Mitsubishi FDCJ224HKXE2B Spécifications

AIR CONDITIONERS CITY MULTI Series YModels PUHY-80TMU-A, 100TMU-AService HandbookService Handbook PUHY-80TMU-A, 100TMU-A HEAD OFFICE MITSUBISHI DENKI

[3] PUHY-80, 100TMU-A ELECTRICAL WIRING DIAGRAMCNS2(3P)FN3FN21 2 CCNS2(3P)FN3FN2C 1R 152CDCCT1 2 3TH6 TH5TH8TH7TH2 TH1 63HS SW3-10 are OFF for

S W U 1 ~ 2T B 1Switch unit address setTerminal block power sourceT B 3T B 7Terminal block transmissonGRGround terminalTerminal block transmisson cent

[4] Standard operation data1 Cooling operation75 81111 157Discharge (TH1)Heat exchanger outlet (TH5)InletAccumulatorOutletSuction (Comp)low pressure

0087 111Discharge (TH1)Heat exchanger inlet (TH5)InletAccumulatorOutletSuction (Comp)low pressure saturationtemperature (TH2)Shell bottom (Comp)Heat e

[5] Function of dip SW and rotary SW(1) Outdoor unitSwitch FunctionFunction According to Switch Operation Switch Set TimingWhen Off When On When Off W

2. SW4-9 setting Fan characteristics curve:DIPSW4-7ON,230V/60Hz Fan characteristics curve:DIPSW4-7ON,208V/60Hz05101520253035404550150 160 180 190 20

(2) Indoor unitDIP SW1, 3Model 32 40 48Capacity (model name) code16 20 25SW2 settingModel 08 10 12 16 20 24Capacity (model name) code45 681013SW2 sett

Setting of DIP SW4 Setting of DIP SW51234ON OFF ON OFFOFF OFF OFF ONON OFF OFF ONOFF OFF ON ON––––OFF OFF ON –PDFY-10 ~ 32PLFY-12 ~ 24PLFY-32 ~ 48PKFY

TEST RUN[1] Before Test Run(1) Check points before test run1 Neither refrigerant leak nor loose power source/ transmission lines should be found, if f

(3) Check points for test run when mounting options(4) Attention for mounting drain water pump mechanismCheck pointLocal remote controller displays co

- Inadequate connection and fastening may generate heat andcause a fire.• Prepare for typhoons and other strong winds and earth-quakes and install the

TroubleNot operate.Not cool (at cooling).Not heat (at heating).Not cool, not heat, error stop.Condensation drip in piping.Not cool, not heat, error st

ClassificationTransmissionlinePortion12345678Check itemLimitation of transmission line length followed? For example,200m (656ft) or less (total lengt

[2] Test Run MethodOperation procedureTurn on universal power supply at least 12 hours before starting → Displaying “HO” on display panel for about tw

3 GROUPING REGISTRATION OF INDOOR UNITS WITH M-NET REMOTE CONTROLLER(1) Switch function• The switch operation to register with the remote controller

(2) Attribute display of unit• At the group registration and the confirmation/deletion of registration/connection information, the type (attribute) of

(3) Group registration of indoor unit1) Registration method• Group registration of indoor unit ...

2) Method of retrieval/confirmation212• Retrieval/confirmation of group registration information on indoor unit... The address of the ind

3) Method of deletion• Deletion of group registration information of indoor unit ...[Operation procedure]With the r

4) Deletion of information on address not existing• Deletion of information on address not existing ...

4CONTROL[1] Control of Outdoor Unit(1) Initial processing• When turning on power source, initial processing of microcomputer is given top priority.• D

Contents1 COMPONENT OF EQUIPMENT 1[1] Appearance of Components 1[2] Refirigerant Circuit Diagram and Thermal SensorStandard operation dataiger 6[3] PU

–30–(4) Frequency control• Depending on capacity required, capacity control change and frequency change are performed to keep constantevaporation temp

28˚C (82.4°F) or more111 111 15720 ~ 30˚C (68~86°F)87 87 13422˚C (71.6°F) or less64 64 873 Back up of frequency control by bypass valveDuring 20Hz ope

5) Change in number of operating indoor units during defrosting operations• In case number of operating indoor units changes during defrosting operati

StartsFinish30 secondsLEV openingbefore changeLEV opening at refrigerant recovery(Indoor unit LEV opening 500 pulse)(10) Refrigerant recovery controlR

YESNOYESNOYESYESNONO22[2] Operation Flow Chart(1) Outdoor unit (Cooling, heating modes)Note: 1 For about 2 minutes after turning on power source, addr

YESNOYESNOYESNOYESNOYESNOYESNOYESNOYESNO112(2) Indoor unit (Cooling, heating, dry, and fan modes)StartBreakerturned onOperationSW turned on1. Protecti

YESNOYESYESNONO(3) Cooling operationNote : 1 Indoor unit fan operates at set notch in cooling operation regardless of thermostat ON/OFF.Cooling operat

YESNOYESYESNONOYESNO(4) Heating operation (Only for PUHY)Normal operationsDefrosting operationsStopTest runHeating operationDefrostingoperation4-way v

YESNOYESYESNO(5) Dry operationNormal operationsThermostat ONStopDry operations4-way valve OFFThermostat ONTest run startInlet temp.>=18˚CNote: 2No

Low pressure shell scrolltype with capacity controlmechanismWinding resistance:Each phase 0.107Ω (20˚C)Setting 30kg/cm2G OFFR120=7.465kΩB25/120=4057Rt

Propeller fanFan motor-1-

Symbol(function)Part code Application Specification Check methodNameSolenoidvalveElectronicexpansionvalveLiquidleveldetectionheaterElectronicexpansion

[4] Resistance of Temperature SensorThermistor for low temperatureThermistor Ro= 15kΩ ± 3% (TH5 ~ 8) Thermistor R120 = 7.465kΩ ± 2% (TH1)Rt = 15exp {3

REFRIGERANT AMOUNT ADJUSTMENT5Clarify relationship between the refrigerant amount and operating characteristics of CITY MULTI, and perform serviceacti

(2) Refrigerant Volume Adjustment Operation1) Operating Characteristics Refrigerant VolumeCharacteristic items related to operating characteristics an

b Check the refrigerant volume by self-diagnosis using the LED.Set the self-diagnosis switch (SW1) as shown below and check the past information (hist

3) Refrigerant Volume Adjustment Mode Operation1 ProcedureTH1 Self-diagnosis Switch TH5 Self-diagnosis SwitchTH7 Self-diagnosis Switch Tc Self-diagnos

Refrigerant adjustment methodNote 2 , Ensure that no refrigerant is released into the atmosphereNote 1, Operated using outdoor unit DIP S

6 TROUBLESHOOTING[1] Principal PartsPressure Sensor(1) Judging Failure1) Check for failure by comparing the sensing pressure according to the high pre

Solenoid Valve (SV1, SV2)Check if the control board’s output signals and the operation of the solenoid valves match.Setting the self-diagnosis switch

Outdoor LEVThe valve opening angle changes in proportion to the number of pulses.(Connections between the outdoor unit’s MAIN board and SLEV, LEV1 (ou

Rear Controller BoxINV boardMAIN boardChoke coil(L2)Interrigent Power Module(IPM)Magnetic contactor(52C)Capacitor (C1)(Smoothing capacitor)Gate Amplif

Judgment Methods and Likely Failure ModeCaution:The specifications of the outdoor unit (outdoor LEV) and outdoor units (indoor LEV) differ. For this

Outdoor LEV (SLEV, LEV1) Coil Removal Procedure (configuration)As shown in the figure, the outdoor LEV is made in such a way that the coils and the bo

Intelligent Power Module (IPM)The measured vMeasure resistances between each terminal of IPM with tester, and use the results for troubleshooting.alue

12Despite pressing ofremote controllerswitch, operationdoes not start with noelectronic sound.(No powering signal appears.)At about 10 secondsafter tu

3“HO” display on re-mote controller doesnot disappear andswitch is ineffective.Symptom Cause(Without using MELANS)1) Outdoor unit address is set to “0

Symptom Cause Checking method & countermeasure[Generates at registration and confirmation] 1) Erroneous address of unit to be coupled 2) Slippin

Transmission Power Circuit (30 V) Check ProcedureIf “ ” is not displayed by the remote control, investigate the points of the trouble by the followin

(6) Investigation of transmission wave shape/noiseControl is performed by exchanging signals between outdoor unit, indoor unit and remote controller b

3) Checking and measures to be taken(a) Measures against noiseCheck the items below when noise can be confirmed on wave shape or the error code in the

4) Treatment of Inverter and Compressor TroublesIf the compressor does not work when error codes 4240 or 4250 are detected, determine the point of mal

MAIN boardCNS1 M-NET Transmission (DC30V)CNS2 M-NET Transmission (Centralized control) (DC30V)CN40 M-NET TransmissionPower supplyCNVCC3 Powersource fo

5) Troubleshooting at breaker trippingCheck items 1 Check the breaker capacity.2 Check the a short circuit or grounding in the electrical sys-tem othe

6) Individual Parts Failure Judgment Methods.[Caution at replacement of inverter parts]1 The IPM and G/A board should be replaced together at the same

Model PUHY-80TMU-A, 100TMU-ATo compressorRed White BlueBlueRedTo capacitor (C1)board-59-

Check Code ListCheck Code Check Content0403 Serial transmission trouble0900 Trial operation1102 Discharge temperature trouble1111 Low pressure saturat

Check Code Check Content6606 Communications with transmission processor abnormality6607 No ACK abnormality6608 No response abnormality6831 MA communic

(1) MechanicalChecking code Meaning, detecting method Cause Checking method & CountermeasureSerialtransmissiontroubleDischargetemperaturetrouble(O

Checking code Meaning, detecting method Cause Checking method & Countermeasure1.2. When –40°C or less temp. isdetected again (the secondtime) with

–1.5Checking code Meaning, detecting method Cause Checking method & CountermeasureCheck operations status by actuallyperforming cooling or heating

Checking code Meaning, detecting method Cause Checking method & CountermeasureCheck inlet temperature and press.of sensor with LED monitor.See Tro

Checking code Meaning, detecting method Cause Checking method & CountermeasureLeakage(water) troubleDrain pumptroubleDrain sensortroubleWater leak

INV boardCNDC21-3 DC310 VCN15V2Power supply IPM control1-2 DC15 V5-6 DC15 V9-0 DC15 VC-D DC15 VCNL2Choke coilCNRS2Serial transmissionto MAIN boardCNAC

Checking code Meaning, detecting method Cause Checking method & CountermeasureOpen phaseerrorReversephase errorCheck before the breaker, after the

Checking code Meaning, detecting method Cause Checking method & CountermeasurePower supplysync signaltroubleFan speedtrouble (motortrouble)Check b

Checking code Meaning, detecting method Cause Checking method & Countermeasure1 If VDC 150 V is detectedjust before the inverterstarts.2 If VDC

Checking code Meaning, detecting method Cause Checking method & CountermeasureIf VDC 220 V is detected dur-ing inverter operation.If the cooling

Checking code Meaning, detecting method Cause Checking method & CountermeasureIf IDC 103 A is detected con-tinuously for 10 minutes duringopera

Checking code Meaning, detecting method Cause Checking method & CountermeasureIf the heat sink temperature(THHS) 60°C for 10 minutesor longer jus

Checking code Meaning, detecting method Cause Checking method & Countermeasure<Other than THHS>1 A short in the thermistor oran open circuit

CheckingcodeMeaning, detecting method Cause Checking method & Countermeasure66006602Multiple address errorTransmission from units withthe same add

6602Faulty controller ofgenerating unitYESYESErroneous powersource workErroneous transmissionworkNONOYESNONONOYESYESYESTransmission lineinstalled whil

6606 Communications withtransmission processorerrorCommunication trouble be-tween apparatus processorand trans-mission processor.Note:The address/attr

G/A boardPower boardDC310VCNDC11 - 3 DC310VCN15V1Power SupplyIPM control1 - 2 DC15V5 - 6 DC15V9 - 0 DC15VC - D DC15VCNDR1IPM control signal-5-

Shut down OC unit power source, andmake it again.It will return to normal state at an ac-cidental case.When normal state can not be re-covered, check

CheckingcodeMeaning, detecting methodNo ACK error When no ACK signal is detected in 6 continuous times with 30 second interval by transmissionside co

CheckingcodeMeaning, detecting methodNo ACK errorWhen no ACK signal is detected in 6 continuous times with 30 second interval by transmissionside con

Checkingcode Meaning, detecting methodNo ACK errorWhen no ACK signal is detected in 6 continuous times with 30 second interval by transmissionside co

Checkingcode6608 1) At the collision of mutual transmis-sion data when transmissionwiring is modified or the polarity ischanged while turning the powe

710271057111Connected unit count overAddress setting error• Erroneous setting of Outdoorunit addressTrouble source : Outdoor unitRemote control sensor

012345678910111213141516171819200000000000100000000001000000001100000000001000000010100000000110000000111000000000010000001001000000010100000011010000

212223242526272829303132333435363738394041424344454647484950511010100000011010000011101000000001100000100110000001011000001101100000001110000010111000

525354555657585960616263646566676869707172737475767778798081828384858600101100001010110000011011000011101100000001110000100111000001011100001101110000

878889909192939495969798991001011021031041051061071081091101111121131141151161110101000011010100110100101101011011010001110101011101001111010111110100

[2] Refirigerant Circuit Diagram and Thermal Sensor1 PUHY-80TMU-A, 100TMU-ATH1TH6TH7TH8TH5TH2O/S63HSCJ1CompHEXFHEXBSCCLEV1ST7BV2ST2IndoorUnitBV1ST1CJ2

101011100110111011101110000111101001111001011110110111100011111010111110011111101111111000000001100000010100000111000001001000011010000101100001111000

155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193110110010011100110111001011110011

194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231010000111100001100100011101000110110

232233234235236237238239240241242243244245246247248249250251252253254255000101111001011101010111110101110011011110110111011101111111011100001111100011

AIR CONDITIONERS CITY MULTI Series YModels PUHY-80TMU-A, 100TMU-AService HandbookService Handbook PUHY-80TMU-A, 100TMU-A Issued in March 2004New publi

3400 Lawrenceville Suwanee Road ● Suwanee, Georgia 30024 Toll Free: 800-433-4822 ● Toll Free Fax: 800-889-9904 www.mrslim.com Specifications ar