Mitsubishi Electric PUHY-80TMU-A Especificaciones

AIR CONDITIONERS CITY MULTIModels PURY-80TMU, 100TMUCMB-104, 105, 106, 108, 1010, 1013, 1016NU-FService HandbookService Handbook PURY-80TMU, 100TMUCMB

–9–INV boardCNDC21-3 DC-325VCN15V2Power Outputfor IPM controlCNVCC4Power Output (5V)CNL2Choke coilCNVCC2Power Output1-2 30V, 1-3 30V4-6 12V, 5-6 5VCND

–99–Transmission processor hardwareerrorTransmission circuit bus-busy er-ror1 Collision of data transmission:Transmission can not be per-formed for 4~

–100–Checkingcode6606Meaning, detecting method Cause Checking method & Countermeasure1) Data is not properly transmitted dueto casual errouneous o

–101–Checkingcode6607Meaning, detecting methodNo ACK error When no ACK signal is detected in 6 continuous times with 30 second interval bytransmissio

–102–Checkingcode6607(continued)Meaning, detecting methodSystemcompo-sitionGeneratingunit addressDisplay oftroubleDetectingmethodCause Checking method

–103–Checkingcode6607(continued)Meaning, detecting methodSystemcompo-sitionGeneratingunit addressDisplay oftroubleDetectingmethodCause Checking method

–104–Checkingcode6607(continued)Meaning, detecting methodSystemcompo-sitionGeneratingunit addressDisplay oftroubleDetectingmethodCause Checking method

–105–Checking code Meaning, detecting method Cause Checking method & CountermeasureNo response errorThough acknowledgement of re-ceipt (ACK) is re

–106–1) Total capacity of indoor units in thesame refrigerant system exceedsthe following:2) Erroneous setting of OC model se-lector switch (SW3-10).1

–107–Checkingcode7102710571077111Meaning, detecting method Cause Checking method & CountermeasureConnected unit count overAddress setting error• E

–108–[4] LED Monitor Display(1) How to read LED for service monitorBy setting of DIP SW1-1 ~ 1-8, the unit operating condition can be observed with th

–10–G/A boardCNIPM1CN15V1CNDR1CNE CNDC1Power board

–109–E: E2 Contents stored in the E2PROM; M: Monitored by the IC through communications; E*: Stored in service memory.No SW1 Item Display Remarks12345

–110–No SW1 Item Display Remarks12345678910 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8212223242526272829303132333435363738394041424344454647484950511010100000011

–111–No SW1 Item Display Remarks12345678910 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8525354555657585960616263646566676869707172737475767778798081820010110000101

–112–When there is an error stop with No95-121,the data on error stops or the data immediately before the error postpone-ment stop, which is stored in

–113–No SW1 Item Display Remarks12345678910 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8112113114115116117118119120121122123124125126127128129130131132133134135136

–114–No SW1 Item Display Remarks12345678910 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8140141142143144145146147148149150151152153154155156157158159160161162163164

–115–No SW1 Item Display Remarks12345678910 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8166167168169170171172173174175176177178179180181182183184185186187188189190

–116–No SW1 Item Display Remarks12345678910 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8200201202203204205206207208209210211212213214215216217218219220221222223224

–117–No SW1 Item Display Remarks12345678910 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8229230231232233234235236237238239240241242243244245246247248249250251252253

–118–8 PREPARATION, REPAIRS AND REFRIGERANT REFILLING WHEN REPAIRINGLEAKS[1] Location of leaks: Extension piping or indoor units (when cooling) (Pump

–11–BC controllerCNTRCN02M-NETtransmissionCN03CN12Powersupply1 EARTH3 N5 LSW4 SW2 SW1SW5

–119–[3] Location of leaks: Extension piping or indoor units (Heating mode)1 Test run all indoor units in heating mode.1. With SW3-1 on the MAIN board

AIR CONDITIONERS CITY MULTIModels PURY-80TMU, 100TMUCMB-104, 105, 106, 108, 1010, 1013, 1016NU-FService HandbookService Handbook PURY-80TMU, 100TMUCMB

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

–12–RELAY 10 boardRELAY 4 board

–13–[2] Refrigerant Circuit Diagram and Thermal Sensor

–14–[3] Electrical Wiring Diagram1MCPN

–15–2 CMB-104·105·106NU-FF01250VAC6.3A FCMB-106NU-F ONLYCircuitboard(Symbol explanation)BC controller(Box internal layout)T5T4T6T1T3T21311231212123411

–16–3 CMB-108·1010NU-F

–17–4 CMB-1013·1016NU-F

–18–[4] Standard Operation Data1 CoolingOutdoor unitItemsPURY-80TMU PURY-100TMUIndoorOutdoorQuantityQuantity in operationModelMain pipeBranch pipeTota

–1–Contents1 PRECAUTIONS FOR DEVICES ... 3[1] Storage of Piping Material...

–19–2 HeatingOutdoor unitItemsPURY-80TMU PURY-100TMUIndoorOutdoorQuantityQuantity in operationModelMain pipeBranch pipeTotal piping length21.1˚C(70˚F)

–20–[5] Function of Dip SW and Rotary SW(1) Outdoor unitSWUSW1SW2SW3SW41~21~89~10123456789101234567891012345678910Unit address settingFor self diagnos

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

–22–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 ~ 48

–23–33333 TEST RUN[1] Before Test Run(1) Check points before test run1 Neither refrigerant leak nor loose power source/ transmission lines should be f

–24–(3) Check points for test run when mounting options(4) Attention for mounting drain water lifting-up mechanismCheck pointLocal remote controller d

–25–(5) Check points for system structureCheck points from installation work to test run.TroubleNot operate.Not cool (at cooling).Not heat (at heating

–26–ClassificationTransmissionlinePortion Check item1Limitation of transmission line length followed? For example,200m (656ft) or less (total length

–27–[2] Test Run MethodOperation procedure1Turn on universal power supply at least 12 hours before starting → Displaying “HO” on display panel for abo

–28–4GROUPING REGISTRATION OF INDOOR UNITS WITH M-NET REMOTE CONTROLLER(1) Switch function• The switch operation to register with the remote controlle

–2–Safety precautionsBefore installation and electric workBefore installing the unit, make sure you read allthe “Safety precautions”.The “Safety preca

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

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

–31–2) Method of retrieval/confirmation• Retrieval/confirmation of group registration information on indoor unit... 2The address of the i

–32–3) Method of deletion• Deletion of group registration information of indoor unit ... 4[Operation procedure]1 Wi

–33–4) Deletion of information on address not existing• Deletion of information on address not existing ...

–34–55555 CONTROL[1] Control of Outdoor Unit(1) Initial processing• When turning on power source, initial processing of microcomputer is given top pri

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

–36–(5) Oil return control (Electronic expansion valve <SLEV>)• Oil return LEV (SLEV) opening is dependent on compressor frequency and ambient t

–37–ModeConnection2000Superheatcontrol *160DifferentialPressure control*2200060LEV1LEV3*1*2*3SuperheatcontrolDifferentialpressure control–Control ever

–38–YESNOYESNOYESNONormal operationsTrouble observedStopStartBreakerturned onSet indoor ad-dress No. to remotecontrollerOperationmodeError modeCooling

–3–[1] Storage of Piping Material(1) Storage locationStore the pipes to be used indoors. (Warehouse at site or owner’s warehouse)Storing them outdoors

–39–(2) BC controllerNote : 1 Two error modes include indoor unit side trouble, BC controller trouble, and outdoor unit side trouble. In the case of i

–40–(3) Indoor unitYESNOYESNOYESNOYESNOYESNOYESNOYESNOYESNONormal operationsTrouble observedStopStartBreakerturned onOperation SWturned on1. Protectio

–41–(4) Cooling operationYESNOYESYESNONO1. Inverter output 0Hz2. Indoor unit LEV, oil return LEV,Subcool coil bypass LEV fullyclosed3. Solenoid valve

–42–YESYESNOYESYESNONONO(5) Heating operationNormal operationsDefrosting operationsStopTest run1. Indoor unit fan very low speedoperations2. Inverter

–43–YESNOYESYESNO(6) Dry operationNormal operationsThermostat ONStop1. Indoor unit fan stop2. Inverter output 0Hz3. Indoor unit LEV, oil return LEVcl

–44–Low pressure shell scroll typewith capacity control mechanismWinding resistance:Each phase 0.388Ω(20˚C(68˚F))Setting 2.94MPa (426psi)OFFR120=7.465

–45–Name Application Specification Check methodOutdoor unitSymbol(function)ThermistorSolenoidvalveLinearexpansionvalveLiquidleveldetectionswitchLinear

–46–Name Application Specification Check methodBC controllerSymbol(function)1273+tPressuresensorThermistorPS1PS3TH11(liquid inlettemperature)TH12(bypa

–47–[5] Resistance of Temperature SensorThermistor for low temperatureThermistor Ro= 15kΩ ± 3% (TH3 ~ 9) Thermistor R120 = 7.465kΩ ± 2% (TH1, 10)Rt =

–48–66666 REFRIGERANT AMOUNT ADJUSTMENTClarify relationship between the refrigerant amount and operating characteristics of CITY MULTI, and perform se

–4–[2] BrazingNo changes from the conventional method, but special care is required so that foreign matter (ie. oxide scale, water, dirt,etc.) does no

–49–(2) Refrigerant Volume Adjustment Operation1) Operating Characteristics Refrigerant VolumeCharacteristic items related to operating characteristic

–50–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 (

–51–(3) Refrigerant Amount Adjustment Mode Operations1 ProcedureDepending on the operating conditions, it may be necessary either to charge with suppl

–52–YESNOAdjustment starts.Start cooling operation of all indoorunits in a test run mode. Note 1Has thecompressor beenoperated for more than30min?Was

–53–1 Time required for recovering refrigerant from low pressure service port (minute)0.34~0.44 0.44~0.54 0.54~0.74(49.8~64) (64~78.2) (78.2~106.7)1 (

–54–77777 TROUBLESHOOTING[1] Principal PartsPressure Sensor(1) Judging Failure1) Check for failure by comparing the sensing pressure according to the

–55–Solenoid Valve (SV1~6)Check if the control board’s output signals and the operation of the solenoid valves match.Setting the self-diagnosis switch

–56–(d) The refrigerant flow is as following figure. Hot gas (high pressured) flows in cooling mode and cool gas/liquid(low pressured) flows in heatin

–57–Judgment methods and likely failure modeCaution:The specifications of the outdoor unit (outdoor LEV) and indoor unit (indoor LEV) differ. For this

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

–5–[3] Airtightness TestItems to be strictly observed :1. Pressurize the equipment with nitrogen up to the design pressure and then judge the equipmen

–59–Check Valves BlockThe refrigerant flow in the pipe 6, 7, 8 and 9 are depend on ON/OFF of the SV3, 4, 5 and 6.Please confirm by LED monitor display

–60–Intelligent Power Module (IPM)Measure resistances between each terminal of IPM with tester, and use the results for troubleshooting. Specifiedresi

–61–(2) Trouble and remedy of remote controllerSymptom Cause Checking method & countermeasure12Despite pressing ofremote controllerON/OFF switch,o

–62–Symptom Cause3 “HO” display on re-mote controller doesnot disappear andON/OFF switch isineffective.(Without using MELANS)1) Outdoor unit address i

–63–Symptom Cause Checking method & countermeasure4 “88” appears on re-mote controller atregistration andaccess remotecontrollera) Confirm the add

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

–65–(3) Investigation of transmission wave shape/noiseControl is performed by exchanging signals between outdoor unit, indoor unit and remote controll

–66–3) 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

–67–4) Treatment of Inverter and Compressor TroublesIf the compressor does not work when error codes 4240, 4250, 4340 or 4350 are detected, determine

–68–5) Troubleshooting at breaker trippingCheck items Measures to be taken 1 Check the breaker capacity. 2 Check for a short circuit or grounding in t

–6–SV block Fusible plugAccumulatorCV blockCompressor4-way valve22222 COMPONENT OF EQUIPMENT[1] Appearance of Components

–69–6) Individual Parts Failure Judgment Methods.Part Name Judgment MethodDiode Stack (DS) Refer to “Judging Diode Stack Failure.”Intelligent Power Mo

–70–Motor(Compressor)G/A boardRedUVWNPWhite BlueBlueCapacitor(C1)RedIPM

–71–(4) Troubleshooting the major components of the BC controller1) Pressure sensorPressure sensor troubleshooting flowCheck on the LED monitor dis-pl

–72–Note 1 :• Symptoms of incorrect i.e, reverse connection of PS1 and PS3 to BC controller boardNote 2 :• Check using LED monitor display switch (out

–73–2) Temperature SensorThermistor troubleshooting flowStartDisconnect applicable thermistorconnector from the board.Measure temperature of applicabl

–74–Note 1 :• Board connector CN10 corresponds to TH11 through TH14, while connectorCN11 corresponds to TH15 through TS15. Remove the applicable conne

–75–3) LEV, Solenoid Valve Troubleshooting FlowNo coolingNo heatingCheck disconnection or loosenessof connectors.Is there a problem?Operate in cooling

–76–1 LEVNote 1 :• Symptoms of incorrect connection to BC controller LEV boardImproper installation is the same for 1 and 2, so it is omitted here.Not

–77–665432154321251346BrownRedBlueOrangeYellowWhiteBrownRedBlueOrangeYellowWhiteToLEV10kΩ LED(Self-diagnostic monitor)Measured Data Signal OUTDOOR MAI

–78–2 Solenoid ValveChange thesolenoid valve.Change the controlboard.208-230V output?With the solenoid valve con-nector is disconnected from theboard,

–7–Controller Box

–79–Solenoid valves (SVA, SVB, SVC)Coordination signals output from the board and solenoid valve operations.Note 1 : (SVA, SVB, SVC)SVA, SVB and SVC a

–80–[2] BC Controller Disassembly Procedure(1) Service panelBe careful on removing heavy parts.Procedure Photos & Illustrations1. Remove the two s

–81–(2) Control BoxBe careful on removing heavy parts.Procedure Photos<CMB-P104, 105, 106NU-F>1. Removing the single screw that secures the elec

–82–(3) Thermistor (Liquid and gas piping temperature detection)Be careful when removing heavy parts.Procedure Photos1. Remove the service panel1 Use

–83–(5) LEVBe careful on removing heavy parts.Procedure Photos1. Remove the service panel. See (1)-1.2.3.4.2. Replace the applicable LEV.Important!1 W

–84–Check Code ListCheck Code Check Content0403 Serial transmission abnormality0900 Trial operation1102 Discharge temperature abnormality1111 Low pres

–85–Check Code Check Content6606 Communications with transmission processor abnormality6607 No ACK abnormality6608 No response abnormality6831 MA Not

–86–Checking code Meaning, detecting method Cause Checking method & CountermeasureSerialtransmissionabnormality0403If serial transmission cannot b

–87–Checking code Meaning, detecting method Cause Checking method & CountermeasureDischargetemperatureabnormality(Outdoor unit)11021. When 140˚C

–88–Checking code Meaning, detecting method Cause Checking method & Countermeasure13011302Low pressureabnoramlityHigh pressureabnoramlity 1(Outdoo

–8–MAIN boardCNS1 CNS2 CN40 CN41CNVCC3Power Sourcefor control 1-2 30V1-3 30V4-6 12V5-6 5VCN51Indication distance3-4 Compressor ON/OFF3-5 TroubleCNRS3S

–89–Checking code Meaning, detecting method Cause Checking method & Countermeasure130213681370LiquidsideIntermedi-ate sideHigh pressure abnoramlit

–90–Checking code Meaning, detecting method Cause Checking method15001501Insufficient refrigerant abnormality1.When discharge superheart 10 (18) deg i

–91–Checking code Meaning, detecting method Cause Checking method & Countermeasure1505250025022503SuctionpressureabnormalityLeakage (water)abnorma

–92–Checking code Meaning, detecting method Cause Checking method & Countermeasure41034115Reverse phaseabnormalityPower supplysync signalabnormali

–93–Checking code Meaning, detecting method Cause Checking method & Countermeasure41164200Fan speedabnormality(motorabnoramlity)VDCsensor/circuita

–94–42204230BusvoltageabnormalityRadiatorpaneloverheatprotection1 If VDC 220 V is de-tected during inverteroperation.If the cooling fan stays ONfor

–95–Checking code Meaning, detecting method Cause Checking method & Countermeasure42404250Over loadprotectionIPM alarmoutput /Bus voltageabnormali

–96–Checking code Meaning, detecting method Cause Checking method & Countermeasure4260510151055106510751105111Cooling fanabnormalityThermal sensor

–97–Checking code Meaning, detecting method Cause Checking method & Countermeasure5201520152035301Pressuresensorabnormality(outdoor unit)IDC senso

–98–(2) Communication/systemCheckingcode66006602Multiple address errorTransmission from units with thesame address is detected.Note:The address/attrib