139, IC24SC | Mitsubishi Electronics PURY-P400, P500YMF-C instruction

No	SW	Item				Display						Remarks

	1234567890		LD1	LD2	LD3	LD4		LD5	LD6	LD7	LD8

454	0110001110	IC23SC				-99.9~999.9

455	1110001110	IC24SC					↑

456	0001001110

457	1001001110

458	0101001110

459	1101001110

460	0011001110

461	1011001110

462	0111001110

463	1111001110

464	0000101110	IC17 LEV opening				0000~9999

465	1000101110	IC18 LEV opening					↑

466	0100101110	IC19 LEV opening					↑

467	1100101110	IC20 LEV opening					↑

468	0010101110	IC21 LEV opening					↑

469	1010101110	IC22 LEV opening					↑

470	0110101110	IC23 LEV opening					↑

471	1110101110	IC24 LEV opening					↑

472	0001101110

473	1001101110

474	0101101110

475	1101101110

476	0011101110

477	1011101110

478	0111101110

479	1111101110

480	0000011110	IC17 opeartion mode				0000: Stop
						0001: Fanning
481	1000011110	IC18 opeartion mode				0001: Fanning
481	1000011110	IC18 opeartion mode				0002: Cooling
						0003: Heating
482	0100011110	IC19 opeartion mode				0003: Heating
482	0100011110	IC19 opeartion mode				0004: Drying

483	1100011110	IC20 opeartion mode

484	0010011110	IC21 opeartion mode

485	1010011110	IC22 opeartion mode

486	0110011110	IC23 opeartion mode

487	1110011110	IC24 opeartion mode

488	0001011110

489	1001011110

490	0101011110

491	1101011110

492	0011011110

493	1011011110

494	0111011110

495	1111011110

496	0000111110	IC17 filter				0000~9999

497	1000111110	IC18 filter					↑

498	0100111110	IC19 filter					↑

–139–

Image 141

Mitsubishi Electronics PURY-P400, P500YMF-C specifications 139, IC24SC

PURY-P400, P500YMF-C specifications

Mitsubishi Electronics has long been a leader in the HVAC industry, known for its innovative technology and reliable performance. Among its notable offerings are the P500YMF-C and PURY-P400 models, designed to address the diverse needs of commercial and residential applications.

The Mitsubishi P500YMF-C is a high-performance outdoor unit that showcases energy efficiency and advanced refrigerant technology. It employs a sophisticated inverter-driven compressor, which optimizes energy usage by adjusting its speed based on the specific heating and cooling demands of the environment. This flexibility helps to minimize energy consumption while ensuring optimal comfort.

One of the standout features of the P500YMF-C is its ability to provide consistent heating and cooling even in extreme outdoor temperatures. The unit can operate effectively in low-temperature conditions, making it ideal for regions with harsh winters. Furthermore, the system is designed with a robust build, ensuring durability and longevity.

On the other hand, the PURY-P400 is an indoor multi-split system that complements the outdoor unit perfectly. It's designed for versatility and efficiency, capable of accommodating multiple indoor units connected to a single outdoor unit. This feature is particularly beneficial for larger spaces or buildings where different zones require individual climate control.

The PURY-P400 incorporates Mitsubishi's advanced filtration technology, which significantly improves indoor air quality. It features a multi-layer filtration system that effectively removes dust, allergens, and other particulates from the air, ensuring a healthier environment for occupants.

Both systems utilize R-32 refrigerant, which has a lower global warming potential compared to traditional refrigerants. This not only makes them more eco-friendly but also complies with emerging environmental regulations. The ease of installation and operation of these units is another noteworthy characteristic, with intuitive controls and user-friendly interfaces that facilitate seamless integration into existing systems.

In summary, the Mitsubishi P500YMF-C and PURY-P400 represent a fusion of technology, efficiency, and user-centric design. With a range of features aimed at enhancing performance and environmental sustainability, these models are an excellent choice for anyone looking to invest in a reliable and efficient HVAC system. Whether for residential or commercial use, Mitsubishi’s offerings continue to set the standard in comfort and efficiency.

Contents

Service Handbook Page Contents Carefully read the labels affixed to the main unit Safety precautions Do not use the existing refrigerant piping Be especially careful when managing the toolsUse liquid refrigerant to seal the system Use a vacuum pump with a reverse flow check valve Storage of Piping Material Reason Piping Machining Brazing When non-oxide brazing was usedItems to be strictly observed Reasons Airtightness Test VacuumingR22 leakage detector Dryer Charging of RefrigerantCylinder color identification R407C-Gray R410A-Pink Appearance of Components Outdoor unit PURY-P400·500YMF-CP400 Type P500 Type Controller Box 51C2 Module IPM BoardNoise filter Magnetic contactor 52C1 Capacitor C2, C3 52F Puhy / Pury Main board INV board Board Fancon boardCnpow Cnfan CNFC2 CNE CNDC1 SNB board Board Cntr BC controllerSW4 SW5 SW2 SW1 Earth Relay 10 board Relay 4 board SV8 SV7 ACC LEV3 SVM2 CMB-P108, 1010, 1013, 1016V-FAPS3 LEV1 SVM1 LEV3a TH25TH22 PURY-P400·500YMF-C Electrical Wiring Diagram SV7B SV7A SV7C SV8B SV8A SV8C CMB-P108·1010V-FA CMB-P1013·1016V-FA Symbol LEV3 CMB-P108V-FB Cooling operation Standard Operation DataPURY-P400YMF-C PURY-P500YMF-C DB/WB Heating operation Function of Dip SW and Rotary SW Ture Power is on Defrosting end temperaSWU SW3 Indoor unit DIP SW1 SW2 settingP40 P50 P63 Model P71 P80 P100 P125 P140 220V 240V SW4Function Before Test Run Check points before test runConnected indoor units Can be connected without a RP Local remote controller displays code No Check points for test run when mounting optionsBuilt-in optional parts Insulation pipe Check points for system structure PortionNot heat at heating CN40 on the Main board when the system is centralized Error stop, compressor troubleTurn on power source 12 hours before starting operations? Example, 200m or less total length 500m at the farthest Warm or cold air is blowing out Test Run Method Filter + Switch functionControlled Test RUN Description of registration/deletion/retrieval Attribute display of unit Group registration of indoor unit Registration procedure Press the switch for confirmation E Operation procedureSwitch G for the interlocked setting mode. See figure below No registration Deletion completed Case of group re Press the switch for confirmation F twice continuously Deletion of address not existing Initial processing Control of Outdoor Unit 1- 1 PURY-P400·500 YMF-CControl at staring Compressor capacity control SV6a Bypass capacity controlStop OFF SV1 Defrosting control Oil return control Electronic expansion valve Slev Judgement and control of refrigerant amount Control of liquid level detecting heater Heat exchanger TH9 Four-way valveAccumulator CS circuit Outdoor unit heat exchanger capacity control Control at initial starting Start of initial operation mode Step Initial start control timing chart End of initial operation mode 5 minutes ExampleExample Minutes 400 500 No Compressor Failure 48 % 65 % Emergency response operating mode Control of SVA, SVB and SVC Control of BC ControllerControl of SVM1 only FA type Control of LEV Operation Flow Chart Outdoor unitNormal operations Trouble observed Stop BC controller Operation No commandStart Normal operations Indoor unit Normal operations Test run Stop Cooling operationCooling operation Way valve OFF Indoor unit fan Operations Test run start Thermostat on Normal operations Defrosting operations Stop Test run Heating operation Thermostat on Dry operationThermostat on Inlet temp ˚C Same as those in cooling operations List of Major Component Functions MC1MC2 TH4 TH3TH5 TH6 CH3 CH2 Resistance of Temperature Sensor Adjustment and Judgement of Refrigerant Amount Operating Characteristics and Refrigerant AmountLow temperature than overload Control system Temperature Symptom Refrigerant Volume Additional Refrigerant Charge VolumePURY-P400YMF-C PURY-P500YMF-C Procedure Refrigerant Volume Adjustment Mode OperationTH1 SC11 SC16 Adjustment starts Turn all of switches Readjust YESSW1 OFF 18 kg 27 kg 31 kg Pipe Length Or less 60 ~ 90 m Principal Parts Connector GND Black Vout White Vcc DC5V RedPressure Sensor Judging Failure SW1 Solenoid Valve SV1~8LED SV3 SV4 SV5 SV6 Solenoid Valves Block1 SV8 CV7b Solenoid Valves BlockCV5b CV4b Check Valves Block1 Check Valves Block2 CV5b CV4b CV2b CV3bCheck Valves Block2 CV6b LEV Valve Closing and Valve Opening Operations Outdoor LEV Temperature is considerably low Temperature sensed by Thermistor liquid pipe temperatureCompared to the remote control’s Intake temperature display, it can Part a Diode stack Intelligent Power Module IPMTester ⊕ 10~50 Ω Tester After checking , if these are factors Check method and handlingCheck voltage between a and B NET transmission line break on the side of the room unit Power terminal block Voltage Verify the power Unit is removed PhenomenaMain board ----CNS1, CNVCC3 INV board----CNAC2, CNVCC1, CNL2 30V Check Procedure Case of M-NET remote controllerNo powering signal INV board CNS1, CNVCC3 Checking method & countermeasure Case Melans is not used Transmission line Wiring miss Door unit M-NET 17 ~ 30V? Normal in case of 10V ~ Melans CNR, CNAC2 Investigation of transmission wave shape/noise Method ForwiringChecking Earthing If the problem is solved and you connect Disconnected wires should Insulation resistance 2MΩ or moreAgain, replace the compressor Vidual Parts Failure Judgment Methods TB1B~CNPOW, CNFAN~CN04~CNMF TB1A~NF~TB1B~CNTR1~T01~CNTRCNFAN~52F~CN05~CNMF CNFC1~CNFC2 IPM 20~60Ω AC Current sensor Acct A1-A2 Black Capacitor C2,C3 Board Red Motor Compressor Red White Black Pressure sensor Pressure sensor troubleshooting flow Troubleshooting the major components of the BC controllerStart OK? HPS Problem No abnormality Temperature Sensor Thermistor troubleshooting flow Temperature sensor resistance graph Temperature ˚CResistance value Thermistor R o=15 k Ω Rt=15exp 273+t LEV, Solenoid Valve Troubleshooting Flow LEV Subcool Solenoid Valve Troubleshooting Flow Output superheat BC controllerIntermediate subcool BC controller liquid Solenoid Valve Disconnect the connector before measurement SVM is turned on and off in accordance with operation modeSVM1 Normal Malfunction BC Controller Disassembly Procedure Service panelControl Box Be careful when removing heavy parts Procedure Thermistor Liquid and gas piping temperature detection100 Ler panel TH11 TH12 CN10 TH15, TH16 CN11 LEV 101Solenoid Valve Coil LEV3 LEV1 102 103 Mechanical CNRS2 CNRS3CNAC2 TB1B 105 106 LEV3 SVM BCSVM1 LEV3 LEV3 SVM SVA BC 107 108 LEV3 SVMSVA SV3~8 Slev 109 Once vacuum operation protection is 110Indoor and outdoor units by oper 2502 Drain pump 111 TB1A~NF~TB1B~CNTR1~F3~T01~CNTR 112 VDCTB1A~NF~TB1B, TB1B~DS~52C MF1~CNFAN 113 114 TH HS 115Thhs TH5 TH8 116 CNDR2-CNDR1IPM-MC1 117 On, the wave shape is changed and the error is detected Error118 Communication/system 119 Checking method and processing ErrorTransmission circuit bus-busy er → Noise if existed, check the noise 120 Communication trouble between Faulty generating controller Remote No reply Faulty transmission wiring at IC unit side Shut down OC unit power source,Generating Display Detecting More, and make them again 122 123 124 125 System error 126 LED Monitor Display How to read LED for service monitor127 Comp LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 128Comp COMP1 TH2 TH3 TH4 TH5 TH6 TH7 129 130 LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 131 132 IC16SC 133 134 135 136 137 IC24SH 138 IC24SC 139 140 141 SC16 LED monitor switch Location of leaks Outdoor unit Cooling modeStop all indoor units and the compressor Check that all indoor units have been stopped Location of leaks Outdoor unit when heating 144 LPS 145 Service Handbook PURY-P400, P500YMF-C