Mitsubishi MUZ-A09NA Service Manual

[Page 1] Mitsubishi MUZ-A09NA

SERVICE MANUAL CONTENTS 1. TECHNICAL CHANGES ····································2 2. PART NAMES AND FUNCTIONS······················5 3. SPECIFICATION·····················...

[Page 2] Mitsubishi MUZ-A09NA

2 1 TECHNICAL CHANGES INFORMATION FOR THE AIR CONDITIONER WITH R410A REFRIGERANT • This room air conditioner adopts HFC refrigerant (R410A) which never destroys the ozone layer. • Pay particular attention to the following points, though the basic...

[Page 3] Mitsubishi MUZ-A09NA

3 R410A tools Can R22 tools be used? Gas leak detector R410A has high pressures beyond the measurement range of existing gauges. Hose material have been changed to improve the pressure resistance. Dedicated for HFC refrigerant. 1/4in. and 3/8in. De...

[Page 4] Mitsubishi MUZ-A09NA

4 R410A Pipe diameter inch 1/4 3/8 1/2 5/8 17 (11/16) 22 (7/8) 26 (1-1/32) 29 (1-5/32) Dimension of flare nut R22 mm(in) 17 (11/16) 22 (7/8) 24 (15/16) 27 (1-1/16) 2 Flaring work and flare nut Flaring work for R410A pipe differs from that for R22 p...

[Page 5] Mitsubishi MUZ-A09NA

5 PART NAMES AND FUNCTIONS 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 inlet (back and side) O...

[Page 6] Mitsubishi MUZ-A09NA

6 3 SPECIFICATION NOTE : Test conditions are based on ARI 210/240. ❈1 : Rating conditions(cooling) — Indoor : 80˚FDB, 67˚FWB, Outdoor : 95˚FDB, (75˚FWB) Rated frequency: A09:50Hz A12:76Hz (heating) — Indoor : 70˚FDB, 60˚FWB, Outdoor : 4...

[Page 7] Mitsubishi MUZ-A09NA

7 NOTE : Test conditions are based on ARI 210/240. ❈1 : Rating conditions(cooling) — Indoor : 80˚FDB, 67˚FWB, Outdoor : 95˚FDB, (75˚FWB) Rated frequency: A15:77Hz A17:89Hz (heating) — Indoor : 70˚FDB, 60˚FWB, Outdoor : 47˚FDB, 43˚FWB ...

[Page 8] Mitsubishi MUZ-A09NA

8 NOTE : Test conditions are based on ARI 210/240. ❈1 : Rating conditions(cooling) — Indoor : 80˚FDB, 67˚FWB, Outdoor : 95˚FDB, (75˚FWB) Rated frequency: 110Hz (heating) — Indoor : 70˚FDB, 60˚FWB, Outdoor : 47˚FDB, 43˚FWB Rated freque...

[Page 9] Mitsubishi MUZ-A09NA

9 Test condition SEER (Cooling) HSPF (Heating) ARI Mode "A" Cooling Steady State at rated compressor Speed "B-2" Cooling Steady State at rated compressor Speed "B-1" Cooling Steady State at minimum compressor Speed L...

[Page 10] Mitsubishi MUZ-A09NA

10 4 OUTLINES AND DIMENSIONS Liquid pipe :1/4 (flared) Gas pipe :3/8 (flared) · · · MUZ-A09/12NA :1/2 (flared) · · · MUZ-A15/17NA, MUY-A15/17NA 6-23/32 2 5-7/8 2-23/32 1-3/4 15-3/4 12 ~ 12-3/4 13-9/16 11/16 1-9/16 7/8 21-5/8 11-1/32 13/32 31...

[Page 11] Mitsubishi MUZ-A09NA

11 WIRING DIAGRAM 5 MUZ-A09NA MUZ-A12NA MUZ-A15NA MUZ-A17NA OB451--1.qxp 06.3.29 9:51 AM Page 11 ...

[Page 12] Mitsubishi MUZ-A09NA

12 MUY-A15NA MUY-A17NA OB451--1.qxp 06.3.29 9:51 AM Page 12 ...

[Page 13] Mitsubishi MUZ-A09NA

13 MUZ-A24NA OB451--1.qxp 06.3.29 9:51 AM Page 13 ...

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14 MUY-A24NA OB451--1.qxp 06.3.29 9:52 AM Page 14 ...

[Page 15] Mitsubishi MUZ-A09NA

15 REFRIGERANT SYSTEM DIAGRAM 6 Outdoor heat exchanger Flared connection Defrost thermistor RT61 Discharge temperature thermistor RT62 Service port Service port Flared connection Stop valve (with strainer) Stop valve (with service port) Refrigerant ...

[Page 16] Mitsubishi MUZ-A09NA

16 Max. length A Max. Height difference B Indoor unit Outdoor unit MAX. REFRIGERANT PIPING LENGTH and MAX. HEIGHT DIFFERENCE Max. length A Max. Height difference B Model Gas Liquid 3/8 1/4 1/2 1/4 5/8 40 50 65 100 1/4 Piping size O.D ...

[Page 17] Mitsubishi MUZ-A09NA

17 7DATA Model Indoor air Outdoor intake air DB temperature ( ˚F ) 71 67 63 71 67 63 71 67 63 71 67 63 71 67 63 11.0 10.4 9.8 14.7 13.9 13.1 18.4 17.4 16.4 19.8 18.8 17.7 27.0 25.5 24.0 6.4 7.4 8.3 8.5 9.9 11.0 9.5 11.3 12.8 10.3 12.2 13.8 13.4 16....

[Page 18] Mitsubishi MUZ-A09NA

18 3) HEATING CAPACITY Model Indoor air Outdoor intake air WB temperature ( ˚F ) 75 70 65 75 70 65 75 70 65 75 70 65 75 70 65 6.3 6.7 6.9 7.9 8.4 8.6 10.4 11.1 11.3 11.7 12.4 12.7 13.5 14.3 14.6 0.64 0.62 0.59 0.86 0.84 0.80 1.33 1.29 1.24 1.60 1.5...

[Page 19] Mitsubishi MUZ-A09NA

19 7-2. PERFORMANCE CURVE 65 70 75 75 70 65 Total power consumption (kW) Total capacity ( ✕10 3 Btu/h) Outdoor intake air WB temperature (°F) = 307CFM Airflow 12 14 10 8 9 11 13 15 7 1.0 15 25 35 45 55 0.8 0.6 0.7 0.9 In d o o r in ta k e a i...

[Page 20] Mitsubishi MUZ-A09NA

20 Data is based on the condition of indoor humidity 50%. Air flow should be set to High speed. 7-3. Condensing pressure Cooling 68 70 75 80 85 90 95 100 105 (°F) 110 115 120 125 130 135 140 145 150 155 160 165 170 (PSIG) Condensing pressure 86 80 ...

[Page 21] Mitsubishi MUZ-A09NA

21 MSZ-A24NA MSY-A24NA 68 70 75 80 85 90 95 100 105(°F) 70 75 80 85 90 95 100 105 110 115 120 125 130 (PSIG) Condensing pressure 86 80 75 70 Suction pressure Outdoor ambient temperature Indoor DB temperature ( °F) (PSIG) 86 80 75 70 68 70 75 80 85...

[Page 22] Mitsubishi MUZ-A09NA

22 Data is based on the condition of outdoor humidity 75%. Air flow should be set to High speed. Data is for heating operation without any frost. Heating MSZ-A09NA MSZ-A12NA MSZ-A15NA 75 70 65 (PSIG) (PSIG) Condensing pressure Outdoor ambient tempe...

[Page 23] Mitsubishi MUZ-A09NA

23 MSZ-A24NA MSZ-A17NA 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 In d o o r D B te m p e ra tu re (° F ) 75 70 65 Sucti...

[Page 24] Mitsubishi MUZ-A09NA

24 7-4. STANDARD OPERATION DATA Capacity SHF Input Rated frequency Indoor unit Power supply (V, phase, Hz) Input Fan motor current Aux. heater current Outdoor unit Power supply (V, phase, Hz) Input Comp. current Fan motor current Condensing pressur...

[Page 25] Mitsubishi MUZ-A09NA

25 Cooling 15,000 0.65 1.69 77 1.660 7.56 / 6.84 425 115 182 117 47 161 80 67 53 52 1,300 342 (Wet) 95 – 950 1,249 Capacity SHF Input Rated frequency Indoor unit Power supply (V, phase, Hz) Input Fan motor current Aux. heater current Outdoor unit P...

[Page 26] Mitsubishi MUZ-A09NA

26 Cooling 22,000 0.63 2.88 110 2.827 12.81 / 11.59 447 107 181 121 37 161 80 67 56 55 1,310 385 (Wet) 95 – 800 1,729 Capacity SHF Input Rated frequency Indoor unit Power supply (V, phase, Hz) Input Fan motor current Aux. heater current Outdoor ...

[Page 27] Mitsubishi MUZ-A09NA

27 7-5. OPERATING RANGE (1) POWER SUPPLY Outdoor unit Rated voltage Guaranteed Voltage Min. 198V Max. 253V 208V 230V 208/230V 1phase 60Hz (2) OPERATION 78% — Function Cooling Heating Standard temperature Maximum temperature Minimum temperature...

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28 7-6. Capacity and input correction by inverter output frequency Correction of Cooling total input Input correction factors The operational frequency of compressor Correction of Cooling capacity Capacity correction factors The operational frequenc...

[Page 29] Mitsubishi MUZ-A09NA

29 MUY-A24NA MUZ-A24NA MUZ-A24NA Capacity correction factors Input correction factors Input correction factors Capacity correction factors Correction of Cooling capacity The operational frequency of compressor Correction of Cooling total input The op...

[Page 30] Mitsubishi MUZ-A09NA

30 8 ACTUATOR CONTROL MUZ-A09NA MUZ-A12NA MUZ-A15NA MUZ-A17NA MUZ-A24NA MUY-A15NA MUY-A17NA MUY-A24NA Discharge temperature thermistor Indoor coil temperature thermistor Defrost thermistor Fin temperature thermistor Ambient temperature thermistor Pu...

[Page 31] Mitsubishi MUZ-A09NA

31 SERVICE FUNCTIONS 9 CHANGE IN DEFROST SETTING <JS> When the JS wire of the outdoor Inverter P.C. board is cut/ soldered, the defrost finish temperature is changed. (Refer to 10-6.1.) Jumper wire Defrost finish temperature MUZ-A15/17NAMUZ-A...

[Page 32] Mitsubishi MUZ-A09NA

32 Outline of the function This air conditioner can memorize the abnormal condition which has occurred once. Even though LED indication listed on the troubleshooting check table (10-3.) disappears, the memorized failure details can be recalled. This...

[Page 33] Mitsubishi MUZ-A09NA

33 2. Flow chart of the detailed outdoor unit failure mode recall function Operational procedure Note1. Make sure to release the failure mode recall function once it's set up, otherwise the unit cannot operate properly. 2. If the abnorm...

[Page 34] Mitsubishi MUZ-A09NA

34 3. Outdoor unit failure mode table 2-time flash 2.5 seconds OFF 3-time flash 2.5 seconds OFF 4-time flash 2.5 seconds OFF 5-time flash 2.5 seconds OFF 6-time flash 2.5 seconds OFF 7-time flash 2.5 seconds OFF 8-time flash 2.5 seconds OFF 9-time f...

[Page 35] Mitsubishi MUZ-A09NA

35 OFF 2-time flash 3-time flash 4-time flash 5-time flash 6-time flash 7-time flash 8-time flash Lighting Lighting Lighting Once Lighting Once Lighting Twice Lighting 3 times Lighting 4 times Lighting 9 times Once Goes out Lighting Lighting Lighting...

[Page 36] Mitsubishi MUZ-A09NA

36 11-time flash • Check the connecting wire between outdoor electronic control P.C. board and power board. • Replace the power board. • Check the connecting wire among electronic control P.C. board, noise filter P.C...

[Page 37] Mitsubishi MUZ-A09NA

37 ON OFF 2.5-second OFF 2.5-second OFF The flashing frequency shows the number of times the LED blinks after every 2.5-second OFF. (Example) When the flashing frequency is “2”. Abnormal point/ Condition When it consecutively occurs 3 times that...

[Page 38] Mitsubishi MUZ-A09NA

38 LED1(Red) LED2(Yellow) Lightning Twice Outdoor power system • Check the connection of the compressor connecting wire. • Refer to 10-5.A "How to check inverter/compressor". • Check the stop valve. Lightning 3 times Discharge tem...

[Page 39] Mitsubishi MUZ-A09NA

39 Primary current protection Secondary current protection High-pressure protection (MUZ) Defrosting in cooling (MUZ) 3 times Lighting Discharge temperature protection • Check refrigerant circuit and refrigerant amount. • Refer to 10-5.L "Ch...

[Page 40] Mitsubishi MUZ-A09NA

40 10-4. Trouble criterion of main parts Part name FigureCheck method and criterion Outdoor fan motor (MF) R.V. coil (21S4) (MUZ) Expansion valve coil (LEV) Measure the resistance between the terminals with a tester. (Part temperature 14°F ~ 104°...

[Page 41] Mitsubishi MUZ-A09NA

41 Part name FigureCheck method and criterion Defrost thermistor (RT61) (MUZ) Ambient temperature thermistor (RT65) Outdoor heat exchanger temperature thermistor (RT68) Normal 1.20kΩ ~ 1.55kΩ Normal 0.39Ω ~ 0.49Ω Discharge temperature thermi...

[Page 42] Mitsubishi MUZ-A09NA

42 How to check inverter/ compressor A When OPERATION / INDICATOR lamp flashes 5-time. Outdoor unit does not operate. Check the voltage between terminals. Check the compressor. Disconnect the connector (CN61) between compressor and the intelligent p...

[Page 43] Mitsubishi MUZ-A09NA

43 ●With the connector between the compressor and the intelligent power module disconnected, activate the inverter and check if the inverter is normal by measuring the balance of voltage between the terminals. << Operation method>> ...

[Page 44] Mitsubishi MUZ-A09NA

44 ●Connect the compressor and activate the inverter. Then measure the time until the inverter stops due to over current. <<Operation method>> Start heating or cooling operation by pressing EMERGENCY OPERATION switch on the indoor u...

[Page 45] Mitsubishi MUZ-A09NA

45 GG Check of outdoor thermistors • When OPERATION INDICATOR lamp flashes 6-time. • When thermistor is abnormal. No Yes No Yes Reconnect the connector CN661 on the outdoor electronic control P.C. board and CN3 on the power board, and disconne...

[Page 46] Mitsubishi MUZ-A09NA

46 HH Check of R.V. coil No Yes No Yes No Yes No Yes No Yes 1. Disconnect the lead wire leading to the compressor. 2. 3 minutes after turning on the power supply, start EMERGENCY OPERATION in HEAT mode. Is there voltage of 208/230V AC between pin1 ...

[Page 47] Mitsubishi MUZ-A09NA

47 MUZ-A09/12/15/17 MUY-A15/17 Check of outdoor fan motor I Outdoor fan motor does not operate. Does the voltage between each terminal repeat 5V and 0V DC by turns? Does the outdoor fan rotate smoothly? Check the inverter P.C. board. (Refer to 10-...

[Page 48] Mitsubishi MUZ-A09NA

48 JJ Check of power supply Outdoor unit does not operate. (LED display: display OFF) Turn on power supply. No Yes Yes No Yes No Yes No Replace the power board. Check the connecting of parts of main power supply circuit. Is there voltage of 208/230V...

[Page 49] Mitsubishi MUZ-A09NA

49 MUZ-A09/12/15/17 MUY-A15/17 Outdoor unit does not operate at all, or stops immediately due to overcurrent. Check of current-limiting resistor K ● Check other electric parts in the main circuit together in the case that the current-limiting res...

[Page 50] Mitsubishi MUZ-A09NA

50 MUZ-A09/12/15/17 MUY-A15/17 Check of LEV (Expansion valve) L Replace the LEV. Expansion valve operates in full-opening direction. Is LEV properly fixed to the expansion valve? Ok Do you hear the expansion valve "click, click·····�...

[Page 51] Mitsubishi MUZ-A09NA

51 Check of LEV No Yes No Yes Turn on power supply to the outdoor unit after checking LEV coil is mounted to the LEV body securely. Is "click - click" sound heard? Or, do you feel vibration of the LEV coil with a hand? Disconnect the conn...

[Page 52] Mitsubishi MUZ-A09NA

52 How to check mis-wiring and serial signal error (when outdoor unit does not work) N • When unit cannot operate neither by the remote controller nor by EMERGENCY OPERATION switch. Indoor unit does not operate. • When OPERATION INDICATOR lamp f...

[Page 53] Mitsubishi MUZ-A09NA

53 Electromagnetic noise enters into TV sets or radios O Replace or repair the antenna. Replace or repair the coaxial cable. No No No Yes Yes No No Yes Yes Yes Is the distance between the antennas and the indoor unit within 9.91ft., or is the distanc...

[Page 54] Mitsubishi MUZ-A09NA

54 Back side of unit -4 14 32 50 68 84 104 0 10 20 30 40 50 60 70 80 90 100 Temperature (°F) Ambient temperature thermistor (RT65) Defrost thermistor (RT61) Temperature (°F) Discharge temperature thermistor (RT62) 32 50 68 84 104 122 140 158 176 19...

[Page 55] Mitsubishi MUZ-A09NA

55 MUZ R.V.coil (CN721) 208/230V 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) Varistor (NR64) 2. Pow...

[Page 56] Mitsubishi MUZ-A09NA

56 3. Outdoor electronic control P.C. board MUZ-A24NA MUY-A24NA LED 1 LED 2 CN801 294V DC ~ 370V DC Input ( ( CN932 20-90V AC GND 5V 5V DC pulse wave ( To fan motor Defrost thermistor (RT61) (MUZ) Discharge temperature thermistor (RT62) Outdoor heat ...

[Page 57] Mitsubishi MUZ-A09NA

57 { MUZ CN912 R.V. coil 208/230V AC 60Hz Output 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...

[Page 58] Mitsubishi MUZ-A09NA

58 1 3 294-370V 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 (...

[Page 59] Mitsubishi MUZ-A09NA

59 DISASSEMBLY INSTRUCTIONS 11 OPERATING PROCEDURE PHOTOS Photo 1 1. Removing the cabinet. (1) Remove the screw fixing the service panel. (See Photo 1.) (2) Pull down the service panel and remove it. (See Photo 1.) (3) Remove the screws fixing the co...

[Page 60] Mitsubishi MUZ-A09NA

60 4. Removing the discharge temperature thermistor and defrost thermistor (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.)...

[Page 61] Mitsubishi MUZ-A09NA

61 OPERATING PROCEDURE PHOTOS Photo 6 5. Removing outdoor fan motor (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) Di...

[Page 62] Mitsubishi MUZ-A09NA

62 11-2. MUZ-A24NA MUY-A24NA OPERATING PROCEDURE PHOTOS 1. Removing the cabinet (1) Remove the screws of the service panel. (2) Remove the screws of the top panel. (3) Remove the screw of the valve cover. (4) Remove the service panel. (5) Remove the ...

[Page 63] Mitsubishi MUZ-A09NA

63 OPERATING PROCEDURE PHOTOS 2. Removing the inverter assembly, inverter P.C. board and power board (1) Remove the top panel, cabinet and service panel. (Refer to 1.) (2) Remove the back panel.(Refer to 1.) (3) Disconnect the following connectors; ...

[Page 64] Mitsubishi MUZ-A09NA

64 5. Removing outdoor fan motor (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) Remove the propeller. (5) Remove the screws fixing the f...

[Page 65] Mitsubishi MUZ-A09NA

65 OPERATING PROCEDURE PHOTOS Photo 8 Welded parts of 4-way valve 6. Removing the compressor and 4-way valve (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....

[Page 66] Mitsubishi MUZ-A09NA

66 12 PARTS 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 9 13 20 OB451--3.qxp 06.3.29 9:47 AM ...

[Page 67] Mitsubishi MUZ-A09NA

67 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 KNB092FPAH SNB130FPDH 3RUBBERS/SET RC0J50- 1pc/SET MC MC LEV MF 1 1 1 1 1 3 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 1 1 1 1 1 3 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 1 1 1 1 1 3 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 1 ...

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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 OB451--3.qxp 06.3.29 9:47 AM Page 68 ...

[Page 69] Mitsubishi MUZ-A09NA

69 REACTOR POWER P.C. BOARD R.V. COIL THERMISTOR SET AMBIENT TEMPERATURE THERMISTOR TERMINAL BLOCK TERMINAL BLOCK INVERTER P.C. BOARD INVERTER P.C. BOARD INVERTER P.C. BOARD INVERTER P.C. BOARD E02 838 337 E02 A54 444 E02 A54 490 E02 927 306 E02 927 ...

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70 4 18 1 128 10 2 5 7 6 16 14 19 20 21 22 23 282930 3 MUZ-A24NA MUY-A24NA 3. OUTDOOR UNIT STRUCTURAL PARTS, ELECTRICAL PARTS AND FUNCTIONAL PARTS 9 15 17 27 26 25 24 11 13 OB451--3.qxp 06.3.29 9:47 AM Page 70 ...

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71 MUY-A24NA MUY-A24NA 3. OUTDOOR UNIT STRUCTURAL PARTS, ELECTRICAL PARTS AND FUNCTIONAL PARTS Symbol in Wiring Diagram Q'ty/unit Remarks Part No. No. Part Name MUZ-A24NA MUY-A24NA E02 819 297 E02 A53 630 E02 A58 630 E02 A58 301 E02 851 501 E0...

[Page 72] Mitsubishi MUZ-A09NA

72 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 20 OB451--3.qxp 06.3.29 9:47 AM Page 72 ...

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73 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 G G G G G G G G G G G G G G G G G G G G G G G G G G KNB092FPAH SNB130FPDH 3RUBBERS/SET [3/8 [1/2 [1/4 RC0J50- 1pc/SET MC MC LEV MF 1 1 1 1 1 3 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 1 1 1 1 1 3 1 1 1 1 ...

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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 OB451--3.qxp 06.3.29 9:47 AM Page 74 ...

[Page 75] Mitsubishi MUZ-A09NA

75 REACTOR POWER P.C. BOARD R.V. COIL THERMISTOR SET AMBIENT TEMPERATURE THERMISTOR TERMINAL BLOCK TERMINAL BLOCK INVERTER P.C. BOARD INVERTER P.C. BOARD INVERTER P.C. BOARD INVERTER P.C. BOARD INVERTER P.C. BOARD INVERTER P.C. BOARD INVERTER P.C. BO...

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76 4 18 1 128 10 2 5 7 6 16 14 19 20 21 22 23 282930 3 MUZ-A24NA MUY-A24NA 3. OUTDOOR UNIT STRUCTURAL PARTS, ELECTRICAL PARTS AND FUNCTIONAL PARTS 9 15 17 27 26 25 24 11 13 OB451--3.qxp 06.3.29 9:47 AM Page 76 ...

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77 MUY-A24NA MUY-A24NA 3. OUTDOOR UNIT STRUCTURAL PARTS, ELECTRICAL PARTS AND FUNCTIONAL PARTS Symbol in Wiring Diagram Q'ty/unit Remarks Part No. No. RoHS Part Name MUZ-A24NA MUY-A24NA E12 819 297 E12 A53 630 E12 A58 630 E12 A58 301 E12 851 5...

[Page 78] Mitsubishi MUZ-A09NA

13 OPTIONAL PARTS 13-1. DRAIN SOCKET 13-2. DRAIN SOCKET ASSEMBLY Parts No. MAC-851DS Model MUZ-A09/12/15/17NA MUY-A15/17NA CC Copyright 2006 MITSUBISHI ELECTRIC ENGINEERING CO.,LTD Distributed in Apr. 2006. No. OB451 7 New publication, effective Ap...

[Page 79] Mitsubishi MUZ-A09NA

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. ...