Mitsubishi MXZ-2A20NA Service Manual Download Page 2 | Manualshive

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TECHNICAL CHANGES

2

1

MXZ-2A20NA

New model

MXZ-30TN2

➔

MXZ-3A30NA

1. Combinations of connectable indoor units have been increased.
2. Capacity class of connectable indoor units have been made larger.
3. Compressor has been changed. (THV247FBA

➔

TNB220FMCH)

4. Outdoor fan motor has been changed. (RA6N60-AA

➔

RC0J60-AB)

5. Refrigerant has been changed. (R22

➔

R410A)

6. Refrigerant system diagram has been changed.

• 1 of 2 high pressure switch has been removed.
• Accumulator has been removed.
• Receiver has been added.

7. Communication system has been changed.
8. Power supply way has been changed(change to supply to outdoor unit).
9. Evaporation temperature thermistor has been added.

10. Ambient temperature thermistor has been added.

MXZ-2A20NA

➔

MXZ-2A20NA -

1. Compressor has been changed. (SNB130FPDH1

➔

SNB130FQBH1)

2. Gas pipe temperature thermistor has been removed.
3. Pre-heat control has been added.
4. Electronic control P.C. board has been changed.

5. Power board has been changed.

MXZ-3A30NA

➔

MXZ-3A30NA -

1. Ball valve has been changed to stop valve.
2. Gas pipe temperature thermistor has been removed.
3. Pre-heat control has been added.
4. Auto line correcting function has been added.
5. Noise filter P.C. board has been changed.
6. Electronic control P.C. board has been changed.
7. Weight has been changed. (158lb.

➔

148lb.)

MXZ-4A36NA

New model

1

1

Revision A:

• RoHS PARTS LIST has been added.

Revision B:

• MXZ-2A20NA -

and MXZ-3A30NA -

have been added.

1

1

Revision C:

• MXZ-4A36NA has been added.

OB444C--1.qxp 07.10.18 2:17 PM Page 2

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Summary of Contents for MXZ-2A20NA

Page 1: ...PARTS LIST 88 15 OPTIONAL PARTS 100 No OB444 REVISED EDITION C The Slim Line From Mitsubishi Electric TM OUTDOOR UNIT MXZ 2A20NA MXZ 2A20NA MXZ 3A30NA MXZ 3A30NA MXZ 4A36NA 1 1 MXZ 2A20NA MXZ 2A20NA 1...

Page 2: ...mperature thermistor has been added 10 Ambient temperature thermistor has been added MXZ 2A20NA MXZ 2A20NA 1 Compressor has been changed SNB130FPDH1 SNB130FQBH1 2 Gas pipe temperature thermistor has b...

Page 3: ...efer to 2 Refrigerant piping 4 Composition change may occur in R410A since it is a mixed refrigerant When charging charge liquid refrigerant to prevent composition change Refrigeration oil Refrigerant...

Page 4: ...able 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...

Page 5: ...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...

Page 6: ...6 MXZ 3A30NA Air inlet Drain outlet Back and side Air outlet Air inlet Drain outlet Back and side Air outlet MXZ 3A30NA MXZ 4A36NA 1 Air outlet Drain outlet Air inlet Back and side...

Page 7: ...5 09 09 09 12 09 15 12 12 95 95 95 97 97 97 97 4 30 5 40 7 87 8 16 7 98 7 98 7 98 4 76 5 97 8 70 9 02 8 82 8 82 8 82 10 900 12 500 13 750 11 000 10 900 5 200 15 400 13 600 5 200 16 400 18 000 5 200 21...

Page 8: ...000 26 000 12 000 26 000 26 000 12 000 26 000 26 000 12 000 26 000 26 000 12 000 26 000 27 000 12 600 27 000 28 400 12 600 28 400 28 400 12 600 28 400 28 400 12 600 28 400 9 000 12 000 15 000 16 200...

Page 9: ...000 31 000 24 500 11 000 33 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000...

Page 10: ...26 000 27 000 12 600 27 000 30 000 12 600 30 000 32 100 12 600 32 100 32 100 12 600 32 100 32 100 12 600 32 100 32 100 12 600 32 100 9 000 12 000 15 000 16 200 20 400 12 000 14 500 15 200 13 000 13 80...

Page 11: ...32 100 32 100 12 600 32 100 32 100 12 600 32 100 32 100 12 600 32 100 36 000 12 600 36 400 36 000 12 600 36 400 36 000 12 600 36 400 36 000 12 600 36 400 10 700 10 100 12 300 11 700 12 700 10 700 9 9...

Page 12: ...35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 4...

Page 13: ...700 10 300 9 000 11 100 12 900 10 300 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 3...

Page 14: ...26 000 27 000 12 600 27 000 30 000 12 600 30 000 32 100 12 600 32 100 32 100 12 600 32 100 32 100 12 600 32 100 32 100 12 600 32 100 9 000 12 000 15 000 16 200 20 400 12 000 14 500 15 200 13 000 13 80...

Page 15: ...32 100 32 100 12 600 32 100 32 100 12 600 32 100 32 100 12 600 32 100 36 000 12 600 36 400 36 000 12 600 36 400 36 000 12 600 36 400 36 000 12 600 36 400 10 700 10 100 12 300 11 700 12 700 10 700 9 9...

Page 16: ...00 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 27 000 11 000 35 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 1...

Page 17: ...700 10 300 9 000 11 100 12 900 10 300 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 36 000 32 400 11 400 3...

Page 18: ...A20NA MXZ 2A20NA MXZ 2A20NA 1 MXZ 2A20NA MXZ 2A20NA Cooling Heating Mode 1 A Cooling steady state at rated compressor speed 3 B 2 Cooling steady state at rated compressor speed B 1 Cooling steady stat...

Page 19: ...30NA Cooling Heating Mode 1 A Cooling steady state at rated compressor speed 3 B 2 Cooling steady state at rated compressor speed B 1 Cooling steady state at minimum compressor speed Low ambient cooli...

Page 20: ...ng MXZ 4A36NA Cooling Heating Mode 1 A Cooling steady state at rated compressor speed 3 B 2 Cooling steady state at rated compressor speed B 1 Cooling steady state at minimum compressor speed Low ambi...

Page 21: ...nd outdoor connect wiring 3 7 8 hole Drain hole 3 1 5 16 Air in Air in Air out Base bolt M10 4 13 32 13 16 Oval hole A unit connection B unit connection 3 8 flared both A B unit Gas pipe 1 4 flared bo...

Page 22: ...B C unit 1 4 flared Liquid pipe C unit connection B unit connection A unit connection Air in Drain hole 3 1 5 16 Air out Air in Base bolt M10 2 U shape notched holes Base bolt M10 2 15 32 1 13 32 Oval...

Page 23: ...ipe 3 8 B C unit 1 2 A unit More than 3 15 16 More than 19 11 16 More than 7 7 8 More than13 25 32 More than 3 15 16 More than 19 11 16 More than 13 25 32 More than 13 25 32 More than 3 15 16 SERVICE...

Page 24: ...C D unit 1 2 A unit More than 3 15 16 More than 19 11 16 More than 7 7 8 More than13 25 32 More than 3 15 16 More than 19 11 16 More than 13 25 32 More than 13 25 32 More than 3 15 16 SERVICE SPACE M...

Page 25: ...25 WIRING DIAGRAM 6 MXZ 2A20NA...

Page 26: ...26 MXZ 2A20NA 1...

Page 27: ...27 MXZ 3A30NA...

Page 28: ...28 MXZ 3A30NA 1...

Page 29: ...V 1PH 60Hz 12 24V 12 24V 12 24V TO INDOOR UNIT No A CONNECTING TO INDOOR UNIT No B CONNECTING TB2 TB3 RED BLU BLK ORN BLK GRY BLK BLK BLU TB4 BLU BLU S1 S2 S3 S1 S2 S3 S1 S3 S2 TO INDOOR UNIT No C CON...

Page 30: ...apillary tube O D 0 14 I D 0 09 19 68 Capillary tube O D 0 98 I D 0 02 39 37 Capillary tube O D 0 16 I D 0 11 3 93 Capillary tube O D 0 16 I D 0 11 3 93 Discharge temperature thermistor RT62 Strainer...

Page 31: ...ter pipe see 15 1 Outdoor unit union diameter For Liquid 1 4 Indoor unit A Gas 3 8 Liquid 1 4 Indoor unit B Gas 3 8 Unit inch Piping length each indoor unit a b 82ft MAX Total piping length a b 164ft...

Page 32: ...or RT61 Outdoor heat exchanger temperature thermistor RT68 Ambient temperature thermistor RT65 Strainer 100 Strainer 100 Service port Service port Stop valve with service port Stop valve Power receive...

Page 33: ...8 Gas 5 8 Outdoor unit union diameter For Liquid 1 4 Indoor unit A Gas 1 2 Liquid 1 4 Indoor unit B Gas 3 8 Liquid 1 4 Indoor unit C Gas 3 8 Unit inch Piping length each indoor unit a b c 82ft MAX To...

Page 34: ...11 3 94 Discharge temperature thermistor RT62 Service port Service port Strainer 100 Strainer 100 Strainer 100 Strainer 100 R V coil OFF ON Refrigerant flow in cooling Refrigerant flow in heating Stra...

Page 35: ...4 Liquid 1 4 24 Gas 5 8 Gas 5 8 Outdoor unit union diameter For Liquid 1 4 Indoor unit A Gas 1 2 Liquid 1 4 Indoor unit B Gas 3 8 Liquid 1 4 Indoor unit C Gas 3 8 Liquid 1 4 Indoor unit D Gas 3 8 Uni...

Page 36: ...tal pipe length for multi system Refrigerant charge R410A Intake air temperature Fan speed Airflow Unit Btu h kW kW A A PSIG PSIG F F F F ft F F rpm CFM Heating 22 000 1 78 1 743 8 24 7 45 0 43 0 39 3...

Page 37: ...pipe length for multi system Refrigerant charge R410A Intake air temperature Fan speed Airflow Unit Btu h kW kW A A PSIG PSIG F F F F ft F F rpm CFM Heating 28 600 2 18 2 127 10 15 9 18 0 43 0 39 330...

Page 38: ...th Total pipe length for multi system Refrigerant charge R410A Intake air temperature Fan speed Airflow Unit Btu h kW kW A A PSIG PSIG F F F F ft F F rpm CFM Heating 36 000 3 1 3 036 14 36 12 98 0 43...

Page 39: ...at minimum compressor speed Low ambient cooling steady state at minimum compressor speed Intermediate cooling steady state at intermediate compressor speedw Standard rating heating at rated compresso...

Page 40: ...erature and the indoor outlet air wet dry bulb temperature for your reference at service 1 1 Cooling Heating How to measure the indoor air wet bulb dry bulb temperature difference 1 Attach at least 2...

Page 41: ...the heating operation without any frost and defrost operation 09 class 45Hz 12 class 56Hz 15 class 75Hz 14 23 32 41 50 59 14 23 32 41 50 59 Indoor unit class Inverter output frequency Indoor air DB te...

Page 42: ...5 2 0 0 50 100 0 5 1 0 1 5 2 0 0 50 100 0 5 1 0 1 5 2 0 0 50 100 0 5 1 0 1 5 2 0 COOL Capacity Frequency Hz Frequency COOL Total input Hz HEAT Capacity Frequency Hz Frequency HEAT Total input Hz COOL...

Page 43: ...COOL Capacity Frequency Hz Frequency COOL Total input Hz HEAT Capacity Frequency Hz Frequency HEAT Total input Hz COOL Capacity Frequency Hz Frequency COOL Total input Hz HEAT Capacity Frequency Hz F...

Page 44: ...50 55 60 65 70 75 2 0 3 0 4 0 5 0 6 0 7 0 Ambient temperature F Outdoor low pressure Outdoor unit current A Outdoor unit current A 45Hz PSIG 33Hz 33Hz 65 75 70 86 80 75 70 Indoor DB temperature F Ind...

Page 45: ...ndoor DB temperature F Indoor DB temperature F Indoor DB temperature F 2Air flow speed High 3Inverter output frequency 33Hz 2 HEAT operation 1Data is based on the condition of indoor humidity 50 How t...

Page 46: ...ndoor DB temperature F Indoor DB temperature F Indoor DB temperature F 2 HEAT operation How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is locat ed on indoor un...

Page 47: ...0 3 0 4 0 5 0 6 0 7 0 Ambient temperature F Outdoor low pressure Outdoor unit current A Outdoor unit current A 45Hz PSIG 33Hz 33Hz 65 75 70 86 80 75 70 Indoor DB temperature F Indoor DB temperature F...

Page 48: ...0 75 Indoor DB temperature F Indoor DB temperature F Indoor DB temperature F 2Air flow speed High 3Inverter output frequency 33Hz 2 HEAT operation 1Data is based on the condition of indoor humidity 50...

Page 49: ...0 75 Indoor DB temperature F Indoor DB temperature F Indoor DB temperature F 2 HEAT operation How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is locat ed on ind...

Page 50: ...er 65 70 75 80 85 90 95 100 105 110 115 120 130 140 150 160 170 Ambient temperature F F 86 80 75 70 86 80 75 70 15 20 25 30 35 40 45 50 55 60 65 70 75 2 0 3 0 4 0 5 0 6 0 7 0 Ambient temperature F 65...

Page 51: ...DB temperature F Indoor DB temperature F Indoor DB temperature F 86 80 75 70 2 HEAT operation How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is locat ed on ind...

Page 52: ...rfere the start up of the compressor To improve start up condition the compressor is energized even while it is not operating This is to generate heat at the winding The compressor uses about 50 W whe...

Page 53: ...opped Operate indoor unit after the auto line correcting is finished Pressing the switch during detection cancels this function SW871 W Be sure to check for closed valves cracked pipes or clogged pipe...

Page 54: ...oltage of smoothing capacitor 4 When removing the electronic control P C board hold the edge of the board with care NOT to apply stress on the components 5 When connecting or disconnecting the connect...

Page 55: ...intelligent power module When discharge temperature exceeds 240 8 F during operation Compressor can restart if discharge temperature thermistor reads 212 F or less 3 minutes later When high pressure i...

Page 56: ...n the communication between boards protection stop is continuously performed twice Communication error occurs between the electronic control P C board and power board for more than 10 seconds Current...

Page 57: ...oor fan motor Refer to 11 6 G Check of outdoor fan motor Lighting 8 times Current sensor protection Replace the power board Lighting 11 times Communication between P C boards protection Check the conn...

Page 58: ...COOL mode 104 F HEAT mode for more than 40 minutes When the frequency of the compressor is kept 80Hz or more and the discharge temperature is kept under 102 2 F for more than 20 minutes When the outdo...

Page 59: ...104 F Linear expansion valve Color of lead wire Normal YLW BRN BRN BLU Normal Each phase 13 4 16 4 Pressure Normal HPS 537 22 PSIG 696 PSIG Open Close High pressure switch HPS MXZ 3A30NA MXZ 4A36NA M...

Page 60: ...C in the power supply terminal block Is the output voltage from the noise filter P C board 208 230V AC Is the input voltage to the outdoor electronic control P C board 294 325V DC Check the power supp...

Page 61: ...ntact to the terminal block Is there any error of the indoor outdoor connecting wire such as the damage of the wire intermediate connection poor contact to the terminal block No Replace the indoor out...

Page 62: ...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 there voltage of 208 230V AC betwee...

Page 63: ...o you feel vibration of LEV coil with your hand Disconnect the connectors CN791 LEV A CN792 LEV B CN793 LEV C CN794 LEV D CN795 LEV E CN796 LEV F Is there normal resistance to LEV coil Normal Replace...

Page 64: ...W RED W RED U BLK Output voltage COOL 150V 48Hz HEAT 170V 64Hz Is voltage output W1 W2 Turn OFF the power supply of indoor and outdoor unit and measure the compressor winding resistance between the c...

Page 65: ...from outdoor electronic control P C board and turn ON the power supply Rotate the outdoor fan motor manually and measure the voltage of CN931 Between 1 and 5 Between 2 and 5 Between 3 and 5 Is the res...

Page 66: ...I The other cases Indoor unit does not operate different operating models in multi system When you try to run two indoor units simultaneously one for cooling and the other for heating the unit which...

Page 67: ...pulse wave High pressure switch Gas pipe C thermistor w Gas pipe B thermistor w Gas pipe A thermistor w CN932 20 90V AC GND 5V 5V DC pulse wave To fan motor Defrost thermistor RT61 Discharge temperatu...

Page 68: ...re thermistor RT62 Outdoor heat exchanger temperature thermistor RT68 Ambient temperature thermistor RT65 Signal transmission To power board 5V DC pulse wave Signal reception From power board 5V DC pu...

Page 69: ...AL250V F911 FUSE T1AL250V 2 Noise filter P C board CN902 To power board CN903 To power board 208 230V AC Output NR64 VARISTOR MXZ 3A30NA MXZ 4A36NA 1 208 230V AC Output F64 FUSE T2AL250V CN901 To elec...

Page 70: ...gnal 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 Red White Connect to the compressor Voltage among phases 5V to...

Page 71: ...panel Recover refrigerant gas 3 Remove the screws of the cabinet and remove the cabinet 4 Remove the screws of the back panel and remove the back panel Photo 3 5 Disconnect the compressor lead wire f...

Page 72: ...3 Remove the propeller 4 Remove the fan motor Photo 6 Screws of the outdoor fan motor Propeller Propeller nut Separator Sound proof felt Photo 3 Screw of the rear guard Screws of the back panel Screws...

Page 73: ...abinet and the back panel Photo 1 2 3 Recover refrigerant gas 3 Remove the electrical parts Photo 4 4 Detach the welded parts of 4 way valve and pipe 4 Removing the expansion valve 1 Remove the top pa...

Page 74: ...CN792 CN793 CN795 CN931 CN932 Disconnect the noise filter P C board connector CN912 6 Remove the screws of the electrical parts and remove the electrical parts Photo 2 7 Remove the propeller 8 Remove...

Page 75: ...3 Remove the front panel for removing LEV E Photo 1 3 4 Remove the electrical parts for removing LEV E Photo 2 3 5 Remove the LEV coils 6 Detach the welded parts of expansion valves and pipes 4 way v...

Page 76: ...OPERATING PROCEDURE PHOTOS 5 Removing the reactor 1 Remove the top panel Photo 1 2 Disconnect the reactor lead wire 3 Remove the screws of the reactor and remove the reactor Photo 7 Screws of the reac...

Page 77: ...CN932 Disconnect the noise filter P C board connector CN912 7 Remove the screws of the electrical parts and remove the electrical parts 8 Remove the propeller 9 Remove the screws of the separator and...

Page 78: ...ve the front panel for removing LEV F Photo 1 4 Remove the electrical parts for removing LEV F Photo 3 5 Remove the LEV coils 6 Detach the welded parts of expansion valves and pipes LEV coils Expansio...

Page 79: ...ROCEDURE PHOTOS 5 Removing the reactor 1 Remove the top panel Photo 1 2 2 Disconnect the reactor lead wire 3 Remove the screws of the reactor and remove the reactor Photo 8 Screws of the reactor Photo...

Page 80: ...80 PARTS LIST non RoHS compliant 13 MXZ 2A20NA 13 1 OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS 3 2 1 4 11 19 20 21 22 5 6 7 8 9 10 12 13 14 15 16 17 18 23...

Page 81: ...RESSOR COMPRESSOR RUBBER SET EXPANSION VALVE LEV COIL EXPANSION VALVE LEV COIL BASE UNION GAS UNION LIQUID BACK PANEL SERVICE PANEL BALL VALVE GAS BALL VALVE LIQUID POWER RECEIVER EXPANSION VALVE LEV...

Page 82: ...82 10 9 8 1 2 4 3 5 7 12 6 MXZ 2A20NA 13 2 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS 11 PARTS LIST non RoHS compliant...

Page 83: ...WER BOARD ELECTRONIC CONTROL P C BOARD NOISE FILTER P C BOARD TERMINAL BLOCK TERMINAL BLOCK GAS PIPETEMPERATURETHERMISTOR SET R V COIL THERMISTOR SET AMBIENT TEMPERATURE THERMISTOR REACTOR No MF TB2 3...

Page 84: ...84 MXZ 3A30NA 13 3 OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS 3 2 1 4 13 15 21 23 24 25 5 6 12 11 7 8 9 10 17 14 18 19 22 16 20 PARTS LIST non RoHS compliant...

Page 85: ...SSOR RUBBER SET EXPANSION VALVE LEV COIL EXPANSION VALVE LEV COIL EXPANSION VALVE LEV COIL BASE ASSEMBLY UNION PIPE COVER BALL VALVE LIQUID 3 8 BALL VALVE GAS 5 8 REAR PANEL POWER RECEIVER 4 WAY VALVE...

Page 86: ...86 11 10 9 1 2 4 3 5 6 8 7 MXZ 3A30NA 13 4 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS 12 PARTS LIST non RoHS compliant...

Page 87: ...WER BOARD ELECTRONIC CONTROL P C BOARD REACTOR NOISE FILTER P C BOARD TERMINAL BLOCK TERMINAL BLOCK GAS PIPE TEMPERATURE THERMISTOR R V COIL THERMISTOR SET AMBIENT TEMPERATURE THERMISTOR No MF L TB2 4...

Page 88: ...88 RoHS PARTS LIST RoHS compliant 14 MXZ 2A20NA MXZ 2A20NA 14 1 OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS 1 3 2 1 4 11 19 20 21 22 5 6 7 8 9 10 12 13 14 15 16 17 18 23...

Page 89: ...VALVE LEV COIL BASE UNION GAS UNION GAS UNION LIQUID UNION LIQUID BACK PANEL SERVICE PANEL BALL VALVE GAS BALL VALVE LIQUID POWER RECEIVER POWER RECEIVER EXPANSION VALVE LEV COIL 4 WAY VALVE TOP PANEL...

Page 90: ...90 10 9 8 1 2 4 3 5 7 12 6 11 RoHS PARTS LIST RoHS compliant MXZ 2A20NA MXZ 2A20NA 14 2 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS 1...

Page 91: ...ELECTRONIC CONTROL P C BOARD NOISE FILTER P C BOARD TERMINAL BLOCK TERMINAL BLOCK GAS PIPE TEMPERATURE THERMISTOR SET R V COIL THERMISTOR SET AMBIENT TEMPERATURE THERMISTOR REACTOR No G G G G G G G G...

Page 92: ...92 MXZ 3A30NA 14 3 OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS 3 2 1 4 13 15 21 23 24 25 5 6 12 11 7 8 9 10 17 14 18 19 22 16 20 RoHS PARTS LIST RoHS compliant...

Page 93: ...EV COIL EXPANSION VALVE LEV COIL EXPANSION VALVE LEV COIL BASE ASSEMBLY UNION PIPE COVER BALL VALVE LIQUID 3 8 BALL VALVE GAS 5 8 REAR PANEL POWER RECEIVER 4 WAY VALVE HIGH PRESSURE SWITCH EXPANSION V...

Page 94: ...94 11 10 9 1 2 4 3 5 6 8 7 MXZ 3A30NA 14 4 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS 12 RoHS PARTS LIST RoHS compliant...

Page 95: ...CTRONIC CONTROL P C BOARD REACTOR NOISE FILTER P C BOARD TERMINAL BLOCK TERMINAL BLOCK GAS PIPE TEMPERATURE THERMISTOR R V COIL THERMISTOR SET AMBIENT TEMPERATURE THERMISTOR No G G G G G G G G G G G G...

Page 96: ...96 MXZ 3A30NA MXZ 4A36NA 14 5 OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS 1 3 2 1 24 4 2 20 21 22 23 5 6 12 11 8 9 10 14 13 17 18 16 19 15 RoHS PARTS LIST RoHS compliant 7...

Page 97: ...M21 L2V 652 M21 L2V 401 M21 L2V 651 M21 0A2 290 M21 0A2 644 M21 0A2 668 M21 0A6 667 M21 0A2 248 T2W L7V 642 M21 L2V 646 M21 L2V 402 M21 0A2 402 M21 0A2 652 M21 L2V 297 M21 0A2 523 T2W 0A6 630 T2W 0A2...

Page 98: ...98 10 9 1 2 4 3 5 6 8 7 MXZ 3A30NA MXZ 4A36NA 14 6 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS 1 11 RoHS PARTS LIST RoHS compliant...

Page 99: ...CONTROL P C BOARD ELECTRONIC CONTROL P C BOARD REACTOR NOISE FILTER P C BOARD TERMINAL BLOCK TERMINAL BLOCK R V COIL THERMISTOR SET AMBIENTTEMPERATURETHERMISTOR No G G G G G G G G G G G G RoHS MF L T...

Page 100: ...15 16 1 5 32 1 4 1 4 32 3 4 15 3 16 Punched hole Punched hole 3 16 1 4 3 16 1 4 MAC 855SG Model name Model code 1 1 Applied unit MAC 889SG 506 889 MXZ 2A20NA MXZ 2A20NA MAC 855SG 51H 855 MXZ 3A30NA MX...

Page 101: ...101...

Page 102: ...C ENGINEERING CO LTD Distributed in Oct 2007 No OB444 REVISED EDITION C 9 Distributed in May 2007 No OB444 REVISED EDITION B 9 Distributed in Jun 2006 No OB444 REVISED EDITION A 8 Distributed in Mar 2...

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