Daikin FTXV25AV1B Service Manual Download

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SiK011003

Operation Manual

Part 5

Operation Manual

1. System Configuration.........................................................................................................34

2. Operation Manual...............................................................................................................35

2.1 Operation of Wireless Remote Control.............................................................................35

Summary of Contents for FTXV25AV1B

Page 1: ...SiK011003 Applied Models Inverter Pair Heat Pump Inverter Pair Wall Mounted Type FTXV AB Series Draft...

Page 2: ...door Unit FTXV25AV1B FTXV35AV1B FTXV50AV1B FTXV60AV1B ATXV25AV1B ATXV35AV1B ATXV50AV1B ATXV60AV1B Outdoor Unit RXV25AV1B RXV35AV1B RXV50AV1B RXV60AV1B ARXV25AV1B ARXV35AV1B ARXV50AV1B ARXV60AV1B Inver...

Page 3: ...ram 16 1 Printed Circuit Board Connector Wiring Diagram 17 1 1 F A TXV25AV1B F A TXV35AV1B 17 1 2 F A TXV50AV1B F A TXV60AV1B 20 Part 4 Function and Control 23 1 Function and Control 24 1 1 F A TXV25A...

Page 4: ...ir Working on the equipment that is connected to the power supply may cause an electrical shook If it is necessary to supply power to the equipment to conduct the repair or inspecting the circuits do...

Page 5: ...ctrical 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...

Page 6: ...t 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 term...

Page 7: ...nt children from swallowing it If a child swallows the coin battery see a doctor immediately Warning Caution Installation of a leakage breaker is necessary in some cases depending on the conditions of...

Page 8: ...to install the packing and seal on the installation frame properly If the packing and seal are not installed properly water may enter the room and wet the furniture and floor For unitary type only Ca...

Page 9: ...1 SiK011003 Specifications Part 1 Specifications 1 Specifications 2 1 1 25 Class 2 1 2 35 Class 4 1 3 50 Class 6 1 4 60 Class 8...

Page 10: ...m2 16 24 16 24 Indoor Unit Model of indoor unit FTXV25AV1B ATXV25AV1B Product Code CB141N00300_L08682 CB141N00300_L07769 Fan Type Cross flow Cross flow Diameter Length DXL mm 92X645 92X645 Fan Motor...

Page 11: ...w Volume of Outdoor Unit m3 h 1800 1800 Fan Type Axial flow Axial flow Fan Diameter mm 400 400 Defrosting Method Automatic Defrosting Automatic Defrosting Climate Type T1 T1 Isolation I I Moisture Pro...

Page 12: ...ndoor Unit Model of indoor unit FTXV35AV1B ATXV35AV1B Product Code CB141N00400_L08682 CB141N00400_L07769 Fan Type Cross flow Cross flow Diameter Length DXL mm 92X645 92X645 Fan Motor Cooling Speed SH...

Page 13: ...Volume of Outdoor Unit m3 h 1800 1800 Fan Type Axial flow Axial flow Fan Diameter mm 400 400 Defrosting Method Automatic Defrosting Automatic Defrosting Climate Type T1 T1 Isolation I I Moisture Prote...

Page 14: ...odel of indoor unit FTXV50AV1B ATXV50AV1B Product Code CB141N00200_L08682 CB141N00200_L07769 Fan Type Cross flow Cross flow Diameter Length DXL mm 98X710 98X710 Fan Motor Cooling Speed SH H M L SL r m...

Page 15: ...eed rpm 750 750 Output of Fan Motor W 60 60 Fan Motor RLA A 0 28 0 28 Fan Motor Capacitor F Air Flow Volume of Outdoor Unit m3 h 3200 3200 Fan Type Axial flow Axial flow Fan Diameter mm 520 520 Defros...

Page 16: ...el of indoor unit FTXV60AV1B ATXV60AV1B Product Code CB141N00100_L08682 CB141N00100_L07769 Fan Type Cross flow Cross flow Diameter Length DXL mm 100X765 100X765 Fan Motor Cooling Speed SH H M L SL r m...

Page 17: ...eed rpm 800 800 Output of Fan Motor W 92 92 Fan Motor RLA A 0 62 0 62 Fan Motor Capacitor F Air Flow Volume of Outdoor Unit m3 h 4000 4000 Fan Type Axial flow Axial flow Fan Diameter mm 552 552 Defros...

Page 18: ...lation Dimension Part 2 Part Outline and Installation Dimension 1 Part Name 11 2 Outline and Installation Dimension 12 2 1 Outline and Installation Dimensions of Indoor Unit 12 2 2 Outline and Install...

Page 19: ...ame SLEEP TIMER LIGHT X FAN MODE SAVE FAN SWING ON OFF TURBO air inlet panel filter aux button horizontal louver air outlet display remote controller heating indicator receiver window power indicator...

Page 20: ...2 1 Outline and Installation Dimensions of Indoor Unit Tube exit Air inlet Rear View Right Left Ceiling Wall Mounting Plate Over 15 cm Over15cm Over 15 cm W D H S R Q 18 Class 09 12 Class 24 Class Mod...

Page 21: ...allation Dimensions of Outdoor Unit 2 2 1 25 35 Class 257 320 776 540 712 510 286 Space to the obstruction Drainage pipe Space to the wall Space to the obstruction Space to the obstruction Space to th...

Page 22: ...nsion 14 2 2 2 50 Class 965 892 700 396 341 368 560 Unit mm Space to the obstruction Drainage pipe Space to the wall Space to the obstruction Space to the obstruction Space to the obstruction At least...

Page 23: ...nsion 15 2 2 3 60 Class 427 1000 920 610 370 790 395 Unit mm Space to the obstruction Drainage pipe Space to the wall Space to the obstruction Space to the obstructio Space to the obstruction At least...

Page 24: ...ed Circuit Board Connector Wiring Diagram Part 3 Printed Circuit Board Connector Wiring Diagram 1 Printed Circuit Board Connector Wiring Diagram 17 1 1 F A TXV25AV1B F A TXV35AV1B 17 1 2 F A TXV50AV1B...

Page 25: ...UBE 17 DISP 18 4V 19 OFAN 20 CN1 Communication interface Interface of outdoor live wire Interface of indoor live wire Fan capacitor Interface of outdoor live wire Neutral Wire Neutral Wire of Health F...

Page 26: ...ed Circuit Board Connector Wiring Diagram Printed Circuit Board Connector Wiring Diagram COM OUT AC L CF1 AIR N N2 PG SW1 PGF SWING UD SWING LR JUMP HUMID ROOM TUBE DISP L OUT PCB Detail PCB F A TXV25...

Page 27: ...SiK011003 19 Printed Circuit Board Connector Wiring Diagram Printed Circuit Board Connector Wiring Diagram PCB Detail PCB RXV25AV1B RXV35AV1B ARXV25AV1B ARXV35AV1B 4V OFAN CN1 COMP TUPE...

Page 28: ...neutral wire Power supply interface of outdoor live wire Interface of indoor live wire Neutral wire Fuse Interface of PG motor Interface of health function live wire Interface of IDU and ODU communic...

Page 29: ...ted Circuit Board Connector Wiring Diagram Printed Circuit Board Connector Wiring Diagram HEALTH N L OUT AC L N FUSE1 PG HEALTH L COM OUT KEY SWING UD PGF DISP JUMP ROOM TUBE PCB Detail PCB F A TXV50A...

Page 30: ...SiK011003 22 Printed Circuit Board Connector Wiring Diagram Printed Circuit Board Connector Wiring Diagram PCB Detail PCB RXV50AV1B RXV60AV1B ARXV50AV1B ARXV60AV1B COMP OVC COMP FA OFAN 4V N INDC...

Page 31: ...SiK011003 23 Function and Control Part 4 Function and Control 1 Function and Control 24 1 1 F A TXV25AV1B F A TXV35AV1B 24 1 2 F A TXV50AV1B F A TTXV60AV1B 28...

Page 32: ...rrent is too high the compressor will stop the outdoor fan will delay 30 seconds to stop indoor unit will display E5 and outdoor yellow light will blink 5 times Antifreezing protection When the antifr...

Page 33: ...oor Unit 7min 3min Set fan speed Run Stop 1 1 3 Dehumidifying Mode Working conditions and process of dehumidifying If T amb T preset the unit will enter cooling and dehumidifying mode in which case th...

Page 34: ...h timer has been set the unit still can be turned on off by pressing ON OFF button of the remote controller You can also reset the timer If timer ON and timer OFF are set at the same time during ON st...

Page 35: ...ely within 5s and the complete unit will enter into compulsory defrosting status Meanwhile heating indicator on indoor unit will ON 10s and OFF 0 5s successively Note If complete unit has malfunction...

Page 36: ...de switchover When Tamb 26 the unit runs in cooling mode in this case the factory default set temperature is 25 For cooling and heating model when Tamb 22 the unit runs in heating mode in this case th...

Page 37: ...s See function protection of this section 1 2 2 4 Fan mode Fan conditions and process In this mode IDU fan motor runs at set speed while the compressor and ODU fan motor stop operation The 4 way valve...

Page 38: ...nce started the compressor won t stop within 7 mins note including stop operation when reaching the temperature point not including malfunction protection turning off the unit by remote controller or...

Page 39: ...degree 1 2 3 4 Turbo function This function can be set in cooling or heating mode When turbo function is set the system will operate in the highest fan speed 1 2 3 5 X FAN function This function can b...

Page 40: ...frigerant recycling function applicable when changing installation location or in maintenance Enter refrigerant recycling function Within 5min after energizing unit ON or OFF status is ok continuously...

Page 41: ...SiK011003 33 Operation Manual Part 5 Operation Manual 1 System Configuration 34 2 Operation Manual 35 2 1 Operation of Wireless Remote Control 35...

Page 42: ...method of using it In order to meet this expectation of the users giving sufficient explanations taking enough time can be said to reduce about 80 of the requests for servicing However good the instal...

Page 43: ...itioner At OFF status display screen on remote controller displays set temperature At on status display screen on remote controller displays the corresponding startup function s icon 2 Operation Manua...

Page 44: ...n can t operate at the same time If energy saving function has been set under cooling mode press sleep button will cancel energy saving function If sleep function has been set under cooling mode start...

Page 45: ...will flash three times while remote controller won t send signal 2 1 2 2 Switchover function for temperature display After turning off the unit by remote controller press button and MODE button simult...

Page 46: ...SiK011003 38 Troubleshooting Part 6 Troubleshooting 1 Troubleshooting 39 1 1 Malfunction Display 39 1 2 Common Section 61...

Page 47: ...ormation 1 When the following phenomenon occurs please turn off the air conditioner and disconnect power immediately and please then refer to next troubleshooting pages Power cord is overheating or da...

Page 48: ...t protection OFF 3S and blink 5 times OFF 1S and blink 5 times During cooling and drying operation compressor and outdoor fan stop while indoor fan operates During heating operation all loads stop 1 S...

Page 49: ...ambient temperature sensor is open short circuited OFF 3S and blink 3 times OFF 1S and blink 6 times During cooling and drying operating compressor stops while indoor fan operates During heating oper...

Page 50: ...d XT if the voltage is higher than 265VAC turn on the unit after the supply voltage is increased to the normal range 2 If the AC input is normal measure the voltage of electrolytic capacitor C on cont...

Page 51: ...nalysis of capacitor 29 Malfunction of module temperature sensor circuit OFF 3S and blink 18 times During cooling and drying operation compressor will stop while indoor fan will operate During heating...

Page 52: ...end 3 Fan motor is stalling 4 Motor malfunction 5 Malfunction of mainboard rev detecting circuit 38 Desynchro nizing of compressor OFF 3S and blink 7 times During cooling and drying operation compres...

Page 53: ...able 46 Malfunction of complete units current detection OFF 3S and blink 13 times During cooling and drying operation the compressor will stop while indoor fan will operate During heating operating th...

Page 54: ...nds of display status and during blinking ON 0 5s and OFF 0 5s Operation Indicator Cool Indicator Heating Indicator Yellow Indicator Red Indicator Green Indicator 53 Normal communica tion Defrosting 5...

Page 55: ...e short circuit due to trip over of the parts Make the parts upright yes Is malfunction eliminated Replace the mainboard with the same model End no no Is the temperature sensor normal according to the...

Page 56: ...he blade and motor correctly Is malfunction eliminated no no yes yes Turn on the unit again measure whether the output voltage on control terminal for PG motor is more than 50V within 1 min after the...

Page 57: ...the same model End yes yes Assemble the jumper cap with the same model no Is malfunction eliminated no yes Insert the jumper cap tightly Is malfunction eliminated no no yes Is malfunction eliminated n...

Page 58: ...y according to the wiring diagram Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Main board matches with display board Main board of IDU matche...

Page 59: ...crossing inspection circuit malfunction of the IDU fan motor OFF 3S and blink 17 times Start Turn power off for 1minute the turn back on Operation Indicator is still OFF 3S and blinking 17 times The...

Page 60: ...r running abnormally Is there abnormal sound or oil leakage is the temperature of the shell too high etc Is the indoor outdoor heat exchanger dirty or are the air inlet and outlet blocked Normal fluct...

Page 61: ...Voltage higher than 200V Malfunction of the outdoor mainboard AP1 Replace outdoor mainboard Measure the voltage input with AC voltmeter see fig 30 Voltage within 180VAC 260VAC Shut down the power and...

Page 62: ...copper pipe well If the work load of unit is heavy If radiating of unit is good Malfunction diagnosis process N N Y N Y Y Y N N N N N Y Y Y Y Y Start Measure if the voltage input is within 180 265V wi...

Page 63: ...N Start If the outdoor ambient temperature is higher than 53 Normal protection please use it after improving the outdoor ambient temperature Unit restarts normally Unit restarts normally If the airfl...

Page 64: ...ent and the high and low pressure of system is not balanced please start the unit after 3min If the compressor wire COMP UVW is well connected and connection sequence is correct Check the connection s...

Page 65: ...valve damaged If the refrigerant is leaked The compressor overload protection terminal is not connected well with the mainboard If the overload protector is damaged Heat exchange of unit is not good...

Page 66: ...according to the service manual Compressor overload protection terminal is not connected well with the mainboard reconnect them correctly Heat exchange of unit is not good heat exchanger is dirty and...

Page 67: ...well with the socket Connect the plug correctly Check the connection wire between reactor mainboard and situation of connection If there is short circuit or the connection wire is loose Reconnect the...

Page 68: ...e unit operates normally before malfunction Check built in wiring of indoor and outdoor unit If the wiring is damaged Replace the wire Check the malfunction type with communication malfunction detecto...

Page 69: ...r it is powered the buzzer will sound unless it has malfunction Check the voltage If it is lower than 10 of the rated voltage check the cause improve the power supply condition and add the sta bilized...

Page 70: ...proof plate If the maximum cool air still can not meet the requirement it is suggested to replace the air conditioner The installation position of the outdoor unit is not appropriate Fan rotation spee...

Page 71: ...f has malfunction The fan does not run when it is set to supply air The compres sor is too hot and leads to the action of the protector The indoor fan motor is burned or breaks or has the heat protect...

Page 72: ...and make it tight Water leakage Change the Main board Wire loose or wrong connection Correctly wire according to the drawing Improper setting of temperature Adjust setting temp Wrong connection The s...

Page 73: ...03 65 Appendix Part 7 Appendix 1 Wiring Diagram 66 1 1 25 Class 66 1 2 35 Class 67 1 3 50 Class 68 1 4 60 Class 69 2 Exploded View and Parts List 70 2 1 Indoor Unit 70 2 2 Outdoor Unit 77 3 Piping dia...

Page 74: ...PE PE CN1 CN3 BK BU BN BK BU YEGN YEGN YEGN YEGN YEGN BN BN BN BU BU BU BU BU RD RD YE YE TEM SENSOR OUTROOM EXHAUST TEM SENSOR L3 L2 L2 SAT RD W V U EKV CN1 L4 NOTE Motor applies to the iron shell m...

Page 75: ...TUBE ROOM TEM SENSOR CAP JUMP M RT2 RT1 EVAPORATOR 1 225 81 7 287 225 8 1 7 N 1 XT 3 2 BN N AC L PE U V W TUBE TEM SENSOR RT1 RT2 RT3 CN2 4V N1 AC L1 L FAN OFAN COMP COMP AC N1 PE M PE PE MID ISOLATIO...

Page 76: ...B RXV50AV1B ATXV50AV1B ARXV50AV1B 1 225 81 7 5220 78 1 1 287 225 81 7 1 32 5 8 1 1 1 1 1 3 9 325 725 8 7 8 11 7 1 2 7 50 1 1 1 287 3 803 0 1 2 5 3 57 57 78 7 03 6 1625 5220 7 03 02725 67 33 1 0 6 1 8...

Page 77: ...B RXV60AV1B ATXV60AV1B ARXV60AV1B 1 225 81 7 5220 78 1 1 1 32 5 8 1 1 1 1 1 3 9 325 725 8 7 8 11 7 1 2 7 50 1 1 1 287 3 803 0 1 2 5 3 57 57 78 7 03 6 1625 5220 7 03 02725 67 33 1 0 6 1 8 6 1625 20 287...

Page 78: ...Appendix Appendix 2 1 Indoor Unit 2 Exploded View and Parts List 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 25 24 26 27 28 29 30 31 32 33 34 35 36 37 FTXV25AV1B ATXV25AV1B FTXV35AV1B...

Page 79: ...874 1 17 Wall Mounting Frame 01252021 01252021 1 18 Motor Press Plate 26112161 26112161 1 19 Cross Flow Fan 10352017 10352017 1 20 Evaporator Assy 01002424 01002424 1 21 Evaporator Support 24212091 24...

Page 80: ...874 1 17 Wall Mounting Frame 01252021 01252021 1 18 Motor Press Plate 26112161 26112161 1 19 Cross Flow Fan 10352017 10352017 1 20 Evaporator Assy 01002953 01002953 1 21 Evaporator Support 24212091 24...

Page 81: ...SiK011003 73 Appendix Appendix 39 37 38 2 32 33 3 4 5 9 7 6 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 27 29 30 31 34 35 26 28 11 8 1 36 FTXV50AV1B ATXV50AV1B...

Page 82: ...5 01002575 1 17 Wall Mounting Frame 01252218 01252218 1 18 Cross Flow Fan 10352019 10352019 1 19 Motor Press Plate 26112494 26112494 1 20 Fan Motor 15012146 15012146 1 21 Connecting pipe clamp 2611216...

Page 83: ...SiK011003 75 Appendix Appendix 25 14 12 11 13 8 7 4 2 28 30 31 24 23 16 26 6 29 27 3 1 9 15 17 18 19 21 20 34 37 36 32 33 35 5 10 38 22 FTXV60AV1B ATXV60AV1B...

Page 84: ...or Press Plate 01002575 01002575 1 17 Fan Motor 01252218 01252218 1 18 Connecting pipe clamp 10352019 10352019 1 19 Drainage Hose 26112494 26112494 1 20 Stepping Motor 15012146 15012146 1 21 Crank 261...

Page 85: ...SiK011003 77 Appendix Appendix 2 2 Outdoor Unit RXV25AV1B ARXV25AV1B RXV35AV1B ARXV35AV1B...

Page 86: ...e 07100003 07100003 1 12 Big Handle 26233433 26233433 1 13 Cut off Valve 071302391 071302391 1 14 Valve Support 0171314201P 0171314201P 1 15 Right Side Plate Sub Assy 0130317801 0130317801 1 16 4 Way...

Page 87: ...lve 07100003 07100003 1 12 Big Handle 26233433 26233433 1 13 Cut off Valve 071302391 071302391 1 14 Valve Support 0171314201P 0171314201P 1 15 Right Side Plate Sub Assy 0130317801 0130317801 1 16 4 Wa...

Page 88: ...SiK011003 80 Appendix Appendix 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 29 30 28 31 32 33 34 35 RXV50AV1B ARXV50AV1B...

Page 89: ...r 22245002 22245002 1 15 Handle 26233053 26233053 1 16 Wiring Clamp 26115004 26115004 1 17 Rear Grill 22415002 22415002 1 18 Condenser Assy 01163865 01163865 1 19 Reactor 43130025 43130025 1 20 Clapbo...

Page 90: ...SiK011003 82 Appendix Appendix RXV60AV1B ARXV60AV1B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 35 34 36 37...

Page 91: ...pport 01365435P 01365435P 1 16 Right Side Plate 0130504401P 0130504401P 1 17 Valve Cover 22245003 22245003 1 18 Big Handle 26235001 26235001 1 19 Wiring Clamp 26115004 26115004 1 20 Rear Grill 2241500...

Page 92: ...rainer Strainer Electron expansion valve Compressor Indoor unit Outdoor unit COOLING HEATING 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe si...

Page 93: ...ions and warnings If you have any enquiries please contact your local importer distributor and or retailer 1 Air conditioners should not be installed in areas where corrosive gases such as acid gas or...

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