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SM FTXS60-71G+RXS

1. SHEET METAL eee NDOOR 1 1 FIELD WIRING 1 1 1 2 ROT R2T RIT LED A 525 0000 OUTDOOR DISCHARGE CONDENSER 1 Swi SW 1 OUTDOOR D M J Z1C Z7C FERRITE CORE X1M X2M TERMINAL STRIP MRM10 MRM20 ELECTRONIC EXPANSION VALVE COIL MRC W MAGNETIC RELAY L LIVE M1C COMPRESSOR MOTOR V2 V8 V5 V9 V100 VARISTOR R1T R3T THERMISTOR N NEUTRAL FAN MOTOR SA2 SURGE ARRESTER 52 5102 CONNECTOR SW1 FORCED OPERATION ON OFF SW SW1 L1R REACTOR FU2 FUSE LEDA PILOT LAMP SW4 LOCAL SETTING SW SW4 Q1L OVERLOAD PROTECTOR AC2 PM1 POWER MODULE U V W X11A 12 PCB1 2 PRINTED CIRCUIT BOARD 1 2 SHEET METAL TERMINAL STRIP FIXED PLATE 3D053930F HR1 HR2 CONNECTOR 2 2 2 Heat Pump ze eR ca siia 252120222122 1 GRN 1 1 710 1 E POWER SUPPLY T SA2 E2 MRM20 L 1 30AV2 MRM10 1 tH L S 223 H V11 l 2 veli li I 1 1 1 11 i Ay 1 TO INDOOR UNIT 1 FU 1 2 S10 3 15 3 Rel 1 1 1 9
2. NOTE Lade bremen doe mao dispersi 1REFER TO THE NAMEPLATE FOR THE POWER REQUIREMENTS C7 C8 CAPACITOR t DB1 083 DIODE BRIDGE WCE 1 FU FU3 COOLING n DISCHARGE FUA FIELD FUSE ___ SER IPM INTELLIGENT POWER MODULE GU 0101 EARTHLEAKDETECTOR V1 V2 V3 VARISTOR L803 1804 REACTOR PCB1 PCB2 PRINTED CIRCUIT BOARD TERMINAL STRIP MIC COMPRESSOR MOTOR 10 511 512 20 ELECTRONIC EXPANSION VALVE COIL ni FAN MOTOR 540 550 S70 580 590 vis REVERSING SOLENOID VALVE COIL 2 HL3 HN3 X12A CONNECTOR 210 220 23 24 FERRITE RIT R2T RT THERMISTOR PROTECTIVE EARTH PROTECTOR SURGE ABSORBER EARTH 3D079016 RXS71FAV1B RXS71FAV1B9 RXS71FAV1B8 ETE NUUS TOS es te cs et et ee gt E 1 1 GRN XIM 76 POWER SUPPLY L HED MIF T 1 220 1 30A v2 BRN 5j t H i o Ay I I 1 r 1 TO INDOOR UNTI amp 1 2 1 v3 Nne o trt 2 vs 1 eNe A 4 151015 6 4580 NDOOR 99099 1 FIELD WIRING 1 1 52
3. RXS60F4V1B _ OUTDOOR UNIT MERERI 17 9 CuT HEAT EXCHANGER OUTDOOR TEMPERATURE 7 THERMISTOR 79 CuT 79 CuT 79 CuT d 4 307 127 79 CAPILLARY TUBE 1 2 7 9 CuT 4 0 MUFFLER REFRIGERANT FLOW 01 WITH 2 COOLING 79 CuT FILTER 7 9 CuT 6 4 CuT HEATING 3 i THERMISTOR mede TUBE 4 S 3i Y ELECTRONIC PROPELLER FAN EXPANSION J X VALVE 12 7 FILTER 12 7 9 5 5 7 5 FOURWAY 9 7 9CuT VALVE ON HEATING MUFFLER MUFFLER FIELD PIPING 79CuT 64007 Ed 64CuT STOP VALVE MUFFLER E 0 DISCHARGE PIPE Per UT FIELD PIRING THERMISTOR GASSTOPVALVE 12 7 COMPRESSOR WITH SERVICE PORT 3D080605A RXS71FAV1B RXS71FAV1B9 RXS71FAV1B8 OUTDOOR UNIT acc d M HEAT EXCHANGER OUTDOOR TEMPERATURE 7 THERMISTOR HEADER 47 9 E v ge HEAT EXCHANGER CONDENSER THERMISTOR ELECTRONIC 4 0 VALVE 7 9 Cut 9 5 95 J5 CUT ggg 5 9 5CuT 9 5 T DISTRIBUTOR FILTER FILTER 8 wo PROPELLER FAN CAPILLARY TUBE 6 AWAY as ex
4. 74 4 12 OL Activation Compressor 76 4 13 Compressor bend uas 78 42 T4 DC Fan lock e 79 4 15 Input Overcurrent 80 4 16 Four Way Valve 81 4 17 Discharge Pipe Temperature 83 4 18 High Pressure Control in Cooling seen 84 4 19 Compressor System Sensor Abnormality 85 4 20 Position Sensor Abnormality tr toph Ee 87 4 21 CT or Related Abnormality RK X S60F3V1B 71 Class Only 90 4 22 Thermistor or Related Abnormality Outdoor 92 4 23 Electrical Box Temperature 2 2 94 4 24 Radiation Fin Temperature 95 4 25 Output Overcurrent Detection 97 eoe MH HELM HA 99 5 1 Thermistor Resistance 99 5 2 Fan Motor Connector Output Check 100 5 3 Power Supply Waveforms 100 5 4 Electronic Expansion Valve 100 5 5 Four Way Valve Performance 101 5 6 Inverter Unit Refrigerant System
5. 101 5 7 Inverter Analyzer Checked eer iret e iae toe od tes 102 5 8 Rotation Pulse Check on the Outdoor Unit 103 5 9 Installation Condition 104 5 10 Discharge Pressure Check edi emen rnit te de baa EL an 104 5 11 Outdoor Fan System 105 5 12 Main Circuit Short Check sme rerit ier oe DE PR 105 53 Service Diagnosis SiBE041011EB 5 13 Capacitor Voltage Check 5 14 Power Module Check Service Diagnosis 54 Troubleshooting with LED SiBE041011EB 1 Troubleshooting with LED 1 1 Indoor Unit Operation Lamp The operation lamp blinks when any of the following errors is detected 1 When a protection device of the indoor or outdoor unit is activated or when the thermistor malfunctions 2 When a signal transmission error occurs between the indoor and outdoor units In either case conduct the diagnostic procedure described in the following pages Operation lamp green 3 Os 816008 Service Monitor The indoor unit has one green LED LED A on the control PCB When the microcomputer works in order the LED A blinks 1 2 Outdoor Unit The outdoor unit has one green LED LED A on the PCB When the microcomputer works in order the LED A blinks 55
6. 273862 4 Printed Circuit Board Connector Wiring Diagram oor Unit SiBE041011EB PCB PCB 2 Main 510 12 520 4 S40 550 70 580 90 Connector for S11 on filter PCB Connector for HL4 on filter PCB Connector for electronic expansion valve coil Connector for overload protector Connector for magnetic relay Connector for fan motor Connector for four way valve coil Connector for thermistors outdoor temperature outdoor heat exchanger discharge pipe Connector for HL2 HN2 on filter PCB Terminal for compressor Fuse 3 15 A 250 V LED for service monitor green Varistor Jumper for facility setting Refer to page 113 for detail Jumper for improvement of defrost performance Refer to page 114 for detail FU2 20 540 590 71 2 2 275854 sPCBege 71 2 273854 7 A Caution Replace the PCB if you accidentally cut the jumpers other than J6 and J8 Jumpers are necessary for electronic circuit Improper operation may occur if you cut any of them Printed Circuit Board Connector Wiring Diagram SiBE041011EB Part 4 Function and Control do FUNTON S Wave ace 17 1 1 Temperature Control ir rn ten rna pee Re Peer pu ae 17 1 2 Principle iu ue etae eaa eee 17 1 3 Airflow Direction CONT as
7. COOLING E REFRIGERANT FLOW COOLING HEATING 4D040081Y 4D040082W 1 2 Outdoor Unit 1 2 1 Cooling Only 560 OUTDOOR UNIT 7 9CuT HEAT EXCHANGER OUTDOOR AIR TEMPERATURE THERMISTOR 7 9CuT 27800 7 9CuT 7 T CAPILLARY TUBE 1 12 7CuT 7 9Cu b 11 T 79 40CuT MUFFLER 7 9Cu Es WITH 7 9CuT FILTER REFRIGERANT FLOW T recur CAPILLARY TUBE 2 COOLING A CAPILLARY TUBE 3 4 0CuT 5 Wr 9 CAPILLARY TUBE 4 i PROPELLER FAN 9 12 7 i ELECTRONIC EXPANSION 12 7 12 7 VALVE gt MUFFLER AY WITH FILTER FOUR WAY VALVE NORMALLY OFF R MUFFLER N MUFFLER FIELD PIPING 5 6 4CuT QUID 6 4CuT DISCHARGE PIPE 16 12 7CuT STOP VALVE THERMISTOR i A aT FIELD PIPING GAS STOP VALVE 2 7040 COMPRESSOR WITH SERVICE PORT 3D051636U 117 Appendix SiBE041011EB Piping Diagrams RKS71FAV1B OUTDOOR UNIT HEAT EXCHANGER __ OUTDOOR TEMPERATURE THERMISTOR HEADER 19 HEAT EXCHANGER CONDENSER b THERMISTOR RECEIVER 4 0CuT 9 5CuT 9 5CuT 9 5CuT 9 5CuT TI DISTRIBUTOR FILTER MOTOR FILTER 3 DC FAN MOTOR OPERATED CAPILLARY TUBE VALVE PROPELLER 15 9 4 WAY VALVE NORMALLY OF
8. R9660 n Note When the remote controller is left untouched for 60 seconds it returns to the normal mode 59 Service Diagnosis SiBE041011EB Troubleshooting 4 Troubleshooting 4 1 Error Codes and Description Error Codes Description PE System Normal 4 Refrigerant shortage 66 ue Low voltage detection or over voltage detection 68 un Signal transmission error between indoor unit and outdoor unit 70 un Unspecified voltage between indoor unit and outdoor unit 73 eren Indoor unit PCB abnormality 61 n Freeze up protection control heating peak cut control 62 n5 Fan motor DC motor or related abnormality 63 EH Indoor heat exchanger thermistor or related abnormality 65 45 Room temperature thermistor or related abnormality 65 Outdoor unit PCB abnormality 74 ESK OL activation compressor overload 76 tik Compressor lock 78 EX DC fan lock 79 Input overcurrent detection 80 Four way valve abnormality 81 rs Discharge pipe temperature control 83 ra High pressure control in cooling 84 a Compressor system sensor abnormality 85 H5 Position sensor abnormality 87 H5 CT or related abnormality 560 71 class only 90 H5 Outdoor temperature thermistor or related abnormality 92 uM Discharge pipe thermistor or related abnormality 92 Outdoor h
9. 60 4 1 Error Codes and Description ue redet ed cee 60 4 2 Indoor Unit PCB 61 4 3 Freeze up Protection Control Heating Peak cut Control 62 4 4 Fan Motor DC Motor or Related 63 4 5 Thermistor or Related Abnormality Indoor 65 46 Refrigerant Shortage eee ete cie es ibid se ce ER ia 66 4 7 Low voltage Detection or Over voltage Detection 68 4 8 Signal Transmission Error Between Indoor Unit and Outdoor Unit 70 4 9 Signal Transmission Error on Outdoor Unit PCB RK X S60F3V1B 71 Class Only 72 4 10 Unspecified Voltage Between Indoor Unit and Outdoor Unit 73 4 11 Outdoor Unit PCB 74 4 12 OL Activation Compressor Overload 76 4 13 Compressor LOCK ono dile 78 DC Raitt P E 79 4 15 Input Overcurrent 80 4 16 Four Way Valve 81 4 17 Discharge Pipe Temperature 83 4 18 High Pressure Control in 84 4 19 Compressor System Sensor Abnormality
10. nennen 19 1 4 Fan Speed Control for Indoor 20 1 5 Program Dry OperallOLT saei back nate mcm 21 1 6 Automatic Operation a ede b 22 Thermostat osea qoe E n actos dp 23 1 9 NEST SET MOOS Lu nins o em 24 1 9 ECONO Operation erste baeo uos 24 1 10 INTELLIGENT EYE Operation 25 1 11 Inverter POWERFUL 26 Seting 27 1 13 WEEKLY TIMER Operation 8 28 1514 Other E RICTIOLIS ctt i Er eh t aet pe rt 34 2 Function Of Thermilstor ispiris cR ER i PHA 35 35 Control trs ct oda 36 3 1 Mode Hierarchy ssec Fette toco ee Re ntes uae acie 36 3 2 Frequency 37 3 3 Controls at Mode Changing 39 3 4 Discharge Pipe Temperature 41 35 Input Gurrent Controles 42 3 6 Freeze up Protection 2 400 43 3 7 Heating Peak cut Control eret oo Uode tert peste 43 28 Outdoor Fari 44 3 9 Liquid Compression Protection 44 3 10 D frost Control a io
11. 106 5 14 Power Module Check dre e eee eee n cer rend 106 Part 7 Trial Operation and Field Settings 108 0r T9 ct 5 Pump Down Operation 109 Forced Cooling 110 2 111 Settings RR 112 4 1 Model Setting aba bn n tab te Et ei oo om us 112 4 2 When 2 Units are Installed in 1 Room esee 112 4 3 Facility Setting cooling at low outdoor temperature 113 4 4 Jumper and Switch 114 Silicon Grease on Power Transistor Diode Bridge 115 Part 8 Appendix erre erue 116 De PIPING DIAgralriS kei sab ede eite 117 14 Indoor Wit 117 12 gt Qutdoor Unit 117 2 Wiring Dlagra MS 120 2 4 n ah eet d e er m eel 120 2 2 Qutdoor Unlb d cei norte e reri 120 Table of Contents Safety Cautions SiBE041011EB 1 Safety Cautions Be sure to read the following safety cautions before conducting repair work After the r
12. OFF TIMER button Press this button and adjust the day and time with the SELECT button Press this button again to complete TIMER setting TIMER CANCEL button e Cancels the timer setting Cannot be used for the WEEKLY TIMER operation 5 button Starts ECONO operation SWING button Adjusts the airflow direction When you press the SWING button the flap moves up and down or and the louver moves right and left The flap louver stops when you press the SWING button again WEEKLY button WEEKLY WEEKLY button PROGRAM button COPY button BACK button NEXT NEXT button WEEKLY 7 operation COPY ON TIMER button Press this button and adjust the day and time with the SELECT button Press this button again to complete TIMER setting CLOCK button SELECT button Changes the ON OFF TIMER and WEEKLY TIMER settings R19524 Reference Refer to the following pages for detail COMFORT AIRFLOW operation 19 20 4 INTELLIGENT EYE operation 25 5 ECONO operation P 24 6 Auto swing setting P 19 7 WEEKLY TIMER operation P 28 Clock setting 27 Note manual from DISTRIBUTOR S PAGE Refer to the operation manual of applicable model for detail You can download operation DISTRIBUTOR S PAGE Product
13. Zone C Thermostat ON 7 0 5 Zone A Thermostat OFF R11581 21 Function and Control SiBE041011EB Main Functions 1 6 Automatic Operation Outline Automatic Cooling Heating Function When the automatic operation is selected with the remote controller the microcomputer automatically determines the operation mode as cooling or heating according to the room temperature and the set temperature at start up The unit automatically switches the operation mode to maintain the room temperature at the set temperature Detail Ts set temperature set by remote controller Tt target temperature determined by microcomputer Tr room thermistor temperature detected by room temperature thermistor C correction value 1 The set temperature Ts determines the target temperature Tt Ts 18 30 2 The target temperature Tt is calculated as Tt C where C is the correction value C 0 3 Thermostat ON OFF point and operation mode switching point are as follows Tr means the room thermistor temperature 1 Heating Cooling switching point Tr gt Tt 3 0 2 Cooling Heating switching point Tr lt Tt 2 5 8 Thermostat ON OFF point is the same as the ON OFF point of cooling or heating operation 4 During initial operation Tr gt Ts Cooling operation Tr Ts Heating operation Cooling Operation Target temperature 3 0 C Target temperature 2 06
14. 1 NOTE THAT OPERATION WILL S21 FG T 1 AUTOMATICALLY IF THE MAIN POWER SUPPLY a e 1 IS TURNED OFF AND THEN BACK ON AGAIN BZ BUZZER C101 C102 CAPACITOR FRAME GROUND 1 F1U FUSE 1 H1P H3P PILOT LAMP 1 MR10 MAGNETIC RELAY 525 MOTOR 18 25 SWING MOTOR le ORG 1 4 PRINTED CIRCUIT BOARD 1197 WHT R1T R2T THERMISTOR bd i ol4 547 532 541 M1F 1 51 549 m 1 swi OPERATION SWITCH 2 16 8 101214 151311 9 7 a ae SENSOR TERMINAL STRIP PROTECTIVE EARTH 1 PCB2 S48 WIRELESS 1 INDOOR 1 1 CONTROLLER SIGNAL MSW MSW RECEIVER MTE 1 1 E ea TERR QR NM 30064800 2 2 Outdoor Unit 2 2 1 Cooling MMC M ME 1 GRN GRN 1 F 710 1 POWER SUPPLY S F2 MRM20 1 10 NZ RNE ti Hia H 2 V6 1 1 1 i i 1 TO INDOOR UNIT 1 FU 1 s10 3 POR 1 1 v3 1 1 1 1 1 1 1 5 1 590 3658041 1 5206 1 6 NDOOR 5 095939 tE92EQ 1 FIELD WIRING pastes MEE i 1 RZT
15. 159 2 HEATING 15 9 9 NY 5 4 8 79 CuT MES MUFFLER 5 FIELD PIPING 5 FELD PIPING DISCHARGE PIPE 5 15 9 CuT 9 9 5 CuT LIQUID 6 4 CuT THERMISTOR 2 4 GAS LINE REFRIGERANT FLOW STOP VALVE COOLING COMPRESSOR ACCUMULATOR ACCUMULATOR a HEATING 15 9 GAS 15 9 3D054593N 119 Appendix SiBE041011EB Wiring Diagrams 2 Wiring Diagrams 2 1 Indoor Unit FTXS60 71GV1B Po 1 1 1 X1M 1 2 ai BLK it 3 OUTDOOR lo 2 i lo RED 3 lo 1 lo FIELD WIRING tO GRN YLW 1 lolo TRANSMISSION 1 CIRCUIT pecie J CAUTION
16. YES Start operation 5 Error repeats NO gt Be sure to turn off the power switch before connecting or disconnecting connectors or parts may be damaged Match the compatible models Correct the power supply Replace the indoor unit PCB Completed Correct the power supply Replace the indoor unit PCB Completed Completed R15310 Model Type Connector Wall mounted type Terminal board Control PCB H1 H2 H3 61 Service Diagnosis SiBE041011EB Troubleshooting 4 3 Freeze up Protection Control Heating Peak cut Control Error Code rm Method of Error Freeze up protection control Detection During cooling operation the freeze up protection control operation halt is activated according to the temperature detected by the indoor heat exchanger thermistor Heating peak cut control During heating operation the temperature detected by the indoor heat exchanger thermistor is used for the heating peak cut control operation halt outdoor fan stop etc Error Decision Freeze up protection control Conditions During cooling operation the indoor heat exchanger temperature is below 0 C W Heating peak cut control During heating operation the indoor heat exchanger temperature is above 65 C Supposed Short circuited air Causes m Clogged air filter of the indoor unit m Dust accumulation on the indoor heat exchan
17. gt Replace the indoor unit PCB Rotation pulse NO generated gt Replace the indoor fan motor gt Replace the indoor unit PCB R19350 Service Diagnosis 64 Troubleshooting SiBE041011EB 4 5 Thermistor or Related Abnormality Indoor Unit Error Code Method of Error Detection Error Decision Conditions Supposed Causes Troubleshooting Check No 01 Refer to P 99 mo Log J The temperatures detected by the thermistors determine thermistor errors The thermistor input is more than 4 96 V or less than 0 04 V during compressor operation Disconnection of connector Thermistor corresponding to the error code is defective W Defective indoor unit PCB N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Check the connection of connectors NO gt Correct the connection YES Check No 01 Check the thermistor resistance value NO gt Replace the thermistor YES gt Replace the indoor unit PCB R15717 Indoor heat exchanger thermistor 79 Room temperature thermistor 65 Service Diagnosis SiBE041011EB Troubleshooting 4 6 Refrigerant Shortage Error Code Method of Error Detection Error Decision Conditions Supposed Causes or Refrigerant shortage detection I Refrigerant shor
18. 85 4 20 Position Sensor 87 4 21 CT or Related Abnormality RK X S60F3V1B 71 Class Only 90 4 22 Thermistor or Related Abnormality Outdoor 92 4 23 Electrical Box Temperature 94 4 24 Radiation Fin Temperature Rise 95 4 25 Output Overcurrent Detection 97 e E 99 5 1 Thermistor Resistance 99 5 2 Fan Motor Connector Output 100 5 3 Power Supply Waveforms 100 5 4 Electronic Expansion Valve 100 5 5 Four Way Valve Performance 101 5 6 Inverter Unit Refrigerant System 101 5 7 Inverter Analyzer 102 5 8 Rotation Pulse Check on the Outdoor Unit 1038 5 9 Installation Condition 104 5 10 Discharge Pressure Check reete 104 Table of Contents SiBE041011EB 5 11 Outdoor Fan System Check eee tnter cernens 105 5 12 Main Circuit Short Check eii 105 5 13
19. A Press to confirm the day of the week to be copied Press COPY The whole reservation of the selected day of the week will be copied A Press to select the destination day of the week Press COPY The reservation will be copied to the selected day of the week The whole reservation of the selected day of the week will be copied To continue copying the settings to other days of the week repeat STEP 4 and STEP 5 Press to complete the setting is displayed on LCD and WEEKLY TIMER operation is activated m Note on COPY The entire reservation of the source day of the week is copied in the copy mode In the case of making a reservation change for any day of the week individually after copying the content of weekly reservations press change the settings in the steps of Setting mode 31 Function and Control SiBE041011EB Main Functions a reservation The reservation can be confirmed Setting Displays e 630 Normal display Contirmation display o o 1 Press I s Jp The day of the week and the reservation number of current day will be displayed A xm 257 j 2 Press to select the day of the week and gt the reservation number to be confirmed Pressing displays the reservation details
20. Thermistor temperature C Resistance 20 197 8 15 148 2 10 112 1 5 85 60 0 65 93 5 51 14 10 39 99 15 31 52 20 25 02 25 20 00 30 16 10 35 13 04 40 10 62 45 8 707 50 7 176 25 20 3950 150 100 50 rmm 19558 811905 Mutimeter Room temperature thermistor R19559 When room temperature thermistor is soldered on a PCB remove the PCB from the control PCB to measure the resistance W When the connector of indoor heat exchanger thermistor is soldered on a PCB remove the thermistor and measure the resistance 99 Service Diagnosis SiBE041011EB Check 5 2 Fan Motor Connector Output Check Check No 02 1 Check the connection of connector 2 Check the motor power supply voltage output pins 4 7 3 Check the motor control voltage pins 4 3 4 Check the rotation command voltage pins 4 2 5 Check the rotation pulse pins 4 1 0 Motor power supply voltage 310 340 VDC Unused Unused GND Motor control voltage 15 VDC Rotation command voltage 1 6 5 VDC Rotation pulse input RO Od 19654 5 3 Power Supply Waveforms Check Check No 11 Measure the power supply waveform between No 1 and No 2 on the terminal board and check the waveform disturbance W Checkif the
21. Y1E 8 91 1 LED A gt OUTDOOR DISCHARGE Swi 2 OUTDOOR Z1C Z7C FERRITE CORE ae ene a X1M X2M TERMINAL STRIP MRM10 MRM20 L LIVE M1C COMPRESSOR MOTOR ELECTRONIC EXPANSION VALVE MRC W MAGNETIC RELAY NEUTRAL FAN MOTOR V2 V3 V5 V9 V100 VARISTOR R1T R3T THERMISTOR SW1 FORCED OPERATION ON OFF SW SW1 L1R REACTOR SA2 SURGE ARRESTER 52 5102 SW4 LOCAL SETTING SW4 QIL OVERLOAD PROTECTOR FU1 FU2 FU3 FUSE LEDA PILOT LAMP POWER MODULE 1 AC2 1 2 PRINTED CIRCUIT BOARD U V W X11A X12A Y1R REVERSING SOLENOID VALVE COIL E1 E2 SHEET METAL TERMINAL STRIP FIXED PLATE 3D053931M HR1 HR2 CONNECTOR Appendix 122 Revision History Month Year Version Revised contents 03 2010 041011 First edition 12 2012 SiBEO41011 A Model addition RXS60FAV1B RXS71FAV1B9 12 2013 SiBE041011EB Model addition RXS71FAV1B8 Warming Daikin products are manufactured for export to numerous countries throughout the world Prior to purchase please confirm with your local authorised importer distributor and or retailer whether this product conforms to the applicable standards and is suitable for use in the region where the product will be used This statement does not purport to exclude restrict or modify the application of any local legislation Ask a qualified installer or contractor t
22. gt No problem Keep on running gt Replace the outdoor unit PCB R11712 Service Diagnosis 86 Troubleshooting SiBE041011EB 4 20 Position Sensor Abnormality LN Error Code nu Method of Error A compressor start up failure is detected by checking the compressor running condition through Detection the position detection circuit Error Decision Ifthe error repeats the system is shut down Conditions W Reset condition Continuous run for about 5 minutes without any other error Supposed Disconnection of the compressor relay cable Causes Defective compressor Defective outdoor unit PCB Start up failure caused by the closed stop valve Input voltage is outside the specified range 87 Service Diagnosis SiBE041011EB Troubleshooting Troubleshooting Check No 15 Refer to P 102 Check No 18 Refer to P 104 RK X S60F3V1B 71 class Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Turn off the power Y Check the power supply voltage NO gt Correct the power supply Voltage as rated Check No 18 Check the discharge pressure NO gt Replace the stop valve YES Check the connection Electrical components or NO gt Reconnect the electrical compressor harnesses connected as specified YES Turn on th
23. 4 18 High Pressure Control in Cooling Error Code Method of Error Detection Error Decision Conditions Supposed Causes Troubleshooting Check No 01 Refer to P 99 Check No 12 Refer to P 100 Check No 17 Refer to P 104 Check No 18 Refer to P 104 Check No 19 Refer to P 105 High pressure control operation halt frequency drop etc is activated in cooling operation if the temperature sensed by the outdoor heat exchanger thermistor exceeds the limit The temperature sensed by the outdoor heat exchanger thermistor rises above about 60 65 C depending on the model W The error is cleared when the temperature drops below about 50 C The installation space is not large enough Dirty outdoor heat exchanger Defective outdoor fan motor Defective stop valve Defective electronic expansion valve or coil Defective outdoor heat exchanger thermistor Defective outdoor unit PCB N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Check the installation space Check 17 Check the installation gt Change the installation condition location or direction Clean the outdoor heat exchanger Check No 19 NG Check the outdoor fan gt Replace the outdoor fan motor Reconnect the connector or fan motor lead wires Check No 18 NG Check the discharge gt Replac
24. Caution Use the welder in a well ventilated place Using the welder in an enclosed room may cause oxygen deficiency 1 2 Warnings and Cautions Regarding Safety of Users Warning Do not store the equipment in a room with successive fire sources e g naked flame gas appliance electric heater Be sure to use parts listed in the service parts list of the applicable model and appropriate tools to conduct repair work Never attempt to modify the equipment The use of inappropriate parts or tools may cause an electrical shock excessive heat generation or fire If the power cable and lead wires have scratches or deteriorated be sure to replace them Damaged cable and wires may cause an electrical shock excessive heat generation or fire Do not use a joined power cable or extension cable or share the same power outlet with other electrical appliances since it may cause an electrical shock excessive heat generation or fire Be sure to use an exclusive power circuit for the equipment and follow the local technical standards related to the electrical equipment the internal wiring regulations and the instruction manual for installation when conducting electrical work Insufficient power circuit capacity and improper electrical work may cause an electrical shock or fire Be sure to use the specified cable for wiring between the indoor and outdoor units Make the connectio
25. 22 55 34 11 nu 23 12 Fh 24 nm Note 1 Ashort beep or two consecutive beeps indicate non corresponding codes 2 To return to the normal mode hold the timer cancel button down for 5 seconds When the remote controller is left untouched for 60 seconds it also returns to the normal mode 3 Not all the error codes are displayed When you cannot find the error code try the check method 2 Refer to page 58 57 Service Diagnosis SiBE041011EB Service Check Function Check Method 2 1 Press the buttons TEMPA at the same time to enter the diagnosis mode J 8381 The left side number blinks I DAIKIN R8382 2 Press the TEMP A or TEMP button and change the number until you hear the two consecutive beeps or the long beep ON OFF __J 8383 3 Diagnose the sound beep The left side number does not correspond with the error code two consecutive beeps The left side number corresponds with the error code but the right side number does not long beep Both the left side and right side number correspond with the error code The numbers indicated when you hear the long beep are the error code Refe
26. LED2 gt LED3 a LOT No 3P247309 1 4 INTELLIGENT 1 S36 EYE Sensor PCB Connector for control PCB 3P227885 1 11 Printed Circuit Board Connector Wiring Diagram SiBE041011EB Outdoor Unit 2 Outdoor Unit 21 RK X S60F3V1B 71 Class PCB 1 Main PCB 1 S10 Connector for terminal board indoor outdoor transmission 2 S20 Connector for electronic expansion valve coil 3 S40 Connector for overload protector 4 S51 S101 Connector for service monitor PCB 5 S70 Connector for fan motor 6 S80 Connector for four way valve coil 7 S90 Connector for thermistors outdoor temperature outdoor heat exchanger discharge pipe 8 AC1 AC2 Connector for terminal board power supply 9 HR1 HR2 Connector for reactor 10 E1 E2 Connector for earth wire 11 W Connector for compressor 12 FU1 Fuse 30 A 250 V 13 FU2 Fuse 3 15 A 250 V 14 V2 V3 V5 Varistor V6 V11 for 60 class V9 V100 for 71 class m RK X S60F3V1B ACI v11 JORN 330x220 amp WEN un EE T ik EL FU1 MH E TT Nem 30 H 2c 9 H a 9 HAT yA HR1 mein Tol iN OLL en ree 4 Eua gt 10 101 V5 S80 Tay aba Hii ses E T ier k Paer 2P169046 7 Printed Circuit Board Connector Wirin
27. nemen 51 Remote Controller 50 Remote Controller SiBE041011EB 1 Remote Controller Signal transmitter use the remote controller aim the transmitter at the indoor unit If there is anything to block signals between the unit and the remote controller Such as a curtain the unit will not operate The maximum distance for communication is approximately 7 m FAN setting button Selects the airflow rate setting every time you press this button eia ob e EE 7 Middle low Auto Indoor unit quiet E s um vob obe High Middle high Middle n indoor unit quiet operation operation sound becomes weak The airflow rate also decreases DRY operation the rate setting is not available WDAIKIN 09 099 99 THUFRI SATSUN A OONOFF 88 88 lt 452 gt Display LCD Displays the current settings In this illustration each section is shown with all its displays on for the purpose of explanation TEMPERATURE adjustment buttons Changes the temperature setting AUTO 18 30 9 DRY Not available COOL 18 32 C 3 HEAT 10 30 FAN Not available ON OFF button Press this button once to start operation Press once again to stop it POWERFUL button
28. DAIKIN 4 SiBE041011EB Service Inverter Pair Wall Mounted Type G Series Applied Models Inverter Pair Cooling Only Inverter Pair Heat Pump SiBE041011EB Inverter Pair Wall Mounted Type eCooling Only Indoor Unit FTXS60GV1B FTXS71GV1B Outdoor Unit RKS60F3V1B RKS71FAV1B eHeat Pump Indoor Unit FTXS60GV1B FTXS71GV1B Outdoor Unit RXS60F3V1B RXS60F4V1B RXS71FAV1B RXS71FAV1B9 RXS71FAV1B8 G Series Table of Contents SiBE041011EB CANNONS a Ta E V 1 1 Warnings and Cautions Regarding Safety of Workers V 1 2 Warnings and Cautions Regarding Safety of 5 5 vii 2 Used ICONS MOOD X Part 1 List of Functions Pensiero 2 dal Cooling OMY eate oet e beo 2 1 2 Heat PMD iarrainn oipe auna cado cutus co tet 3 Part 2 Specifications O Alig SPEC IGA onc oss e DA UR QI SUE SENS AR 6 1 7 Cooling Ony si i 6 1 2 Heat PUMP E 7 Part 3 Printed Circ
29. Function and Control 36 Control Specification SiBE041011EB 3 2 Frequency Control Outline The compressor frequency is determined according to the difference between the room thermistor temperature and the target temperature When the shift of the frequency is less than zero AF lt 0 by PI control the target frequency is used as the command frequency Dropping function Input current control etc Upper limit frequency FMAX lt Compressor protection function Command frequency Limit frequency Skip control Target frequency Initial frequency Lower limit frequency Lower limit function PI control FMIN Four way valve operation compensation etc Defrost control only for heat pump models Upper limit function R17857 Detail For Cooling Only Model 1 Determine command frequency Command frequency is determined in the following order of priority 1 Forced cooling 2 Indoor frequency command 2 Determine upper limit frequency minimum value is set as an upper limit frequency among the frequency upper limits of the following functions Compressor protection input current discharge pipe temperature freeze up protection 3 Determine lower limit frequency maximum value is set as a lower limit frequency among the frequency lower limits of the following function Pressure difference upkeep 4 Determine prohibited f
30. SiBE041011EB Control Specification 3 11 7 Discharge Pipe Thermistor Disconnection Control Outline Detail The disconnection of the discharge pipe thermistor is detected by comparing the discharge pipe temperature with the condensation temperature If the discharge pipe thermistor is disconnected the electronic expansion valve opens according to the outdoor temperature and the operation frequency operates for a specified time and then stops After 3 minutes the operation restarts and checks if the discharge pipe thermistor is disconnected If the discharge pipe thermistor is disconnected the system stops after operating for a specified time If the disconnection is detected repeatedly the system is shut down When the compressor runs for 60 minutes without any error the error counter is reset When the starting control cooling A seconds heating B seconds finishes the detection timer for disconnection of the discharge pipe thermistor C seconds starts When the timer is over the following adjustment is made 1 When the operation mode is cooling When the following condition is fulfilled the discharge pipe thermistor disconnection is ascertained Discharge pipe temperature 6 lt outdoor heat exchanger temperature 2 When the operation mode is heating When the following condition is fulfilled the discharge pipe thermistor disconnection is ascertained Discharge pipe temperature 6 C indoor heat exchanger
31. inspecting the circuits do not touch any electrically charged sections of the equipment If the refrigerant gas is discharged during the repair work do not touch the discharged refrigerant gas The refrigerant gas may cause frostbite When disconnecting the suction or discharge pipe of the compressor at the welded section evacuate the refrigerant gas completely at a well ventilated place first If there is gas remaining inside the compressor the refrigerant gas or refrigerating machine oil discharges when the pipe is disconnected and it may cause injury If the refrigerant gas leaks during the repair work ventilate the area The refrigerant gas may generate toxic gases when it contacts flames Be sure to discharge the capacitor completely before conducting repair work The step up capacitor supplies high voltage electricity to the electrical components of the outdoor unit A charged capacitor may cause an electrical shock e o V List of Functions SiBE041011EB Safety Cautions Warning Do not start or stop the air conditioner operation by plugging or unplugging the power cable plug Plugging or unplugging the power cable plug to operate the equipment may cause an electrical shock or fire Be sure to wear a safety helmet gloves and a safety belt when working at a high place more than 2 m Insufficient safety measures may cause a fall accident I
32. 16 Check the rotation pulse input on the outdoor unit PCB Pulse signal generated gt Replace the outdoor fan motor YES gt Replace the outdoor unit PCB R15675 79 Service Diagnosis SiBE041011EB Troubleshooting 4 15 Input Overcurrent Detection Error Code Method of Error Detection Error Decision Conditions Supposed Causes Troubleshooting Check No 15 Refer to P 102 Check No 17 Refer to P 104 Check No 18 Refer to P 104 An input overcurrent is detected by checking the input current value with the compressor running The current exceeds about 20 A for 2 5 seconds with the compressor running The upper limit of the current decreases when the outdoor temperature exceeds a certain level Outdoor temperature is out of operation range Defective compressor Defective power module Defective outdoor unit PCB Short circuit N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged An input overcurrent may result from wrong internal wiring If the system is interrupted by an input overcurrent after the wires have been disconnected and reconnected for part replacement check the wiring again Check No 17 Check the installation condition Y Start operation and measure the input current Input current flowing NO above its stop level Replace the outdoo
33. Method of Error An output overcurrent is detected by checking the current that flows in the inverter DC section Detection Error Decision position signal error occurs while the compressor is running Conditions speed error occurs while the compressor is running An output overcurrent signal is fed from the output overcurrent detection circuit to the microcomputer Ifthe error repeats the system is shut down Reset condition Continuous run for about 5 minutes without any other error Poor installation condition Closed stop valve Defective power module Wrong internal wiring Abnormal power supply voltage Defective outdoor unit PCB Defective compressor Supposed Causes 97 Service Diagnosis SiBE041011EB Troubleshooting Troubleshooting Check No 15 Refer to P 102 Check No 17 Refer to P 104 Check No 18 Refer to P 104 Check No 22 Refer to P 106 Be sure to turn off the power switch before connecting or disconnecting connectors or parts may be damaged N Caution An output overcurrent may result from wrong internal wiring If the system is interrupted by an output overcurrent after the wires have been disconnected and reconnected for part replacement check the wiring again Check No 17 Check the installation condition N Stop valve fully open B gt Fully open the stop valve Turn off the power and turn it on again to start the system See if the same e
34. 2 040 400 2 810 2 350 570 3 200 2 550 520 3 820 Power Factor 98 3 98 3 98 7 98 6 98 6 98 8 98 9 98 2 98 9 99 1 99 0 99 3 Heating www 3 02 3 86 2 79 3 43 4 25 2 85 3 02 4 04 2 66 3 22 4 42 2 67 Liquid mm 6 4 6 4 Connections Gas mm 12 7 159 Drain mm o 18 0 18 0 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Max Interunit Piping Length m 30 30 Max Interunit Height Difference m 20 20 Chargeless m 10 10 rud Charge of gm 20 20 Indoor Unit FTXS60GV1B FTXS71GV1B Front Panel Color White White H 16 0 565 17 2 607 17 2 607 19 5 689 m min 13 5 477 14 9 526 14 5 512 16 7 590 Rate cfm 11 3 399 12 6 445 11 5 406 14 2 501 SL 10 1 357 11 3 399 10 1 357 12 6 445 Type Cross Flow Fan Cross Flow Fan Fan Motor Output 43 43 Steps 5 Steps Quiet Auto 5 Steps Quiet Auto Air Direction Control Right Left Horizontal Downward Right Left Horizontal Downward Air Filter Removable Washable Mildew Proof Removable Washable Mildew Proof Running Current Rated A 0 19 0 18 0 17 0 21 0 20 0 19 0 21 0 20 0 19 0 28 0 27 0 26 Power Consumption Rated Ww 40 40 40 45 45 45 45 45 45 60 60 60 Power Factor 95 7 96 6 98 0 97 4 97 8 98 7 97 4 97 8 98 7 97 4 96 6 96 2 Temperature Control Microcomputer Control Microcomputer Control Dimensions H x W x D mm 2
35. Control 18 Main Functions SiBE041011EB 1 3 Airflow Direction Control Power Airflow The large flap sends a large volume of air downward to the floor and provides an optimum Dual Flaps control in cooling dry and heating operation lt Cooling Dry gt During cooling or dry operation the flap retracts into the indoor unit Then cool air can be blown far and distributed all over the room lt Heating gt During heating operation the large flap directs airflow downward to spread the warm air to the entire room Wide Angle The louvers made of elastic synthetic resin provide a wide range of airflow that guarantees Louvers comfortable air distribution Auto Swing The following table explains the auto swing process for cooling dry heating and fan Vertical Swing up and down Horizontal Swing Cooling Dry Heating Fan right and left Dv s uv A 24 2 4040 gs 9X7 A 35 55 S R2814 R2815 R2813 R2816 R2817 3 D Airflow Alternative repetition of vertical and horizontal swing motions enables uniform air conditioning of the entire room When the horizontal swing and vertical swing are both set to automatic operation the airflow becomes 3 D airflow The horizontal and vertical swing motions are alternated and the airflow direction changes in the order shown in the following diagram 1 The vertical
36. Detail B Using in these cases of WEEKLY TIMER Example The same timer settings are made for the week from Monday through Friday while different timer settings are made for the weekend Make timer settings up to programs 1 4 Program 1 Program 2 ON Program 3 Program 4 OFF 6 00 Use the copy mode to make settings for Tuesday to Friday because these settings are the same as those for Monday Program 1 Program 2 Program 3 ON Program 4 OFF ON OFF D 6 00 17 30 22 00 Saturday No timer settings Sunday Make timer settings up to programs 1 4 Program 1 Program 2 __OFF ON Program 3 OFF Program 4 ie Up to 4 reservations per day and 28 reservations per week can be set in the WEEKLY TIMER The effective use of the copy mode ensures ease of making reservations The use of ON ON ON ON settings for example makes it possible to schedule operating mode and set temperature changes Furthermore by using OFF OFF OFF OFF settings only the turn off time of each day can be set This will turn off the air conditioner automatically if the user forgets to turn it off Function and Control 28 Main Functions SiBE041011EB use WEEKLY TIMER operation e Make sure the day o
37. OFF button Signal receiving sign e R C with back light Temperature display Note e Available Lower limit can be extended by turning switch or Not available cutting jumper facility use only Refer to page 113 for detail List of Functions SiBE041011EB Part 2 Specifications eS 6 TA Cooling Only 6 1 2 a deo ct 7 Specifications SiBE041011EB Specifications 1 Specifications 1 1 Cooling Only 50 Hz 220 230 240 V Model Indoor Unit FTXS60GV1B FTXS71GV1B Outdoor Unit RKS60F3V1B RKS71FAV1B kW 6 0 1 7 6 7 7 1 2 3 8 5 Tod ng Btu h 20 500 5 800 22 900 24 200 7 800 29 000 kcal h 5 160 1 460 5 760 6 110 1 980 7 310 Running Current Rated A 9 2 8 8 8 4 10 8 10 4 9 9 PON Rated w 1 990 440 2 400 2 350 570 3 200 Power Factor 98 3 98 3 98 7 98 9 98 2 98 9 Vin Cooling Rated ww 3 02 3 86 2 79 3 02 4 04 2 66 m Liquid mm 6 4 o 6 4 PIPNI Gas mm 9127 0 15 9 Drain mm 9 18 0 18 0 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Max Interunit Piping Length m 30 30 M
38. Re tee a alex uu 45 3 11 Electronic Expansion Valve 46 3 12 Malf nctiors eem uio pe Co 49 Function and Control 16 Main Functions SiBE041011EB 1 Main Functions 11 Temperature Control Definitions of Temperatures Temperature Control The definitions of temperatures are classified as following Room temperature temperature of lower part of the room Set temperature temperature set by remote controller Room thermistor temperature temperature detected by room temperature thermistor Target temperature temperature determined by microcomputer Target temperature Room thermistor temperature Set temperature Room temperature R12321 The temperature of the room is detected by the room temperature thermistor However there is a difference between the temperature detected by room temperature thermistor and the temperature of lower part of the room depending on the type of the indoor unit or installation condition Practically the temperature control is done by the target temperature appropriately adjusted for the indoor unit and the temperature detected by room temperature thermistor 1 2 Frequency Principle Main Control Parameters Additional Control Parameters Inverter Principle The frequency of the compressor is controlled by the following 2 parameters The load condition of the operating indoor unit The
39. Ri 1 OUTDOOR DISCHARGE CONDENSER 1 OUTDOOR 1 IN oe oes 1 Z1C Z6C FERRITE CORE X1M X2M TERMINAL STRIP MRM10 MRM20 L LIVE M1C COMPRESSOR MOTOR Y1E ELECTRONIC EXPANSION VALVE COIL MRC W MAGNETIC RELAY N NEUTRAL FAN MOTOR V2 V3 V5 V6 V11 VARISTOR 1 THERMISTOR SWh1 FORCED OPERATION ON OFF SW SW1 118 REACTOR SA2 SURGE ARRESTER 82 5102 CONNECTOR SWA SETTING SW SW4 Q1L OVERLOAD PROTECTOR FU2 FUSE LEDA PILOT LAMP PM1 POWER MODULE AC1 AC2 PCB1 2 PRINTED CIRCUIT BOARD U V W X11A SHEET METAL TERMINAL STRIP FIXED PLATE E1 E2 3D065097A HR1 HR2 CONNECTOR Appendix 120 Wiring Diagrams SiBE041011EB RKS71FAV1B 1 re 5 Pu lude oe ek a ae 4 Fe 272 z4 E 26 1 cron Ms POWER SUPPLY SA2 F2 20 HRID v100 MAMIO NZ tt 1 R H I i 1 1 2 3
40. SiBE041011EB RK X S60F3V1B 71 class Power module 77 19561 gt 570 se S40 HB 7 2 275854 71 m R19562 Diode bridge 107 Service Diagnosis SiBE041011EB Part 7 Trial Operation and Field Settings 1 Pump 109 2 Forced Cooling 110 S a Opera O PESE 111 Ax PICA EETA O E E 112 41 Model Type Setting us ooo irte es 112 4 2 When 2 Units are Installed in 1 2 112 4 3 Facility Setting cooling at low outdoor temperature 113 4 4 Jumper and Switch 114 5 Silicon Grease on Power Transistor Diode Bridge 115 Trial Operation and Field Settings 108 Pump Down Operation SiBE041011EB 1 Pump Down Operation Outline In order to protect the environment be sure to conduct pump down operation when relocating or disposing of the unit Detail 1 Remove the valve caps from the liquid stop valve and the gas stop valve 2 Carry out forced cooling operation 3 After 5 to 10 minutes close the liquid stop valve with a hexagonal wrench 4 After 2 to 3 minutes close the gas stop valve and stop the forc
41. battery has run out W The operation mode refers to the following table Operation mode Temperature setting Airflow rate Cooling Only COOL 22 Automatic Heat Pump AUTO 25 C Automatic O Indoor unit ON OFF button R19521 Forced cooling operation Forced cooling operation can be started by pressing the ON OFF button for 5 to 9 seconds while the unit is not operating Refer to page 110 for detail Note When the ON OFF button is pressed for 10 seconds or more the forced cooling operation is stopped 1 14 4 Auto restart Function If a power failure including one for just a moment occurs during the operation the operation restarts automatically when the power is restored in the same condition as before the power failure m Note Ittakes 3 minutes to restart the operation because the 3 minute standby function is activated Function and Control 34 Function of Thermistor SiBE041011EB 2 Function of Thermistor 1 Outdoor Heat Exchanger Thermistor 2 Discharge Pipe Thermistor 3 Indoor Heat Exchanger Thermistor Electronic expansion valve Four way valve ompressor 2 Comp R14247 The outdoor heat exchanger thermistor is used for controlling the target discharge pipe temperature The system sets the target discharge pipe temperature according to the outdoor and indoor heat exchanger temperature and controls the electronic exp
42. blades louvers move from the right to the left 2 The horizontal blades flaps move downward 3 The vertical blades louvers move from the left to the right 4 The horizontal blades flaps move upward 1 4 1 2 el fie 3 19554 COMFORT The vertical swing flap is controlled not to blow the air directly at the people in the room AIRFLOW Cooling Dry Heating Operation 5 7 o 7 55 R11474 R11475 19 Function and Control SiBE041011EB Main Functions 1 4 Fan Speed Control for Indoor Unit Outline Phase control and fan speed control contains 9 steps LLL LL SL L ML M MH H and HH The airflow rate can be automatically controlled depending on the difference between the room thermistor temperature and the target temperature Automatic Fan In automatic fan speed operation the step SL is not available Speed Control Step Cooling Heating LLL LL L ML M MH HH POWERFUL R11681 R6834 gt The airflow rate is automatically controlled within this range when the FAN setting button is set to automatic Cooling The following drawing explains the principle of fan speed control for cooling Room thermistor temperature target temperature Fan speed MH 3 2 5 2 1 5 1 0 5 L R14588 upper limit is M tap for 30 minutes from the operation start Heating In heating o
43. can expand the operation range to 15 by cutting the jumper J6 on the outdoor unit PCB Note that the operation may stop if the outdoor temperature drops below 15 C If the outdoor temperature rises the operation starts again N Caution 1 R18276 If the outdoor unit is installed where the outdoor heat exchanger of the unit is exposed to direct wind provide a windbreak wall Intermittent noises may be produced by the indoor unit due to the outdoor fan turning on and off when using facility settings Do not place humidifiers or other items which might raise the humidity in rooms where facility settings are being used A humidifier might cause dew condensation from the indoor unit outlet vent Use the indoor unit at the highest level of airflow rate Replace the PCB if you accidentally cut a wrong jumper Jumpers are necessary for electronic circuit Improper operation may occur if you cut any of them 113 Trial Operation and Field Settings SiBE041011EB Field Settings 4 4 Jumper and Switch Settings Indoor Unit Outdoor Unit N Caution Function Jumper When connected When cut factory setting Fan speed setting when JB Fan speed setting The fan stops compressor stops for Remote controller thermostat OFF effective only setting in cooling operation Power failure recovery function JC Auto restart The unit does not resume operation after recovering from a power f
44. difference between the room thermistor temperature and the target temperature The target frequency is adapted by additional parameters in the following cases m Frequency restrictions Initial settings Forced cooling operation To regulate the capacity a frequency control is needed The inverter makes it possible to alter the rotation speed of the compressor The following table explains the conversion principle Phase Description 1 The supplied AC power source is converted into the DC power source for the present 2 The DC power source is reconverted into the three phase AC power source with variable frequency When the frequency increases the rotation speed of the compressor increases resulting in an increase of refrigerant circulation This leads to a larger amount of heat exchange per unit When the frequency decreases the rotation speed of the compressor decreases resulting in a decrease of refrigerant circulation This leads to a smaller amount of heat exchange per unit Function and Control SiBE041011EB Main Functions Drawing of Inverter Inverter Features Frequency Limits Forced Cooling Operation The following drawing shows a schematic view of the inverter principle Refrigerant circulation rate high E speed Amount of heat Amount of heat exchanged air large figh f exchanged air large 5 gs Amount of heat exchanged ai
45. from the outdoor Check the reactor unit PCB and measure the resistance value between reactor terminals with multimeter NO gt Replace the reactor YES Disconnect the compressor relay harness Check the compressor from the outdoor unit PCB and measure the resistance value between the each 3 terminals of the compressor with multimeter NO 10 Q or less between each terminal Replace the compressor or the compressor relay harness Restart the operation again and if the error occurs again replace the outdoor unit PCB R19557 85 Service Diagnosis SiBE041011EB Troubleshooting 4 19 2 RXS60F4V1B Error Code Ha Method of Error The system checks the DC current before the compressor starts Detection Error Decision The DC current before compressor start up is out of the range 0 5 4 5 V sensor output Conditions converted to voltage value The DC voltage before compressor start up is below 50 V Supposed W Broken or disconnected harness Causes W Defective outdoor unit PCB Troubleshooting N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Check the relay harness for the compressor Is the harness broken gt Replace the harness Turn off the power and turn it on again Restart operation and error displayed again YES NO
46. has priority if it is set while WEEKLY TIMER is still active The WEEKLY TIMER will go into standby state and will disappear from the LCD When ON OFF TIMER is up the WEEKLY TIMER will automatically become active Only the time and set temperature with the WEEKLY are sent with the __ Set the WEEKLY TIMER only after setting the operation mode the airflow rate and the airflow direction ahead of time Shutting the breaker off power failure and other similar events will render operation of the indoor unit s internal clock inaccurate Reset the clock The BACK can be used only for the time and temperature settings It cannot be used to go back to the reservation number Function and Control 30 Main Functions SiBE041011EB Copy mode A reservation made once can be copied to another day of the week The whole reservation of the selected day of the week will be copied Program 1 Program 2 Program 3 Program 4 ON OFF ON OFF T TEE 27 n 1 1 1 1 6 00 8 30 17 30 22 00 1 Program 2 Program 3 4 Tuesday 9 ____________ to 27 4 Friday lt 8 30 1730 2200 Setting Displays e gum 500 MON e amp 9 16 30 Confirmation display NOTE Copy display Press Paste display Normal display
47. inverter Inverter POWERFUL operation mal DUIS option Priority room setting m Normal open contact option COOL HEAT mode lock Ex compatible adaptor option HOME LEAVE operation Remote Wireless ECONO operation e Controller Wired option Indoor unit ON OFF button e Signal receiving sign R C with back light Temperature display Note Available Lower limit can be extended by turning switch Not available facility use only Refer to page 113 for detail List of Functions SiBE041011EB Functions 8288 Zaks gt gt gt gt gt gt Functions Category Functions E E 2555 2855 nid nid Basic Function Inverter with inverter power control Health 4 Clean Air purifying filter Operation limit for cooling 48 Photocatalytic deodorizing filter Operation limit for heating CWB photocatalytic PAM control e photocatalytic e air purifying filter Compressor Oval scroll compressor Air filter prefilter e Swing compressor Wipe clean panel e Rotary compressor Washable grille Reluctance DC motor MOLD PROOF operation Comfortable Power airflow flap Heatin
48. temperature A seconds 10 B seconds 30 C seconds 540 When the thermistor is disconnected When the disconnection is ascertained the compressor continues operation for 9 minutes and then stops If the compressor stops repeatedly the system is shut down 3 11 8 Target Discharge Pipe Temperature Control The target discharge pipe temperature is obtained from the indoor and outdoor heat exchanger temperature and the electronic expansion valve opening is adjusted so that the actual discharge pipe temperature becomes close to the target discharge pipe temperature Indirect SH superheating control using the discharge pipe temperature The target discharge pipe temperature is set as to become SC Subcool the aim SH a The inclination does not change depending on the operating condition SH Superheat R18921 The electronic expansion valve opening and the target discharge pipe temperature are checked every 20 seconds The opening degree of the electronic expansion valve is adjusted by the followings Target discharge pipe temperature Actual discharge pipe temperature Previous discharge pipe temperature Function and Control 48 Control Specification SiBE041011EB 3 12 Malfunctions 3 12 1 Sensor Malfunction Detection Sensor malfunction can be detected in the following thermistors 1 Outdoor heat exchanger thermistor 2 Discharge pipe thermistor 3 Radiation fin therm
49. temperature W The system is in heating operation The compressor operates for 6 minutes than A minutes of accumulated time have passed since the start of the operation or ending the previous defrosting Conditions for Canceling Defrost The judgment is made with the outdoor heat exchanger temperature D Hz PI control Frequency i Compressor OFF F ON 2 OFF Fan ON OFF J pulse L pulse Electronic expansion valve opening K pulse Initial opening R19555 60 class 71 class A minutes 44 38 4 12 4 12 C Hz 55 39 D Hz 90 62 E seconds 60 60 F seconds 120 120 G seconds 340 530 H seconds 50 60 J pulse 450 450 K pulse 450 300 L pulse 450 400 The same value continues 45 Function and Control SiBE041011EB Control Specification 3 11 Electronic Expansion Valve Control Outline Detail The following items are included in the electronic expansion valve control Electronic expansion valve is fully closed 1 Electronic expansion valve is fully closed when turning on the power 2 Pressure equalizing control Open Control Electronic expansion valve control when starting operation Electronic expansion valve control when the frequency changes Electronic expansion valve control for defrosting Electronic expansion val
50. the wireless remote controller need alteration Indoor Unit PCB Cutthe address setting jumper JA on the control PCB ADDRESS JA R12064 N Caution gt Replace the PCB if you accidentally cut a wrong jumper Jumpers are necessary for electronic circuit Improper operation may occur if you cut any of them Wireless Remote W Cutthe address setting jumper Controller ADDRESS p EXIST 1 CUT 2 R13525 Trial Operation and Field Settings 112 Field Settings SiBE041011EB 4 3 Facility Setting cooling at low outdoor temperature Outline This function is limited only for facilities the target of air conditioning is equipment such as computer Never use it in a residence or office the space where there is a human RK X S60F3V1B You can expand the operation range to 15 by turning on the switch SW4 B on the service 71 Class monitor PCB If the outdoor temperature falls to 20 C or lower the operation stops If the outdoor temperature rises the operation starts again N E gt Turn on the switch SW4 B 8 918285 RXS60F4V1B You
51. to a normal level 26 C 28 C in cooling 20 24 in heating operation For protection the system does not start for 3 minutes after it is turned off ARC452 Series 1 Press the ON OFF button to turn on the system 2 Press the both of TEMP buttons and the MODE button at the same time 3 Press the MODE button twice appears on the display to indicate that trial operation is selected 4 Press the MODE button and select the operation mode 5 Trial operation terminates in approximately 30 minutes and switches into normal mode To quit trial operation press the ON OFF button J DAIKIN 3 2 2 3 4 1 5 675 111 Trial Operation and Settings SiBE041011EB Field Settings 4 Field Settings 4 1 Model Type Setting W The remote controller is common to the heat pump model and cooling only model Set the DIP switch to the right position as shown in the illustration if the position of the DIP switch is wrong N Heat pump model Cooling only model DIP switch DIP switch uu 7 11 A R18201 4 2 When 2 Units are Installed in 1 Room Outline When 2 indoor units are installed in 1 room 1 of the 2 indoor units and the corresponding wireless remote controller can be set for different addresses Both the indoor unit PCB and
52. valve or coil Defective four way valve or coil W Defective outdoor unit PCB m Refrigerant shortage m Water mixed in refrigerant Defective stop Service Diagnosis 76 Troubleshooting SiBE041011EB Troubleshooting N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Check No 01 Refer to P 99 Discharge YES pipe Aomen gt Insert the thermistor in isconnected position Check No 12 A Refer to P 100 R Check No 01 NG Check the thermistors Disch gt Replace the discharge pipe Check No 13 Discharge pipe thermistor thermistor Refer to P 101 Connectors are gt Connect the connectors 2 14 properly connected Connector 5840 Refer to 101 2 terminals of OL Q1L Disconnect the connector S40 from the PCB Check the resistance between the 2 terminals on the connector S40 Resistance Disconnect the 2 terminals of the OL Q1L Check the Resistance resistance between the 2 terminals of the OL Q1L Nearly 0 Replace the OL Q1L Nearly 0 Replace the OL harness Check No 12 Check the electronic expansion valve NG Replace the electronic expansion valve or the coil Check No 13 Check the four way NG gt Replace the four way valve valve or the coil Re
53. where there is a possibility of combustible gas leaks If the combustible gas leaks and remains around the unit it may cause a fire oe List of Functions viii Safety Cautions SiBE041011EB Caution Check to see if the parts and wires are mounted and connected properly and if the connections at the soldered or crimped terminals are secure Improper installation and connections may cause excessive heat generation fire or an electrical shock If the installation platform or frame has corroded replace it Corroded installation platform or frame may cause the unit to fall resulting in injury Check the grounding and repair it if the equipment is not properly grounded Improper grounding may cause an electrical shock Be sure to measure the insulation resistance after the repair and make sure that the resistance is 1 MO or higher Faulty insulation may cause an electrical shock Be sure to check the drainage of the indoor unit after the repair Faulty drainage may cause the water to enter the room and wet the furniture and floor Do not tilt the unit when removing it The water inside the unit may spill and wet the furniture and floor ZR A Be sure to install the packing and seal on the installation frame properly For unitary type If the packing and seal are not installed properly water may enter the room and only wet the furniture and floor
54. 0 23 900 5 800 27 300 24 200 7 800 29 000 28 000 7 800 34 800 5 160 1 460 5 760 6 020 1 460 6 880 6 110 1 980 7 310 7 050 1 980 8 770 Running Current Rated A 9 2 8 8 8 4 9 4 9 0 8 6 10 8 10 4 9 9 11 7 11 2 10 7 Nonii d Rated 1 990 440 2 400 2 040 400 2 810 2 350 570 3 200 2 550 520 3 820 Power Factor 98 3 98 3 98 7 98 6 98 6 98 8 98 9 98 2 98 9 99 1 99 0 99 3 Min Heating ww 3 02 3 86 2 79 3 43 4 25 2 85 3 02 4 04 2 66 3 22 4 42 2 67 e Liquid mm 6 4 6 4 Connections Gs mm 12 7 9159 Drain mm 9 18 0 18 0 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Max Interunit Piping Length m 30 30 Max Interunit Height Difference m 20 20 Chargeless m 10 10 rud Ot Additional Charge of gm 20 20 Indoor Unit FTXS60GV1B FTXS71GV1B Front Panel Color White White H 16 0 565 17 2 607 17 2 607 19 5 689 M m min 13 5 477 14 9 526 14 5 512 16 7 590 11 3 899 12 6 445 11 5 406 14 2 501 SL 10 1 357 11 3 399 10 5 371 12 6 445 Type Cross Flow Fan Cross Flow Fan Fan Motor Output Ww 43 43 Speed Steps 5 Steps Quiet Auto 5 Steps Quiet Auto Air Direction Control Right Left Horizontal Downward Right Left Horizontal Downward Air Filter Removable Washable Mildew Proof Removable Washable Mildew Proof Running Current Rated A 0 19 0 18 0 17 0 21 0 20 0 19 0 21 0
55. 0641 30080176 Note The data are based on the conditions shown in the table below gt m Conversion Formulae Cooling Heating Piping Length kcal h kW x 860 Indoor 27 CDB 19 CWB Outdoor 35 CDB 24 CWB Indoor 20 CDB Outdoor 7 CDB 6 CWB sm Btu h kW x 3412 m min x 35 3 Specifications SiBE041011EB Part 3 Printed Circuit Board Connector Wiring Diagram 1 TRGIOOE TES tote iis recta 10 2 OUIdoor ibo rc etn once rere inhi Go 12 24 RK X S60F3V1B 71 ClaSS tto t eb ntes tee 12 2 2 Sec 14 Printed Circuit Board Connector Wiring Diagram SiBE041011EB Indoor Unit 1 Indoor Unit PCB 1 Control PCB 1 51 Connector for fan motor 2 S21 Connector for centralized control HA 3 S25 Connector for INTELLIGENT EYE sensor PCB 4 532 Connector for indoor heat exchanger thermistor 5 S41 Connector for swing motors 6 S46 Connector for display PCB 7 S47 Connector for signal receiver PCB 8 H1 H2 H3 Connector for terminal board indoor outdoor transmission 9 FG Connector for terminal board frame ground 10 JA Address setting jumper Refer to page 112 for detail 11 JB Fan speed setting when compressor stops for thermostat OFF JC Power failure recovery function auto restart Refer to page 114 for detail 12 LED A LED for service monitor gree
56. 1 1 V5 1 15515 151015 36801 1 5206 1 590 6 1 NDOOR 299 9999991 29999 1 E 1 a 55 zo2zo FIELD WIRING 5 2585 55555 15525 151025 1 1 PCB2 d ROT Ri 1 LED A 52 6 5290 OUTDOOR DISCHARGE CONDENSER 1 Swi wa 1 OUTDOOR 1 I i Z1C Zec FERRITE CORE X1M X2M TERMINAL STRIP MRM10 MRM20 L LIVE M1C COMPRESSOR MOTOR ELECTRONIC EXPANSION VALVE COIL MRC W MAGNETIC RELAY N NEUTRAL FAN MOTOR V2 V3 V5 V6 V11 VARISTOR 1 THERMISTOR SWh1 FORCED OPERATION ON OFF SW SW1 REACTOR SA2 SURGE ARRESTER 2 102 CONNECTOR SW4 LOCAL SETTING SW SW4 Q1L OVERLOAD PROTECTOR FU2 FUSE LEDA PILOT LAMP PM1 POWER MODULE AC1 AC2 PCB1 2 PRINTED CIRCUIT BOARD U V W X11A YIR REVERSING SOLENOID VALVE COIL E1 E2 SHEET METAL TERMINAL STRIP FIXED PLATE 3D065096A HR1 HR2 CONNECTOR 121 Appendix SiBE041011EB Wiring Diagrams RXS60F4V1B indoor TO INDOOR UNIT POWER SUPPLY EN
57. 20 0 19 0 28 0 27 0 26 Power Consumption Rated Ww 40 40 40 45 45 45 45 45 45 60 60 60 Power Factor 96 95 7 96 6 98 0 97 4 97 8 98 7 97 4 97 8 98 7 97 4 96 6 96 2 Temperature Control Microcomputer Control Microcomputer Control Dimensions H x W x D mm 290 x 1 050 x 250 290 x 1 050 x 250 Packaged Dimensions H x W x D mm 361 x 1 145 x 364 361 x 1 145 x 364 Weight Mass kg 12 12 Gross Weight Gross Mass kg 18 18 Pressure H M L SL dB A 45 41 36 33 44 40 35 32 46 42 37 46 42 37 eve Sound Power Level dB 61 60 62 62 Outdoor Unit RXS60F3V1B RXS71FAV1B Casing Color White Ivory White Type Hermetically Sealed Swing Type Hermetically Sealed Swing Type Compressor Model 2YC36BXD 2YC63BXD Motor Output 1 100 1 920 Refrigerant FVC50K FVC50K Oil Charge L 0 65 0 75 410 410 Refrigerant Charge kg 1 5 2 3 HH 54 2 1 914 57 1 2 016 Rate posu 50 9 1 797 46 3 1 635 54 5 1 924 46 0 1 624 SL 42 4 1 497 42 4 1 497 46 0 1 624 46 0 1 624 Fan Type Propeller Propeller Motor Output Ww 53 66 Running Current Rated A 9 01 8 62 8 23 9 19 8 80 8 41 10 59 10 20 9 71 11 42 10 93 10 44 Power Consumption Rated 1 950 1 950 1 950 1 995 1 995 1 995 2 305 2 305 2 305 2 490 2 490 2 490 Power Factor 926 98 4 98 4 98 7 98 7 98 6 98 8 98 9 98 3 98 9 99 1 99 0 99 4 Starting C
58. 4 amp t J4 Target temperature 2 0 C Thermostat OFF Thermostat OFF Target temperature 2 5 Heating Operation R11892 Ex When the target temperature is 25 Cooling 23 C Thermostat OFF 22 C Switch to heating Heating 27 C Thermostat OFF 28 C Switch to cooling Function and Control 22 Main Functions SiBE041011EB 1 7 Thermostat Control Outline Detail Thermostat control is based on the difference between the room thermistor temperature and the target temperature Thermostat OFF Condition The temperature difference is in the zone A Thermostat ON Conditions The temperature difference returns to the zone C after being in the zone A system resumes from defrost control in any zones except The operation turns on in any zones except A The monitoring time has passed while the temperature difference is in the zone B Cooling Dry 10 minutes Heating 10 seconds Cooling Dry ON Room thermistor temperature target temperature Cooling 0 5 Dry 0 5 C 1 5 C Cooling 2 0 A Dry 2 5 2 0 C OFF R12319 lt Heating gt OFF Room thermistor temperature target temperature 2 0 C 1 5 C 0 5 C ON R12432 Refer to Temperature Control on page 17 for detail 23 Function and Control SiBE041011EB Main Functions 1 8 NIGHT SET Mode Outline Detail When the OFF TI
59. 90 x 1 050 x 250 290 x 1 050 x 250 Packaged Dimensions H x W x D mm 361 x 1 145 x 364 361 x 1 145 x 364 Weight Mass kg 12 12 Gross Weight Gross Mass kg 18 18 Pressure H M L SL dB A 45 41 36 33 44 40 35 32 46 42 37 34 46 42 37 eve Sound Power Level dB 60 59 63 62 Outdoor Unit RXS60F4V1B RXS71FAV1B9 RXS71FAV1B8 Casing Color Ivory White Ivory White Type Hermetically Sealed Swing Type Hermetically Sealed Swing Type Compressor Model 2YC36BXD 2YC63BXD Motor Output Ww 1 100 1 920 Refrigerant FVC50K FVC50K Oil Charge L 0 65 0 75 R 410A R 410A Refrigerant kg 1 5 2 8 Airflow Rate H m min 50 9 1 797 46 3 1 635 54 5 1 924 46 0 1 624 SL 42 4 1 497 42 4 1 497 46 0 1 624 46 0 1 624 Motor Output Ww 53 66 Running Current Rated A 9 01 8 62 8 23 9 19 8 80 8 41 10 59 10 20 9 71 11 42 10 93 10 44 Power Consumption Rated Ww 1 950 1 950 1 950 1 995 1 995 1 995 2 305 2 305 2 305 2 490 2 490 2 490 Power Factor 96 98 4 98 4 98 7 98 7 98 6 98 8 98 9 98 3 98 9 99 1 99 0 99 4 Starting Current A 9 4 11 7 Dimensions H x W x D mm 735 x 825 x 300 770 x 900 x 320 Packaged Dimensions H x W x D mm 797 x 992 x 390 900 x 925 x 390 Weight Mass kg 47 71 Gross Weight Gross Mass kg 52 79 Sound Pressure H SL dB A 49 46 49 46 52 49 52 49 Level 63 63 65 66 Drawing 3008
60. B or repair the soldered section If there is no solder cracking replace the PCB Caution 1 When the output frequency is low the LEDs blink slowly As the output frequency increases the LEDs blink quicker The LEDs look like they are lit 2 On completion of the inverter analyzer diagnosis be sure to re crimp the FASTON terminals Otherwise the terminals may be burned due to loosening Direction of crimp This size is shortened by the crimp FASTON terminal R19646 5 8 Rotation Pulse Check on the Outdoor Unit PCB Check No 16 Make sure that the voltage of 320 30 V is applied Set operation off and power off Disconnect the connector S70 Check that the voltage between the pins 4 7 is 320 VDC Check that the control voltage between the pins 3 4 is 15 VDC Check that the rotation command voltage between the pins 2 4 is 0 6 5 VDC Keep operation off and power off Connect the connector S70 Check whether 4 pulses 0 15 are output at the pins 1 4 when the fan motor is rotated 1 turn by hand DARN When the fuse is melted check the outdoor fan motor for proper function If NG in step 2 Defective Replace the outdoor unit PCB If NG in step 4 Defective Hall Replace the outdoor fan motor If OK in both steps 2 and 4 Replace the outdoor unit PCB PCB Actual rotation pulse input 0 15 VDC Rotation command voltage 0 6 5 VDC Control voltage 15 VD
61. C 320 VDC R19655 103 Service Diagnosis SiBE041011EB Check 5 9 Installation Condition Check Check No 17 Installation condition check Check the allowable dimensions of the air suction and discharge area NG gt Change the installation location or direction Is the discharged air short circuited Change the installation location or direction Is the outdoor heat YES exchanger very dirty Clean the outdoor heat exchanger 15 the airflow blocked by obstacles or winds blowing in the direction NO gt Check the outdoor temperature The outdoor temperature should be within the operation range Change the installation location or direction R19401 5 10 Discharge Pressure Check Check No 18 Discharge pressure check NO Replace the compressor YES NO Is the stop valve open gt Open the stop valve YES YES Is the gt Replace the pipe installed at deformed the site Is the air filter or indoor outdoor heat exchanger dirty YES Replace the compressor gt Clean the dirty air filter or indoor outdoor heat exchanger R19385 Service Diagnosis 104 SiBE041011EB 5 11 Outdoor Fan System Check Check No 19 DC motor Check the outdoor fan system F
62. CB Short circuit inside the fan motor winding W Defective indoor unit PCB m Disturbed power supply waveform Service Diagnosis 70 Troubleshooting SiBE041011EB Troubleshooting Check No 11 Refer to P 100 Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Check the power supply voltage Is the voltage fluctuation NO within 10 from the rated value Check the indoor unit outdoor unit connection wires YES gt Correct the power supply Is there any wiring error Check the voltage of the connection wires on the indoor terminal board between No 1 and No 3 and between No 2 and No 3 YES gt Correct the indoor unit outdoor unit connection wires Properly insulated Check the LED A on the outdoor unit PCB Is LED A blinking Rotate the outdoor fan by hand NO Replace the connection wires between the indoor unit and outdoor unit Diagnose the outdoor unit PCB Does the outdoor fan rotate smoothly Check No 11 Check the power supply waveform NO Replace the outdoor fan motor and the outdoor unit PCB Is there any disturbance gt Replace the indoor unit PCB Locate the cause of the disturbance of the power supply waveform and correct it R19525 71 Se
63. F LIQUID LINE STOP VALVE 15 9CuT FIELD PIPING LIQUID 6 4 CuT 15 9CuT a 5 DISCHARGE PIPE 15 9CuT THERMISTOR GAS LINE REFRIGERANT FLOW STOP VALVE COOLING COMPRESSOR ACCUMULATOR ACCUMULATOR FIELD PIPING GAS 15 9 C 3D054596F 1 2 2 Heat Pump RXS60F3V1B OUTDOOR UNIT 7 9CuT HEAT EXCHANGER OUTDOOR TEMPERATURE 7 THERMISTOR 7 9CuT ca 7 9CuT 7 9CuT 12 7CuT 7 9CuT CAPILLARY TUBE 1 79CuT p 7 9CuT FILTER REFRIGERANT FLOW 4 79 CAPILLARY TUBE 2 6 4CuT 7 9CuT COOLING HEATING s EXCHANGER THERMISTOR ELECTRONIC PROPELLER FAN GX EXPANSION Z VALVE 12 7CuT FILTER 12 7 9 5CuT 1 eat FOURWAY UMS VALVE IN ON HEATING MUFELER MUFFLER FIELD PIPING 7 9CuT Y 64CUT 6 4CuT STOP VALVE MUFFLER 12 7CuT FIELD PIPING DISCHARGE 5 THERMISTOR GAS STOP VALVE COMPRESSOR WITH SERVICE PORT 3D051637Y Appendix 118 Piping Diagrams SiBE041011EB
64. FUL operation cannot be used at the same time The latest command has the priority cesta a Maximum during normal operation Normal operation M E Maximum during ECONO operation Power consumption and current ECONO Operation Time R19427 Function and Control 24 Main Functions SiBE041011EB 1 10 INTELLIGENT EYE Operation Outline Detail This function detects the presence of humans in the room with motion sensor INTELLIGENT EYE and reduces the capacity when there is nobody in the room in order to save electricity 1 Detection method by INTELLIGENT EYE If the sensor detects the outputs 10 times sec or more it judges humans are in the room 1 sampling 20 msec Sensor output High Low Human detection ON signal OFF R19471 W The sensor detects human motion by receiving infrared rays and displays the pulse wave output W The microcomputer in the indoor unit carries out a sampling every 20 msec and if it detects 10 cycles of the wave in 1 second in total it judges humans are in the room as the motion signal is ON W The sensor may detect human motion with up to 20 msec latency 2 The motions in cooling within within 20 min 20 min within 20 min 20 min gt detection ON o Reset Reset Rese
65. FUL operation in cooling Target temp 18 C POWERFULr counts 20 minutes also ON POWERFUL iha OFF 1 1 After the lapse of 20 minutes Hitapipsescte ta 2 Operation OFF 3 POWERFUL operation is OFF Set tap 1 i MUR Lu uL su He M c ERE R19177 1 Note POWERFUL Operation cannot be used together with ECONO or OUTDOOR UNIT QUIET Operation Function and Control 26 Main Functions SiBE041011EB 1 12 Clock Setting ARC452 Series The clock can be set by taking the following steps 1 2 3 Press the CLOCK button 000 is displayed and MON and blink Press the SELECT A or V button to set the clock to the current day of the week Press the CLOCK button gt blinks Press the SELECT A or button to set the clock to the present time Holding down the SELECT A button increases or decreases the time display rapidly Press the CLOCK button Point the remote controller at the indoor unit when pressing the button blinks and clock setting is completed SELECT button CLOCK button R19520 27 Function and Control SiBE041011EB Main Functions 1 13 WEEKLY TIMER Operation Outline Up to 4 timer settings can be saved for each day of the week up to 28 settings in total The 3 items ON OFF temperature and time can be set
66. H 50 9 1 797 54 5 1 924 SL 42 4 1 497 46 0 1 624 Fan Type Propeller Propeller Motor Output 53 66 Running Current Rated A 9 01 8 62 8 23 10 59 10 20 9 71 Power Consumption Rated 1 950 1 950 1 950 2 305 2 305 2 305 98 4 98 4 98 7 98 9 98 3 98 9 Starting Current A 92 10 8 Dimensions H x W x D mm 735 x 825 x 300 770 x 900 x 320 Packaged Dimensions H x W x D mm 797 x 960 x 390 900 x 925 x 390 Weight Mass kg 47 71 Gross Weight Gross Mass kg 52 79 Sound Pressure H SL dB A 49 46 52 49 Level pound Power ET dB 63 66 Drawing No 3D065735A 3D065737A Note m The data are based on the conditions shown in the table below Cooling Piping Length ee 7979 5 cal h kW x Outdoor 3556 CWB 5 Btu h KW x 3412 m min x 35 3 Specifications Specifications SiBE041011EB 1 2 Heat Pump 50 Hz 220 230 240 V Indoor Unit FTXS60GV1B FTXS71GV1B Model Outdoor Unit RXS60F3V1B RXS71FAV1B Cooling Heating Cooling Heating kW 6 0 1 7 6 7 7 0 1 7 8 0 7 1 2 3 8 5 8 2 2 3 10 2 Btu h 20 500 5 800 22 90
67. Information Operation Installation Manual URL http global daikin com Daikin global Distributors admin user mng login php Remote Controller 52 SiBE041011EB Part 6 Service Diagnosis 1 Troubleshooting 55 Indoor 55 112 5 edente ioa decet pae 55 2 Problem Symptoms and 56 3 Service CHECK EUICDOD dicte 57 5 Fl EE 60 4 1 Error Codes and 60 42 Indoor Unit PCB Abnormality edt eae cede Se 61 43 Freeze up Protection Control Heating Peak cut Control 62 4 4 Fan Motor DC Motor or Related 63 4 5 Thermistor or Related Abnormality Indoor 65 46 Refrigerant euer t ihe sie 66 4 7 Low voltage Detection or Over voltage 68 4 8 Signal Transmission Error Between Indoor Unit and Outdoor Unit 70 4 9 Signal Transmission Error on Outdoor Unit PCB RK X S60F3V1B 71 Class Only 72 4 10 Unspecified Voltage Between Indoor Unit and Outdoor Unit 73 4 11 Outdoor Unit PCB
68. MER is set NIGHT SET Mode is automatically activated NIGHT SET Mode keeps the airflow rate setting NIGHT SET Mode continues operation at the target temperature for the first one hour then automatically raises the target temperature slightly in the case of cooling or lowers it slightly in the case of heating This prevents excessive cooling in summer and excessive heating in winter to ensure comfortable sleeping conditions and also conserves electricity Cooling Target temperature Operation stops TIMER operation 0 5 NIGHT SET Mode ON temperature shift at the set hours R18917 lt Heating gt Target temperature NIGHT SET Mode ON temperature shift 819386 1 9 Operation Outline Detail ECONO operation reduces the maximum operating current and the power consumption This operation is particularly convenient for energy saving It is also a major bonus when breaker capacity does not allow the use of multiple electrical devices and air conditioners It can be easily activated by pushing the ECONO button on the wireless remote controller When this function is activated the maximum capacity also decreases W The remote controller can send the ECONO command when the unit is in cool or dry operation This function can only be set when the unit is running Pressing the ON OFF button on the remote controller cancels the function W This function and POWER
69. Service Diagnosis SiBE041011EB Problem Symptoms and Measures 2 Problem Symptoms and Measures Symptom Check Item Measures Reference Page The unit does not operate Check the power supply Check if the rated voltage is supplied Check the type of the indoor unit Check if the indoor unit type is compatible with the outdoor unit Check the outdoor temperature Heating operation cannot be used when the outdoor temperature is 18 or higher and A cooling operation cannot be used when the outdoor temperature is below 10 CDB Diagnose with remote controller 60 indication Check the remote controller Check if address settings for the remote 112 addresses controller and indoor unit are correct Operation sometimes Check the power supply A power failure of 2 to 10 cycles stops air un stops conditioner operation Operation lamp OFF Check the outdoor temperature Heating operation cannot be used when the outdoor temperature is 18 or higher and m cooling operation cannot be used when the outdoor temperature is below 10 CDB Diagnose with remote controller 60 indication The unit operates but does Check for wiring and piping errors in not cool or does not heat the connection between the indoor unit and outdoor unit Check for thermistor detection errors Check if the thermistor is mounted securely Check for
70. Starts POWERFUL operation R19523 The remote controller is compatible with both cooling only and heat pump models Reference Refer to the following pages for detail 1 POWERFUL operation P 26 2 Model Type Setting P 112 Note manual from DISTRIBUTOR S PAGE DISTRIBUTOR S PAGE Product Information Operation Installation Manual URL http global daikin com Daikin global Distributors admin user mng login php Refer to the operation manual of applicable model for detail You can download operation 51 Remote Controller SiBE041011EB Remote Controller Open the Front Cover MODE button Selects the operation mode gt A1 heat pump only gt 0 AUTO DRY FAN gt heat pump only QUIET button Starts OUTDOOR UNIT QUIET operation OUTDOOR UNIT QUIET operation is not available in FAN and DRY operation OUTDOOR UNIT QUIET MODE ECONO operation and POWERFUL QUIET operation cannot be used at the same time Priority is given to the function you SENSOR pressed last WEEKLY COMFORT SMNSENSOR button Every time you press the COMFORT SENSOR button the setting changes in the following order 2 COMFORT INTELLIGENT AIRFLOW EYE T 4 Blank 4 No setting Combination BACK CANCEL
71. To change the confirmed reserved settings select the reservation number and press NEXT The mode is switched to setting mode Go to Setting mode STEP 4 3 Press to exit confirming mode displayed on the LCD and WEEKLY TIMER operation is activated The TIMER lamp lights up e 20 To deactivate WEEKLY TIMER operation Press WEEKLY while is displayed on the LCD disappears from the LCD The TIMER lamp goes off To reactivate the WEEKLY TIMER operation press WEEKLY again reservation deactivated with is activated once again the last reservation mode will be used Function and Control 32 Main Functions SiBE041011EB E delete reservations The individual reservation 1 Press The day of the week and the reservation number will be displayed 2 Press to select the day of the week the reservation number to be deleted 3 Press NEXT and ON or OFF blink A 4 Press and select blank A Pressing 8 amp amp T changes ON OFF TIMER mode The reservation will be no setting with selecting blank gt gt 1 blank 5 Press NEXT The selected reservation will be deleted 6 f there are still other reservations WEEKLY TIMER operation will be activated The reservations fo
72. acitor of the fan motor Defective indoor unit PCB 63 Service Diagnosis SiBE041011EB Troubleshooting Troubleshooting Check No 02 Refer to P 100 Be sure to turn off power switch before connecting or disconnecting Caution connectors or parts may be damaged Check the power supply voltage Is the voltage fluctuation within 10 from the rated value YES Turn off the power and rotate the fan by hand NO Correct the power supply Does the fan NO rotate smoothly Replace the indoor fan motor Turn the power on and start operation Turn off the power and Note The motor may break when the disconnect the fan motor motor connector is disconnected Does the fan while the power is turned on rotate nnector then turn th sure to turn off the power P before reconnecting the YE Y connector S Check No 02 Check the output of the fan motor connector Motor power supply voltage 310 340 VDC NO gt Replace the indoor unit PCB NO Control voltage 15 VDC generated Replace the indoor unit PCB 1 Rotation NO Stop the fan motor command voltage Replace the indoor 1 5 VDC unit PCB Y Check No 02 Check the output of the fan motor connector Rotation pulse NO Replace the indoor generated fan motor
73. ae tii dto d ob bel d 37 3 3 Controls at Mode Changing 39 3 4 Discharge Pipe Temperature 41 3 5 gt Input Current ER DI o etit ios E deed etc pu ds 42 3 6 Freeze up Protection 8 43 3 7 Heating Peak cut Control uso denote Tet oo ser o eee ae 43 28 Outdoor Fan Gontnol sss 44 3 9 Liquid Compression Protection 44 3 10 Defrost atas 45 Table of Contents ii SiBE041011EB 3 11 Electronic Expansion Valve 46 3 12 Malf rnictioris c eco ccm d a e a diia aaa 49 Part 5 Remote OO Remote Controller 51 Part 6 Service D 9 1 Troubleshooting with LED ciui eren eni dde erbe ertet etin 55 ndor oto rtt i espere ct tse eu a Dac te UA uses 55 1 2 Outdoor UNN oc 55 2 Problem Symptoms and 56 3 Service Check Function S edd erectio cr nte P obese E Ee EGRE 57 4 Troubleshooting ote br eR
74. ailure Timer settings are cleared For the location of the jumper refer to page 10 Function Switch Jumper Switch OFF Switch ON Jumper connected Jumper cut factory setting Improvement RK X S60F3V1B 71 class SW4 C Standard control Reinforced control Ex of defrost RXS60F4V1B J8 Thefrequency increases performance the duration time of defrost lengthens For the location of the switch jumper refer to page 13 15 Replace the PCB if you accidentally cut a wrong jumper Jumpers are necessary for electronic circuit Improper operation may occur if you cut any of them Trial Operation and Field Settings 114 Silicon Grease on Power Transistor Diode Bridge SiBE041011EB 5 Silicon Grease on Power Transistor Diode Bridge Outline Apply the specified silicon grease to the heat radiation part of a power transistor diode bridge when you replace an outdoor unit PCB The silicon grease encourages the heat radiation of a power transistor diode bridge Detail 1 Wipe off the old silicon grease completely 2 Apply the silicon grease evenly See the illustrations below for examples of application 3 Tighten the screws of the power transistor diode bridge 4 Make su
75. an motor lead wire connector disconnected NO Outdoor fan running Go to Check No 16 Outdoor fan system is functioning Reconnect the connector R19395 5 12 Main Circuit Short Check Check No 20 RXS60F4V1B only Check to make sure that the voltage between and of the diode bridge DB1 is approximately O V before checking W Measure the resistance between the pins of the DB1 referring to the table below resistance is or less than 1 kW short circuit occurs on the main circuit Negative terminal of multimeter positive terminal for digital 2 3 4 2 3 1 multimeter Positive terminal of multimeter negative terminal for digital 4 2 3 1 2 3 multimeter Resistance is OK several E several Resistance is 0 Q or eo 0 0 00 or eo YUAN 275854 71 NN Multimeter R19560 105 Service Diagnosis SiBE041011EB Check 5 13 Capacitor Voltage Check Check No 21 RK X S60F3V1B 71 class only Before this check be sure to check the main circuit for short circuit With the circuit breaker still on measure the voltage according to the drawing of the model in question Be careful never to t
76. and other content appearing in this brochure are current as of December 2013 but subject to change without notice E 51 041011 12 2013
77. ansion valve opening so that the target discharge pipe temperature can be obtained In cooling operation the outdoor heat exchanger thermistor is used for detecting the disconnection of the discharge pipe thermistor When the discharge pipe temperature drops below the outdoor heat exchanger temperature by more than a certain value the discharge pipe thermistor is judged as disconnected In cooling operation the outdoor heat exchanger thermistor is used for high pressure protection The discharge pipe thermistor is used for controlling discharge pipe temperature If the discharge pipe temperature used in place of the inner temperature of the compressor rises abnormally the operating frequency becomes lower or the operation halts The discharge pipe thermistor is used for detecting disconnection of the discharge pipe thermistor The indoor heat exchanger thermistor is used for controlling the target discharge pipe temperature The system sets the target discharge pipe temperature according to the outdoor and indoor heat exchanger temperature and controls the electronic expansion valve opening so that the target discharge pipe temperature can be obtained In cooling operation the indoor heat exchanger thermistor is used for freeze up protection control If the indoor heat exchanger temperature drops abnormally the operating frequency becomes lower or the operation halts In heating operation the indoor h
78. ax Interunit Height Difference m 20 20 Chargeless m 10 10 of Add ional Charge of gm 20 20 Indoor Unit FTXS60GV1B FTXS71GV1B Front Panel Color White White H 16 0 565 17 2 607 M m min 13 5 477 14 5 512 Arow Rate i cfm 11 3 399 11 5 406 SL 10 1 357 10 5 371 Type Cross Flow Fan Cross Flow Fan Fan Motor Output Ww 43 43 Speed Steps 5 Steps Quiet Auto 5 Steps Quiet Auto Air Direction Control Right Left Horizontal Downward Right Left Horizontal Downward Air Filter Removable Washable Mildew Proof Removable Washable Mildew Proof Running Current Rated A 0 19 0 18 0 17 0 21 0 20 0 19 Power Consumption Rated Ww 40 40 40 45 45 45 Power Factor 95 7 96 6 98 0 97 4 97 8 98 7 Temperature Control Microcomputer Control Microcomputer Control Dimensions H x W x D mm 290 x 1 050 x 250 290 x 1 050 x 250 Packaged Dimensions H x W x D mm 361 x 1 145 x 364 361 x 1 145 x 364 Weight Mass kg 12 12 Gross Weight Gross Mass kg 18 18 Sound ics H M L SL dB A 45 41 36 33 46 42 37 34 Sound Power Level dB 61 62 Outdoor Unit RKS60F3V1B RKS71FAV1B Casing Color White White Type Hermetically Sealed Swing Type Hermetically Sealed Swing Type Compressor Model 2YC36BXD 2YC63BXD Motor Output 1 100 1 920 FVC50K FVC50K Refrigerant Oil Charge L 0 65 075 410 410 Refrigerant Charge kg 1 5 2 3 HH 54 2 1 914 57 1 2 016 Airflow Rate
79. c gases when it contacts flames such as fan and other heaters stoves and ranges When relocating the equipment make sure that the new installation site has sufficient strength to withstand the weight of the equipment If the installation site does not have sufficient strength and if the installation work is not conducted securely the equipment may fall and cause injury Check to make sure that the power cable plug is not dirty or loose then insert the plug into a power outlet securely If the plug has dust or loose connection it may cause an electrical shock or fire Be sure to install the product correctly by using the provided standard installation frame Incorrect use of the installation frame and improper installation may cause the equipment to fall resulting in injury SO For unitary type only Be sure to install the product securely in the installation frame mounted on the window frame the unit is not securely mounted it may fall and cause injury For unitary type only When replacing the coin battery in the remote controller be sure to dispose of the old battery to prevent children from swallowing it If a child swallows the coin battery see a doctor immediately Caution Installation of a leakage breaker is necessary in some cases depending on the conditions of the installation site to prevent electrical shocks Do not install the equipment in a place
80. control Health 8 Clean Air purifying filter Operation limit for cooling 48 Photocatalytic deodorizing filter Operation limit for heating de OR IRE incon photocatalytic PAM control apatite photocatalytic air purifying Compressor Oval scroll compressor Air filter prefilter Swing compressor Wipe clean panel Rotary compressor Washable grille Reluctance DC motor MOLD operation Comfortable Power airflow flap mE Heating dry operation ANI QW Power airflow dual flaps e Good sleep cooling operation Power airflow diffuser WEEKLY TIMER operation Wide angle louvers 24 hour ON OFF TIMER Vertical auto swing up and down NIGHT SET mode e Horizontal auto swing right and left Worry Free Auto restart after power failure 3 D airflow e amp Self diagnosis digital LED display COMFORT AIRFLOW operation e Wiring error check function comfort Auto fan speed Anti corrosion treatment of outdoor heat Indoor unit quiet operation NIGHT QUIET mode automatic Flexibility Multi split split type compatible indoor unit UNIT QUIET operation C O compatible indoor unit INTELLIGENT EYE operation e Flexible power supply correspondence ad High ceiling application Hot start function Chargeless 10m Automatic defrosting Either s
81. defective thermistor s Replace the outdoor unit PCB NO Error again gt Completed gt Replace the compressor R19373 67 Service Diagnosis SiBE041011EB Troubleshooting 4 7 Low voltage Detection or Over voltage Detection Error Code Method of Error Detection Error Decision Conditions Supposed Causes IZ Low voltage detection An abnormal voltage drop is detected by the DC voltage detection circuit Over voltage detection An abnormal voltage rise is detected by the over voltage detection circuit Low voltage detection The voltage detected by the DC voltage detection circuit is below 150 200 V depending the model W The compressor stops if the error occurs and restarts automatically after 3 minute standby Over voltage detection W Anover voltage signal is fed from the over voltage detection circuit to the microcomputer W The compressor stops if the error occurs and restarts automatically after 3 minute standby Power supply voltage is not as specified Defective DC voltage detection circuit Defective over voltage detection circuit Defective PAM control part Disconnection of compressor harness Short circuit inside the fan motor winding Noise Momentary drop of voltage Momentary power failure Defective outdoor unit PCB Service Diagnosis 68 Troubleshooting SiBE041011EB Troubleshooting Be sure to turn off the power switch be
82. e connector and check the continuity 1 Four valve coil resistance at 1000 2000 NO gt Replace the four way valve coil Replace the four way valve R15737 Fig 1 Voltage at S80 220 240 VAC Time Compressor ON R11904 5 6 Inverter Unit Refrigerant System Check Check No 14 Refrigerant system check 15 thermistor disconnected from the holder YES gt the thermistor Check for refrigerant leakage See the service diagnosis on refrigerant shortage Replace the refrigerant R15833 101 Service Diagnosis SiBE041011EB Check 5 7 Inverter Analyzer Check Check No 15 Characteristics Inverter analyzer RSUKO917C If an abnormal stop occurs due to compressor startup failure or overcurrent output when using an inverter unit it is difficult to judge whether the stop is caused by the compressor failure or some other failure main PCB power module etc The inverter analyzer makes it possible to judge the cause of trouble easily and securely Connect an inverter analyzer as a quasi compressor instead of compressor and check the output of the inverter W Operation Method Step 1 Be sure to turn the power off Step 2 Install an inverter analyzer instead of a compressor Note Make sure the charged voltage of the built in smoothi
83. e power Check the electrolytic capacitor voltage NO components or compressor harnesses as specified 320 x 50 VDC y YES Turn off the power Disconnect the harnesses U V and W Y Check with the inverter analyzer RSUK0917C Check No 15 Inverter analyzer NO gt Replace the outdoor unit PCB YES gt Replace the compressor gt Correct the power supply or replace the outdoor unit PCB R19185 Service Diagnosis 88 Troubleshooting SiBE041011EB Troubleshooting RXS60F4V1B Be sure to turn off the power switch before connecting or disconnecting Caution gt connectors or parts may be damaged Check No 15 Refer to P 102 Turn off the power i Check No 18 Check the power supply voltage Refer to P 104 ted 20 o tage as rated Correct the power supply Refer to P 105 Check No 18 Check the discharge pressure NO gt Replace the stop valve YES Check No 20 Check the short circuit of the diode bridge NO 6 Replace the outdoor unit PCB YES Check the connection Electrical components or NO compressor harnesses Reconnect the electrical connected as components or compressor specified harnesses as specified YES Turn on the power Check the electrolytic capacitor voltage NO 320 x 50 VDC gt Replace the ou
84. e the stop valve pressure Check No 12 NG Check the electronic gt Replace the electronic expansion valve expansion valve or the coil Replace the outdoor unit PCB Check No 01 NG Check the outdoor heat exchanger thermistor gt Replace the outdoor heat exchanger thermistor Replace the outdoor unit PCB R15667 Service Diagnosis 84 Troubleshooting SiBE041011EB 4 19 Compressor System Sensor Abnormality 4 19 1 RK X S60F3V1B 71 Class Error Code Ha Method of Error W The system checks the power supply voltage and the DC voltage before the compressor Detection starts W The system checks the compressor current right after the compressor starts Error Decision W The power supply voltage and the DC voltage is obviously low or high Conditions W The compressor current does not run when the compressor starts Supposed m Disconnection of reactor Causes Disconnection of compressor harness W Defective outdoor unit PCB Defective compressor Troubleshooting N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Turn off the power Check the connection of the reactor NO Connection OK Connect the reactor properly Check the connection of the compressor NO Connection OK Connect the compressor properly Disconnect the reactor
85. eat exchanger thermistor related abnormality 92 LJ Electrical box temperature rise 94 L Radiation fin temperature rise 95 L5 Output overcurrent detection 97 Py Radiation fin thermistor or related abnormality 92 Signal transmission error on outdoor unit 72 RK X S60F3V1B 71 class only Displayed only when system down occurs Service Diagnosis 60 Troubleshooting SiBE041011EB 4 2 Error Code Method of Error Detection Error Decision Conditions Supposed Causes Troubleshooting n Note Check the following connector Indoor Unit PCB Abnormality po 1 The system checks if the circuit works properly within the microcomputer of the indoor unit The system cannot set the internal settings Defective indoor unit PCB Wrong models interconnected Disconnection of connector Reduction of power supply voltage N Caution Check the combination of the indoor and outdoor unit YES Check the connection of connectors See Note Y Correct the connection Error repeats NO YES gt To secure the connection once disconnect the connector and then reconnect it Check the power supply voltage Voltage as rated YES Start operation YES Error repeats NO 5 Check the power supply voltage Voltage as rated
86. eat exchanger thermistor is used for detecting the disconnection of the discharge pipe thermistor When the discharge pipe temperature drops below the indoor heat exchanger temperature by more than a certain value the discharge pipe thermistor is judged as disconnected 35 Function and Control SiBE041011EB Control Specification 3 Control Specification 31 Mode Hierarchy Outline The air conditioner control has normal operation mode forced operation mode and power transistor test mode for installation and servicing Detail Cooling Only Model Air conditioner control mode Forced operation mode L Forced cooling operation for pump down operation Power transistor test mode Normal operation mode Fan Cooling includes drying Stop indoor unit OFF Preheating operation Discharging from capacitor Stop R19505 Heat Pump Model Air conditioner control mode Forced operation mode __ Forced cooling operation for pump down operation Power transistor test mode Normal operation mode Fan Cooling includes drying Heating Heating Defrosting Stop indoor unit OFF Preheating operation Discharging from capacitor Stop R19522 n Note Unless specified otherwise a dry operation command is regarded as cooling operation
87. ed cooling operation 60 class Gas stop valve Service port R13628 71 class Service port Hexagonal wrench Close Liquid stop valve Valve cap R14474 Refer to page 110 for forced cooling operation 109 Trial Operation and Field Settings SiBE041011EB Forced Cooling Operation 2 Forced Cooling Operation Item Forced Cooling Conditions The forced cooling operation is allowed when both of the following conditions are met 1 The outdoor unit is not abnormal and not in the 3 minute standby mode 2 The outdoor unit is not operating Start The forced cooling operation starts when any of the following conditions are fulfilled 1 Press the forced cooling operation ON OFF button SW1 on the indoor unit for 5 seconds 2 Press the forced cooling operation ON OFF button SW1 on the outdoor unit within around 3 minutes after power is supplied Command frequency 60 class 66 Hz 71 class 31 Hz End The forced cooling operation ends when any of the following conditions are fulfilled 1 The operation ends automatically after 15 minutes 2 Press the forced cooling operation ON OFF button SW1 on the indoor unit again 3 3 Press the button on remote controller 4 Press the forced cooling operation ON OFF button SW1 on the outdoor unit Others Protection functions have priority over all other functions during forced cooling operat
88. epair work is complete be sure to conduct a test operation to ensure that the equipment operates normally and explain the cautions for operating the product to the customer Caution Items The caution items are classified into Warning and Caution The Warning items especially important since they can lead to death or serious injury if they are not followed closely The Caution items can also lead to serious accidents under some conditions if they are not followed Therefore be sure to observe all the safety caution items described below Pictograms A This symbol indicates the item for which caution must be exercised The pictogram shows the item to which attention must be paid Q This symbol indicates the prohibited action The prohibited item or action is shown in the illustration or near the symbol This symbol indicates the action that must be taken or the instruction The instruction is shown in the illustration or near the symbol 1 1 Warnings and Cautions Regarding Safety of Workers N Warning Do not store the equipment in a room with successive fire sources e g naked flame gas appliance electric heater Be sure to disconnect the power cable plug from the plug socket before disassembling the equipment for repair Working on the equipment that is connected to the power supply may cause an electrical shock If it is necessary to supply power to the equipment to conduct the repair
89. eration in open phase starts with the conditions of the preheating command from the indoor unit the outdoor temperature and the discharge pipe temperature Detail Outdoor temperature gt A C Control Outdoor temperature lt A C Control II Control I condition Discharge pipe temperature lt B C OFF condition Discharge pipe temperature gt C C Radiation fin temperature gt 90 C Control Il ON condition Discharge pipe temperature lt D C OFF condition Discharge pipe temperature gt E C Radiation fin temperature gt 90 C B C D C E C RK X S60F3V1B 71 Class 10 6 8 10 5 12 RXS60F4V1B 2 5 0 2 10 12 3 3 2 Four Way Valve Switching Outline In heating operation current is conducted and in cooling operation and defrost control current is not conducted In order to eliminate the switching sound as the four way valve coil switches from ON to OFF when the heating is stopped the OFF delay switch of the four way valve is carried out Detail OFF delay switch of four way valve The four way valve coil is energized for 150 seconds after the operation is stopped 39 Function and Control SiBE041011EB Control Specification 3 3 3 Four Way Valve Operation Compensation Outline At the beginning of operation as the four way valve is switched the pressure difference to activate the four way valve is acquired whe
90. et the temperature blink A 8 Press E to select the desired temperature The temperature can be set between 10 C and 32 C Cooling The unit operates at 18 C even if it is set at 10 to 17 C Heating The unit operates at 30 C even if it is set at 31 to 32 C To return to the time setting press BACK J The set temperature is only displayed when the mode setting is on 9 Press NEXT The temperature will be set and go to the next reservation setting To continue further settings repeat the procedure from STEP 4 10 Press to complete the setting Be sure to direct the remote controller toward the indoor unit and check for a receiving tone and flashing the operation lamp displayed on the LCD and WEEKLY TIMER operation is activated The TIMER lamp lights up ZOD A reservation made once can be easily copied and the same settings used for another day of the week Refer Copy mode NOTE W Notes on WEEKLY TIMER operation Do not forget to set the clock on the remote controller first The day of the week ON OFF TIMER mode time and set temperature only for ON TIMER mode can be set with WEEKLY TIMER Other settings for ON TIMER are based on the settings just before the operation Both WEEKLY TIMER and ON OFF TIMER operation cannot be used at the same time The ON OFF TIMER operation
91. expansion valve is initialized when turning on the power The opening position is set and the pressure is equalized 3 11 2 Pressure Equalizing Control When the compressor is stopped the pressure equalizing control is activated The electronic expansion valve opens and the pressure is equalized 3 11 3 Opening Limit Control The maximum and minimum opening of the electronic expansion valve are limited 60 class 71 class Maximum opening pulse 480 450 Minimum opening pulse 54 75 The electronic expansion valve is fully closed when cooling operation stops and is opened at a fixed degree during defrosting 3 11 4 Starting Operation Control The electronic expansion valve opening is controlled when the operation starts thus preventing superheating or liquid compression 3 11 5 Control when the Frequency Changes When the target discharge pipe temperature control is active if the target frequency changes to a specified value in a certain time period the target discharge pipe temperature control is canceled and the target opening of the electronic expansion valve is changed according to the frequency shift 3 11 6 High Discharge Pipe Temperature Control When the compressor is operating if the discharge pipe temperature exceeds a certain value the electronic expansion valve opens and the refrigerant runs to the low pressure side This procedure lowers the discharge pipe temperature 47 Function and Control
92. f the week and time set If not day of the week and time Program 1 Program 2 Program 3 Program 4 ON OFF ON OFF 1 1 1 1 1 1 1 6 00 8 30 17 30 22 00 Setting Displays MON TNCS GON ON aaa Day and number settings ON OFF settings Time settings Temperature settings 1 Press The day of the week and the reservation number of the current day will be displayed e 1 to 4 settings can be made per day 2 to select the desired day of the week and reservation number A Pressing changes the reservation number and the day of the week Press NEXT The day of the week and reservation number will be set and ON blink A 4 Press to select the desired mode Pressing ON or OFF setting sequence lore ON TIMER OFF TIMER blank In case the reservation has already been set selecting blank deletes the reservation Go to STEP Qif blank is selected 5 Press NEXT The ON OFF TIMER mode will be set and the time blink 29 Function and Control SiBE041011EB Main Functions A 6 Press to select the desired time The time can be set between 0 00 and 23 50 in 10 minute intervals To return to the ON OFF TIMER mode setting press BACK Go to STEP 9 when setting the OFF TIMER Press NEXT The time will be s
93. faulty operation of the Set unit to cooling operation and check the electronic expansion valve temperature of the liquid pipe to see if the electronic expansion valve works Diagnose with remote controller m 60 indication Diagnose by service port pressure Check for refrigerant shortage 66 and operating current Large operating noise and Check the output voltage of the 106 vibrations power module Check the power module Check the installation condition Check if the required spaces for installation specified in the installation manual are provided Service Diagnosis 56 Service Check Function SiBE041011EB 3 Service Check Function Check Method 1 1 When the timer cancel button is held down for 5 seconds 22 is displayed on the temperature display screen WDAIKIN CS ON OFF g H J JI WEEKLY C copy J BACK NEXT T ON Timer cancel button lt 452 Series gt 14554 2 Press the timer cancel button repeatedly until a long sounds W The code indication changes in the sequence shown below No Code No Code No Code 1 ou 13 en 25 Un 2 uM 14 n3 26 3 iS 15 27 4 55 16 28 3 5 17 15 29 LH 6 Ha 18 14 30 7 19 15 31 8 ES 20 32 9 us 21 33 10
94. fer to P 99 Check No 13 Refer to P 101 Check No 14 Refer to P 101 Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Four way valve coil YES disconnected loose YES gt Correct the four way Harness disconnected Check the continuity of the four way valve coil and harness Y Disconnect the harness from the connector gt Reconnect the harness gt Replace the four way valve coil gt Replace the outdoor unit PCB gt Reconnect the thermistor s gt Replace the defective thermistor s Resistance NO between harnesses about 1000 2000 2 Check No 13 NG Check the four way valve switching output Any thermistor YES disconnected Check No 01 NG Check the thermistors Check No 14 NG Check agen Refrigerant shortage Water mixed OK Stop valve gt Refer to the refrigerant line check procedure gt Replace the four way valve defective dust clogged R19543 Service Diagnosis 82 Troubleshooting SiBE041011EB 4 17 Discharge Pipe Temperature Control Error Code Method of Error Detection Error Decision Conditions Supposed Causes Troubleshooting Check No 01 Refer to P 99 Check No 12 Refer to P 100 Check No 14 Refer to P 101 ns An error
95. fference signal 2 0 OFF 0 4 2 0 8 4 0 C 1 5 1 0 5 5 2 5 9 4 5 1 0 2 1 0 6 3 0 5 0 0 5 3 1 5 7 3 5 B 5 5 F OFF Thermostat OFF lt Q value Q value is the indoor unit output determined from indoor heat exchanger volume and airflow rate set by remote controller 1 P control The AD value is calculated in each sampling time 15 20 seconds and the frequency is adjusted according to its difference from the frequency previously calculated 2 control If the operating frequency does not change for more than a certain fixed time the frequency is adjusted according to the AD value When the AD value is low the frequency is lowered When the AD value is high the frequency is increased 3 Frequency management when other controls are functioning When frequency is dropping Frequency management is carried out only when the frequency drops For controlling lower limit Frequency management is carried out only when the frequency rises 4 Upper and lower limit of frequency by PI control The frequency upper and lower limits are set according to the command of the indoor unit When the indoor or outdoor unit quiet operation command comes from the indoor unit the upper limit frequency is lower than the usual setting Function and Control 38 Control Specification SiBE041011EB 3 3 Controls at Mode Changing Start up 3 3 1 Preheating Control Outline The inverter op
96. fore connecting or disconnecting Caution connectors or parts may be damaged Check the power supply voltage Is the voltage fluctuation NO within 10 from the rated value Check the connection of the compressor harness YES Loose or gt Correct the power supply gt Reconnect the harness disconnected Does the outdoor fan rotate smoothly System restarted NO gt Replace the outdoor fan motor and the outdoor unit PCB Precaution before turning on the power again Turn on the power Make sure the power has been off for at least 30 seconds Repeat a few times Disturbance factors Noise Power supply distortion gt Replace the outdoor unit PCB gt Check for such factors for a long term R19544 69 Service Diagnosis SiBE041011EB Troubleshooting 4 8 Signal Transmission Error Between Indoor Unit and Outdoor Unit Error Code Lu 4 Method of Error The data received from the outdoor unit in signal transmission is checked whether it is normal Detection Error Decision The data sent from the outdoor unit cannot be received normally or the content of the data is Conditions abnormal Supposed m Reduction of power supply voltage Causes Wiring error W Breaking of the connecting wires between the indoor and outdoor units wire No 3 W Defective outdoor unit P
97. g Diagram 12 Outdoor Unit SiBE041011EB 71 Class FU2 AC1 E1 E2 3 15A n ATI pepper wo 3 33 520 540 570 551 zo 755 ma 330x220 a5 ceram Io ERREUR L m EX e E T E N V100 T Z HR1 mol white it F Y _ 2 1560 2 2 229141 3 2 Service Monitor PCB 1 S52 8102 2 LEDA 3 SW1 4 SW4 B 5 SW4 C Connector for PCB LED for service monitor green Forced cooling operation ON OFF button Refer to page 110 for detail Switch for facility setting Refer to page 113 for detail Switch for improvement of defrost performance Refer to page 114 for detail 3P169059 1 SW4 A has no function Keep it OFF Printed Circuit Board Connector Wiring Diagram SiBE041011EB Outdoor Unit 2 2 RXS60F4V1B PCB 1 Filter PCB 1 11 S E1 E2 HL2 HN2 5 HL4 FU3 V2 V3 SWI Swi FU1 HN4 HL4 YAWO 5 275862 Connector for 510 on Connector for terminal board Terminal for earth wire Connector for HL3 HN3 on main PCB Connector for 512 on main PCB Fuse 3 15 A 250 V Fuse 30 A 250 V Varistor Forced cooling operation ON OFF button Refer to page 110 for detail PPL 158x12
98. g dry operation dual flaps Good sleep cooling operation Power airflow diffuser Timer WEEKLY TIMER operation Wide angle louvers e 24 hour ON OFF TIMER Vertical auto swing up and down e NIGHT SET mode e Horizontal auto swing right and left Worry Free Auto restart after power failure 3 D airflow e amp Self diagnosis digital LED display COMFORT AIRFLOW operation Wiring error check function ERI Auto fan speed Anti corrosion treatment of outdoor heat i Indoor unit quiet operation NIGHT QUIET mode automatic Flexibility Multi split split type compatible indoor OUTDOOR UNIT QUIET operation unit manual INTELLIGENT EYE operation C O compatible indoor unit e Flexible power supply correspondence Hot start function e High ceiling application Automatic defrosting e Chargeless 10m Operation Automatic operation e Either side drain right or left Program dry operation e Power selection Fan only e Remote Lifestyle New POWERFUL operation Control 5 room centralized controller option Convenience non inverter Inverter POWERFUL operation option e Priority room setting normal open contact option x COOL HEAT mode lock compatible adaptor option e HOME LEAVE operation Remote Wireless ECONO operation Controller Wired option Indoor unit ON
99. ger W Defective indoor heat exchanger thermistor m Defective indoor unit PCB Troubleshooting N Be sure to turn off the power switch before connecting or disconnecting LN Caution connectors or parts may be damaged Check No 01 Refer to P 99 Check the air passage Is there any short circuit S gt Provide sufficient air passage Check the air filter gt Clean air filter NO Check the dust accumulation on the indoor heat exchanger YE Clean the indoor heat exchanger NO Check No 01 Check the indoor heat exchanger thermistor As described in the thermistor characteristic chart NO gt Replace the thermistor gt Replace the indoor unit PCB R15715 Service Diagnosis 62 Troubleshooting SiBE041011EB 4 4 Fan Motor DC Motor or Related Abnormality Method of Error The rotation speed detected by the Hall IC during fan motor operation is used to determine Detection abnormal fan motor operation Error Decision The detected rotation speed does not reach the demanded rotation speed of the target tap and Conditions is less than 50 of the maximum fan motor rotation speed Supposed Remarkable decrease in power supply voltage Causes Layer short inside the fan motor winding Breaking of wire inside the fan motor Breaking of the fan motor lead wires Defective cap
100. ht with relay cable 1 or 2 YES gt Replace the outdoor unit Current Capacitor charged when PCB guideline the indoor unit or outdoor unit main relay turns on Rising with increasing frequency Check No 21 Check the capacitor voltage Turn off the power Disconnect the harnesses U V and W A Check No 15 Inverter analyzer i i RSUK0917C Measure the rectifier input voltage Check with the inverter analyzer YES Correct the power supply or replace the outdoor unit PCB NO Turn off the power and reconnect the harnesses Then turn on the power again and restart operation Compressor running Replace the compressor gt Replace the outdoor unit Voltage PCB within the allowable NO range Power supply gt Check the power supply voltage 15 voltage gt Replace the outdoor unit PCB R19400 91 Service Diagnosis SiBE041011EB Troubleshooting 4 22 Thermistor or Related Abnormality Outdoor Unit Error Code Method of Error Detection Error Decision Conditions Supposed Causes Troubleshooting m 1 y C hos gt This fault is identified based on the thermistor input voltage to the microcomputer A thermistor fault is identified based on the temperature sensed by each thermistor The thermistor input
101. ide drain right or left Operation Automatic operation Power selection Program dry operation e Remote 5 room centralized controller option Fan only ER Remote control adaptor e Lifestyle New POWERFUL operation non inverter normal open pulse contact option Convenience Inverter POWERFUL operation Remote control adaptor Priority room setting normal open contact option COOL HEAT mode lock compatible adaptor option e HOME LEAVE operation Remote Wireless e ECONO operation e Controller Wired option Indoor unit ON OFF button Signal receiving sign R C with back light Temperature display m Note Available Lower limit can be extended by turning switch or Not available cutting jumper facility use only Refer to page 113 for detail List of Functions Functions SiBE041011EB 1 2 Heat Pump e en ons ons Category Functions E lt Functions E lt 255 255 Basic Function Inverter with inverter power control e Health amp Clean Air purifying filter Operation limit for cooling 48 Photocatalytic deodorizing filter Operation limit for heating CWB 18 e EA photocatalytic PAM control e eu apat
102. ion Indoor Unit O6 Os ON OFF Indoor unit ON OFF button R19530 Outdoor Unit RK X S60F3V1B 71 class The illustration is for 71 class as representative Forced cooling operation ON OFF button R19531 Outdoor Unit RXS60F4V1B Forced cooling operation 2 rr button SW1 ig S lt Sst X Screwdriver V R19532 Caution When pressing the button do not touch the terminal board It has high voltage and may cause electric shock Trial Operation and Field Settings 110 Trial Operation SiBE041011EB 3 Trial Operation Outline Detail Carry out the trial operation in accordance with the operation manual to ensure that all functions and parts such as flap movement are working properly Trial operation should be carried out in either cooling or heating operation 1 Measure the power supply voltage and make sure that it falls within the specified range 2 In cooling operation select the lowest programmable temperature 18 C in heating operation select the highest programmable temperature 30 C Trial operation may be disabled in either operation mode depending on the room temperature After trial operation is complete set the temperature
103. is determined with the temperature detected by the discharge pipe thermistor m f the temperature detected by the discharge pipe thermistor rises above A C the compressor stops The error is cleared when the discharge pipe temperature has dropped below B C A C B C 60 class 110 95 71 class 120 107 Ifthe error repeats the system is shut down W Reset condition Continuous run for about 60 minutes without any other error Defective discharge pipe thermistor Defective outdoor heat exchanger thermistor or outdoor temperature thermistor Defective electronic expansion valve or coil Refrigerant shortage Defective four way valve Water mixed in refrigerant Defective stop valve Defective outdoor unit PCB N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged crock No o1 gt Replace the defective Discharge pipe thermistor ihermistor s Outdoor heat exchanger thermistor Outdoor temperature thermistor Check No 12 NG Check the electronic Replace the electronic expansion valve expansion valve or the coil y OK Check No 14 NG Check the refrigerant gt Refer to the refrigerant line line Refrigerant shortage check procedure Four way valve OK Water mixed Stop valve Replace the outdoor unit PCB R15825 83 Service Diagnosis SiBE041011EB Troubleshooting
104. istor 4 Outdoor temperature thermistor 3 12 2 Detection of Overcurrent and Overload Outline An excessive output current is detected and the OL temperature is observed to protect the compressor Detail m f the OL compressor head temperature exceeds 120 130 C depending the model the system shuts down the compressor inverter current exceeds 20 A the system shuts down the compressor 3 12 3 Refrigerant Shortage Detection I Detecting by power consumption If the power consumption is below the specified value and the frequency is higher than the specified frequency it is regarded as refrigerant shortage The power consumption is low comparing with that in the normal operation when refrigerant is insufficient and refrigerant shortage is detected by checking power consumption Refrigerant shortage zone 85 5 zo gt 40 55 Hz depending on the model R18282 Detecting by discharge pipe temperature If the discharge pipe temperature is higher than the target discharge pipe temperature and the electronic expansion valve is fully open for more than the specified time it is regarded as refrigerant shortage Target discharge pipe temperature Refrigerant shortage zone R1391 Refer to page 66 for detail 49 Function and Control SiBE041011EB Part 5 Remote Controller 1 Remote
105. ite photocatalytic air purifying Compressor Oval scroll compressor Air filter prefilter e Swing compressor e Wipe clean flat panel Rotary compressor Washable grille Reluctance DC motor MOLD PROOF operation Comfortable Power airflow flap Heating dry operation dual flaps Good sleep cooling operation Power airflow diffuser WEEKLY TIMER operation e Wide angle louvers 24 hour ON OFF TIMER Vertical auto swing up and down NIGHT SET mode e Horizontal auto swing right and left Worry Free Auto restart after power failure 3 D airflow amp digital LED display COMFORT AIRFLOW operation Wiring error check function Auto fan speed id Anti corrosion treatment of outdoor heat i Indoor unit quiet operation NIGHT QUIET mode automatic Flexibility OUTDOOR UNIT QUIET operation 4 Multi split split type compatible indoor unit e manual INTELLIGENT EYE operation C O compatible indoor unit Flexible power supply correspondence Hot start function High ceiling application Automatic defrosting Chargeless 10m Operation Automatic operation Either side drain right or left Program dry operation e Power selection Fan only Remote Control 5 room centralized controller option p M New POWERFUL operation non
106. ix List of Functions SiBE041011EB Used Icons 2 Used Icons The following icons are used to attract the attention of the reader to specific information Icon Type of Description Information Warning A Warning is used when there is danger of personal injury N Warning Caution A Caution is used when there is danger that the reader through incorrect manipulation may damage equipment loose data get Caution an unexpected result or has to restart part of a procedure Note A Note provides information that is not indispensable but may 1 nevertheless be valuable to the reader such as tips and tricks Note Reference Reference guides the reader to other places in this binder or in this manual where he she will find additional information specific topic List of Functions x SiBE041011EB Part 1 List of Functions FN UAC ONS DE 2 IS NES eer ee 2 1 2 3 List of Functions SiBE041011EB Functions 1 Functions 1 1 Cooling Only e en Category Functions E amp lt Category Functions E 5 285 385 E Basic Function Inverter with inverter power
107. n 13 FU1 F1U Fuse 3 15 A 250 V 14 V1 Varistor FG H2 HI IL 154 R125 gt C314 V1 g E C306 gogo 5090 07 o 6 P 93 M ii 1002 15207 0504 SS 303 8 Ei R306 R304 9500 335 R354 1304 107 0307 6370 C305 0337 P b F 2 227881 2 227881 2 N Caution gt Replace the if you accidentally cut the jumpers other than JA JB and JC Jumpers are necessary for electronic circuit Improper operation may occur if you cut any of them Printed Circuit Board Connector Wiring Diagram 10 Indoor Unit SiBE041011EB PCB 2 Signal Receiver PCB 1 S48 Connector for control PCB PbF 3P247309 1 3P247309 1 PCB 3 Display PCB 1 S49 Connector for control PCB 2 SW1 Forced cooling operation ON OFF button Refer to page 110 for detail LED for operation green 4 LED2 H2P LED for timer yellow 5 LED3 LED for INTELLIGENT EYE green 6 RTH1 R1T Room temperature thermistor e LED1
108. n case of R 32 R 410A refrigerant models be sure to use pipes flare nuts and tools for the exclusive use of the R 32 R 410A refrigerant The use of materials for R 22 refrigerant models may cause a serious accident such as a damage of refrigerant cycle as well as an equipment failure Do not mix air or gas other than the specified refrigerant R 32 R 410A R 22 in the refrigerant system If air enters the refrigerating system an excessively high pressure results causing equipment damage and injury N Caution Do not repair the electrical components with wet hands Working on the equipment with wet hands may cause an electrical shock Do not clean the air conditioner by splashing water Washing the unit with water may cause an electrical shock Be sure to provide the grounding when repairing the equipment in a humid or wet place to avoid electrical shocks Be sure to turn off the power switch and unplug the power cable when cleaning the equipment The internal fan rotates at a high speed and may cause injury Be sure to conduct repair work with appropriate tools The use of inappropriate tools may cause injury Be sure to check that the refrigerating cycle section has cooled down enough before conducting repair work Working on the unit when the refrigerating cycle section is hot may cause burns List of Functions vi Safety Cautions SiBE041011EB
109. n the output frequency is higher than a certain fixed frequency for a certain fixed time Detail Starting Conditions 1 When the compressor starts and the four way valve switches from OFF to ON 2 When the four way valve switches from ON to OFF during operation 3 When the compressor starts after resetting 4 When the compressor starts after the fault of four way valve switching The lower limit of frequency keeps A Hz for B seconds with any conditions 1 through 4 above 60 class 71 class A Hz 48 28 B seconds 70 70 3 3 4 3 minute Standby Turning on the compressor is prohibited for 3 minutes after turning it off Except when defrosting 3 3 5 Compressor Protection Function When turning the compressor from OFF to ON the upper limit of frequency is set as follows The function is not activated when defrosting Hz Frequency 7 gt gt 1 13528 60 class 71 class A Hz 55 55 B Hz 70 65 C Hz 85 80 D seconds 120 120 E seconds 200 200 F seconds 470 470 Function and Control 40 Control Specification SiBE041011EB 3 4 Discharge Pipe Temperature Control Outline The discharge pipe temperature is used as the internal temperature of the compressor If the discharge pipe temperature rises above a certain level the up
110. ng electrolytic capacitor drops to 10 VDC or below before carrying out the service work 2 Connect the terminals to the terminals of the inverter analyzer 1 Remove the terminals from the compressor Inverter analyzer Be careful not to let the terminals U V W touch each other Otherwise high voltage is applied R18322 Reference If the terminals of the compressor are not FASTON terminals difficult to remove the wire on the terminals it is possible to connect wires available on site to the outdoor unit from output side of PCB Do not connect them to the compressor at the same time otherwise it may result in incorrect detection Step 3 Activate the power transistor test operation from the outdoor unit 1 Press the forced cooling operation ON OFF button for 5 seconds Refer to page 110 for the position Power transistor test operation starts Service Diagnosis 102 SiBE041011EB Diagnose method Diagnose according to 6 LEDs lighting status 1 If all the LEDs are lit uniformly the compressor is defective Replace the compressor 2 If the LEDs are not lit uniformly check the power module Refer to Check No 22 3 If NG in Check No 22 replace the power module Replace the main PCB The power module is united with the main PCB If OK in Check No 22 check if there is any solder cracking on the PCB 4 If any solder cracking is found replace the PC
111. nger thermistor temperature Heating Indoor heat exchanger temperature Check No 01 Check the indoor heat exchanger thermistor resistance value in the heating operation Indoor heat NO exchanger thermistor Replace the indoor heat functioning exchanger thermistor gt Replace the outdoor unit PCB R16059 45 Outdoor temperature thermistor 43 Discharge pipe thermistor 45 Outdoor heat exchanger thermistor 93 Service Diagnosis SiBE041011EB Troubleshooting 4 23 Electrical Box Temperature Rise Error Code L3 Method of Error An electrical box temperature rise is detected by checking the radiation fin thermistor with the Detection compressor off Error Decision m With the compressor off the radiation fin temperature is above A C Conditions The error is cleared when the radiation fin temperature drops below B C To the electrical components the outdoor fan starts when the radiation fin temperature rises above and stops when it drops below B C A B RK X S60F3V1B 95 80 85 RXS60F4V1B 122 64 113 71 class 100 70 85 Supposed Defective outdoor fan motor Causes Short circuit W Defective radiation fin thermistor Disconnection of connector W Defective outdoor unit PCB Troubleshooting N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Check N
112. ns securely and route the cable properly so that there is no force pulling the cable at the connection terminals Improper connections may cause excessive heat generation or fire When wiring between the indoor and outdoor units make sure that the terminal cover does not lift off or dismount because of the cable If the cover is not mounted properly the terminal connection section may cause an electrical shock excessive heat generation or fire Do not damage or modify the power cable Damaged or modified power cable may cause an electrical shock or fire Placing heavy items on the power cable and heating or pulling the power cable may damage the cable oe vii List of Functions SiBE041011EB Safety Cautions Warning Do not mix air or gas other than the specified refrigerant R 32 R 410A R 22 in the refrigerant system If air enters the refrigerating system an excessively high pressure results causing equipment damage and injury If the refrigerant gas leaks be sure to locate the leaking point and repair it before charging the refrigerant After charging refrigerant make sure that there is no refrigerant leak If the leaking point cannot be located and the repair work must be stopped be sure to perform pump down and close the service valve to prevent the refrigerant gas from leaking into the room The refrigerant gas itself is harmless but it may generate toxi
113. o 17 Refer to P 104 Turn off the power and turn it on A WARNING again To cool the electrical components the outdoor fan starts when the radiation fin temperature rises above C C and stops when it Check No 19 drops below B Refer to P 105 Error again or outdoor YES fan activated NO Check the radiation fin temperature Above A C Replace the outdoor unit PCB Check No 19 Check the outdoor fan NG gt Replace the outdoor fan motor Correct the connectors and fan motor lead wire Replace the outdoor unit PCB NO Check the installation condition Go to Check No 17 Radiation fin dirty Clean up the radiation fin R19556 Service Diagnosis 94 Troubleshooting SiBE041011EB 4 24 Radiation Fin Temperature Rise Error Code L Method of Error A radiation fin temperature rise is detected by checking the radiation fin thermistor with the Detection compressor on Error Decision If the error repeats the system is shut down radiation fin temperature with the compressor on is above Conditions The error is cleared when the radiation fin temperature drops below B C Reset condition Continuous run for about 60 minutes without any other error A B RK X S60F3V1B 105 99 RXS60F4V1B 85 56 71 class 105 97 Supposed Causes Short circ
114. o install this product Do not try to install the product yourself Improper installation can result in water or refrigerant leakage electrical shock fire or explosion Use only those parts and accessories supplied or specified by Daikin Ask a qualified installer or contractor to install those parts and accessories Use of unauthorised parts and accessories or improper installation of parts and accessories can result in water or refrigerant leakage electrical shock fire or explosion e Read the User s Manual carefully before using this product The User s Manual provides important safety instructions and warnings Be sure to follow these instructions and warnings If you have any enquiries please contact your local importer distributor and or retailer Cautions on product corrosion D 1 Air conditioners should not be installed in areas where corrosive gases such as acid gas or alkaline gas are produced 2 If the outdoor unit is to be installed close to the sea shore direct exposure to the sea breeze should be avoided If you need to install the outdoor unit close to the sea shore contact your local distributor E Dealer DAIKIN INDUSTRIES LTD Head Office Umeda Center Bldg 2 4 12 Nakazaki Nishi Kita ku Osaka 530 8323 Japan Tokyo Office JR Shinagawa East Bldg 2 18 1 Konan Minato ku Tokyo 108 0075 Japan http www daikin com rights reserved Ns eSpecifications designs
115. ouch any live parts Multimeter DC voltage range R18183 To prevent electrical shock use a tester to check that the voltage between P and is 50 V or less W The surface of the test points P may be covered with the coating Be sure to make firm contact between the tester probes and the test points Tester probe PCB R17868 5 14 Power Module Check Check No 22 m Note Check to make sure that the voltage between and of the power module or the diode bridge is approximately O V before checking m Disconnect the compressor harness connector from the outdoor unit PCB To disengage the connector press the protrusion on the connector Follow the procedure below to measure resistance between the or terminal of the power module or the diode bridge and the U V or W terminal of the compressor with a multimeter Evaluate the measurement results referring to the following table Negative terminal of multimeter Power module UVW Power module UVW positive terminal for digital or or multimeter Diode bridge Diode bridge Positive terminal of multimeter UVW Power module UVW Power module negative terminal for digital or or multimeter Diode bridge Diode bridge Resistance is OK several several Resistance is 0 Q Service Diagnosis 106
116. outdoor unit PCB 1 Check if the unit is grounded NO Grounded gt Ground the system The cause can be external factors other than malfunction Investigate the cause of noise R19526 Service Diagnosis 74 Troubleshooting SiBE041011EB Troubleshooting RXS60F4V1B Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Turn on the power again NO gt the outdoor unit Is LED A blinking PCB 2 Check if the outdoor unit is grounded NO Grounded gt Ground the system NO Is the harness broken gt Zero cross signal abnormality Replace the outdoor unit PCB 1 gt Replace the harness R19527 75 Service Diagnosis SiBE041011EB Troubleshooting 4 12 OL Activation Compressor Overload cc Error Code 2 Method of Error A compressor overload is detected through compressor OL Detection Error Decision f the error repeats the system is shut down Conditions W Reset condition Continuous run for about 60 minutes without any other error Supposed Disconnection of discharge pipe thermistor Causes W Defective discharge pipe thermistor Disconnection of connector S40 Disconnection of 2 terminals of OL Defective OL Q1L W Broken OL harness m Defective electronic expansion
117. per limit of frequency is set to keep the discharge pipe temperature from rising further Detail ti Stop zone D C Keep zone Up zone Discharge pipe temperature R4642 Zone Control Stop zone When the temperature reaches the stop zone the compressor stops Dropping zone The upper limit of frequency decreases Keep zone The upper limit of frequency is kept Up zone The upper limit of frequency increases Reset zone The upper limit of frequency is canceled 60class 71048 110 120 103 111 101 5 109 D 100 107 95 107 The same value continues 41 Function and Control SiBE041011EB Control Specification 3 5 Input Current Control Outline Detail The microcomputer calculates the input current while the compressor is running and sets the frequency upper limit based on the input current In case of heat pump models this control is the upper limit control of frequency and takes priority over the lower limit control of four way valve operation compensation Compressor Stop Stop Zone A p Dropping Zone B Keep Zone Eq Input current Reset Zone R14643 Frequency control in each zone Stop zone After 2 5 seconds in this zone the compressor is stopped Dropping zone The upper limit of the compressor frequency is defined as operation frequency 2 Hz After this
118. peration the fan speed is regulated according to the indoor heat exchanger temperature and the difference between the room thermistor temperature and the target temperature COMFORT The fan speed is controlled automatically AIRFLOW The latest command has the priority between POWERFUL and COMFORT AIRFLOW Operation Function and Control 20 Main Functions SiBE041011EB 1 5 Program Dry Operation Program dry operation removes humidity while preventing the room temperature from lowering Since the microcomputer controls both the temperature and airflow rate the temperature adjustment and FAN setting buttons are inoperable Outline Detail The microcomputer automatically sets the temperature and airflow rate The difference between the room thermistor temperature at start up and the target temperature is divided into two zones Then the unit operates in an appropriate capacity for each zone to maintain the temperature and humidity at a comfortable level Room thermistor Target temperature Thermostat OFF point Thermostat ON point temperature at start up 2 0 59 m or 24 C or more 2 5 Y 0 5 C zone Room thermistor continues for 10 min 23 59C temperature at start up X 0 59C E O or i X 2 0 C Y 0 5 C zone B 18 C continues for 10 min 222 17 590 0 5 F 17 5 C 18 X 2 0 Y 0 5 C zone B continues for 10 min
119. place the outdoor unit PCB Check No 14 NG Check refrigerant Refrigerant shortage gt n the DTE line ine Water mixed check procedure Stop valve ok Replace the outdoor unit PCB R19528 n Note OL Q1L activating temperature 120 130 C depending on the model OL Q1L recovery temperature 95 77 Service Diagnosis SiBE041011EB Troubleshooting 4 13 Compressor Lock Error Code Method of Error Detection Error Decision Conditions Supposed Causes Troubleshooting Check No 15 Refer to P 102 A compressor lock is detected by checking the compressor running condition through the position detection circuit W Acompressor lock is detected by the current waveform generated when applying high frequency voltage to the motor Ifthe error repeats the system is shut down W Reset condition Continuous run for about 5 minutes without any other error W Compressor locked W Compressor harness disconnected N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Precaution before turning on the power again Make sure the power has been off for at least 30 seconds Turn off the power Disconnect the harnesses U V and W a Check No 15 Inverter analyzer Check with the inverter analyzer RSUK0917C Normal Correct the power sup
120. ply or replace the outdoor unit PCB YES Turn off the power and reconnect the harnesses Turn on the power again and restart the system Emergency YES stop without compressor Replace the compressor running System shut NO down after errors repeated gt Check the outdoor electronic several times expansion valve coil Replace it as required YES Replace the compressor R18317 Service Diagnosis 78 Troubleshooting SiBE041011EB 4 14 DC Fan Lock er Error Code Method of Error An error is determined with the high voltage fan motor rotation speed detected by the Hall IC Detection Error Decision W The fan does not start seconds even when the fan motor is running Conditions error repeats the system is shut down Reset condition Continuous run for about 5 minutes without any other error Supposed W Disconnection of the fan motor Causes W Foreign matter stuck in the fan Defective fan motor W Defective outdoor unit PCB Troubleshooting N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Check No 16 Refer to P 103 fan motor conneetor gt Turn off the power and reconnect the connector NO i YES Foreign matters in gt Remove the foreign matters NO Turn on the power Y Rotate the fan NO gt Replace the outdoor fan motor Check No
121. power supply waveform is a sine wave Fig 1 W Checkifthere is waveform disturbance near the zero cross sections circled in Fig 2 Fig 1 Fig 2 R1444 R1736 5 4 Electronic Expansion Valve Check Check No 12 Conduct the followings to check the electronic expansion valve EV 1 Check if the EV connector is correctly connected to the PCB 2 Turn the power off and on again and check if the EV generates a latching sound 3 If the EV does not generate a latching sound in the above step 2 disconnect the connector and check the continuity using a multimeter 4 Check the continuity between the pins 1 6 3 6 2 5 4 5 between the pins 1 6 2 6 3 6 4 6 for the harness 5P models If there is no continuity between the pins the EV coil is faulty 5 If the continuity is confirmed in step 3 the outdoor unit PCB is faulty Harness 6P Harness 5P 1 6 1 6 3 6 5 2 6 520 6 2 5 520 6 3 6 123456 see 123456 816385 816386 Service Diagnosis 100 SiBE041011EB 5 5 Four Way Valve Performance Check Check No 13 Turn the power off and then on again Four way valve coil Start heating operation Cooling Dry No continuity Heating Continuity S80 voltage at 220 240 NO VAC with compressor gt Replace the outdoor unit on Fig 1 PCB YES Disconnect the four way valve coil from th
122. r small Amount of heat exchanged air small speed freg 50 Hz ity 60 Hz gt Refrigerant circulation rate low R2812 The inverter provides the following features The regulating capacity can be changed according to the changes in the outdoor temperature and cooling heating load Quick heating and quick cooling The rotation speed of the compressor is increased when starting the heating or cooling This enables to reach the set temperature quickly Even during extreme cold weather high capacity is achieved It is maintained even when the outdoor temperature is 2 C Comfortable air conditioning A fine adjustment is integrated to keep the room temperature constant Energy saving heating and cooling Once the set temperature is reached the energy saving operation enables to maintain the room temperature at low power The following functions regulate the minimum and maximum frequency Frequency Functions Low W Four way valve operation compensation Refer to page 40 High W Compressor protection function Refer to page 40 Discharge pipe temperature control Refer to page 41 W Input current control Refer to page 42 W Freeze up protection control Refer to page 43 W Heating peak cut control Refer to page 43 Defrost control Refer to 45 Refer to page 110 for detail Function and
123. r each day of the week This function can be used for deleting reservations for each day of the week It can be used while confirming or setting reservations A 1 Press to select the day of the week to be deleted 2 Hold WEEKLY for 5 seconds The reservation of the selected day of the week will be deleted Hold WEEKLY for 5 seconds while normal display Be sure to direct the remote controller toward the indoor unit and check for a receiving tone This operation is not effective on the setting display of WEEKLY TIMER All reservations will be deleted 33 Function and Control SiBE041011EB Main Functions 1 14 Other Functions 1 14 1 Hot Start Function In order to prevent the cold air blast that normally occurs when heating operation is started the temperature of the indoor heat exchanger is detected and the airflow is either stopped or significantly weakened resulting in comfortable heating n Note The cold air blast is prevented using similar control when defrost control starts or when the thermostat is turned ON 1 14 2 Signal Receiving Sign When the indoor unit receives a signal from the remote controller the unit emits a signal receiving sound 1 14 3 Indoor Unit ON OFF Button An ON OFF button is provided on the display of the unit W Press the ON OFF button once to start operation Press once again to stop it m The ON OFF button is useful when the remote controller is missing or the
124. r outdoor unit PCB mounted Defective indoor unit PCB Defective outdoor unit PCB N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Check the combination of the indoor and outdoor unit gt Match the compatible models Are the NO connecting wires connected Correct the connection property Check the code numbers 2P012345 for example of the indoor and outdoor unit PCB with the Parts List Matched compatibly NO gt Change for the correct PCB YES gt Replace the indoor unit PCB or the outdoor unit PCB R19506 73 Service Diagnosis SiBE041011EB Troubleshooting 4 11 Outdoor Unit PCB Abnormality Error Code Method of Error Detection Error Decision Conditions Supposed Causes Troubleshooting The system checks if the microprocessor is working in order The system checks if the zero cross signal comes in properly The microprocessor program runs out of control The zero cross signal is not detected Defective outdoor unit PCB Broken harness between PCBs Noise Momentary drop of voltage Momentary power failure RK X S60F3V1B 71 class N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Turn on the power again YES Error again gt Replace the
125. r to page 60 4 Press the MODE button 1 fy MEC 98384 right side number blinks WDAIKIN 00 R8385 Service Diagnosis 58 Service Check Function SiBE041011EB 5 Press the TEMP or TEMP button and change the number until you hear the long beep ON OFF TEMP 6 Diagnose by the sound MODE R8383 beep The left side number does not correspond with the error code two consecutive beeps The left side number corresponds with the error code but the right side number does not long beep Both the left side and right side number corresponds with the error code 7 Determine the error code The numbers indicated when you hear the long beep are the error code Error codes and description Refer to page 60 8 Press the MODE button to exit from the diagnosis mode ON OFF A TEMP MODE The display 27 means the trial operation mode Refer to page 111 for trial operation 9 Press the ON OFF button twice to R8384 WDAIKIN FL R9659 return to the normal mode MODE
126. r unit PCB YES Y Turn off the power and disconnect the harnesses U V and W Y Inverter analyzer RSUKO0917C Check No 15 Check with the inverter analyzer Y YES gt Correct the power supply replace the outdoor unit PCB NO Turn off the power and reconnect the harnesses Turn on the power again and start operation Check 18 Check the discharge pressure R18318 Service Diagnosis 80 Troubleshooting SiBE041011EB 4 16 Four Way Valve Abnormality 1 V Error Code zh Method of Error The room temperature thermistor and the indoor heat exchanger thermistor are checked if they Detection function within their normal ranges in each operation mode Error Decision A following condition continues over 1 minute after operating for 10 minutes Conditions W Cooling Dry lt 5 W Heating lt 5 Room thermistor temperature B Indoor heat exchanger temperature f the error repeats the system is shut down Reset condition Continuous run for about 60 minutes without any other error Supposed Causes Disconnection of four way valve coil Defective four way valve coil or harness Defective outdoor unit PCB Defective thermistor Refrigerant shortage Water mixed in refrigerant Defective stop valve 81 Service Diagnosis SiBE041011EB Troubleshooting Troubleshooting Check No 01 Re
127. ration 5 Fan speed control during forced cooling operation The outdoor fan is controlled as well as normal operation during forced cooling operation 6 Fan speed control during POWERFUL operation The rotation speed of the outdoor fan is increased during POWERFUL operation 7 Fan speed control during indoor outdoor unit quiet operation The rotation speed of the outdoor fan is reduced by the command of the indoor outdoor unit quiet operation 8 Fan ON OFF control when operation starts stops The outdoor fan is turned ON when the operation starts The outdoor fan is turned OFF when the operation stops 3 9 Liquid Compression Protection Function Outline Detail In order to increase the dependability of the compressor the compressor is stopped according to the outdoor temperature and temperature of the outdoor heat exchanger Operation stops depending on the outdoor temperature Compressor turns off under the conditions that the system is in cooling operation and outdoor temperature is below 12 Function and Control 44 Control Specification SiBE041011EB 3 10 Defrost Control Outline Defrosting is carried out by the cooling cycle reverse cycle The defrosting time or outdoor heat exchanger temperature must be more than a certain value to finish defrosting Detail Conditions for Starting Defrost W The starting conditions are determined with the outdoor temperature and the outdoor heat exchanger
128. re that the heat radiation parts are firmly contacted to the radiation fin Note Smoke emission may be caused by bad heat radiation when the silicon grease is not appropriately applied m OK Evenly applied Power transistor diode bridge PCB gt Radiation Silicon grease R18015 Not evenly applied T T 1 1 R18016 NG Foreign matter is stuck S T Foreign matter R18017 115 Trial Operation and Field Settings SiBE041011EB Part 8 Appendix T Piping DiagraMS RR 117 4 Indoor UNIT 117 1 23 OUTAOOR od eet vert rest A 117 Ze Wiring Dlagra MS 120 211 Indoor Unit ente e S be e er ees 120 2 2 Qutdoot ritate tee ait 120 Appendix 116 Piping Diagrams SiBE041011EB 1 Piping Diagrams 1 1 Indoor Unit FIELD PIPING CROSS FLOW FAN 6 4 4 FIELD PIPING FIELD PIPING 1 6 4CuT 12 7CuT 12 7CuT Jj FIELD PIPING REFRIGERANT FLOW 15 9CuT 12 7CuT FTXS60GV1B FTXS71GV1B INDOOR UNT 22 1 7 9CuT 7 9CuT HEAT EXCHANGER HEAT EXCHANGER THERMISTOR MDO on Hear EXCH 71 ON EXCH i
129. requency There is a certain prohibited frequency such as a power supply frequency For Heat Pump Model 1 Determine command frequency Command frequency is determined in the following order of priority 1 Limiting defrost control time 2 Forced cooling 3 Indoor frequency command 2 Determine upper limit frequency The minimum value is set as an upper limit frequency among the frequency upper limits of the following functions Compressor protection input current discharge pipe temperature heating peak cut freeze up protection defrost 3 Determine lower limit frequency maximum value is set as a lower limit frequency among the frequency lower limits of the following functions Four way valve operation compensation draft prevention pressure difference upkeep 37 Function and Control SiBE041011EB Control Specification Initial Frequency PI Control 4 Determine prohibited frequency There is a certain prohibited frequency such as a power supply frequency When starting the compressor the frequency is initialized according to the AD signal and the Q value of the indoor unit AD signal Indoor frequency command The difference between the room thermistor temperature and the target temperature is recognized as the AD signal and is used for frequency command Temperature AD Temperature AD Temperature AD Temperature AD difference signal difference signal difference signal di
130. room or outdoor temperature thermistor Closed stop valve Refrigerant shortage refrigerant leakage Poor compression performance of compressor Defective electronic expansion valve Service Diagnosis 66 Troubleshooting SiBE041011EB Troubleshooting Check No 01 Refer to P 99 Check No 12 Refer to P 100 Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Any thermistor YES disconnected gt Replace the thermistor s in Discharge pipe thermistor position Indoor or outdoor heat exchanger thermistor Room temperature thermistor Outdoor temperature thermistor YES Stop valve closed gt Open the stop valve NO Check for refrigerant shortage Oil oozing at relay YES pipe connections g YES Oil oozing at internal piping NO Check the pipes for improper contact and correct them as required Replace the cracked pipe Compressor vibrating too much Check the power transistor harness for loosening Correct it as required Also replace the cracked pipe Check No 12 NO Electronic expansion valve gt Replace the electronic functioning expansion valve Change for a specified amount of fresh refrigerant NO Refrigerant shortage error gt Completed again Check No 01 NG Check the thermistors gt Heplace the
131. rror occurs Monitor the power supply voltage discharge and suction pressures and other factors for a long term Error again ves Possible causes Momentary drop of power supply voltage Compressor overload Short circuit Turn off the power and disconnect the harnesses U V and W gt Keep on using Check the connectors other components Y Check No 15 I Inverter analyzer Check with the inverter analyzer 50 0917 Y YES gt Correct the power supply or replace the outdoor unit PCB NO Check No 22 Check the power module gt Replace the outdoor unit PCB YES Turn off the power and reconnect the harnesses Turn on the power again and start operation Y Check the power supply voltage NO Voltage as rated gt Correct the power supply YES Short circuit or NO wire breakage between compressor s coil phases Check the discharge pressure Go to Check No 18 YES gt Replace the compressor R19545 Service Diagnosis 98 SiBE041011EB 5 Check 5 1 Thermistor Resistance Check Check No 01 Disconnect the connectors of the thermistors from the PCB and measure the resistance of each thermistor using a multimeter The data is for reference purpose only
132. rvice Diagnosis SiBE041011EB Troubleshooting 4 9 Signal Transmission Error on Outdoor Unit PCB RK X S60F3V1B 71 Class Only Error Code un Method of Error Communication error between microcomputer mounted on the main microcomputer and PM1 Detection Error Decision The abnormality is determined when the data sent from the PM1 can not be received for 9 Conditions seconds W The error counter is reset when the data from the PM1 can be successfully received Supposed m Defective outdoor unit PCB Causes Troubleshooting N Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Turn off the power and turn it on again NO Error again gt The cause can be an external factor other than the malfunction Observe the operating condition in long term gt Replace the outdoor unit PCB R19180 Service Diagnosis 72 Troubleshooting SiBE041011EB 4 10 Unspecified Voltage Between Indoor Unit and Outdoor Unit Error Code Method of Error Detection Error Decision Conditions Supposed Causes Troubleshooting ro 22 The supply power is detected for its requirements pair type is different from multi type by the indoor outdoor transmission signal The pair type and multi type are interconnected Wrong models interconnected Wrong wiring of connecting wires Wrong indoor unit PCB o
133. t Target temperature Lb i NENNEN Remote controller ON j INTELLIGENT OFF EYE button Operation speed Set speed Fan speed 19414 In FAN operation the fan speed is reduced by 60 rpm m When the microcomputer does not have a signal from the sensor in 20 minutes it judges that nobody is in the room and operates the unit at a temperature shifted from the target temperature Cooling Dry 2 C higher heating 2 C lower automatic according to the operation mode at that time For dry operation the temperature cannot be set with a remote controller but the target temperature is shifted internally 25 Function and Control SiBE041011EB Main Functions 1 11 Inverter POWERFUL Operation Outline In order to exploit the cooling and heating capacity to full extent the air conditioner can be operated by increasing the indoor fan rotating speed and the compressor frequency Detail When the POWERFUL button is pressed the fan speed and target temperature are converted to the following states for 20 minutes Operation mode Fan speed Target temperature COOL H tap A rpm 18 DRY Dry rotating speed A rpm Lowered by 2 5 HEAT H tap A rpm 31 5 tap rpm Same as cooling heating in The target temperature is POWERFUL operation kept unchanged 50 90 rpm depending on the model Ex POWER
134. tage is detected by checking the input current value and the compressor running frequency If the refrigerant is short the input current is lower than the normal value Refrigerant shortage detection 11 Refrigerant shortage is detected by checking the discharge pipe temperature and the opening of the electronic expansion valve If the refrigerant is short the discharge pipe temperature tends to rise Refrigerant shortage detection I The following conditions continue for 7 minutes lt RK X S60F3V1B 71 class Input current lt A x output frequency B Output frequency gt C C Hz RK X S60F3V1B 18 1000 0 7 55 71 class 27 1000 2 0 40 lt RXS60F4V1B gt Input current x input voltage lt D x output frequency E Output frequency gt W 2 2000 256 181 55 RXS60F4V1B Refrigerant shortage detection 11 The following conditions continue for 80 seconds Opening of the electronic expansion valve gt G Discharge pipe temperature gt H x target discharge pipe temperature J G pulse J 60 class 480 128 128 cooling 60 heating 45 71 class 450 128 128 60 Ifthe error repeats the system is shut down W Reset condition Continuous run for about 60 minutes without any other error Disconnection of the discharge pipe thermistor indoor or outdoor heat exchanger thermistor
135. tdoor unit PCB y YES Turn off the power Disconnect the harnesses U V and W Y Check No 15 Inverter analyzer Check with the inverter analyzer RSUKO0917C NO gt Replace the compressor YES Correct the power supply or replace the outdoor unit PCB R19184 89 Service Diagnosis SiBE041011EB Troubleshooting 4 21 CT or Related Abnormality RK X S60F3V1B 71 Class Only 0 54 Method of Error A CT or related error is detected by checking the compressor running frequency and CT Detection detected input current Error Decision The compressor running frequency is more than A Hz and the CT input current is less than Conditions BA A Hz B A RK X S60F3V1B 55 0 5 71 class 32 0 5 error repeats the system is shut down Reset condition Continuous run for about 60 minutes without any other error Supposed Defective power module Causes Broken or disconnected wiring Defective reactor Defective outdoor unit PCB Service Diagnosis 90 Troubleshooting SiBE041011EB Troubleshooting Be sure to turn off the power switch before connecting or disconnecting Caution connectors or parts may be damaged Check No 15 m urn off the power and turn it on Refer to P 102 again 21 Start operation Refer to P 106 Running current as shown at rig
136. the output frequency is lowered by 2 Hz every second until it reaches the keep zone Keep zone The present maximum frequency goes on Reset zone Limit of the frequency is canceled RK X S60F3V1B RXS60F4V1B 71 class Cooling Heating Cooling Heating Cooling Heating A A 20 0 20 0 20 0 B A 12 0 16 0 13 0 16 0 17 0 18 75 C A 11 0 15 0 12 0 15 0 16 0 17 75 Limitation of current dropping and stop value according to the outdoor temperature The current drops when outdoor temperature becomes higher than a certain level depending on the model Function and Control 42 Control Specification SiBE041011EB 3 6 Freeze up Protection Control During cooling operation the signal sent from the indoor unit controls the operating frequency limitation and prevents freezing of the indoor heat exchanger The signal from the indoor unit is divided into zones The operating frequency limitation is judged with the indoor heat exchanger temperature Indoor heat exchanger thermistor temperature 1820 Reset zone A C Up zone B C Keep zone Stop zone R14718 C C 7 5 3 3 7 Heating Peak cut Control During heating operation the indoor heat exchanger temperature determines the frequency upper limit to prevent abnormal high pressure The opera
137. ting frequency limitation is judged with the indoor heat exchanger temperature Stop zone A C C C Dropping zone D C Keep zone E C Indoor heat exchanger Reset zone thermistor temperature R14645 Zone Control Stop zone When the temperature reaches the stop zone the compressor stops Dropping zone The upper limit of frequency decreases Keep zone The upper limit of frequency is kept Up zone The upper limit of frequency increases Reset zone The upper limit of frequency is canceled A B C D 65 56 55 53 51 43 Function and Control SiBE041011EB Control Specification 3 8 Outdoor Fan Control 1 Fan ON control to cool down the electrical box The outdoor fan is turned ON when the electrical box temperature is high while the compressor is OFF 2 Fan OFF control during defrosting The outdoor fan is turned OFF during defrosting 3 Fan OFF delay when stopped The outdoor fan is turned OFF 60 seconds after the compressor stops 4 Fan speed control for pressure difference upkeep The rotation speed of the outdoor fan is controlled for keeping the pressure difference during cooling operation with low outdoor temperature When the pressure difference is low the rotation speed of the outdoor fan is reduced When the pressure difference is high the rotation speed of the outdoor fan is controlled as well as normal ope
138. uit PCB Defective outdoor fan motor Defective radiation fin thermistor Disconnection of connector Defective outdoor unit PCB Silicon grease is not applied properly on the radiation fin after replacing the outdoor unit 95 Service Diagnosis SiBE041011EB Troubleshooting Troubleshooting Be sure to turn off power switch before connecting or disconnecting Caution connectors or parts may be damaged Check No 17 Refer to P 104 Turn off the power and turn it on again to start the system Check No 19 Refer to P 105 Has the PCB been YES replaced Check if silicon grease is applied properly on the radiation fin If not apply the silicon grease Error displayed again Check the radiation fin temperature Above A C Replace the outdoor unit PCB lt Y Check No 19 NG Check the outdoor fan gt Replace the outdoor fan motor Correct the connectors and fan motor leads Replace the outdoor unit PCB N gt Check the installation condition Go to Check No 17 Radiation fin dirty Clean up the radiation fin R19529 A C RK X S60F3V1B 105 RXS60F4V1B 85 71 class 105 nm Note Refer to Silicon Grease on Power Transistor Diode Bridge on page 115 for detail Service Diagnosis 96 Troubleshooting SiBE041011EB 4 25 Output Overcurrent Detection Error Code L5
139. uit Board Connector Wiring Diagram 9 1 Indoor 10 2 Outdoor ls eens oben 12 2 1 RK X S60F3V1B 71 Class oct tte terrae rater tes uestre 12 22 RXSO60F4V1B ER NU 14 Part 4 Function and 16 T MAII FUNCIONS ce ra tec 17 151 T miperature aep e IRI edi intet PUE 17 1 2 Frequency 17 1 3 Airflow Direction giebt ook 19 1 4 Fan Speed Control for Indoor 2 20 1 5 Program Dry Operation eae 21 1 6 Automatic ODOratiQri s s ceto pret eai lb tee oes tec t Ed te reU d ree ERE 22 1 7 Thermostat GoODITOL s eedem E unu 23 1 8 NIGHT SET MOS eo HR setate 24 1 9 ECONO Operation te iri areenaan 24 1 10 INTELLIGENT Operation eee 25 1 11 Inverter POWERFUL Operation 26 1 12 Clock Setting eo e nette 27 1 13 WEEKLY TIMER Operation Ext eit ees 28 114 Other FUNCIONS us dodo nude 34 2 Function 35 Control Specification osos codossa rer n aca uda uai b e red dna dr nada 36 3 1 ARCET 36 3 2 Frequency Controli eoi tec
140. urrent A 9 4 11 7 Dimensions H x W x D mm 735 x 825 x 300 770 x 900 x 320 Packaged Dimensions H x W x D mm 797 x 960 x 390 900 x 925 x 390 Weight Mass kg 48 71 Gross Weight Gross Mass kg 53 79 Sound Pressure H SL dB A 49 46 49 46 52 49 52 49 Level gound i dB 63 63 66 66 Drawing No 30065512 3D065513A Note W The data are based on the conditions shown in the table below Cooling Heating Piping Length Conversion Formulae kcal h kW x 860 Indoor 27 CDB 19 CWB Indoor 20 CDB 5m Btu h kW x 3412 Outdoor 35 CDB 24 CWB Outdoor 7 CDB 6 CWB cfm m min x 35 3 7 Specifications SiBE041011EB Specifications 50 Hz 220 230 240 V Indoor Unit FTXS60GV1B FTXS71GV1B Model Outdoor Unit RXS60F4V1B RXS71FAV1B9 RXS71FAV1B8 Cooling Heating Cooling Heating kW 6 0 1 7 6 7 7 0 1 7 8 0 7 1 2 3 8 5 8 2 2 3 10 2 ie Btu h 20 500 5 800 22 900 23 900 5 800 27 300 24 200 7 800 29 000 28 000 7 800 34 800 5 160 1 460 5 760 6 020 1 460 6 880 6 110 1 980 7 310 7 050 1 980 8 770 Running Current Rated A 9 2 8 8 8 4 9 4 9 0 8 6 10 8 10 4 9 9 11 7 11 2 10 7 Rated 1 990 440 2 400
141. ve control when the discharge pipe temperature is abnormally high Electronic expansion valve control when the discharge pipe thermistor is disconnected Feedback Control Target discharge pipe temperature control gt The followings are the examples of electronic expansion valve control which function in each operation mode p 2 gt o 6 o S28 2 8 Status 5 5 55 Oo o oc o oo o 5 5 5 6 55 o 0 oc 3 PS 25 B 5 gt 8 25 188 5 5 5 88 9 255 5 8 5 xS oO san 6 2 2 5 lt 98 2 65 5 9 556 2 9 5 Starting operation control e Control when the frequency changes mE e mE e Target discharge pipe temperature control Discharge pipe thermistor disconnection control e e High discharge pipe temperature control e e e e Defrost control heating only e Pressure equalizing control e Opening limit control e e e e e e E Available Not available Function and Control 46 Control Specification SiBE041011EB 3 11 1 Fully Closing with Power ON The electronic
142. voltage is above 4 96 V or below 0 04 V with the power on error is judged if the discharge pipe temperature is lower than the heat exchanger temperature Disconnection of the connector for the thermistor Thermistor corresponding to the error code is defective Defective heat exchanger thermistor in the case of 22 error outdoor heat exchanger thermistor in cooling operation or indoor heat exchanger thermistor in heating operation m Defective outdoor unit PCB In case of 4 N Be sure to turn off the power switch before connecting or disconnecting Caution gt connectors or parts may be damaged Replace the outdoor unit PCB 24 Radiation fin thermistor Service Diagnosis 92 Troubleshooting SiBE041011EB Troubleshooting In case of 55 22 5 Be sure to turn off the power switch before connecting or disconnecting Check No 01 Caution connectors or parts may be damaged Refer to P 99 Turn on the power again Error displayed NO again on remote Reconnect the connectors controller or thermistors Check No 01 Check the thermistor resistance value NO gt Replace the defective thermistor s of the following 43 error the discharge thermistors pipe temperature is YES Outdoor temperature lower than the heat thermistor exchanger temperature Discharge pipe thermistor Cooling Outdoor heat Outdoor heat exchanger excha

SM FTXS60-71G+RXS

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