y 8 DISTRIBUTOR ASSY 9 COUPLING PIPE ASSY 10 BRACKET EVA RIGHT 11 BRACKET EVA LEFT 12 SUPPORT PLATE EVA 9373255017 9373034179 9373038085 9363199000 9363198003 9363404005 9373255017 9373034179 9373038085 9363199000 9363198003 9363404005 9373255017 9373034186 9373038047 9363199000 9363198003 9363404005 13 AIR FILTER 9366833017 9366833017 9366833017 14 HOOK METAL 9363195002 9363195002 9363195002 15 T...

Page 271: ...OM Parts No Description Ref No Q ty 9364507026 9363401004 9363322002 9358591000 9385258006 9385102002 9358594001 9602464012 9703299018 9364507026 9363401004 9363322002 9358591000 9385258006 9385102002 9358594001 9602464012 9703299018 9364507026 9363401004 9363322002 9358591000 9385258006 9385102002 9358594001 9602465019 9703299018 18 21 24 25 23 22 20 19 26 20 22 MODELS ARXB12 ARXB14 ARXB18 08 41 ...

Page 272: ...4063 9363201000 9375240028 9374407019 313714328805 9364788005 313361274700 9356857009 9356858006 9900411022 9703403040 9704799043 9707514063 9363201000 9375240028 9374407019 313714328805 9364788005 313361274700 9356857009 9356858006 9900089139 9703403040 9704799043 9707514063 9363201000 9375240028 9374407019 313714328805 9364788005 313361274700 9356857009 9356858006 9900089160 9703403040 970479904...

Page 273: ...0013 9374216017 9374512010 9374511013 9356541007 9374513017 9374517039 9374518012 9371333083 9371325156 9703297090 9900220013 9374216017 9374512010 9374511013 9356541007 9374513017 9374517046 9374518012 9371333090 9371325163 9900242046 9703297090 9900220013 9374216017 9374512010 9374511013 9356541007 9374513017 9374517053 9372585047 9373038269 9371325170 9703297021 9900220037 9374517039 9374518012...

Page 274: ...228010 9374230013 9356531022 9374647019 9374281015 9374648023 313659068604 9374646012 9374233014 9374234011 9356563009 9600830123 28 27 22 32 18 19 30 23 24 17 20 30 21 28 29 26 31 26 25 29 22 27 32 THERMISTOR ROOM 9703299018 9703299018 9703299018 9703299018 08 44 ARXB25 ARXB30 ARXB36 ARXB45 Parts No Description Ref No Q ty ARXA25 ARXA30 ARXA36 ARXA45 9374504015 9374207015 9374210015 9374228010 93...

Page 275: ...4516018 9374220014 9374219018 9352173011 9356857009 9359677000 9703873027 9703874017 9704305053 9704799159 9701594030 9704424044 9707514087 9705465015 FUSE 250V 3 15A FILTER PCB F101 0600222512 FUSE HOLDER 0500158072 0500158072 0500158072 0600222512 0600222512 0600222512 0500158072 08 45 ARXB25 ARXB30 ARXB36 ARXB45 Parts No Description Ref No Q ty ARXA25 ARXA30 ARXA36 ARXA45 9374222018 9374516018 ...

Page 276: ... 3 PANEL RUGHT SA 4 KIT PANEL MAINTE SA 5 DRAIN PAN SA 6 DRAIN PAN S SA Parts No Description Ref No Q ty 9372576014 9372581018 9372580011 9372583012 9372579015 9372582015 9372576014 9372581018 9372580011 9372583012 9372579015 9372582015 9372576014 9372581018 9372580011 9372583012 9372579015 9372582015 ...

Page 277: ...9372059012 9601688013 9372039007 9372057018 9372058015 9372059012 9601688013 9372039007 8 7 9 10 ARXC36 13 13 14 15 15 16 17 18 18 19 13 RUBBER VIBRATION PROOF 313659068604 14 MOTOR MOUNT AS 9372052006 15 BRACKET MTR ASSY 9372037003 9372582015 9372582015 16 PANEL FAN ASSY 9372035009 9372035009 9372035009 17 KIT PANEL FRONT SA 9372637029 9372637029 9372637029 18 HOOK METAL 9372055007 9372055007 937...

Page 278: ...873167 9373873174 9703297014 9900220020 9372584088 9373875017 9373873167 9373873174 9703297014 9900220020 9372584095 9372585030 9371325286 9373038337 9703297014 9900220020 25 27 28 25 HOOK METAL 9372055007 9372055007 9372055007 26 KIT PNL REAR SA 9372636039 9372636039 9372636039 27 THERMISTOR ROOM 9703299216 9703299216 9703299216 28 BRACKET THERMOSTAT 9367369010 9367369010 9367369010 29 EXPANSION ...

Page 279: ...108 FUSE 250V 10A 109 FUSE HOLDER 110 CLAMP METAL CAPACITOR 111 CAPACITOR FAN MOTOR 112 RELAY 9703873027 0600376116 0501456016 9308114006 9900269173 9900294014 9703873027 0600376116 0501456016 9308114006 9900269111 9900294014 9703873027 0600376116 0501456016 9308114006 9900269111 9900294014 113 CONTROLLER PCB 9707514094 9707514094 9707514094 114 FILTER PCBL 9704799067 9704799067 9704799067 115 COM...

Page 280: ...NEL L SA 4 RIGHT PANEL SA 5 SIDE PANEL R SA 6 BEAM SA Parts No Description Ref No Q ty 9364679013 9364687018 9364685014 9364686011 9364684017 9364683010 5 6 7 8 7 10 9 7 HOOK METAL 9364669007 8 KIT PANEL FRONT SA 9371359014 9 DRAIN PAN SA 9364682013 10 S DRAIN PAN SA 9364688015 ...

Page 281: ...KIT BELL MOUTH SA 13 SIROCCO FAN L 14 SIROCCO FAN R 15 MOTOR INDUCTION 16 PLATE MOTOR ASSY Parts No Description Ref No Q ty 9371381015 9371382012 9364665047 9364665030 9601004004 9364632001 16 18 17 BRACKET MOTOR ASSY 9364630007 18 PANEL FAN ASSY 9364628004 12 14 ...

Page 282: ...23 KIT REAR PANEL SA Parts No Description Ref No Q ty 9365149058 9370825022 9371325293 9373038344 9364669007 9371383026 21 19 24 BRACKET THERMOSTAT 9367369010 25 MENTE PANEL SA 9364691015 22 28 29 24 26 23 22 26 THERMISTOR ROOM 9703299056 27 THERMISTOR PIPE MID 9703297014 28 THERMISTOR PIPE IN 9900220020 29 EXPANSION VALVE 9970043024 ...

Page 283: ...ption Ref No Q ty 9375022013 9375023027 9375023034 9365186008 9374407019 9356858006 TERMINAL 3P 108 TERMINAL 5P 109 TERMINAL 2P 110 MAGNETIC RELAY 111 CONTROLLER PCB 112 FILTER PCB 9363276046 9703874017 9703873027 9900331016 9707514100 9704799142 113 COMMUNICATION PCB 9704424044 THERMISTOR CONNECTION WIRE 9705465015 FUSE 250V 3 15A FILTER PCB F101 0600222512 FUSE HOLDER 0500158072 106 CLAMP CORD 9...

Page 284: ...o Q ty 9358534014 9358536018 9358596005 0700190018 9358565001 9358595008 9358534014 9358536018 9358596005 0700190018 9358565001 9358595008 9358534014 9358536018 9358596005 0700190018 9358565001 9358595008 9358534014 9358536018 9358596005 0700190018 9358565001 9358595008 08 54 1 6 5 4 3 2 5 4 7 7 COSMETIC PANEL R 9358535011 9358535011 9358535011 9358535011 ...

Page 285: ... 9358746004 9372672013 9358598009 9359052029 9359242000 9373448013 9358746004 9372672013 9358598009 9359052029 9359242000 9373448013 9358746004 9372672013 14 BRACKET EVA L SUB ASSY 9372675014 9372675014 9372675014 9372675014 17 CAP 9358563007 9358563007 9358563007 9358563007 16 KIT SEPARATE WALL A 9372666012 9372666012 9372666012 9372666012 18 BASE ASSY 9359061014 9359061014 9359061014 9359061014 ...

Page 286: ...21004 9359282006 9358594001 313659068604 9358544006 9358543009 9358621004 9359282006 9358594001 313659068604 9358544006 9358543009 9358621004 9359282006 9358594001 313659068604 9358544006 9358543009 9358621004 9359282006 9358594001 313659068604 26 BRACKET MOTOR ASSY 9358591000 9358591000 9358591000 9358591000 27 MOTOR INDUCTION 9600778012 9600778012 9600778029 9600778043 27 23 21 22 28 28 THERMIST...

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Page 288: ...0 9359051220 9362513029 9372673010 9372668016 9372667019 9703297090 9359051237 9362513036 9372673010 9372668016 9372667019 9703297090 9359051237 9362513036 9372673010 9372668016 9372667019 9703297090 43 THERMISTOR PIPE IN 9900220013 9900220013 9900220013 9900220013 44 DISTRIBUTOR ASSY 9373034094 9373034094 9373034100 9373034100 MODELS AB A18 AB A24 AB A12 AB A14 38 42 41 43 40 39 44 45 45 COUPLING...

Page 289: ......

Page 290: ...0600241018 0600241018 0600241018 0600241018 CAPACITOR FAN MOTOR CONTROLLER PCB COMMUNICATION PCB FILTER PCB THERMISTOR CONNECTION WIRE FUSE 250V 3 15A FILTER PCB F101 9900270018 9707514049 9704424044 9704799012 9705465022 0600222512 9900270018 9707514049 9704424044 9704799012 9705465022 0600222512 9900270087 9707514049 9704424044 9704799012 9705465022 0600222512 9900270179 9707514049 9704424044 97...

Page 291: ... AIR FILTER 34 FILTER GUIDE L 9359713005 9359692003 9359738008 9359739005 9359693000 9359745006 9359680000 9359685005 9359683001 9359691006 9359706007 9359704003 9359687009 9371365015 9357921006 9359681007 9359701002 9359744009 9360457004 9359702009 9359742005 9359703006 9359694007 9371364018 9359707004 9377912015 9359712008 9359686002 9371367019 9359713005 9359692003 9359738008 9359739005 9359693...

Page 292: ...057 9371368016 9359734000 9375621018 9359697008 64 PCB HOLDER 9359736004 9359726005 9359737001 9359725008 9359723004 9359721000 9359727002 9359731009 9373764021 9371369013 9371661025 9359719007 9359689003 9359720003 9359733003 9371366012 9359724001 9359690009 9359722007 9900297015 9371073064 9371368016 9359734000 9375621018 9359697008 9359736004 9359726005 9359737001 9359725008 9359723004 93597210...

Page 293: ...IBUTOR ASSY 59 COUPLING PIPE ASSY 67 THERMO SPRING A 65 THERMISTOR PIPE 66 THERMISTOR PIPE 9373764038 9373038351 313728262708 9900220020 9703297106 313728262708 9900220020 9703297106 313728262708 9900220020 9703297106 313728262708 9900220020 9703297106 9373764021 9371661025 9373764021 9371661025 9373764021 9371661025 58 65 67 66 67 59 ...

Page 294: ...OR H 44 LOUVER LINK 41 LOUVER ROD 42 MOTOR ROD 9359718000 9359719007 9359720003 9359724001 9900297015 9359726005 9359725008 9359723004 9359718000 9359719007 9359720003 9359724001 9900297015 9359726005 9359725008 9359723004 9359718000 9359719007 9359720003 9359724001 9900297015 9359726005 9359725008 9359723004 9359718000 9359719007 9359720003 9359724001 9900297015 9359726005 9359725008 9359723004 ...

Page 295: ...9699002 9359733003 9359730002 9359728009 9359727002 9359698005 51 80 82 53 83 81 3 2 PANEL L 3 PANEL R 9359685005 9359683001 9359731009 9900362010 9359729006 9359699002 9359733003 9359730002 9359728009 9359727002 9359698005 9359685005 9359683001 9359731009 9900362010 9359729006 9359699002 9359733003 9359730002 9359728009 9359727002 9359698005 9359685005 9359683001 9359731009 9900362010 9359729006 ...

Page 296: ...03299025 9707514056 9704424044 64 90 INDICATOR PCB ASSY 32 31 9705891029 CONTROL BOX METAL A 9359712008 CONTROL BOX METAL B 9359713005 PCB HOLDER 9359736004 9359714002 9359820017 9359821014 9357376004 9361049024 9704793317 9703403040 9704799029 9359735014 9359735021 9900270216 9703299025 9707514056 9704424044 9705891029 9359712008 9359713005 9359736004 9359714002 9359820017 9359821014 9357376004 9...

Page 297: ...309997011 9313131203 7 HOLDER ELECTRIC FILTER 9306602017 8 ELECTRIC FILTER 9312153015 9 ION DEODRANT FILTER 9311925033 AS E14 9312752027 9309999053 9311946014 9306755010 9309997011 9313131203 9306602017 9312153015 9311925033 9312752027 9309999053 9311946014 9306755010 9309997011 9313131203 9306602017 9312153015 9311925033 9312752027 9309999053 9311946014 9306755010 9309997011 9313131203 9306602017...

Page 298: ...11948018 9700801160 9702039035 9310464007 9313100018 9702039080 9313750022 9312912018 9312112111 9314147012 9314161018 9309993013 9312369034 9312368020 9705039032 9309983014 9311858010 9312911011 9378160002 9307836015 9306628017 9312360024 9366633044 9311948018 9700801160 9702039035 9310464007 9313100018 9702039080 9313750022 9312912018 9312112111 9314147012 9314161018 9309993013 9312369034 931236...

Page 299: ...OLLER PCB 9707356021 COMMUNICATION PCB 9704424044 110 FUSE 250V 3 15A 0600376062 FUSE HOLDER 0500158072 9312374021 9312979011 9602109012 9313168018 9310102008 9309994003 9900139025 9312909018 9701955121 9707356021 9704424044 0600376062 0500158072 9312374021 9312979011 9602109012 9313168018 9310102008 9309994003 9900139025 9312909018 9701955121 9707356021 9704424044 0600376062 0500158072 9312374021...

Page 300: ...5 AIR FILTER 6 INTAKE GRILLE F Parts No Description Ref No Q ty 9368579005 9368540012 9368611002 9368576011 9373613015 9368541019 9368579005 9368540012 9368611002 9368576011 9373613015 9368541019 9368579005 9368540012 9368611002 9368576011 9373613015 9368541019 7 DISPLAY F 9368757014 9368757014 9368757014 1 4 3 2 5 6 7 ...

Page 301: ... 16 DIFFUSER SPRING 9368587000 26 KIT FAN GRD HLD SA 9371164014 27 LOUVER BASE A 9368558017 28 BASE ASSY 9369209017 29 DRAIN CAP 9367677009 30 REAR DRAIN PAN SA 9369201011 31 CROSS FLOW FAN ASSY 9368586003 32 BEARING ASSY 9368574000 33 9369684005 9371167015 9601388012 9368575007 9368550004 9368551001 9370933017 9368559014 9368560010 9368561017 9368588007 9369346019 9705801028 9368564001 9370932010...

Page 302: ...6 9368562007 9900139032 9368612009 9368556006 9368563004 9368613006 9368562007 9900139032 9368612009 9368556006 9368563004 9368613006 9368562007 9900139032 9368612009 9368556006 40 PINION GEAR 9368557003 9368557003 9368557003 41 MOTOR BASE 9368555009 9368555009 9368555009 42 MOTOR STEP 9900139049 9900139049 9900139049 43 MOTOR HOLDER C 9368769000 9368769000 9368769000 34 35 36 37 38 39 40 41 43 42...

Page 303: ...11 9371166018 9369202230 9369366000 48 EVAPORATOR B ASSY 9369373008 49 JOINT PIPE ASSY 9373768067 9373768067 9373768074 50 DISTRIBUTOR ASSY 9371041001 9371041001 9371091006 51 COUPLING PIPE ASSY 9369241000 9369241000 9369370007 52 EVA HOLDER 9368775001 53 WATER PLATE 9368569006 54 THERMISTOR PIPE MID 9900367015 9900367015 9900367015 55 THERMISTOR PIPE IN 9900220037 9900220037 9900220037 MODELS AS ...

Page 304: ...631009 9368543006 9368580001 9374875016 9306488086 9703345029 106 CORD HOLDER 9368566005 9368566005 9368566005 107 CAPACITOR FAN MOTOR 9704305060 9704305060 9704305060 108 COMMUNICATION PCB 9704424044 9704424044 9704424044 109 CONTROLLER PCB 9704815033 9704815033 9704815033 110 THERMISTOR ROOM 9900368012 9900368012 9900368012 THERMISTOR CONNECTION WIRE 9705465015 9705465015 9705465015 111 FUSE 250...

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Page 309: ...98 9371622026 9373585084 9703297038 9900220020 9371130019 9377815019 9377816016 9369317019 9368832254 9369223006 9373586104 9368865009 9373585077 9703297038 9900220020 9371130019 9377815019 9377816016 9369317019 9368832254 9369223006 9373586104 9368865009 9373585077 9703297038 9900220020 9371130019 9377815019 9377816016 9369317019 9368832247 9368853006 9373586111 9368865009 9373585060 9703297038 9...

Page 310: ...24 9705465015 0600222512 0500158072 9367663002 9368017002 9705907010 9367664009 9703299148 9375020019 9306488086 9703345012 9368016005 9368022006 9704424044 9704989024 9705465015 0600222512 0500158072 9367663002 9368017002 9705907010 9367664009 9703299148 9375020019 9306488086 9703345012 9368016005 9368022006 9704424044 9704989024 9705465015 0600222512 0500158072 9367663002 9368017002 9705907010 9...

Page 311: ...N INSTALLATION AUXB07 AUXB09 AUXB12 AUXB14 Manual Operation Manual Installation 1 1 9369313028 9371022031 9352766015 9370244007 9350716029 313005446653 Special nut B Small flange 4 For indoor unit installation 313005446759 AUXB18 Parts No Adapter B 1 For indoor unit installation 9369313028 9371022031 9352766015 9350716029 313005446653 313005446759 9369313028 9371022031 9352766015 9350716029 313005...

Page 312: ...ON AU A20 AU A25 AU A30 AU A36 Manual Operation Manual Installation 1 1 9369313028 9371022024 9352766015 9370242003 9350716029 313005446759 Blower cover Insulation 2 Use for static pressure more than 40 Pa 9363265002 AU A45 AU A54 Parts No Special nut A Large flange 4 For indoor unit installation 313005446653 Hook wire 2 For Installing intake grille 9363168006 9369313028 9371022024 9352766015 9350...

Page 313: ...005446759 Drain pipe insulation 4 Insulation the drain hose and vinyl hose conne ction 313806217708 ARXB18 Parts No Special nut A Large flange 1 For indoor unit installation 313005446653 Wire 1 Use for static pressure more than 25 Pa 9707503012 2 2 Insulation outlet Use as needed ø9 52 ø6 35 AR18 Adapter B 1 For outlet flange H16 W410 mm For outlet flange H16 W610 mm For outlet flange H16 W150 mm ...

Page 314: ...5 9370242003 9350716029 313005446759 Drain pipe insulation 4 Insulation the drain hose and vinyl hose conne ction 313806217708 ARXB45 ARXA45 Parts No Special nut A Large flange For indoor unit installation 313005446653 Wire 1 Attached only ARXB25 30 36 45 model Use for static pressure more than 40 Pa 9707003024 1 ARXA25 ARXA30 ARXA36 ARXA45 ARXB36 ARXA36 9373384021 9373385035 9352766015 9350716029...

Page 315: ... unit installation For indoor unit installation OPERATION INSTALLATION ARXC36 ARXC45 Manual Operation Manual Installation 1 1 9373384021 9373870029 9352766015 9350716029 313005446759 4 ARXC60 Parts No Special nut A Large flange For indoor unit installation 313005446653 9373384021 9373870029 9352766015 9350716029 313005446759 313005446653 9373384021 9373870029 9352766015 9350716029 313005446759 313...

Page 316: ...ation Special nut B Small flange 4 For indoor unit installation For indoor unit installation OPERATION INSTALLATION ARXC90 Manual Operation Manual Installation 1 1 4 Parts No Special nut A Large flange For indoor unit installation 9373384021 9365748053 9359141051 9350716029 313005446759 313005446653 Washer 8 For indoor unit installation 0700132278 ...

Page 317: ...ilencer pipe 1 9375132026 Description Auxiliary pipe Parts No 9374714025 Application For indoor side pipe joint AB18 24 model Adapter B Use as needed ø9 52 ø6 35 AB18 24 Wall bracket For suspending the Indoor unit on the wall 2 AB A12 AB A14 AB A18 AB A24 1 9358597002 9369308024 9367701032 9350716012 9377924049 9359225003 9375132026 9358597002 9369308024 9367701032 9370242003 9350716012 9377924049...

Page 318: ...ecial nut A Large flange For indoor unit installation 9369308024 9367702039 9352766015 9350716029 313005446759 313005446653 Drain hose insulation 1 For indoor unit installation 9360464002 Auxiliary pipe assembly For connecting the piping 1 AB A54 AB A45 AB A36 9374714025 9369308024 9367702039 9352766015 9350716029 313005446759 313005446653 9360464002 9374714049 9369308024 9367702039 9352766015 935...

Page 319: ...d remote control installation For indoor unit installation OPERATION INSTALLATION AS E07 AS E12 AS E14 AS E09 Manual Operation Manual Installation 1 1 9377772015 9377773012 9370244007 9707476019 9310519004 9304536000 9377772015 9377773012 9370244007 9707476019 9310519004 9304536000 9377772015 9377773012 9707476019 9310519004 9304536000 9377772015 9377773012 9707476019 9310519004 9304536000 Parts N...

Page 320: ...2 ø6 35 AS18 24 Adapter B 1 OPERATION INSTALLATION AS A18 Manual Operation Manual Installation 1 1 9371056029 9371057026 9370242003 Insulation Drain hose 9361756007 AS A30 Parts No 1 AS A24 9371056029 9371057026 9370242003 9361756007 9371056029 9371057026 9361756007 For indoor unit installation ...

Page 321: ...A09 Manual Operation Manual Installation 1 1 9371039022 9371040028 Insulation Drain hose 9361756007 AW A30 Parts No 1 AW A12 AW A14 AW A18 AW A24 AW A30 AW A18 AW A24 Use as needed ø12 7 ø9 52 AW07 09 Adapter D 9370244007 1 9371039022 9371040028 9361756007 9371039022 9371040028 9370242003 9361756007 9371039022 9371040028 9361756007 For indoor unit installation ...

Page 322: ...eneral Limited All rights reserved TM is a worldwide trademark of FUJITSU GENERAL LIMITED Product specifications are subject to change without notice 1116 Suenaga Takatsu ku Kawasaki 213 8502 Japan Printed in Japan 2011 10 11 ...

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