Mitsubishi MUY-A15NA Скачать руководство пользователя страница 58

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294-370V DC
Output

(Red)

(White)

Connect to the compressor
Voltage among phases: 5V to 180V

Connect to
the earth

CN5
Primary current detection
(Connect to the noise filter)

CN2
Connect to the controller board
(+)1-5(–): Signal transmission (To electronic control P.C. board)

5V DC pulse wave

(+)2-5(–): Zero cross signal

3-4 : Not used

(+)6-5(–): 15V
(+)7-5(–): 15V

(+)

(–)

Signal
reception
(From
electronic
control P.C.
board)
5V DC
pulse wave

)

CN3
Fin temperature thermistor RT64

MUZ-A24NA

MUY-A24NA

5. Outdoor power board

OB451--2.qxp 06.3.29 9:49 AM Page 58

Содержание MUY-A15NA

Страница 1: ...K PAGE Wireless type Models MUZ A09NA MUZ A09NA MUZ A12NA MUZ A12NA MUZ A15NA MUZ A15NA MUZ A17NA MUZ A17NA MUZ A24NA MUZ A24NA MUY A15NA MUY A17NA MUY A24NA U1 U1 U1 U1 U1 No OB451 SPLIT TYPE HEAT PU...

Страница 2: ...e MUZ09UN MUZ A09NA MUZ12UN MUZ A12NA MUH15TN MUZ A15NA MUH17TN MUZ A17NA MUH24WN MUZ A24NA MU15TN MUY A15NA MU17TN MUY A17NA MU24WN MUY A24NA 1 Outdoor unit model has been changed 2 Control method be...

Страница 3: ...le for R410A Yes Substitutable for R410A No 1 2in and 5 8in 1 Tools dedicated for the air conditioner with R410A refrigerant The following tools are required for R410A refrigerant Some R22 tools can b...

Страница 4: ...m liquid phase of the gas cylinder If the refrigerant is charged from the gas phase composition change may occur in the refrigerant inside the cylinder and the outdoor unit In this case ability of the...

Страница 5: ...CTIONS 2 Air outlet Drain outlet Piping Drain hose Air inlet back and side MUZ A09NA MUZ A15NA MUY A15NA MUZ A12NA MUZ A17NA MUY A17NA MUZ A24NA MUY A24NA Piping Air outlet Drain hose Drain outlet Air...

Страница 6: ...transformer REFRIGERANT PIPING Refrigerant pipe size Min wall thickness Connection method Between the indoor outdoor units Refrigerant charge R410A Refrigerating oil Model Btu h Btu h Btu h W W W V ph...

Страница 7: ...indoor outdoor units Refrigerant charge R410A Refrigerating oil Model Btu h Btu h Btu h W W W V phase Hz A A F L A R L A L R A in in in Ib in in ft ft cc 16 200 3 100 16 200 2 070 210 2 070 7 8 16 0...

Страница 8: ...transformer REFRIGERANT PIPING Refrigerant pipe size Min wall thickness Connection method Between the indoor outdoor units Refrigerant charge R410A Refrigerating oil Model Btu h Btu h Btu h W W W V p...

Страница 9: ...rature Heating at rated compressor Speed Max temperature Heating at minimum compressor Speed High temperature Heating at minimum compressor Speed Frost Accumulation at rated compressor Speed Test Indo...

Страница 10: ...re Open two sides of left right or rear side Unit inch MUZ A09NA MUZ A12NA MUZ A15NA MUZ A17NA MUY A15NA MUY A17NA MUZ A24NA MUY A24NA 3 0 3 5 6 1 28 3 17 32 7 25 32 1 9 16 20 9 32 11 25 32 2 19 32 2...

Страница 11: ...11 WIRING DIAGRAM 5 MUZ A09NA MUZ A12NA MUZ A15NA MUZ A17NA...

Страница 12: ...12 MUY A15NA MUY A17NA...

Страница 13: ...13 MUZ A24NA...

Страница 14: ...14 MUY A24NA...

Страница 15: ...00 Expansion valve Ambient temperature thermistor RT65 Muffler Muffler Muffler Unit inch MUZ A09NA MUZ A15NA MUY A15NA MUZ A12NA MUZ A17NA MUY A17NA MUZ A24NA Outdoor heat exchanger Flared connection...

Страница 16: ...in cooling Compressor Service port Service port 4 way valve Refrigerant pipe 5 8 with heat insulator Refrigerant pipe 1 4 with heat insulator LEV Muffler 100 Strainer 100 Receiver Outdoor heat exchan...

Страница 17: ...10 3 9 4 13 8 12 8 11 7 14 9 13 9 12 6 20 2 18 8 17 2 4 8 5 5 5 9 6 4 7 3 7 9 7 1 8 3 9 2 7 7 9 0 9 9 10 1 11 9 13 1 0 79 0 77 0 73 1 35 1 30 1 24 1 94 1 88 1 79 2 38 2 30 2 19 3 31 3 20 3 05 IWB F 7...

Страница 18: ...1 15 1 86 1 83 1 77 2 24 2 19 2 13 2 44 2 40 2 33 12 4 12 7 13 0 15 5 15 8 16 2 20 5 21 0 21 4 22 9 23 4 23 9 26 4 27 0 27 6 0 93 0 91 0 89 1 25 1 23 1 21 1 93 1 90 1 86 2 32 2 28 2 24 2 54 2 49 2 44...

Страница 19: ...relationships between frequency and capacity 71 67 63 71 67 63 Outdoor intake air DB temperature F SHF at rating condition 0 71 275CFM Airflow 6 8 7 9 10 11 12 0 9 65 75 85 95 105 115 0 7 0 6 0 8 Ind...

Страница 20: ...5 80 85 90 95 100 105 F 90 95 100 105 110 115 120 125 130 135 140 145 150 PSIG Condensing pressure 86 80 75 70 Suction pressure Outdoor ambient temperature Indoor DB temperature F PSIG 86 80 75 70 68...

Страница 21: ...95 100 105 F 260 300 340 380 420 460 500 540 580 Indoor DB temperature F Outdoor ambient temperature MSZ A17NA MSY A17NA PSIG Condensing pressure 86 80 75 70 68 70 75 80 85 90 95 100 105 F 80 85 90 95...

Страница 22: ...emperature F 75 70 65 PSIG PSIG Condensing pressure Outdoor ambient temperature 14 20 25 30 35 40 45 50 55 60 65 70 F 260 220 180 140 100 300 340 380 460 420 500 540 580 620 Indoor DB temperature F 75...

Страница 23: ...20 25 30 35 40 45 50 55 58Hz 58Hz 60 65 70 F 70 60 50 80 90 100 110 120 130 140 150 160 Indoor DB temperature F 75 70 65 PSIG PSIG Condensing pressure Outdoor ambient temperature 14 20 25 30 35 40 45...

Страница 24: ...G F F F F ft F F F F rpm CFM F F rpm CFM Cooling 9 000 0 71 0 690 50 0 674 2 80 2 53 363 144 145 107 55 140 80 67 57 56 1 080 275 Wet 95 840 1 094 Cooling 12 000 0 70 1 170 76 1 149 5 08 4 59 395 124...

Страница 25: ...flow Unit Btu h kW Hz kW A A kW A A PSIG PSIG F F F F ft F F F F rpm CFM F F rpm CFM Cooling 16 200 0 65 2 07 89 2 040 9 43 8 52 442 106 189 120 40 167 80 67 52 51 1 300 342 Wet 95 950 1 249 Heating 2...

Страница 26: ...Comp shell bottom temp Ref pipe length Refrigerant charge R410A Intake air temperature Discharge air temperature Fan speed High Airflow High Intake air temperature Fan speed Airflow Unit Btu h kW Hz k...

Страница 27: ...phase 60Hz 2 OPERATION 78 Function Cooling Heating Standard temperature Maximum temperature Minimum temperature Maximum humidity Standard temperature Maximum temperature Minimum temperature DB F 80 95...

Страница 28: ...on of Heating capacity Capacity correction factors The operational frequency of compressor Input correction factors MUZ A09NA MUZ A12NA 0 50 100 150 Hz 0 0 0 5 1 0 1 5 0 50 100 150 Hz 0 0 0 5 1 0 1 5...

Страница 29: ...tion of Cooling total input The operational frequency of compressor Correction of Heating total input The operational frequency of compressor Correction of Heating capacity The operational frequency o...

Страница 30: ...of the compressor ON OFF ON OFF Outdoor fan motor Compressor 5 seconds 15 seconds ON OFF Compressor Outdoor fan motor R V coil MUZ A09 12 15 17 ON OFF ON OFF COOL 5 seconds HEAT 5 seconds ON or OFF O...

Страница 31: ...efer to 10 2 and 10 3 10 1 Cautions on troubleshooting 1 Before troubleshooting check the following 1 Check the power supply voltage 2 Check the indoor outdoor connecting wire for mis wiring 2 Take ca...

Страница 32: ...e abnormal point with the indoor unit failure mode table Refer to indoor unit service manual Make sure to check at least two consecutive blinking cycles W2 Turn ON the power supply Preparation of the...

Страница 33: ...e recall function mentioned above 2Press OPERATE STOP ON OFF button of the remote controller the set temperature is displayed with the remote controller headed towards the indoor unit 3Press EMERGENCY...

Страница 34: ...tempe rature thermistor has been 122 F 50 or less for 20 minutes When DC voltage of inverter cannot be detected normally When each phase current of compre ssor cannot be detected normally When 24A A0...

Страница 35: ...hree times within 3 minutes after start up When thermistor shorts or opens during compressor running When 28A current flow into intelligent power module When the outdoor heat exchanger temperature exc...

Страница 36: ...ompressor is operating When a failure is detected in the operation of the converter during operation When the bus bar voltage exceeds 400V or falls to 200V or below during compressor operating When th...

Страница 37: ...compressor Refer to 10 5 G Check of outdoor thermistors Check stop valve Reconnect connector of compressor Refer to 10 5 A How to check inverter compressor Replace inverter P C board Check refrigeran...

Страница 38: ...ture protection High pressure protection 8 times Goes out Converter protection Replace the power board Bus bar voltage protection 1 Replace the power board Bus bar voltage protection 2 13 times Goes o...

Страница 39: ...following points Check if indoor filters are clogged Check if refrigerant is short Check if indoor outdoor unit air circulation is short cycled Twice Lighting Once Lighting When the discharge tempera...

Страница 40: ...ltage 1 Inverter P C board the chart of thermistor Refer to 10 6 Test point diagram and voltage 1 Inverter P C board the chart of thermistor Color of the lead wire Color of the lead wire Discharge tem...

Страница 41: ...stance using a tester Part temperature 14 F 104 F R V coil MUZ Measure the resistance using a tester Part temperature 14 F 104 F Linear expansion valve LEV WHT RED YLW BRN ORN BLU Color of lead wire N...

Страница 42: ...on the power supply start EMERGENCY OPERATION Is output balanced Clarify the causes by counting time until the inverter stops 0 to 10 seconds compressor rare short 10 to 60 seconds compressor lock 60...

Страница 43: ...lligent power module Measurement point at 6 points BLK WHT WHT BLK BLK RED RED BLK WHT RED RED WHT Judgement Infinite Normal 0 dozens of Abnormal short ohmmeter indication Normal infinite Abnormal 0 d...

Страница 44: ...A15 17 MUZ A09 12 15 17 MUY A15 17 Check of outdoor thermistors G When OPERATION INDICATOR lamp flashes 6 time The thermistors in the outdoor unit are abnormal Measure the resistance between CN641 1...

Страница 45: ...mistor Normal Replace the outdoor electronic control P C board Check of R V coil H Disconnect connector CN61 between the compressor and intelligent power module Turn ON the power supply and press EMER...

Страница 46: ...filter P C board Is there normal resistance to R V coil 1 Disconnect the lead wire leading to the compressor 2 3 minutes after turning on the power supply start EMERGENCY OPERATION in COOL mode Is the...

Страница 47: ...r fan motor CN931 CN932 Inverter P C board Solder side Turn ON the power supply I I Check of outdoor fan motor Fan motor does not operate or stops operating shortly after starting the operation Yes Ye...

Страница 48: ...MUZ A24 MUY A24 MUZ A09 12 15 17 MUY A15 17 Check of power supply J Inverter does not operate Disconnect the connector CN61 between compressor and intelligent power module Turn ON power supply and pre...

Страница 49: ...limiting resistor is open the rush current limiting relay X64 may not work properly Outdoor unit does not operate at all or stops immediately due to overcurrent Check of current limiting resistor K C...

Страница 50: ...e expansion valve Yes No No Properly fix the LEV to the expansion valve Replace the inverter P C board This figures show about MSZ A09 12 15 17 Turn ON the power supply Preparation of the remote contr...

Страница 51: ...hting Lighting 6 time Goes out Check of inverter P C board M Outdoor fan motor does not operate or stops immediately after starting up Yes 10 times flash Yes Check the LED indication on the inverter P...

Страница 52: ...r supply Check once more if the indoor outdoor connecting wire is not mis wiring Short circuit outdoor terminal block S2 and S3 W1 B Turn ON the power supply Check the wiring Make them correct Turn OF...

Страница 53: ...tdoor unit of the air conditioner indoor outdoor wiring grounding wire antennas wiring from antennas receiver 5 Electric field intensity of the broadcast station affected by the electromagnetic noise...

Страница 54: ...rature thermistor RT64 CN642 Ambient temperature thermistor RT65 CN643 Discharge temperature thermistor RT62 CN641 Defrost thermistor RT61 CN641 LEV connector CN724 208 230V AC DB61 Connecting wire wi...

Страница 55: ...8 230V AC Back side of unit MUZ A09NA MUZ A12NA MUZ A15NA MUZ A17NA MUY A15NA MUY A17NA Front side of unit Connecting wire with inverter P C board CN726 208 230V AC Varistor NR63 Varistor NR62 Varisto...

Страница 56: ...ulse wave GND power board CN781 CN795 12V DC pulse wave LEV 4 14 32 10 20 30 40 100 90 80 70 60 50 40 30 20 10 0 32 50 68 84 104 122 140 158 176 200 180 160 140 120 100 80 60 40 20 0 Resistance k Resi...

Страница 57: ...208 230V AC 60Hz Input 208 230V AC 60Hz Output CN901 To electronic control P C board MUZ A24NA MUY A24NA F64 FUSE 2A 250V F911 FUSE 1A 250V 4 Noise filter P C board CN902 To power board CN903 To powe...

Страница 58: ...ction Connect to the noise filter CN2 Connect to the controller board 1 5 Signal transmission To electronic control P C board 5V DC pulse wave 2 5 Zero cross signal 3 4 Not used 6 5 15V 7 5 15V Signal...

Страница 59: ...check if there is a locking lever or not 2 The terminal with this connector has the locking mechanism 1Slide the sleeve 2Pull the terminal while pushing the locking lever 1Hold the sleeve and pull out...

Страница 60: ...board CN721 4 way valve coil Inverter P C board CN931 CN932 Fan motor CN641 Defrost thermistor and discharge temperature ther mistor CN643 Ambient temperature thermistor CN724 LEV 4 Remove the compre...

Страница 61: ...oving the compressor and 4 way valve 1 Remove the top panel cabinet and service panel Refer to 1 2 Disconnect the power supply and indoor outdoor connecting wire and remove the back panel Refer to 1 3...

Страница 62: ...p panel 6 Remove the valve cover 7 Remove the screws of the cabinet 8 Remove the cabinet 9 Remove the screws of the back panel 10 Remove the back panel Photo 2 Photo 1 Photo 3 Screw of the top panel S...

Страница 63: ...Remove the inverter assembly 7 Disconnect all connectors and lead wires on the electronic control P C board 8 Remove the electronic control P C board from the inverter assembly 9 Remove the screws fix...

Страница 64: ...rature thermistor and ambient temperature thermistor 1 Remove the top panel cabinet and service panel Refer to 1 2 Remove the back panel Refer to 1 3 Remove the inverter assembly Refer to 2 4 Pull out...

Страница 65: ...s until the pressure gauge shows 0 PSIG 5 Detach the welded part of the suction and the discharge pipe connected with compressor Photo 9 6 Remove the compressor nuts 7 Remove the compressor 8 Detach t...

Страница 66: ...RTS LIST 1 OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS 12 1 PARTS LIST non RoHS compliant 1 2 15 17 12 10 11 MUZ A09NA MUZ A12NA MUZ A15NA MUZ A17NA MUY A15NA MUY A17NA 3 4 5 6 7 8 16 14 18 19...

Страница 67: ...STOP VALVE LIQUID SERVICE PANEL BACK PANEL EXPANSION VALVE EXPANSION VALVE COIL 4 WAY VALVE 4 WAY VALVE CONDENSER NET SEPARATOR MOTOR SUPPORT TOP PANEL OUTDOOR HEAT EXCHANGER OUTDOOR HEAT EXCHANGER O...

Страница 68: ...68 2 OUTDOOR UNIT ELECTRICAL PARTS 8 1 4 MUZ A09NA MUZ A12NA MUZ A15NA MUZ A17NA MUY A15NA MUY A17NA 2 3 5 6 7...

Страница 69: ...7 8 Symbol in Wiring Diagram Q ty unit MUZ MUY A09NA A12NA A15NA A17NA A15NA A17NA DEFROST DISCHARGE 2P 3P Including heat sink and RT64 Including heat sink and RT64 Including heat sink and RT64 Includ...

Страница 70: ...70 4 18 1 12 8 10 2 5 7 6 16 14 19 20 21 22 23 28 29 30 3 MUZ A24NA MUY A24NA 3 OUTDOOR UNIT STRUCTURAL PARTS ELECTRICAL PARTS AND FUNCTIONAL PARTS 9 15 17 27 26 25 24 11 13...

Страница 71: ...UTDOOR FAN MOTOR PROPELLER CABINET FAN GUARD HANDLE BASE COMPRESSOR RUBBER SET COMPRESSOR STOP VALVE GAS STOP VALVE LIQUID SERVICE PORT EXPANSION VALVE COIL EXPANSION VALVE R V COIL 4 WAY VALVE VALVE...

Страница 72: ...2 1 OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS 12 2 RoHS PARTS LIST RoHS compliant 1 2 15 17 12 10 11 MUZ A09NA MUZ A12NA MUZ A15NA MUZ A17NA MUY A15NA MUY A17NA 3 4 5 6 7 8 16 14 18 19 9 13 2...

Страница 73: ...A MUY A CABINET GRILLE PROPELLER BASE COMPRESSOR COMPRESSOR COMPRESSOR RUBBER SET STOP VALVE GAS STOP VALVE GAS STOP VALVE LIQUID SERVICE PANEL BACK PANEL EXPANSION VALVE EXPANSION VALVE COIL 4 WAY VA...

Страница 74: ...74 2 OUTDOOR UNIT ELECTRICAL PARTS 8 1 4 MUZ A09NA MUZ A12NA MUZ A15NA MUZ A17NA MUY A15NA MUY A17NA 2 3 5 6 7...

Страница 75: ...51 E12 B10 451 E12 B11 451 E12 B12 451 1 2 3 4 5 6 7 8 G G G G G G G G G G G G G G G Symbol in Wiring Diagram Q ty unit MUZ A MUY A 09NA 12NA 15NA 17NA 15NA 17NA DEFROST DISCHARGE 2P 3P Remarks Part N...

Страница 76: ...76 4 18 1 12 8 10 2 5 7 6 16 14 19 20 21 22 23 28 29 30 3 MUZ A24NA MUY A24NA 3 OUTDOOR UNIT STRUCTURAL PARTS ELECTRICAL PARTS AND FUNCTIONAL PARTS 9 15 17 27 26 25 24 11 13...

Страница 77: ...FAN MOTOR PROPELLER CABINET FAN GUARD HANDLE BASE COMPRESSOR RUBBER SET COMPRESSOR STOP VALVE GAS STOP VALVE LIQUID SERVICE PORT EXPANSION VALVE COIL EXPANSION VALVE R V COIL 4 WAY VALVE VALVE COVER...

Страница 78: ...o MAC 851DS Model MUZ A09 12 15 17NA MUY A15 17NA C C Copyright 2006 MITSUBISHI ELECTRIC ENGINEERING CO LTD Distributed in Apr 2006 No OB451 7 New publication effective Apr 2006 Specifications subject...

Страница 79: ...3400 Lawrenceville Suwanee Road Suwanee Georgia 30024 Toll Free 800 433 4822 Toll Free Fax 800 889 9904 www mrslim com Specifications are subject to change without notice...

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