Daikin REMQ12P Manuel de service

SiENBE37-704ServiceManualREYQ8-48PY1BR-410 Heat Recovery 50HZ

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Introduction SiENBE37-704x1.2 PREFACEThank you for your continued patronage of Daikin products.This is the new service manual for Daikin's Year 2

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SiENBE37-704Table of Contents iR-410A Heat Recovery50Hz1. Introduction ...

SiENBE37-704Specifications 9Part 2Specifications1. Specifications ...

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Specifications SiENBE37-70414 SpecificationsNotes:H1 Indoor temp. : 27°CDB, 19.5°CWB / outdoor temp. : 35°CDB / Equivalent piping length : 7.5m, level

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SiENBE37-704ii Table of Contents2.3 Electronic Expansion Valve PI Control...1162.4 Step Control of Outdo

SiENBE37-704 SpecificationsSpecifications 19Notes:H1 Indoor temp. : 27°CDB, 19.5°CWB / outdoor temp. : 35°CDB / Equivalent piping length : 7.5m, level

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Specifications SiENBE37-70420 SpecificationsNotes:H1 Indoor temp. : 27°CDB, 19.5°CWB / outdoor temp. : 35°CDB / Equivalent piping length : 7.5m, level

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SiENBE37-704Table of Contents iiiPart 6 Troubleshooting ... 2451. Symptom-based Troubleshoot

SiENBE37-704 SpecificationsSpecifications 291-1 TECHNICAL SPECIFICATIONS FXCQ63MV3B FXCQ80MV3B FXCQ125MV3BNominal CapacityCooling kW 7.10 9.00 14.00He

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6L(1%( 7URXEOHVKRRWLQJ238QLILHG212))&RQWUROOHU7URXEOHVKRRWLQJ >&KHFN@&KHFNIRUFDXVHVRIZHWRSHUDWLRQ5HIHUULQJW

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3LSLQJ'LDJUDPV 6L(1%( $SSHQGL[ 3LSLQJ'LDJUDPV 2XWGRRU8QLW5(<43333D058154BStop valve (with service port ⵰ 7,9m

Specifications SiENBE37-70430 Specifications1-1 TECHNICAL SPECIFICATIONS FXCQ63MV3B FXCQ80MV3B FXCQ125MV3BAir Filter Resin net with mold resistanceAir

6L(1%( 3LSLQJ'LDJUDPV$SSHQGL[ 5(<4333D058153BStop valve (with service port ⵰ 7,9mm flare connectionLeftLiquid pipeFilterElect

3LSLQJ'LDJUDPV 6L(1%( $SSHQGL[5(0433D057743Stop valve (with service port ⵰ 7,9mm flare connectionLeftLiquid pipeFilterElectronicexpans

6L(1%( 3LSLQJ'LDJUDPV$SSHQGL[ 5(04333D057742Stop valve (with service port ⵰ 7,9mm flare connectionLiquid pipeFilterElectronicexpa

3LSLQJ'LDJUDPV 6L(1%( $SSHQGL[5(04333D057741Stop valve (with service port ⵰ 7,9mm flare connectionLiquid pipeFilterElectronicexpa

6L(1%( 3LSLQJ'LDJUDPV$SSHQGL[  ,QGRRU8QLW);)43Liquid pipe connection portGas pipe connection portRefrigerant flowCoolingHeatingRef

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3LSLQJ'LDJUDPV 6L(1%( $SSHQGL[);.40$'&Heat exchanger(4)(1)Gas piping connection portLiquid piping connection port(Flar

6L(1%( 3LSLQJ'LDJUDPV$SSHQGL[ );'41$3 5HIULJHUDQWSLSHFRQQHFWLRQSRUWGLDPHWHUV4D043864HIndoor heat exchangerGas sideElectron

3LSLQJ'LDJUDPV 6L(1%( $SSHQGL[);84%(94,QGRRU8QLW&RQQHFWLRQ8QLW4D037995FIndoor heat exchangerIndoor unitFilterField piping ø9.5

SiENBE37-704 SpecificationsSpecifications 311-2 ELECTRICAL SPECIFICATIONS FXCQ20MV3B FXCQ25MV3B FXCQ32MV3B FXCQ40MV3B FXCQ50MV3BPower SupplyName V3Pha

6L(1%( 3LSLQJ'LDJUDPV$SSHQGL[  %68QLW4D057985ALiquid pipe connection portLiquid pipe connection portHP/LP gas pipe connection portS

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[ :LULQJ'LDJUDPVIRU5HIHUHQFH 2XWGRRU8QLW5(<4333<%X403AK4X40

6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[ 5(<433<%NOTES)1. THIS WIRING DIAGRAM IS APPLIED ONLY TO THE OUTDOOR UNIT.2.

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[5(043<%PS1MY1E66X3A1. THIS WIRING DIAGRAM IS APPLIED ONLY TO THE OUTDOOR UNIT.2.

6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[ 5(0433<%t°X111AR1TEL. COMPO. BOX1M2CPS1X3AM1CNOTES)1. THIS WIRING DIAGRAM IS AP

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[5(0433<%OUTER SHELL1M2CM1CM3C1PSEL. COMPO. BOXX5At°R1TX111A6X5AMY1E6NOTE) 4F1UK

6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[  )LHOG:LULQJ5(<433333<%3D057764APower supply1) All wirin

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[5(<433333333<%3D0577621) All wiring, componen

6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[ 5(<433333333<%3D0577631) All wiring, compone

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[ ,QGRRU8QLW);)43333333339(%20~125-class (22

Specifications SiENBE37-70432 SpecificationsCeiling Mounted Corner Cassette1-1 TECHNICAL SPECIFICATIONS FXKQ25MAVE FXKQ32MAVE FXKQ40MAVE FXKQ63MAVENom

6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[ );=400000920,25,32,40,50 class(22,28,36,45,56 class)Power supply220-

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[);&40000920,25,32,63 class(22,28,36,71 class)indoorSwitch boxInput fr

6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[ );&40000940,50,80,125 class45,56,90,140 class)indoorSwitch boxInput

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6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[ );'4333);'41$1$1$1$1$1$9(ZLWK'UDLQ

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[);'4009L : Live N : Neutral : Connector : Wire clamp : Protective earth (s

6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[ );640000009COLORS:BLK : BLACKBLU : BLUEBRN : BROWNORG : ORANGE

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[);640009COLORS:BLK : BLACKBLU : BLUEBRN : BROWNORG : ORANGEPNK : PINKRED :

6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[ );040$0$0$0$0$0$9(3D039620BINDOOR UNITA1P Printed circuit bo

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[);040$0$9(3D039621BINDOOR UNITA1P Printed circuit board C1RC2R Capacitor (M1F2

SiENBE37-704 SpecificationsSpecifications 331-1 TECHNICAL SPECIFICATIONS FXKQ25MAVE FXKQ32MAVE FXKQ40MAVE FXKQ63MAVENotes Nominal cooling capacities a

6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[ );+40$0$0$9(3D039801DINDOOR UNITA1P Printed circuit board C1R Capacitor (M

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[);$40$0$0$9(0$0$0$9(3D034206DINDOOR UNITA1P Printed circuit boa

6L(1%( :LULQJ'LDJUDPVIRU5HIHUHQFH$SSHQGL[ );/40$0$0$0$0$0$9();140$0$0$0$0$0$9(3

:LULQJ'LDJUDPVIRU5HIHUHQFH 6L(1%( $SSHQGL[);840$0$0$93D044973AIndoor unitPrinted circuit boardCapacitor (M1F)Motor (Sw

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Specifications SiENBE37-70438 SpecificationsConcealed Ceiling Unit1-1 TECHNICAL SPECIFICATIONS FXSQ20MV3B FXSQ25MV3B FXSQ32MV3B FXSQ40MV3B FXSQ50MV3BC

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SiENBE37-704iv Table of Contents3.29 J6 Outdoor Unit: Malfunction of Thermistor (R4T or R12T) forOutdoor Unit Heat Exchanger ...

SiENBE37-704 SpecificationsSpecifications 39Concealed Ceiling Unit1-1 TECHNICAL SPECIFICATIONS FXSQ20MV3B FXSQ25MV3B FXSQ32MV3B FXSQ40MV3B FXSQ50MV3BD

Specifications SiENBE37-70440 SpecificationsConcealed Ceiling Unit1-1 TECHNICAL SPECIFICATIONS FXSQ63MV3B FXSQ80MV3B FXSQ100MV3B FXSQ125MV3BCapacity (

SiENBE37-704 SpecificationsSpecifications 411-1 TECHNICAL SPECIFICATIONS FXSQ63MV3B FXSQ80MV3B FXSQ100MV3B FXSQ125MV3BDecoration PanelModel BYBS71DJW1

Specifications SiENBE37-70442 Specifications1-2 ELECTRICAL SPECIFICATIONS FXSQ20MV3B FXSQ25MV3B FXSQ32MV3B FXSQ40MV3B FXSQ50MV3BPower SupplyName V3Pha

SiENBE37-704 SpecificationsSpecifications 43Concealed Ceiling Unit (Large)1-1 TECHNICAL SPECIFICATIONS FXMQ40MAVE FXMQ50MAVE FXMQ63MAVE FXMQ80MAVENomi

Specifications SiENBE37-70444 SpecificationsConcealed Ceiling Unit (Large)1-1 TECHNICAL SPECIFICATIONS FXMQ100MAVE FXMQ125MAVE FXMQ200MAVE FXMQ250MAVE

SiENBE37-704 SpecificationsSpecifications 451-2 ELECTRICAL SPECIFICATIONS FXMQ40MAVE FXMQ50MAVE FXMQ63MAVE FXMQ80MAVEPower SupplyName VEPhase 1 1 1 1F

Specifications SiENBE37-70446 SpecificationsCeiling Suspended Unit1-1 TECHNICAL SPECIFICATIONS FXHQ32MAVE FXHQ63MAVE FXHQ100MAVENominal CapacityCoolin

SiENBE37-704 SpecificationsSpecifications 471-2 ELECTRICAL SPECIFICATIONS FXHQ32MAVE FXHQ63MAVE FXHQ100MAVEPower SupplyName VEPhase 1 1 1Frequency Hz

Specifications SiENBE37-70448 SpecificationsWall Mounted Unit1-1 TECHNICAL SPECIFICATIONS FXAQ20MAVE FXAQ25MAVE FXAQ32MAVE FXAQ40MAVE FXAQ50MAVE FXAQ6

SiENBE37-704Table of Contents v4.4 MC Address Duplication, Improper Setting ...3765. Troubleshooting (OP: Uni

SiENBE37-704 SpecificationsSpecifications 49Wall Mounted Unit1-2 ELECTRICAL SPECIFICATIONS FXAQ20MAVE FXAQ25MAVE FXAQ32MAVE FXAQ40MAVE FXAQ50MAVE FXAQ

Specifications SiENBE37-70450 SpecificationsFloor Standing Unit1-1 TECHNICAL SPECIFICATIONS FXLQ20MAVE FXLQ25MAVE FXLQ32MAVE FXLQ40MAVE FXLQ50MAVE FXL

SiENBE37-704 SpecificationsSpecifications 51Floor Standing Unit1-2 ELECTRICAL SPECIFICATIONS FXLQ20MAVE FXLQ25MAVE FXLQ32MAVE FXLQ40MAVE FXLQ50MAVE FX

Specifications SiENBE37-70452 SpecificationsConcealed Floor Standing Unit1-1 TECHNICAL SPECIFICATIONS FXNQ20MAVE FXNQ25MAVE FXNQ32MAVE FXNQ40MAVE FXNQ

SiENBE37-704 SpecificationsSpecifications 53Concealed Floor Standing Unit1-2 ELECTRICAL SPECIFICATIONS FXNQ20MAVE FXNQ25MAVE FXNQ32MAVE FXNQ40MAVE FXN

Specifications SiENBE37-70454 Specifications4-way Blow Ceiling Suspended UnitNotes:H1 Indoor temp. : 27°CDB, 19.5°CWB / outdoor temp.: 35°CDB / Equiva

SiENBE37-704 SpecificationsSpecifications 55BEV UnitsModel BEVQ71MAVE BEVQ100MAVE BEVQ125MAVEPower Supply 1 Phase 50Hz 220~240V 1 Phase 50Hz 220~240V

Specifications SiENBE37-70456 Specifications1.3 BS UnitsNote: H1 When connecting with a 20 to 50 class indoor unit, connect to the attached pipe to th

SiENBE37-704Refrigerant Circuit 57Part 3Refrigerant Circuit1. Refrigerant Circuit ...

Refrigerant Circuit SiENBE37-70458 Refrigerant Circuit1. Refrigerant Circuit1.1 REYQ8P, 10P, 12PNo. in refrigerant system diagramSymbol Name Major Fun

Introduction SiENBE37-704vi1. Introduction1.1 Safety CautionsCautions and Warnings! Be sure to read the following safety cautions before conducting re

SiENBE37-704 Refrigerant CircuitRefrigerant Circuit 59REYQ8P, 10P, 12P(8HP, 10HP, 12HP Single Type)(INV Unit + STD Unit)RightINVS1PHSTDS2PHLiquidPipeS

Refrigerant Circuit SiENBE37-70460 Refrigerant Circuit1.2 REYQ14P, 16PNo. in refrigerant system diagramSymbol Name Major Function1 M1C Inverter compre

SiENBE37-704 Refrigerant CircuitRefrigerant Circuit 61REYQ14P, 16P(14HP, 16HP Single Type)(INV Unit × 2)5026488454618192333282414026393710353620122231

Refrigerant Circuit SiENBE37-70462 Refrigerant Circuit1.3 REMQ8PY1 (Multi 8HP)No. in refrigerant system diagramSymbol Name Major Function1 M1C Inverte

SiENBE37-704 Refrigerant CircuitRefrigerant Circuit 63REMQ8PY1S1NPHINVS1PH7S2NPLStop ValveLiquid PipeStop ValveEqualizing PipeStop ValveDual PressureG

Refrigerant Circuit SiENBE37-70464 Refrigerant Circuit1.4 REMQ10PY1, 12PY1 (Multi 10, 12HP)No. in refrigerant system diagramSymbol Name Major Function

SiENBE37-704 Refrigerant CircuitRefrigerant Circuit 65REMQ10PY1, 12PY1407962215363537231138243941017168312619201832 33141 2271312252930INV S1S1NPHS1PH

Refrigerant Circuit SiENBE37-70466 Refrigerant Circuit1.5 REMQ14PY1, 16PY1 (Multi 14, 16HP)No. in refrigerant system diagramSymbol Name Major Function

SiENBE37-704 Refrigerant CircuitRefrigerant Circuit 67REMQ14PY1, 16PY1402217101619321 2 31312251123343320304967243839515353721262728298311836S2INVS1S1

Refrigerant Circuit SiENBE37-70468 Refrigerant Circuit1.6 BS Unit Functional PartsBSVQ100,160,250PV1Note : Factory set of all EV opening : 60plsNo. Na

SiENBE37-704 Introductionvii1.1.2 Cautions Regarding Products after RepairCautionDo not repair the electrical components with wet hands.Working on the

SiENBE37-704 Refrigerant CircuitRefrigerant Circuit 691.7 Indoor UnitsFXCQ, FXFQ, FXZQ, FXKQ, FXDQ, FXDYQ, FXSQ, FXMQ, FXHQ, FXAQ, FXLQ, FXNQNo. Name

Functional Parts Layout SiENBE37-70470 Refrigerant Circuit2. Functional Parts Layout2.1 REYQ8P, 10P, 12PPlanFront ViewNote: For reference numbers, ref

SiENBE37-704 Functional Parts LayoutRefrigerant Circuit 712.2 REYQ14P, 16PPlanFront ViewNote: For reference numbers, refer to page 60.1918112310173332

Functional Parts Layout SiENBE37-70472 Refrigerant Circuit2.3 REMQ8PPlanFront ViewNote: For reference numbers, refer to page 62.117925193231108184038S

SiENBE37-704 Functional Parts LayoutRefrigerant Circuit 732.4 REMQ10P, 12PPlanFront ViewNote: For reference number, refer to page 64.11792520193331311

Functional Parts Layout SiENBE37-70474 Refrigerant Circuit2.5 REMQ14P, 16PPlanFront ViewNote: For reference number, refer to page 66.11792519202134333

SiENBE37-704 Refrigerant Flow for Each Operation ModeRefrigerant Circuit 753. Refrigerant Flow for Each Operation ModeREYQ8P, 10P, 12PCooling Operatio

Refrigerant Flow for Each Operation Mode SiENBE37-70476 Refrigerant CircuitHeating OperationEVHEVLEVHSEVLSEVSCEVHEVLEVHSEVLSEVSCEVHEVLEVHSEVLSEVSC192p

SiENBE37-704 Refrigerant Flow for Each Operation ModeRefrigerant Circuit 77Simultaneous Cooling / Heating OperationEVHEVLEVHSEVLSEVSCEVHEVLEVHSEVLSEVS

Refrigerant Flow for Each Operation Mode SiENBE37-70478 Refrigerant CircuitCooling Oil Return OperationEVHEVLEVHSEVLSEVSCEVHEVLEVHSEVLSEVSCEVHEVLEVHSE

Introduction SiENBE37-704viii1.1.3 Inspection after RepairBe sure to use the specified cable to connect between the indoor and outdoor units. Make the

SiENBE37-704 Refrigerant Flow for Each Operation ModeRefrigerant Circuit 79Heating Oil Return OperationEVHEVLEVHSEVLSEVSCEVHEVLEVHSEVLSEVSCEVHEVLEVHSE

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