Mitsubishi Electric PQRY-P72 Installation Manual

ModelsPURY-P72, P96, P120, P144T(Y)JMU-APURY-P168, P192, P216, P240, P264, P288T(Y)SJMU-A

- 1 -HWE09130 GBI Read Before Servicing[1] Read Before Servicing ...

[ IV Remote Controller ] - 91 -HWE09130 GB<Entry found><No entries found>(C) To return to the normal displayWhen all the group settings a

[ IV Remote Controller ]- 92 -HWE09130 GB2. Remote controller function selection via the ME remote controller(A) To delete group settings(B) To dele

[ IV Remote Controller ] - 93 -HWE09130 GB1Hr.NOT AVAILABLEVENTILATIONSTAND BY DEFROSTTIMERCHECK[Operation Procedures]1. Press the [ON/OFF] button o

[ IV Remote Controller ]- 94 -HWE09130 GB[3] Interlock Settings via the MA Remote Controller1. LOSSNAY interlock setting (Make this setting only whe

[ IV Remote Controller ] - 95 -HWE09130 GB[4] Using the built-in Temperature Sensor on the Remote Controller1. Selecting the position of temperature

- 96 -[ IV Remote Controller ]GBHWE09130

- 97 -HWE09130 GBV Electrical Wiring Diagram[1] Electrical Wiring Diagram of the Outdoor Unit ...

- 98 -

[ V Electrical Wiring Diagram ] - 99 -HWE09130 GBV Electrical Wiring Diagram[1] Electrical Wiring Diagram of the Outdoor Unit(1) PURY-P72TJMU-ADischa

[ V Electrical Wiring Diagram ]- 100 -HWE09130 GB(2) PURY-P96TJMU-ADischarge suction bypassSV2SV2SV9X10CN508black51LED1:Normal operation(Lit) /Er

- 2 -

[ V Electrical Wiring Diagram ] - 101 -HWE09130 GB(3) PURY-P120, P144TJMU-AContactorBoxHeat exchanger capacity controlCooling/Heating switching4-way

[ V Electrical Wiring Diagram ]- 102 -HWE09130 GB(4) PURY-P72, P96YJMU-A+-++++21+++++Discharge suction bypassSV2SV2SV9CN508blackX1051Transformer BoxC

[ V Electrical Wiring Diagram ] - 103 -HWE09130 GB(5) PURY-P120, P144YJMU-A+-++++21+++++ContactorBox12black875redwhiteU M3~VW48Heat exchanger capacit

[ V Electrical Wiring Diagram ]- 104 -HWE09130 GB[2] Electrical Wiring Diagram of the BC Controller(1) CMB-P104NU-G model(Red)CNTRZNR02ZNR01L2X21CN36

[ V Electrical Wiring Diagram ] - 105 -HWE09130 GB(2) CMB-P105,106NU-G modelsCN36(Green)L2L1ZNR02CN29(Green)CN28(Blue)CN27(Red)ZNR01CN05CN07S(SHIELD)

[ V Electrical Wiring Diagram ]- 106 -HWE09130 GB(3) CMB-P108,1010NU-G models 2.The initial set values of switch on CONT.B are as fol

[ V Electrical Wiring Diagram ] - 107 -HWE09130 GB(4) CMB-P1013,1016NU-G modelsZNR01ZNR02L1L2TB01M1M2TB02S(SHIELD)CN32CN33(Red)CN34(Black)CN35(Blue)C

[ V Electrical Wiring Diagram ]- 108 -HWE09130 GB(5) CMB-P108,1010NU-GA modelsNote:1.TB02 is transmission terminal block. Never connect p

[ V Electrical Wiring Diagram ] - 109 -HWE09130 GB(6) CMB-P1013,1016NU-GA modelsCNTR(Red)CN41(Green)CN40(Yellow)CN34(Black)CN33(Red)CN35(Blue)ZNR01ZN

[ V Electrical Wiring Diagram ]- 110 -HWE09130 GB(7) CMB-P104NU-GB modelZNR02ZNR01CN29(Green)CN28(Blue)CN27(Red)CNTR(Red)CN07L1L2TB01CN13CN03M1M2S(SH

[ I Read Before Servicing ] - 3 -HWE09130 GBI Read Before Servicing[1] Read Before Servicing1. Check the type of refrigerant used in the system to b

[ V Electrical Wiring Diagram ] - 111 -HWE09130 GB(8) CMB-P108NU-GB modelCN31(Yellow)CN33(Red)CN34(Black)CN35(Blue)CN30(Black)CN29(Green)CN28(Blue)CN

[ V Electrical Wiring Diagram ]- 112 -HWE09130 GB(9) CMB-P1016NU-HA modelL1L2GG(Blue)CNVCC1(Yellow)CN03 CN0222323111321(Black)CNP1123TRCN3813CNTR(Red

[ V Electrical Wiring Diagram ] - 113 -HWE09130 GB(10) CMB-P1016NU-HB modelL2L1GGNote:1.TB02 is transmission terminalblock.Never connect power lineto

[ V Electrical Wiring Diagram ]- 114 -HWE09130 GB[3] Electrical Wiring Diagram of Transmission BoosterAC208V/230VLRedRed RedWhiteGreen250V 2AGroundi

- 115 -HWE09130 GBVI Refrigerant Circuit[1] Refrigerant Circuit Diagram ...

- 116 -

[ VI Refrigerant Circuit ] - 117 -HWE09130 GBVI Refrigerant Ci rcuit[1] Refrigerant Circuit Diagram1. Outdoor unit(1) PURY-P72 model(2) PURY-P96 mode

[ VI Refrigerant Circuit ]- 118 -HWE09130 GB(3) PURY-P120, P144 models63HS1O/STH4CJ2SV1aCP1CJ121S4b 21S4aST3ST163LSCV8aCV6aTH7TH3SV4aSV4bSV4dACCST6S

[ VI Refrigerant Circuit ] - 119 -HWE09130 GB(4) PURY-P168 model63HS1O/STH4CJ2SV1aCP1CJ121S4aST3ST163LSCV8aCV6aTH7TH3SV4aSV4bSV4dSV2ACCST6ST7ST17TH5T

[ VI Refrigerant Circuit ]- 120 -HWE09130 GB(5) PURY-P192 model63HS1O/STH4CJ2SV1aCP1CJ121S4aST3ST163LSCV8aCV6aTH7TH3SV4aSV4dSV2ACCST6ST7ST17TH5TH6CV9

[ I Read Before Servicing ]- 4 -HWE09130 GB[2] Necessary Tools and MaterialsPrepare the following tools and materials necessary for installing and se

[ VI Refrigerant Circuit ] - 121 -HWE09130 GB(6) PURY-P216 model63HS1O/STH4CJ2SV1aCP1CJ121S4b 21S4aST3ST163LSCV8aCV6aTH7TH3SV4aSV4bSV4dACCST6ST7ST17T

[ VI Refrigerant Circuit ]- 122 -HWE09130 GB(7) PURY-P240, P264, P288 models63HS1O/STH4CJ2SV1aCP1CJ121S4b 21S4aST3ST163LSCV8aCV6aTH7TH3SV4aSV4bSV4dA

[ VI Refrigerant Circuit ] - 123 -HWE09130 GB2. BC controller(1) CMB-P104 - P1016NU-GTH15 TH12LEV3LEV1TH16PS3PS1TH11SVM1Gas/Liquid separatorCheck val

[ VI Refrigerant Circuit ]- 124 -HWE09130 GB(2) CMB-P108, P1013, P1016NU-GA (main)(3) CMB-P104, P108NU-GB (sub)TH15 TH12LEV3SVM2LEV1LEV2TH16PS3PS1T

[ VI Refrigerant Circuit ] - 125 -HWE09130 GB(4) CMB-P1016V-HA (main)(5) CMB-P1016NU-HB (sub)TH15TH12Gas/Liquid separatorLEV3LEV1TH16PS1PS3TH11SVA,SV

[ VI Refrigerant Circuit ]- 126 -HWE09130 GB[2] Principal Parts and Functions1. Outdoor unitPart nameSymbols (functions)Notes Usage Specifications Ch

[ VI Refrigerant Circuit ] - 127 -HWE09130 GBThermis-torTH4(Discharge)1) Detects discharge air temper-ature2) Provides high-pressure pro-tectionD

[ VI Refrigerant Circuit ]- 128 -HWE09130 GBHeater CH11 Heats the refrigerant in the com-pressorBelt heater P72 model1511 ohm 35WP96, P120, P144 mode

[ VI Refrigerant Circuit ] - 129 -HWE09130 GB2. Indoor UnitPart Name Symbol (functions) Notes Usage Specification Check method Linear expan-sion val

[ VI Refrigerant Circuit ]- 130 -HWE09130 GB3. BC controller(1) G typePart nameSymbols (functions)Part codeUsage Specifications Check methodPressure

[ I Read Before Servicing ] - 5 -HWE09130 GB[3] Piping Materials1. Copper pipe materialsThe distinction between O-materials (Annealed) and 1/2H-mat

[ VI Refrigerant Circuit ] - 131 -HWE09130 GB(2) GA typePart nameSymbols (functions)Part codeUsage Specifications Check methodPressure sensorPS1 (Hig

[ VI Refrigerant Circuit ]- 132 -HWE09130 GB(3) GB typePart nameSymbols (functions)Part codeUsage Specifications Check methodThermistor TH12(Bypass o

[ VI Refrigerant Circuit ] - 133 -HWE09130 GB(4) HA typePart nameSymbols (functions)Part codeUsage Specifications Check methodPressure sensorPS1 (Hig

[ VI Refrigerant Circuit ]- 134 -HWE09130 GB(5) HB typePart nameSymbols (functions)Part codeUsage Specifications Check methodThermistor TH12(Bypass o

- 135 -HWE09130 GBVII Control[1] Functions and Factory Settings of the Dipswitches ... 137[2] Cont

- 136 -

[ VII Control ] - 137 -HWE09130 GBVII Control[1] Functions and Factory Settings of the Dipswitches1. Outdoor unit(1) Control board1) Unless otherwi

[ VII Control ]- 138 -HWE09130 GB1) Unless otherwise specified, leave the switch to OFF where indicated by "-," which may be set to OFF f

[ VII Control ] - 139 -HWE09130 GB1) Unless otherwise specified, leave the switch to OFF where indicated by "-," which may be set to OFF

[ VII Control ]- 140 -HWE09130 GB2) PURY-P96, P120, P144TJMU-AAll are set to OFF at factory shipment. Unless otherwise specified, set the switch t

[ I Read Before Servicing ]- 6 -HWE09130 GB4. Thickness and refrigerant type indicated on the piping materialsAsk the pipe manufacturer for the symb

[ VII Control ] - 141 -HWE09130 GB2. Function of the switch (Indoor unit)(1) Dipswitches1) SW1,3SW3-1OFFOFFOFFONONONOFFONOFFONOFFONOFFONVery LowLo

[ VII Control ]- 142 -HWE09130 GB(2) Address switchActual indoor unit address setting varies in different systems. Refer to the installation manual f

[ VII Control ] - 143 -HWE09130 GB(2) ME remote controller (PAR-F27MEA-US)Set the address of the remote controller with the rotary switch.To set add

[ VII Control ]- 144 -HWE09130 GB[2] Controlling the Outdoor Unit-1- Outline of Control MethodThe outdoor units are designated as OC and OS in the o

[ VII Control ] - 145 -HWE09130 GB-5- Bypass ControlBypass solenoid valves (SV1a), which bypass the high- and low- pressure sides, perform the follow

[ VII Control ]- 146 -HWE09130 GB(5) Bypass solenoid valve (SV5b) (ON = Open)-6- Compressor Frequency Control Depending on the capacity required, t

[ VII Control ] - 147 -HWE09130 GB-7- Defrost Operation Control(1) Starting the defrost operationThe defrost cycle will start when all of the three

[ VII Control ]- 148 -HWE09130 GB(2) Defrost operation(3) Stopping the defrost operationThe defrost cycle ends when 12 minutes have passed since the

[ VII Control ] - 149 -HWE09130 GB-8- Refrigerant Recovery Control Refrigerant recovery is performed for each BC port during heating operation to pre

[ VII Control ]- 150 -HWE09130 GB-9- Capacity Control of Outdoor Fan and Heat Exchanger(1) Control methodDepending on the capacity required, the rot

[ I Read Before Servicing ] - 7 -HWE09130 GB[4] Storage of Piping1. Storage locationStore the pipes to be used indoors. (Warehouse at site or owner&a

[ VII Control ] - 151 -HWE09130 GB-10- Control at Initial Start-upWhen started up for the first time before 12 hours have elapsed after power on, th

[ VII Control ]- 152 -HWE09130 GB(2) P168, P192, P216, P240, P264, P288 models1 Qj:Total capacity (models) codeRefer to the VII [1] 2. (1) Dipswit

[ VII Control ] - 153 -HWE09130 GB-11- Emergency Operation Mode1. Problems with the outdoor unitThe P168 through P240 models of unit have a mode th

[ VII Control ]- 154 -HWE09130 GB2. Communication circuit failure or when some of the outdoor units are turned offThis is a temporary operation mode

[ VII Control ] - 155 -HWE09130 GB-12- Control Method The control system configuration for the PURY models is shown in the chart below.Control method

[ VII Control ]- 156 -HWE09130 GB-13- Cooling/heating Circuit Control and General Function of System EquipmentHigh-pressure gasHigh-pressure gasHeat

[ VII Control ] - 157 -HWE09130 GB-14- Operation Mode(1) Indoor unit operation modeThe operation mode can be selected from the following 6 modes usin

[ VII Control ]- 158 -HWE09130 GB-15- DEMAND ControlCooling/heating operation can be prohibited (Thermo-OFF) by an external input to the indoor units

[ VII Control ] - 159 -HWE09130 GB[3] Controlling BC Controller1. Control of SV A, SV B, and SV CSV A, SV B, and SV C turn on or off depending

[ VII Control ]- 160 -HWE09130 GB[4] Operation Flow Chart1. Mode determination flowchart(1) Indoor unit (cooling, heating, dry, fan mode) Start Rem

[ I Read Before Servicing ]- 8 -HWE09130 GB[6] BrazingNo changes have been made in the brazing procedures. Perform brazing with special care to keep

[ VII Control ] - 161 -HWE09130 GB(2) Outdoor unit (cooling only, heating only, cooling main and heating main modes) Start Breaker turned on Operati

[ VII Control ]- 162 -HWE09130 GB(3) BC controller (cooling only, heating only, cooling main and heating main modes) StartBreaker turned on Operatio

[ VII Control ] - 163 -HWE09130 GB2. Operations in each mode(1) Cooling operation Cooling operationTest run mode ON Thermostat ON 3-minute restart p

[ VII Control ]- 164 -HWE09130 GB(2) Heating operation*Note 1. When the outdoor unit goes into the defrost mode, defrost command is sent to the BC co

[ VII Control ] - 165 -HWE09130 GB(3) Dry operationDry operation*Note 1*Note 2YESYESNONO 4-way valve OFF1. Outdoor unit (compressor) intermittent

- 166 -[ VII Control ]GBHWE09130

- 167 -HWE09130 GBVIII Test Run Mode[1] Items to be checked before a Test Run...

- 168 -

[ VIII Test Run Mode ] - 169 -HWE09130 GBVIII Test Run Mode[1] Items to be checked before a Test Run(1) Check for refrigerant leak and loose cables a

[ VIII Test Run Mode ]- 170 -HWE09130 GB[2] Test Run MethodThe figure shows an MA remote controller (PAR-21MAA). PAR-21MAAON/OFF FILTERCHECKOPERATION

[ I Read Before Servicing ] - 9 -HWE09130 GB[7] Air Tightness TestNo changes have been made in the detection method. Note that a refrigerant leak det

[ VIII Test Run Mode ] - 171 -HWE09130 GB[3] Operating Characteristic and Refrigerant AmountIt is important to have a clear understanding of the char

[ VIII Test Run Mode ]- 172 -HWE09130 GB3. Amount of refrigerant to be addedThe amount of refrigerant that is shown in the table below is factory-ch

[ VIII Test Run Mode ] - 173 -HWE09130 GB(2) Example(3) Sample calculationBC controller(GA)BC controller(HB)BC controller(HB)IndooraCbHH′h1h1(P06 - P

[ VIII Test Run Mode ]- 174 -HWE09130 GB[5] Refrigerant Amount Adjust Mode1. Procedures Follow the procedures below to add or extract refrigerant as

[ VIII Test Run Mode ] - 175 -HWE09130 GBYESYESYESYESYESYESYESYESYESYESNONONONONONONONONOStartPut all indoor units in the test run mode and run the u

[ VIII Test Run Mode ]- 176 -HWE09130 GB[6] The following symptoms are normal.SymptomsRemote controller displayCauseThe indoor unit does not start af

[ VIII Test Run Mode ] - 177 -HWE09130 GB[7] Standard Operation Data (Reference Data)1. Single unit(1) Cooling only operationOperationOutdoor unit mo

[ VIII Test Run Mode ]- 178 -HWE09130 GBOperationOutdoor unit modelPURY-P120TJMU-A PURY-P144TJMU-AModel name of BC controller CMB-P104NU-G CMB-P108NU

[ VIII Test Run Mode ] - 179 -HWE09130 GB(2) Heating only operationOperationOutdoor unit modelPURY-P72TJMU-A PURY-P96TJMU-AModel name of BC controlle

[ VIII Test Run Mode ]- 180 -HWE09130 GBOperationOutdoor unit modelPURY-P120TJMU-A PURY-P144TJMU-AModel name of BC controller CMB-P104NU-G CMB-P108NU

[ I Read Before Servicing ]- 10 -HWE09130 GB[8] Vacuum Drying (Evacuation)1. Vacuum pump with a reverse-flow check valve (Photo1)To prevent the vacu

[ VIII Test Run Mode ] - 181 -HWE09130 GB2. 2-unit combination(1) Cooling only operationOperationOutdoor unit modelPURY-P168TSJMU-APURY-P96TJMU-A PUR

[ VIII Test Run Mode ]- 182 -HWE09130 GBOperationOutdoor unit modelPURY-P192TSJMU-APURY-P96TJMU-A PURY-P96TJMU-AModel name of BC controller CMB-P108N

[ VIII Test Run Mode ] - 183 -HWE09130 GBOperationOutdoor unit modelPURY-P216TSJMU-APURY-P120TJMU-A PURY-P96TJMU-AModel name of BC controller CMB-P10

[ VIII Test Run Mode ]- 184 -HWE09130 GBOperationOutdoor unit modelPURY-P240TSJMU-APURY-P120TJMU-A PURY-P120TJMU-AModel name of BC controller CMB-P10

[ VIII Test Run Mode ] - 185 -HWE09130 GBOperationOutdoor unit modelPURY-P264TSJMU-APURY-P144TJMU-A PURY-P120TJMU-AModel name of BC controller CMB-P1

[ VIII Test Run Mode ]- 186 -HWE09130 GBOperationOutdoor unit modelPURY-P288TSJMU-APURY-P144TJMU-A PURY-P144TJMU-AModel name of BC controller CMB-P10

[ VIII Test Run Mode ] - 187 -HWE09130 GB(2) Heating only operationOperationOutdoor unit modelPURY-P168TSJMU-APURY-P96TJMU-A PURY-P72TJMU-AModel name

[ VIII Test Run Mode ]- 188 -HWE09130 GBOperationOutdoor unit modelPURY-P192TSJMU-APURY-P96TJMU-A PURY-P96TJMU-AModel name of BC controller CMB-P108N

[ VIII Test Run Mode ] - 189 -HWE09130 GBOperationOutdoor unit modelPURY-P216TSJMU-APURY-P120TJMU-A PURY-P96TJMU-AModel name of BC controller CMB-P10

[ VIII Test Run Mode ]- 190 -HWE09130 GBOperationOutdoor unit modelPURY-P240TSJMU-APURY-P120TJMU-A PURY-P120TJMU-AModel name of BC controller CMB-P10

ii HWE09130 GBSafety PrecautionsBefore installing the unit, thoroughly read the following safety precautions.Observe these safety precautions for yo

[ I Read Before Servicing ] - 11 -HWE09130 GB7. NotesTo evacuate air from the entire systemApplying a vacuum through the check joints at the refrige

[ VIII Test Run Mode ] - 191 -HWE09130 GBOperationOutdoor unit modelPURY-P264TSJMU-APURY-P144TJMU-A PURY-P120TJMU-AModel name of BC controller CMB-P1

[ VIII Test Run Mode ]- 192 -HWE09130 GBOperationOutdoor unit modelPURY-P288TSJMU-APURY-P144TJMU-A PURY-P144TJMU-AModel name of BC controller CMB-P10

- 193 -HWE09130 GBIX Troubleshooting[1] Error Code Lists...

- 194 -

[ IX Troubleshooting ] - 195 -HWE09130 GBIX Troubleshooting[1] Error Code ListsError CodePrelimi-nary error codeError (prelim-inary) detail codeError

[ IX Troubleshooting ]- 196 -HWE09130 GB5102 1217 -Temperature sensor faultIndoor unit pipe tempera-ture (TH22)OOA processing unit pipe temperature (

[ IX Troubleshooting ] - 197 -HWE09130 GB5401 - - Temperature sensor fault O5701 - - Loose float switch connector O6201 - -Remote controller board f

[ IX Troubleshooting ]- 198 -HWE09130 GBThe last digit in the check error codes in the 4000's and 5000's and two-digit detail codes indicat

[ IX Troubleshooting ] - 199 -HWE09130 GB[2] Responding to Error Display on the Remote Controller1. Error CodeSerial communication error2. Error def

[ IX Troubleshooting ]- 200 -HWE09130 GB1. Error CodeSerial communication error2. Error definition and error detection methodSerial communication er

[ I Read Before Servicing ]- 12 -HWE09130 GB[9] Refrigerant Charging1. ReasonsR410A is a pseudo-azeotropic HFC blend (boiling point R32=-52°C[-62°F],

[ IX Troubleshooting ] - 201 -HWE09130 GB1. Error CodeDischarge temperature fault2. Error definition and error detection method1) If the discharge

[ IX Troubleshooting ]- 202 -HWE09130 GB1. Error CodeLow pressure fault 2. Error definition and error detection methodWhen starting the compressor f

[ IX Troubleshooting ] - 203 -HWE09130 GB1. Error CodeHigh pressure fault 1 (Outdoor unit)2. Error definition and error detection method1) If the

[ IX Troubleshooting ]- 204 -HWE09130 GB1. Error CodeHigh pressure fault 2 (Outdoor unit)2. Error definition and error detection methodIf the pressu

[ IX Troubleshooting ] - 205 -HWE09130 GB1. Error CodeDrain sensor submergence (Models with a drain sensor)2. Error definition and error detection m

[ IX Troubleshooting ]- 206 -HWE09130 GB1. Error CodeDrain sensor submergence (Models with a float switch)2. Error definition and error detection me

[ IX Troubleshooting ] - 207 -HWE09130 GB1. Error CodeDrain pump fault (Models with a drain sensor)2. Error definition and error detection method1)

[ IX Troubleshooting ]- 208 -HWE09130 GB1. Error CodeDrain pump fault (Models with a float switch)2. Error definition and error detection method1)

[ IX Troubleshooting ] - 209 -HWE09130 GB1. Error CodeDrain sensor (Thd) fault2. Error definition and error detection methodIf the open or short ci

[ IX Troubleshooting ]- 210 -HWE09130 GB1. Error CodeWater leakage2. Cause, check method and remedyCheck that water does not leak from the pipes in

[ I Read Before Servicing ] - 13 -HWE09130 GB[11] Characteristics of the Conventional and the New Refrigerants1. Chemical propertyAs with R22, the ne

[ IX Troubleshooting ] - 211 -HWE09130 GB1. Error CodeOut-of-range outside air temperature 2. Error definition and error detection methodWhen the t

[ IX Troubleshooting ]- 212 -HWE09130 GB1. Error CodeOpen phase2. Error definition and error detection methodAn open phase of the power supply (L1

[ IX Troubleshooting ] - 213 -HWE09130 GB1. Error CodeOpen phase2. Error definition and error detection methodAn open phase of the power supply (L1

[ IX Troubleshooting ]- 214 -HWE09130 GB1. Error Code<Transmission power supply fault Error detail code FF (Outdoor unit)>2. Error definition

[ IX Troubleshooting ] - 215 -HWE09130 GB1. Error CodeIndoor unit fan operation error2. Error definition and error detection method1) During opera

[ IX Troubleshooting ]- 216 -HWE09130 GB1. Error CodePower supply signal sync error2. Error definition and error detection methodThe frequency canno

[ IX Troubleshooting ] - 217 -HWE09130 GB1. Error CodeRPM error/Motor error 2. Error definition and error detection methodLOSSNAYThe motor keep ru

[ IX Troubleshooting ]- 218 -HWE09130 GB1. Error CodeAbnormal bus voltage drop (Detail code 108)2. Error definition and error detection methodIf Vdc

[ IX Troubleshooting ] - 219 -HWE09130 GB1. Error CodeAbnormal bus voltage drop (Detail code 108)2. Error definition and error detection methodIf Vd

[ IX Troubleshooting ]- 220 -HWE09130 GB1. Error CodeAbnormal bus voltage rise (Detail code 109)2. Error definition and error detection methodIf Vdc

[ I Read Before Servicing ]- 14 -HWE09130 GB[12] Notes on Refrigerating Machine Oil1. Refrigerating machine oil in the HFC refrigerant systemHFC typ

[ IX Troubleshooting ] - 221 -HWE09130 GB1. Error CodeVDC error (Detail code 110)2. Error definition and error detection methodBus voltage abnormali

[ IX Troubleshooting ]- 222 -HWE09130 GB1. Error CodeLogic error (Detail code 111)2. Error definition and error detection methodH/W errorIf only the

[ IX Troubleshooting ] - 223 -HWE09130 GB1. Error CodeLogic error (Detail code 111)2. Error definition and error detection methodH/W errorIf only th

[ IX Troubleshooting ]- 224 -HWE09130 GB1. Error CodeHeatsink overheat protection2. Error definition and error detection methodWhen the heat sink te

[ IX Troubleshooting ] - 225 -HWE09130 GB1. Error CodeHeatsink overheat protection2. Error definition and error detection methodWhen the heat sink t

[ IX Troubleshooting ]- 226 -HWE09130 GB1. Error CodeOverload protection2. Error definition and error detection methodIf the output current of "

[ IX Troubleshooting ] - 227 -HWE09130 GB1. Error CodeOverload protection2. Error definition and error detection methodIf the output current of &qu

[ IX Troubleshooting ]- 228 -HWE09130 GB1. Error CodeIPM error (Detail code 101)2. Error definition and error detection methodIn the case of 4250P72

[ IX Troubleshooting ] - 229 -HWE09130 GB1. Error CodeIPM error (Detail code 101)2. Error definition and error detection methodIn the case of 4250Ov

[ IX Troubleshooting ]- 230 -HWE09130 GB1. Error CodeDCCT overcurrent (H/W detection) (Detail code 103)Instantaneous overcurrent (Detail code 106)Ove

- 15 -HWE09130 GBII Restrictions[1] System configuration ...

[ IX Troubleshooting ] - 231 -HWE09130 GB1. Error CodeInstantaneous overcurrent (Detail code 106)Overcurrent (effective value) (Detail code 107)2. E

[ IX Troubleshooting ]- 232 -HWE09130 GB1. Error CodeOvercurrent error due to short-circuited motor (Detail code 105)2. Error definition and error d

[ IX Troubleshooting ] - 233 -HWE09130 GB1. Error CodeReturn air temperature sensor (TH21) fault (Indoor unit)Return air temperature sensor (TH4) fau

[ IX Troubleshooting ]- 234 -HWE09130 GB1. Error CodeHeat exchanger outlet temperature sensor (TH3) fault (Outdoor unit)Discharge temperature sensor

[ IX Troubleshooting ] - 235 -HWE09130 GB1. Error CodeHeatsink temperature sensor (THHS) fault (Detail code 01)2. Error definition and error detecti

[ IX Troubleshooting ]- 236 -HWE09130 GB1. Error CodeLiquid inlet temperature sensor (TH11) fault (BC controller)Bypass outlet temperature sensor (TH

[ IX Troubleshooting ] - 237 -HWE09130 GB1. Error CodeHigh-pressure sensor fault (63HS1)2. Error definition and error detection methodIf the high p

[ IX Troubleshooting ]- 238 -HWE09130 GB1. Error CodeHigh-pressure sensor fault (Outdoor unit HPS/BC controller PS1)Intermediate pressure sensor faul

[ IX Troubleshooting ] - 239 -HWE09130 GB1. Error CodeACCT sensor fault (Detail code 115)2. Error definition and error detection methodWhen the form

[ IX Troubleshooting ]- 240 -HWE09130 GB1. Error CodeACCT sensor fault (Detail code 115)2. Error definition and error detection methodWhen the formu

- 16 -

[ IX Troubleshooting ] - 241 -HWE09130 GB1. Error CodeDCCT sensor circuit fault (Detail code118)2. Error definition and error detection methodWhen a

[ IX Troubleshooting ]- 242 -HWE09130 GB1. Error CodeOpen-circuited IPM/Loose ACCT connector (Detail code 119)2. Error definition and error detectio

[ IX Troubleshooting ] - 243 -HWE09130 GB1. Error CodeFaulty ACCT wiring (Detail code 120)2. Error definition and error detection methodPresence of

[ IX Troubleshooting ]- 244 -HWE09130 GB1. Error CodeTemperature sensor fault2. Error definition and error detection methodA short-circuit or an op

[ IX Troubleshooting ] - 245 -HWE09130 GB1. Error CodeLoose float switch connector2. Error definition and error detection methodDetection of the dis

[ IX Troubleshooting ]- 246 -HWE09130 GB1. Error CodeAddress overlaps2. Error definition and error detection methodAn error in which signals from mo

[ IX Troubleshooting ] - 247 -HWE09130 GB1. Error CodeTransmission processor hardware error2. Error definition and error detection methodAlthough &q

[ IX Troubleshooting ]- 248 -HWE09130 GB1. Error CodeTransmission line bus busy error 2. Error definition and error detection methodGenerated error

[ IX Troubleshooting ] - 249 -HWE09130 GB1. Error CodeNo ACK error2. Error definition and error detection methodThe error is detected when no acknow

[ IX Troubleshooting ]- 250 -HWE09130 GB1. Error CodeNo ACK error2. Error definition and error detection methodThe error is detected when no acknowl

[ II Restrictions ] - 17 -HWE09130 GBII Restrictions[1] System configuration1. Table of compatible indoor unitsThe table below summarizes the types o

[ IX Troubleshooting ] - 251 -HWE09130 GB1. Error CodeNo ACK error2. Error definition and error detection methodThe error is detected when no acknow

[ IX Troubleshooting ]- 252 -HWE09130 GB1. Error CodeNo ACK error2. Error definition and error detection methodThe error is detected when no acknowl

[ IX Troubleshooting ] - 253 -HWE09130 GB1. Error CodeNo ACK error2. Error definition and error detection methodThe error is detected when no acknow

[ IX Troubleshooting ]- 254 -HWE09130 GB1. Error CodeNo ACK error2. Error definition and error detection methodThe error is detected when no acknowl

[ IX Troubleshooting ] - 255 -HWE09130 GB1. Error CodeNo ACK error2. Error definition and error detection methodThe error is detected when no acknow

[ IX Troubleshooting ]- 256 -HWE09130 GB1. Error CodeNo ACK error2. Error definition and error detection methodThe error is detected when no acknowl

[ IX Troubleshooting ] - 257 -HWE09130 GB1. Error CodeNo ACK error2. Error definition and error detection methodThe error is detected when no acknow

[ IX Troubleshooting ]- 258 -HWE09130 GB1. Error CodeNo response error2. Error definition and error detection methodWhen no response command is ret

[ IX Troubleshooting ] - 259 -HWE09130 GB1. Error CodeMA controller signal reception error (No signal reception)2. Error definition and error detect

[ IX Troubleshooting ]- 260 -HWE09130 GB1. Error CodeMA remote controller signal transmission error (Synchronization error)2. Error definition and e

[ II Restrictions ]- 18 -HWE09130 GB[2] Types and Maximum allowable Length of Cables1. Wiring work (1) Notes1) Have all electrical work performed b

[ IX Troubleshooting ] - 261 -HWE09130 GB1. Error CodeMA remote controller signal transmission error (Hardware error)2. Error definition and error d

[ IX Troubleshooting ]- 262 -HWE09130 GB1. Error CodeMA controller signal reception error (Start bit detection error)2. Error definition and error d

[ IX Troubleshooting ] - 263 -HWE09130 GB1. Error CodeTotal capacity error2. Error definition and error detection methodThe model total of indoor un

[ IX Troubleshooting ]- 264 -HWE09130 GB1. Error CodeCapacity code setting error2. Error definition and error detection method Connection of incompa

[ IX Troubleshooting ] - 265 -HWE09130 GB1. Error CodeWrong number of connected units2. Error definition and error detection method The number of co

[ IX Troubleshooting ]- 266 -HWE09130 GB1. Error CodeAddress setting error2. Error definition and error detection methodErroneous setting of OC unit

[ IX Troubleshooting ] - 267 -HWE09130 GB1. Error CodePort setting error2. Error definition and error detection methodThe port with wrong number is

[ IX Troubleshooting ]- 268 -HWE09130 GB1. Error CodeConnection information signal transmission/reception error2. Error definition and error detecti

[ IX Troubleshooting ] - 269 -HWE09130 GB1. Error CodeFunction setting error (incorrect resistor connection)2. Error source, cause, check method and

[ IX Troubleshooting ]- 270 -HWE09130 GB1. Error CodeModel setting error2. Error source, cause, check method and remedy7117Error source Cause Check

[ II Restrictions ] - 19 -HWE09130 GB2) Remote controller wiring*1 MA remote controller refers to MA remote controller (PAR-20MAU, PAR-21MAA), MA

[ IX Troubleshooting ] - 271 -HWE09130 GB1. Error CodeIncompatible unit combination2. Error definition and error detection methodThe check code will

[ IX Troubleshooting ]- 272 -HWE09130 GB-1- Troubleshooting according to the remote controller malfunction or the external input errorIn the case of

[ IX Troubleshooting ] - 273 -HWE09130 GBIn the case of MA remote controller2. PhenomenaWhen the remote controller operation SW is turned on, the ope

[ IX Troubleshooting ]- 274 -HWE09130 GBIn the case of MA remote controller3. Phenomena"HO" or "PLEASE WAIT" display on the remot

[ IX Troubleshooting ] - 275 -HWE09130 GBFlow chartEven if the operation button on the remote controller is pressed, the indoor and the outdoor units

[ IX Troubleshooting ]- 276 -HWE09130 GBIn case of ME remote controller1. PhenomenaEven if the operation button on the remote controller is pressed,

[ IX Troubleshooting ] - 277 -HWE09130 GBIn case of ME remote controller2. PhenomenaWhen the remote controller operation SW is turned on, a temporary

[ IX Troubleshooting ]- 278 -HWE09130 GBIn case of ME remote controller3. Phenomena"HO" display on the remote controller does not disappear

[ IX Troubleshooting ] - 279 -HWE09130 GBIn case of ME remote controller4. Phenomena"88" appears on the remote controller when the address

[ IX Troubleshooting ]- 280 -HWE09130 GBBoth for MA remote controller and ME remote controller1. PhenomenaAlthough cooling operation starts with the

[ II Restrictions ]- 20 -HWE09130 GB2. M-NET Address settings(1) Address settings tableThe need for address settings and the range of address settin

[ IX Troubleshooting ] - 281 -HWE09130 GBCause Check method and remedy4. Long piping lengthThe cooling capacity varies greatly depending on the press

[ IX Troubleshooting ]- 282 -HWE09130 GB2. PhenomenaAlthough heating operation starts with the normal remote controller display, the capacity is not

[ IX Troubleshooting ] - 283 -HWE09130 GBCause Check method and remedy2. Indoor unit LEV malfunctionInsufficient refrigerant flows due to LEV malfunc

[ IX Troubleshooting ]- 284 -HWE09130 GB3. PhenomenaOutdoor unit stops at times during operation.(1) Cause, check method and remedyCause Check metho

[ IX Troubleshooting ] - 285 -HWE09130 GB[3] Investigation of Transmission Wave Shape/Noise1. M-NET transmissionControl is performed by exchanging si

[ IX Troubleshooting ]- 286 -HWE09130 GB(3) Check method and remedy1) Measures against noiseCheck the followings when noise exists on the wave or

[ IX Troubleshooting ] - 287 -HWE09130 GB2. MA remote controller transmissionThe communication between the MA remote controller and the indoor unit

[ IX Troubleshooting ]- 288 -HWE09130 GB[4] Troubleshooting Principal Parts-1- High-Pressure Sensor (63HS1, PS1, PS3)1. Compare the pressure that is

[ IX Troubleshooting ] - 289 -HWE09130 GB-2- Low-Pressure Sensor (63LS)1. Compare the pressure that is detected by the low pressure sensor, and the

[ IX Troubleshooting ]- 290 -HWE09130 GB-3- Solenoid ValveCheck whether the output signal from the control board and the operation of the solenoid va

iiHWE09130 GBWARNINGSecurely attach the terminal block cover (panel) to the unit.If the terminal block cover (panel) is not installed properly, dust a

[ II Restrictions ] - 21 -HWE09130 GBUnit or controller Sym-bolAddress setting rangeSetting method Factory address settingSystem controllerGroup remo

[ IX Troubleshooting ] - 291 -HWE09130 GBST1CV8aCV6aTH7TH3SV4aSV4bSV4dTH6CV9aCV10aSV5bCV4aCV2aCV7aCV3a CV5aHEXSolenoid Valves BlockBV1BV2SV5cRefriger

[ IX Troubleshooting ]- 292 -HWE09130 GB123456123456Pin-face toolSV4dSV4dSV4cSV4bSV4aValveSolenoid valveSolenoid valve coilPin-face toolTightening to

[ IX Troubleshooting ] - 293 -HWE09130 GB123452345ST1CV8aCV6aTH7TH3SV4aSV4bSV4dTH6CV9aCV5aSV5bCV4aCV2aCV7aCV6bCV5bHEX1SV4cBV1BV2SV5cCV3aCV7bCV2bCV4bH

[ IX Troubleshooting ]- 294 -HWE09130 GB(5) In the case of SV5b (Bypass valve) This solenoid valve closes when energized (when the relay is on).This

[ IX Troubleshooting ] - 295 -HWE09130 GB-4- Outdoor Unit Fan(1) Fan motorTo check the revolution of the fan, check the inverter output state on the

[ IX Troubleshooting ]- 296 -HWE09130 GBYESYESYESYESYESNONONONOReplace the control board.Replace 52F.Is the wiring between the FAN board, 52F, and fa

[ IX Troubleshooting ] - 297 -HWE09130 GB-5- LEVLEV operationLEV are stepping-motor-driven valves that operate by receiving the pulse signals from th

[ IX Troubleshooting ]- 298 -HWE09130 GB(2) Judgment methods and possible failure modeMalfunction modeJudgment method RemedyMicrocomputer driver cir

[ IX Troubleshooting ] - 299 -HWE09130 GB-6- Troubleshooting Principal Parts of BC Controller1. Pressure sensorTroubleshooting flow chart for pressur

[ IX Troubleshooting ]- 300 -HWE09130 GB1) BC controller: Phenomena when the pressure sensor is connected wrongly (reverse connection of P1 and P3)

[ II Restrictions ]- 22 -HWE09130 GB(2) Power supply switch connector connection on the outdoor unit(Factory setting: The male power supply switch c

[ IX Troubleshooting ] - 301 -HWE09130 GB2. Temperature sensorPull out the thermistor connector in trouble from the board.Measure the temperature of

[ IX Troubleshooting ]- 302 -HWE09130 GB1) For the connectors on the board, TH11 and TH12 are connected to CN10, and TH15 and TH16 are connected to

[ IX Troubleshooting ] - 303 -HWE09130 GB3. Troubleshooting flow chart for LEV Solenoid valve(1) LEVCheck whether the electric expansion valve and th

[ IX Troubleshooting ]- 304 -HWE09130 GB1) BC controller: Phenomena when LEV is connected wrongly (reverse connection of LEV1 and LEV3) to the boar

[ IX Troubleshooting ] - 305 -HWE09130 GBSelf-diagnosis LED12345678910ON12345678910ON12345678910ON12345678910ON12345678910ON12345678910ON12345678910O

[ IX Troubleshooting ]- 306 -HWE09130 GBTroubleshooting flow chart for solenoid valve body665432154321251346ToLEVLED10 kStartBrownRedBlueOrangeYellow

[ IX Troubleshooting ] - 307 -HWE09130 GB(2) Solenoid valve (SVA, SVB, SVC)Stop the operation of the applied BC remote controller system.Faulty judg

[ IX Troubleshooting ]- 308 -HWE09130 GBCheck whether the BC board output signal corresponds with the solenoid valve operation correspond.1) SVA, S

[ IX Troubleshooting ] - 309 -HWE09130 GB4. BC controller transformer* Before measuring the resistance, pull out the connector.Normal AbnormalCNTR(1

[ IX Troubleshooting ]- 310 -HWE09130 GB-7- Inverter (TJMU-A)Replace only the compressor if only the compressor is found to be defective. (Overcurre

[ II Restrictions ] - 23 -HWE09130 GB(5) Various start-stop controls (Indoor unit settings)Each indoor unit (or group of indoor units) can be contro

[ IX Troubleshooting ] - 311 -HWE09130 GBError display/failure condition Measure/inspection item[1] Inverter related errors4250, 4255, 4220, 4225, 42

[ IX Troubleshooting ]- 312 -HWE09130 GB(2) Inverter output related troublesItems to be checked Phenomena Remedy[1]Check the INV board error detecti

[ IX Troubleshooting ] - 313 -HWE09130 GBItems to be checked Phenomena Remedy[3]Check whether the inverter is damaged.(No load)<P72 model> 1) I

[ IX Troubleshooting ]- 314 -HWE09130 GB[4]Check whether the inverter is damaged.(During com-pressor opera-tion)Put the outdoor unit into oper-ation.

[ IX Troubleshooting ] - 315 -HWE09130 GB(3) Trouble treatment when the main power breaker is tripped.Items to be checked Phenomena Remedy[1] Perfor

[ IX Troubleshooting ]- 316 -HWE09130 GB(4) Simple checking procedure for individual components of main inverter circuitBefore checking, turn the pow

[ IX Troubleshooting ] - 317 -HWE09130 GB(5) Intelligent power module (P96, P120, P144 models)Measure resistances between each pair of terminals on

[ IX Troubleshooting ]- 318 -HWE09130 GB(6) Diode stack (P96, P120, P144 models)Measure resistances between each pair of terminals on the diode stac

[ IX Troubleshooting ] - 319 -HWE09130 GBINV board external diagramFaston terminals have a locking function. Make sure the cable heads are securely l

[ IX Troubleshooting ]- 320 -HWE09130 GB-7- Inverter (YJMU-A)Replace only the compressor if only the compressor is found to be defective. Replace o

[ II Restrictions ]- 24 -HWE09130 GBCAUTION1) Wiring should be covered by insulation tube with supplementary insulation.2) Use relays or switches

[ IX Troubleshooting ] - 321 -HWE09130 GBError display/failure condition Measure/inspection item[1] Inverter related errors4250, 4255, 4220, 4225, 42

[ IX Troubleshooting ]- 322 -HWE09130 GB(2) Inverter output related troublesItems to be checked Phenomena Remedy[1]Check the INV board er-ror detect

[ IX Troubleshooting ] - 323 -HWE09130 GBItems to be checked Phenomena Remedy[4]Check whether the inverter is damaged.(During com-pressor opera-tion)

[ IX Troubleshooting ]- 324 -HWE09130 GB(3) Trouble treatment when the main power breaker is tripped(4) Trouble treatment when the main power earth

[ IX Troubleshooting ] - 325 -HWE09130 GB(5) Simple checking procedure for individual components of main inverter circuitBefore inspecting the inside

[ IX Troubleshooting ]- 326 -HWE09130 GBINV board external diagramJudgment value (reference)Black ( + )SC-P1 FT-N SC-L1 SC-L2 SC-L3Red (-)SC-P1 - - 5

[ IX Troubleshooting ] - 327 -HWE09130 GB-8- Control Circuit (TJMU-A)(1) Control power source function block1) PURY-P72TJMU-AOutdoor unit Power so

[ IX Troubleshooting ]- 328 -HWE09130 GB2) PURY-P96, P120, P144TJMU-A * MA remote controllers and ME remote controllers cannot be used together.(Bo

[ IX Troubleshooting ] - 329 -HWE09130 GB(2) Troubleshooting transmission power circuit of outdoor unit1) PURY-P72TJMU-ACheck the voltage between

[ IX Troubleshooting ]- 330 -HWE09130 GB2) PURY-P96, P120, P144TJMU-ADC24 ~ 30V YES NO NO NO NO Check the voltage at the indoor/outdoor transmissi

[ II Restrictions ] - 25 -HWE09130 GB(8) Demand control 1) General outline of controlDemand control is performed by using the external signal input

[ IX Troubleshooting ] - 331 -HWE09130 GB-8- Control Circuit (YJMU-A)(1) Control power source function block1) PURY-P72, P96, P120, P144YJMU-AOutdo

[ IX Troubleshooting ]- 332 -HWE09130 GB(2) Troubleshooting transmission power circuit of outdoor unit1) PURY-P72, P96, P120, P144YJMU-AYESYESYESY

[ IX Troubleshooting ] - 333 -HWE09130 GB[5] Refrigerant Leak1. Leak spot: In the case of extension pipe for indoor unit (Cooling season)1) Mount

[ IX Troubleshooting ]- 334 -HWE09130 GB3. Leak spot: In the case of extension pipe for indoor unit (Heating season)(1) Run all the indoor units in

[ IX Troubleshooting ] - 335 -HWE09130 GB[6] Compressor Replacement Instructions1. Compressor Replacement Instructions Transformerbox*1Follow the

[ IX Troubleshooting ]- 336 -HWE09130 GB Compressor cover (top) 4. Remove the compressor cover (top). 5. Remove the compressor wires, compressor

[ IX Troubleshooting ] - 337 -HWE09130 GBNO. Parts to be serviced1 Solenoid valve block ASSY (SV4a, SV4b, SV4d)2 Check valve (CV4a)3 Check valve (CV

[ IX Troubleshooting ]- 338 -HWE09130 GBHeat exchanger③⑦ A (φ12.7 [1/2"])④⑦ B(φ15.88 [5/8"])④⑦ C(φ19.05 [3/8"])① Coil cover, Solenoid

[ IX Troubleshooting ] - 339 -HWE09130 GB(2) Check valve (CV4a, CV6a, CV8a, CV9a, CV10a) replacement procedures① Remove the Solenoid valve block ASS

[ IX Troubleshooting ]- 340 -HWE09130 GBDetailed View of Part A②③ Brazing or debrazing pipesL(φ15.88 [5/8"])M(φ28.6 [1-1/8"])③ Check valve

[ II Restrictions ]- 26 -HWE09130 GB[4] Sample System ConnectionExamples of typical system connection are shown on pages [5] to [7]. Refer to the Ins

[ IX Troubleshooting ] - 341 -HWE09130 GB2. Solenoid valve block ASSY (SV4a, SV4b, SV4c, SV4d), Check valve (CV4a, CV6a, CV8a, CV9a, CV10a) replacem

[ IX Troubleshooting ]- 342 -HWE09130 GB④⑦ Brazing or debrazing pipes⑤ Removing Solenoid valve block ASSYE(φ28.6 [1-1/8"])F(φ9.52 [3/8"])

[ IX Troubleshooting ] - 343 -HWE09130 GB(2) Check valve (CV4a, CV6a, CV8a, CV9a, CV10a) replacement procedures① Remove the solenoid valve block ASS

[ IX Troubleshooting ]- 344 -HWE09130 GBDetailed View of Part A②③Brazing or debrazing pipesN(φ15.88 [5/8"])O(φ28.6 [1-1/8"])③Check valve r

[ IX Troubleshooting ] - 345 -HWE09130 GB3. Solenoid valve block ASSY (SV4a, SV4b, SV4d), Check valve (CV4a, CV6a, CV8a, CV9a) replacement instructi

[ IX Troubleshooting ]- 346 -HWE09130 GB* Refer to the next page for Check valve (CV4a, CV6a, CV8a, CV9a) replacement procedures. B AHeat exchangerCo

[ IX Troubleshooting ] - 347 -HWE09130 GB I(ø25.4[1”])2 3 J(ø15.88[5/8”])2 3 L(ø15.88[5/8”])2 3 K(ø19.05[3/4”])2 3 M(ø1

[ IX Troubleshooting ]- 348 -HWE09130 GBDetailed View of Part AAngle of the pipes when replacing CV8a,CV9a (Figure as viewed from point N)CV4aCV8aCV9

[ IX Troubleshooting ] - 349 -HWE09130 GB4. Solenoid valve (SV1a), Capillary tube ASSY (CP1) replacement instructions1. Applicable modelsPURY-P72TJM

[ IX Troubleshooting ]- 350 -HWE09130 GB[7] Servicing the BC controller1. Service panel2. Control box*Special care must be taken when replacing heavy

[ II Restrictions ] - 27 -HWE09130 GB

[ IX Troubleshooting ] - 351 -HWE09130 GB3. Thermistor (liquid pipe/gas pipe temperature detection)4. Pressure sensor*Special care must be taken whe

[ IX Troubleshooting ]- 352 -HWE09130 GB5. LEV6. Solenoid valveWork procedure Explanatory figure(1) Remove the service panel.(Refer to 1. 1) - 3)(2)

[ IX Troubleshooting ] - 353 -HWE09130 GB[8] Troubleshooting Using the Outdoor Unit LED Error DisplayIf the LED error display appear as follows while

- 354 -[ IX Troubleshooting ]GBHWE09130

- 355 -HWE09130 GBX LED Monitor Display on the Outdoor Unit Board[1] How to Read the LED on the Service Monitor ...

- 356 -

[ X LED Monitor Display on the Outdoor Unit Board ] - 357 -HWE09130 GBX LED Monitor Display on the Outdoor Unit Board[1] How to Read the LED on the S

[ X LED Monitor Display on the Outdoor Unit Board ]- 358 -HWE09130 GB3. Time data storage functionThe outdoor unit has a simple clock function that

[ X LED Monitor Display on the Outdoor Unit Board ]- 359 -HWE09130ILED Monitor D isplay on the Outdoor U nit BoardLED monitor displayCurrent dataNo.S

[ X LED Monitor Display on the Outdoor Unit Board ]- 360 -HWE0913011 1101000000External signal(Open input contact point)Contact point de-mandLow-nois

- 28 -[ II Restrictions ]GBHWE09130[5] An Example of a System to which an MA Remote Controller is connected1. System with one outdoor unit (automati

[ X LED Monitor Display on the Outdoor Unit Board ]- 361 -HWE0913024 0001100000Indoor unit thermo-statTop Unit No. 1 Unit No. 2 Unit No. 3 Unit No. 4

[ X LED Monitor Display on the Outdoor Unit Board ]- 362 -HWE0913045 1011010000 TH4 -99.9 to 999.9 A A The unit is [°C]46 0111010000 TH3 -99.9 to 999

[ X LED Monitor Display on the Outdoor Unit Board ]- 363 -HWE0913072 000100100073 100100100074 010100100075 110100100076 001100100077 101100100078 01

[ X LED Monitor Display on the Outdoor Unit Board ]- 364 -HWE0913094 0111101000 AK 0000 to 9999 A A95 1111101000 FAN 0000 to 9999 A A Fan output [ %

[ X LED Monitor Display on the Outdoor Unit Board ]- 365 -HWE09130117 1010111000COMP Operation timeUpper 4 digits0000 to 9999 A AThe unit is[ h ]118

[ X LED Monitor Display on the Outdoor Unit Board ]- 366 -HWE09130132 0010000100Relay out-put display BC(Main)Top SVM1 SVM2 SVM1b SVM2bBBottom133 101

[ X LED Monitor Display on the Outdoor Unit Board ]- 367 -HWE09130143 1111000100Relay out-put display BC(Sub2)Top SVA1 SVB1 SVC1 SVA2 SVB2 SVC2BBotto

[ X LED Monitor Display on the Outdoor Unit Board ]- 368 -HWE09130164 0010010100 BC(Sub2)TH12 -99.9 to 999.9 B165 1010010100 BC(Sub2)TH25-99.9 to 999

[ X LED Monitor Display on the Outdoor Unit Board ]- 369 -HWE09130178 0100110100 Error history 1 0000 to 9999 B B Address and error codes highlighted

[ X LED Monitor Display on the Outdoor Unit Board ]- 370 -HWE09130Data before errorNo.SW1ItemDisplayUnit(A, B) *1Remarks1234567890 LD1 LD2 LD3 LD4 LD

[ II Restrictions ] 29- 29 -HWE09130 GB(4) Wiring method1) Indoor/outdoor transmission lineDaisy-chain terminals M1 and M2 of the terminal block fo

[ X LED Monitor Display on the Outdoor Unit Board ]- 371 -HWE09130216 0001101100 TH4 -99.9 to 999.9 A A The unit is [°C]217 1001101100 TH3 -99.9 to 9

[ X LED Monitor Display on the Outdoor Unit Board ]- 372 -HWE09130243 1100111100244 0010111100245 1010111100246 0110111100247 1110111100248 000111110

[ X LED Monitor Display on the Outdoor Unit Board ]- 373 -HWE09130268 0011000010269 1011000010270 0111000010271 1111000010272 0000100010273 100010001

[ X LED Monitor Display on the Outdoor Unit Board ]- 374 -HWE09130294 0110010010COMP number of start-stop eventsUpper 4 digits0000 to 9999 A ACount-u

[ X LED Monitor Display on the Outdoor Unit Board ]- 375 -HWE09130Current dataNo.SW1ItemDisplayUnit(A, B)*1Remarks1234567890 LD1 LD2 LD3 LD4 LD5 LD6

[ X LED Monitor Display on the Outdoor Unit Board ]- 376 -HWE09130328 0001001010 329 1001001010 330 0101001010 BC(Main)LEV1 0000 to 2000 B331 110100

[ X LED Monitor Display on the Outdoor Unit Board ]- 377 -HWE09130Data on indoor unit systemNo.SW1ItemDisplayUnit(A, B) *1Remarks1234567890 LD1 LD2 L

[ X LED Monitor Display on the Outdoor Unit Board ]- 378 -HWE09130368 0000111010 IC18 Address/capacity code 0000 to 9999 0000 to 9999 B Displayed alt

[ X LED Monitor Display on the Outdoor Unit Board ]- 379 -HWE09130396 0011000110 IC46 Address/capacity code 0000 to 9999 0000 to 9999 B Displayed alt

[ X LED Monitor Display on the Outdoor Unit Board ]- 380 -HWE09130412 0011100110 IC5 Suction temperature -99.9 to 999.9 B The unit is [°C]413 1011100

- 30 -[ II Restrictions ]GBHWE091302. An example of a system with one outdoor unit to which 2 or more LOSSNAY units are connected (manual address se

[ X LED Monitor Display on the Outdoor Unit Board ]- 381 -HWE09130436 0010110110 IC29 Suction temperature -99.9 to 999.9 B The unit is [°C]437 101011

[ X LED Monitor Display on the Outdoor Unit Board ]- 382 -HWE09130464 0000101110 IC7 Liquid pipe temperature -99.9 to 999.9 B The unit is [°C]465 100

[ X LED Monitor Display on the Outdoor Unit Board ]- 383 -HWE09130492 0011011110 IC35 Liquid pipe temperature -99.9 to 999.9 B The unit is [°C]493 10

[ X LED Monitor Display on the Outdoor Unit Board ]- 384 -HWE09130Setting dataNo.SW1ItemDisplayUnit(A, B)*1Remarks1234567890 LD1 LD2 LD3 LD4 LD5 LD6

[ X LED Monitor Display on the Outdoor Unit Board ]- 385 -HWE09130Data on indoor unit systemNo.SW1ItemDisplayUnit(A, B) *1Remarks1234567890 LD1 LD2 L

[ X LED Monitor Display on the Outdoor Unit Board ]- 386 -HWE09130Data on indoor unit systemNo.SW1ItemDisplayUnit(A, B) *1Remarks1234567890 LD1 LD2 L

[ X LED Monitor Display on the Outdoor Unit Board ]- 387 -HWE09130Data on indoor unit systemNo.SW1ItemDisplayUnit(A, B)*1Remarks1234567890 LD1 LD2 LD

[ X LED Monitor Display on the Outdoor Unit Board ]- 388 -HWE09130600 0001101001 IC28SH -99.9 to 999.9 B The unit is [ °C ] 601 1001101001 IC29SH -99

[ X LED Monitor Display on the Outdoor Unit Board ]- 389 -HWE09130Data on indoor unit systemNo.SW1ItemDisplayUnit(A, B)*1Remarks1234567890 LD1 LD2 LD

[ X LED Monitor Display on the Outdoor Unit Board ]- 390 -HWE09130650 0101000101 IC28SC -99.9 to 999.9 B The unit is [ °C ] 651 1101000101 IC29SC -9

iiiiii HWE09130 GBPrecautions for handling units for use with R410ACAUTIONDo not use the existing refrigerant piping.A large amount of chlorine that

[ II Restrictions ] 31- 31 -HWE09130 GB(4) Wiring method1) Indoor/outdoor transmission lineDaisy-chain terminals M1 and M2 of the terminal block fo

[ X LED Monitor Display on the Outdoor Unit Board ]- 391 -HWE09130Setting dataNo.SW1ItemDisplayUnit(A, B)* 1Remarks1234567890 LD1 LD2 LD3 LD4 LD5 LD6

[ X LED Monitor Display on the Outdoor Unit Board ]- 392 -HWE09130688 0000110101 Current time 00:00 to 23:59 A A Hour: minute689 1000110101 Current

[ X LED Monitor Display on the Outdoor Unit Board ]- 393 -HWE09130702 0111110101 Time of error detection 7 00:00 to 23:59 A A Hour: minute703 111111

[ X LED Monitor Display on the Outdoor Unit Board ]- 394 -HWE09130Data on indoor unit systemNo.SW1ItemDisplayUnit(A, B)* 1Remarks1234567890 LD1 LD2 L

[ X LED Monitor Display on the Outdoor Unit Board ]- 395 -HWE09130741 1010011101 IC28 LEV opening 0000 to 9999 B Fully open: 2000742 0110011101 IC2

[ X LED Monitor Display on the Outdoor Unit Board ]- 396 -HWE09130769 1000000011 IC6 Operation mode0000 : Stop 0001 : Ventilation 0002 : Cooling

[ X LED Monitor Display on the Outdoor Unit Board ]- 397 -HWE09130797 1011100011 IC34 Operation mode0000 : Stop 0001 : Ventilation 0002 : Cooling

[ X LED Monitor Display on the Outdoor Unit Board ]- 398 -HWE09130825 1001110011 IC12 filter 0000 to 9999 B Hours since last mainte-nance [ h ]826 0

[ X LED Monitor Display on the Outdoor Unit Board ]- 399 -HWE09130853 1010101011 IC40 filter 0000 to 9999 B Hours since last mainte-nance [ h ]854

[ X LED Monitor Display on the Outdoor Unit Board ]- 400 -HWE09130Other types of dataNo.SW1ItemDisplayUnit(A, B) *1Remarks1234567890 LD1 LD2 LD3 LD4

- 32 -[ II Restrictions ]GBHWE091303. Group operation of units in a system with multiple outdoor units(1) Sample control wiring(2) Cautions1) ME r

[ X LED Monitor Display on the Outdoor Unit Board ]- 401 -HWE09130887 1110111011 888 0001111011 889 1001111011 890 0101111011 891 1101111011 892 0011

PURY-P72, P96, P120, P144T(Y)JMU-APURY-P168, P192, P216, P240, P264, P288T(Y)SJMU-AIssued in Mar. 2010 HWE09130Printed in JapanNew publication effecti

[ II Restrictions ] 33- 33 -HWE09130 GB(4) Wiring method1) Indoor/outdoor transmission lineSame as [5] 2.Shielded cable connectionSame as [5] 2.2)

- 34 -[ II Restrictions ]GBHWE091304. A system in which a system controller is connected to the transmission line for centralized control and which

[ II Restrictions ] 35- 35 -HWE09130 GB(4) Wiring method1) Indoor/outdoor transmission lineSame as [5] 2.Only use shielded cables.Shielded cable co

- 36 -[ II Restrictions ]GBHWE091305. An example of a system in which a system controller is connected to the indoor-outdoor transmission line (exce

[ II Restrictions ] 37- 37 -HWE09130 GB(4) Wiring method1) Indoor/outdoor transmission lineDaisy-chain terminals M1 and M2 of the terminal block fo

- 38 -[ II Restrictions ]GBHWE091306. A system with multiple BC controller connections (with a system controller connected to the centralized contro

[ II Restrictions ] 39- 39 -HWE09130 GB(4) Wiring method1) Indoor/outdoor transmission lineDaisy-chain terminals M1 and M2 of the terminal block fo

- 40 -[ II Restrictions ]GBHWE09130(5) Address setting methodThe outdoor units in the same refrigerant circuit are automatically designated as OC and

ivHWE09130 GBBefore installing the unitWARNINGDo not install the unit where a gas leak may occur.If gaseous refrigerant leaks and piles up around the

[ II Restrictions ] 41- 41 -HWE09130 GB

- 42 -[ II Restrictions ]GBHWE09130[6] An Example of a System to which an ME Remote Controller is connected(1) Sample control wiring(2) Cautions1)

[ II Restrictions ] 43- 43 -HWE09130 GB(4) Wiring method1) Indoor/outdoor transmission lineSame as [5] 2.Shielded cable connectionSame as [5] 2.2)

- 44 -[ II Restrictions ]GBHWE09130[7] An Example of a System to which both MA Remote Controller and ME Remote Controller are connected(1) Sample con

[ II Restrictions ] 45- 45 -HWE09130 GB(4) Wiring method1) Indoor/outdoor transmission lineSame as [5] 2.Shielded cable connectionSame as [5] 2.2)

- 46 -[ II Restrictions ]GBHWE09130(5) Address setting methodThe outdoor units in the same refrigerant circuit are automatically designated as OC and

[ II Restrictions ] - 47 -HWE09130 GB[8] Restrictions on Pipe Length(1) System that requires 16 BC controller ports or fewer <System with only the

[ II Restrictions ]- 48 -HWE09130 GB0102030405060700 5 10 15Pipe length between main BCcontroller and farthest indoor unit (m[ft])Height difference b

[ II Restrictions ] - 49 -HWE09130 GB(2) System that requires more than 16 BC controller ports or with multiple BC controllers <Outdoor unit P144

[ II Restrictions ]- 50 -HWE09130 GB1) A system that requires more than 16 BC controller ports requires two or three BC controllers (main and sub),

vv HWE09130 GBBefore installing the unit (moving and reinstalling the unit) and performing electrical workCAUTIONProperly ground the unit.Do not conne

[ II Restrictions ] - 51 -HWE09130 GB(3) System that requires more than 16 BC controller ports or with multiple BC controllers <Outdoor unit P16

[ II Restrictions ]- 52 -HWE09130 GB1) A system that requires more than 16 BC controller ports requires two or three BC controllers (main and sub),

[ II Restrictions ] - 53 -HWE09130 GB1. Refrigerant pipe size(1) Between outdoor unit and the first twinning pipe (Part A)(2) Between BC controller

[ II Restrictions ]- 54 -HWE09130 GB2. Connecting the BC controller(1) Size of the pipe that fits the standard BC controller portsP72 - P120 models*

[ II Restrictions ] - 55 -HWE09130 GB1) To connect P06 - P18 models of indoor units use the reducer that is supplied with the BC controller.2) To

[ II Restrictions ]- 56 -HWE09130 GB(2) Size of the pipe that fits the main BC controller portsP72 - P288 modelsThe ports of the BC controller accom

[ II Restrictions ] - 57 -HWE09130 GB(3) Size of the pipe that fits the sub BC controller portsThe ports of the BC controller accommodates the pipes

- 58 -[ II Restrictions ]GBHWE09130

- 59 -HWE09130 GBIII Outdoor Unit Components[1] Outdoor Unit Components and Refrigerant Circuit ...

- 60 -

viHWE09130 GBBefore the test runCAUTIONTurn on the unit at least 12 hours before the test run.Keep the unit turned on throughout the season. If the un

[ III Outdoor Unit Components ] - 61 -HWE09130 GBIII Outdoor Unit Components[1] Outdoor Unit Components and Refrigerant Circuit1. Front view of a ou

[ III Outdoor Unit Components ]- 62 -HWE09130 GB(2) PURY-P120, P144TJMU-APURY-P120, P144YJMU-AContactorboxContactorboxTransformer box(YJMU-A only)Tra

[ III Outdoor Unit Components ] - 63 -HWE09130 GB2. Refrigerant circuit(1) PURY-P72TJMU-APURY-P72YJMU-AHigh-pressure switch(63H1)Low pressure sensor(

[ III Outdoor Unit Components ]- 64 -HWE09130 GB(2) PURY-P96TJMU-APURY-P96YJMU-AHigh pressure check joint(CJ1)Low pressure check joint(CJ2)Refrigeran

[ III Outdoor Unit Components ] - 65 -HWE09130 GB(3) PURY-P120, P144TJMU-APURY-P120, P144YJMU-AThe YJMU model has a transformer box.Check valve (CV7b

[ III Outdoor Unit Components ]- 66 -HWE09130 GB[2] Control Box of the Outdoor Unit1. PURY-P72TJMU-A1) Exercise caution not to damage the bottom an

[ III Outdoor Unit Components ] - 67 -HWE09130 GB2. PURY-P96, P120, P144TJMU-A1) Exercise caution not to damage the bottom and the front panel of

[ III Outdoor Unit Components ]- 68 -HWE09130 GB3. PURY-P72, P96, P120, P144YJMU-A1) Exercise caution not to damage the bottom and the front panel

[ III Outdoor Unit Components ] - 69 -HWE09130 GB4. Transformer Box (PURY-P72, P96, P120, P144YJMU-A)Transformer(T03)Transformer(T02)

[ III Outdoor Unit Components ]- 70 -HWE09130 GB[3] Outdoor Unit Circuit Board1. Outdoor unit control boardCN332 Output 18VDC GND (Fan boar

CONTENTSHWE09130 GBI Read Before Servicing[1] Read Before Servicing...

[ III Outdoor Unit Components ] - 71 -HWE09130 GB2. M-NET board Power supply output for centralized control system (30VDC)

[ III Outdoor Unit Components ]- 72 -HWE09130 GB3. INV board(1) PURY-P72TJMU-AFaston terminals have a locking function. Make sure the cable heads are

[ III Outdoor Unit Components ] - 73 -HWE09130 GB(2) PURY-P96, P120, P144TJMU-AFaston terminals have a locking function. Make sure the cable heads a

[ III Outdoor Unit Components ]- 74 -HWE09130 GB(3) PURY-P72, P96, P120, P144YJMU-A1) Before inspecting the inside of the control box, turn off th

[ III Outdoor Unit Components ] - 75 -HWE09130 GB4. Fan board(1) PURY-P72, P96, P120, P144TJMU-ACNVDC Bus voltage input  N  P F01 Fuse 250VAC 15A LE

[ III Outdoor Unit Components ]- 76 -HWE09130 GB(2) PURY-P72, P96, P120, P144YJMU-ACNVDCBus voltage input N PCNINVInverter output W V

[ III Outdoor Unit Components ] - 77 -HWE09130 GB5. Noise Filter(1) PURY-P72TJMU-A GroundingTB21Input/output（L1）CN02Output L1 L2TB22Input/output（L2）T

[ III Outdoor Unit Components ]- 78 -HWE09130 GB(2) PURY-P96, P120, P144TJMU-A GroundingF3 Fuse 250VAC 6.3A R1,2 Rush current protection resistor TB

[ III Outdoor Unit Components ] - 79 -HWE09130 GB(3) PURY-P72, P96, P120, P144YJMU-ACN4Output(Rectified L2-L3 current) P NCN5Output(Rectified

[ III Outdoor Unit Components ]- 80 -HWE09130 GB[4] BC Controller Components1. CMB-P NU-G, GA, HA(1) Front(2) Rear view <G type>Liquid pipe

CONTENTSHWE09130 GBIX Troubleshooting[1] Error Code Lists...

[ III Outdoor Unit Components ] - 81 -HWE09130 GB(3) Rear view <GA type>(4) Rear view <HA type>TH12TH15TH16TH11SVM2SVM1LEV1LEV3LEV2PS1P

[ III Outdoor Unit Components ]- 82 -HWE09130 GB2. CMB-P NU-GB, HB(1) Front(2) Rear viewLiquid pipe (Indoor unit side)Gas pipe (Indoor unit side)TH

[ III Outdoor Unit Components ] - 83 -HWE09130 GB[5] Control Box of the BC Controller1. CMB-P1016NU-G, GA, HARelay boardTransformerTerminal block fo

[ III Outdoor Unit Components ]- 84 -HWE09130 GB[6] BC Controller Circuit Board1. BC controller circuit board (BC board)SW1SW2SW5SW6SW4

[ III Outdoor Unit Components ] - 85 -HWE09130 GB2. RELAY BOARD (RELAY 4 board)3. RELAY BOARD (RELAY 10 board)

- 86 -[ III Outdoor Unit Components ]GBHWE09130

- 87 -HWE09130 GBIV Remote Controller[1] Functions and Specifications of MA and ME Remote Controllers ... 89[2] Group

- 88 -

[ IV Remote Controller ] - 89 -HWE09130 GBIV Remote Controller[1] Functions and Specifications of MA and ME Remote ControllersThere are two types of

[ IV Remote Controller ]- 90 -HWE09130 GB[2] Group Settings and Interlock Settings via the ME Remote Controller1. Group settings/interlock settings&