Mitsubishi Electric MXZ-2A20NA - 1 Скачать руководство пользователя страница 101

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101

OPERATING PROCEDURE

PHOTOS

2. Removing the fan motor

(1) Remove the top panel, the service panel, and the cabinet
(Photo

1).

(2) Disconnect the connectors CN931 and CN932 on the outdoor

electronic control P.C. board.

(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 of
the back panel

Screws of
the electrical
parts

R.V. coil

4-way valve

LEV coil E

Expansion valve E

Suction pipe
welded part

Discharge
pipe welded part

Photo 4

Photo 5

Compressor nuts

Содержание MXZ-2A20NA - 1

Страница 1: ...4 REVISED EDITION G The Slim Line From Mitsubishi Electric TM OUTDOOR UNIT MXZ 2A20NA MXZ 2A20NA 1 MXZ 2A20NA 2 MXZ 3A30NA MXZ 3A30NA 1 MXZ 4A36NA NOTE This service manual describes technical data of the outdoor units RoHS compliant products have G mark on the spec name plate For servicing of RoHS compliant products refer to the RoHS Parts List MXZ 2A20NA MXZ 2A20NA 1 Indoor unit service manual MS...

Страница 2: ...sor 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 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 be...

Страница 3: ... charging charge liquid refrigerant to prevent composition change Refrigeration oil Refrigerant New refrigerant R410A HFC 32 HFC 125 50 50 Pseudo azeotropic refrigerant Not included A1 A1 72 6 60 5 225 82 3 995 Non combustible 0 1730 From liquid phase in cylinder Possible Incompatible oil None None Previous refrigerant R22 R22 100 Single refrigerant Included A1 86 5 41 4 136 34 2 772 Non combustib...

Страница 4: ...table 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 be substituted for R410A tools New Specification Current Specification The incompatible refrigeration oil easily separates from refrigerant and is in the upper layer inside the suction muffler Raisi...

Страница 5: ...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 refrigeration cycle decreases or normal operation can be impossible However charging the liquid refrigerant all at once may cause the compressor to be locked Thus charge the refrigerant slowly 2 Refr...

Страница 6: ...A20NA 1 MXZ 3A30NA Air inlet Drain outlet Back and side Air outlet Air inlet Drain outlet Back and side Air outlet MXZ 3A30NA 1 MXZ 4A36NA Air outlet Drain outlet Air inlet Back and side MXZ 2A20NA 2 Air outlet Drain outlet Air inlet Back and side ...

Страница 7: ... 72 7 89 97 7800 18000 650 1760 Duct Duct 9000 9000 18000 1780 8 82 7 98 97 7800 18000 670 1780 09 12 Wall Wall 8500 11500 20000 2150 10 66 9 64 97 7800 20000 630 2150 Wall Duct 8500 11500 20000 2170 10 76 9 73 97 7800 20000 650 2170 Duct Wall 8500 11500 20000 2170 10 76 9 73 97 7800 20000 650 2170 Duct Duct 8500 11500 20000 2190 10 85 9 82 97 7800 20000 670 2190 09 15 Wall Wall 7500 12500 20000 2...

Страница 8: ... 10900 21800 1820 9 02 8 16 97 8500 21800 520 1820 09 12 Wall Wall 9500 12500 22000 1780 8 82 7 98 97 8500 22000 520 1780 Wall Duct 9500 12500 22000 1780 8 82 7 98 97 8500 22000 520 1780 Duct Wall 9500 12500 22000 1780 8 82 7 98 97 8500 22000 520 1780 Duct Duct 9500 12500 22000 1780 8 82 7 98 97 8500 22000 520 1780 09 15 Wall Wall 8250 13750 22000 1780 8 82 7 98 97 8500 22000 520 1780 Wall Duct 82...

Страница 9: ...l Duct 9000 9000 18000 1820 9 02 8 16 97 12000 18000 940 1820 Duct Duct 9000 9000 18000 1840 9 12 8 25 97 12000 18000 960 1840 09 12 Wall Wall 9000 12000 21000 2000 9 91 8 96 97 12000 21000 920 2000 Wall Duct 9000 12000 21000 2020 10 01 9 05 97 12000 21000 940 2020 Duct Wall 9000 12000 21000 2020 10 01 9 05 97 12000 21000 940 2020 Duct Duct 9000 12000 21000 2040 10 11 9 14 97 12000 21000 960 2040 ...

Страница 10: ...ll 10800 15200 26000 2800 13 88 12 55 97 12000 26000 920 2800 Duct Wall 10800 15200 26000 2820 13 98 12 64 97 12000 26000 940 2820 12 18 Wall Duct 10400 15600 26000 2820 13 98 12 64 97 12000 26000 940 2820 Duct Duct 10400 15600 26000 2840 14 08 12 73 97 12000 26000 960 2840 15 15 Wall Wall 13000 13000 26000 2800 13 88 12 55 97 12000 26000 920 2800 Wall Duct 13000 13000 26000 2820 13 98 12 64 97 12...

Страница 11: ... 1040 3310 Duct Duct Duct 8000 8000 11400 27400 3330 16 50 14 93 97 12600 27400 1060 3330 09 09 15 Wall Wall Wall 7750 7750 12900 28400 3250 16 11 14 57 97 12600 28400 1000 3250 Wall Wall Duct 7750 7750 12900 28400 3270 16 21 14 66 97 12600 28400 1020 3270 Wall Duct Wall 7750 7250 12900 27900 3280 16 26 14 70 97 12600 27900 1020 3280 Wall Duct Duct 7750 7250 12900 27900 3300 16 36 14 79 97 12600 2...

Страница 12: ... 1700 8 43 7 62 97 11000 31000 740 2560 Duct Duct 10900 10900 21800 1700 8 43 7 62 97 11000 31000 740 2560 09 12 Wall Wall 10900 13600 24500 1980 9 81 8 87 97 11000 33000 740 2800 Wall Duct 10900 13600 24500 1980 9 81 8 87 97 11000 33000 740 2800 Duct Wall 10900 13600 24500 1980 9 81 8 87 97 11000 33000 740 2800 Duct Duct 10900 13600 24500 1980 9 81 8 87 97 11000 33000 740 2800 09 15 Wall Wall 101...

Страница 13: ...Wall 11200 15800 27000 2140 10 61 9 59 97 11000 35000 740 2860 Duct Wall 11200 15800 27000 2140 10 61 9 59 97 11000 35000 740 2860 12 18 Wall Duct 10800 16200 27000 2140 10 61 9 59 97 11000 35000 740 2860 Duct Duct 10800 16200 27000 2140 10 61 9 59 97 11000 35000 740 2860 15 15 Wall Wall 13500 13500 27000 2120 10 51 9 50 97 11000 35000 740 2800 Wall Duct 13500 13500 27000 2120 10 51 9 50 97 11000 ...

Страница 14: ... 35000 740 2920 Duct Duct Duct 8100 8100 11400 27600 2220 11 00 9 95 97 11400 35000 740 2920 09 09 15 Wall Wall Wall 7800 7800 13000 28600 2180 10 80 9 77 97 11400 36000 740 2880 Wall Wall Duct 7800 7800 13000 28600 2180 10 80 9 77 97 11400 36000 740 2880 Wall Duct Wall 7800 7300 13000 28100 2200 10 90 9 86 97 11400 35500 740 2900 Wall Duct Duct 7800 7300 13000 28100 2200 10 90 9 86 97 11400 35500...

Страница 15: ...820 Duct Duct 9000 9000 18000 1840 9 12 97 12000 18000 960 1840 09 12 Wall Wall 9000 12000 21000 2000 9 91 97 12000 21000 920 2000 Wall Duct 9000 12000 21000 2020 10 01 97 12000 21000 940 2020 Duct Wall 9000 12000 21000 2020 10 01 97 12000 20600 940 2020 Duct Duct 9000 12000 21000 2040 10 11 97 12000 20600 960 2040 09 15 Wall Wall 9000 15000 24000 2500 12 39 97 12000 24000 920 2500 Wall Duct 9000 ...

Страница 16: ...t 10400 15600 26000 2840 14 08 97 12000 26000 960 2840 15 15 Wall Wall 13000 13000 26000 2800 13 88 97 12000 26000 920 2800 Wall Duct 13000 13000 26000 2820 13 98 97 12000 26000 940 2820 Duct Duct 13000 13000 26000 2840 14 08 97 12000 26000 960 2840 15 17 Wall Wall 12200 13800 26000 2800 13 88 97 12000 26000 920 2800 Duct Wall 12200 13800 26000 2820 13 98 97 12000 26000 940 2820 15 18 Wall Duct 11...

Страница 17: ...00 8400 14500 31300 3580 17 74 97 12600 31300 1060 3580 09 09 17 Wall Wall Wall 8200 8200 15700 32100 3500 17 35 97 12600 32100 1000 3500 Wall Duct Wall 8200 7800 15700 31700 3530 17 50 97 12600 31700 1020 3530 Duct Duct Wall 7800 7800 15700 31300 3560 17 64 97 12600 31300 1040 3560 09 09 18 Wall Wall Duct 8100 8100 15900 32100 3520 17 45 97 12600 32100 1020 3520 Wall Duct Duct 8100 7700 15900 317...

Страница 18: ...97 12600 31700 1020 3530 Duct Duct Wall 7200 10100 14400 31700 3550 17 60 97 12600 31700 1040 3550 09 12 18 Wall Wall Duct 7500 10000 14600 32100 3520 17 45 97 12600 32100 1020 3520 Wall Duct Duct 7500 10000 14600 32100 3540 17 55 97 12600 32100 1040 3540 Duct Wall Duct 7100 10000 14600 31700 3550 17 60 97 12600 31700 1040 3550 Duct Duct Duct 7100 10000 14600 31700 3570 17 69 97 12600 31700 1060 3...

Страница 19: ...0 32100 3500 17 35 97 12600 32100 1000 3500 Wall Wall Duct 10700 10700 10700 32100 3520 17 45 97 12600 32100 1020 3520 Wall Duct Duct 10700 10700 10700 32100 3540 17 55 97 12600 32100 1040 3540 Duct Duct Duct 10700 10700 10700 32100 3560 17 64 97 12600 32100 1060 3560 12 12 15 Wall Wall Wall 9900 9900 12300 32100 3500 17 35 97 12600 32100 1000 3500 Wall Wall Duct 9900 9900 12300 32100 3520 17 45 9...

Страница 20: ...20 18 55 99 12600 36400 1000 3900 Wall Wall Wall Duct 8300 8300 8300 11100 36000 3840 18 65 99 12600 36400 1020 3920 Wall Wall Duct Wall 8300 8300 7900 11100 35600 3850 18 70 99 12600 36000 1020 3930 Wall Wall Duct Duct 8300 8300 7900 11100 35600 3870 18 79 99 12600 36000 1040 3950 Wall Duct Duct Wall 8300 7900 7900 11100 35200 3880 18 84 99 12600 35600 1040 3960 Wall Duct Duct Duct 8300 7900 7900...

Страница 21: ...700 10300 10300 36000 3860 18 75 99 12600 36400 1040 3940 Wall Duct Wall Wall 7700 7300 10300 10300 35600 3850 18 70 99 12600 36000 1020 3930 Wall Duct Wall Duct 7700 7300 10300 10300 35600 3870 18 79 99 12600 36000 1040 3950 Wall Duct Duct Duct 7700 7300 10300 10300 35600 3890 18 89 99 12600 36000 1060 3970 Duct Duct Wall Wall 7300 7300 10300 10300 35200 3880 18 84 99 12600 35600 1040 3960 Duct D...

Страница 22: ...1820 Duct Duct 9000 9000 18000 1840 8 25 97 12000 18000 960 1840 09 12 Wall Wall 9000 12000 21000 2000 8 96 97 12000 21000 920 2000 Wall Duct 9000 12000 21000 2020 9 05 97 12000 21000 940 2020 Duct Wall 9000 12000 21000 2020 9 05 97 12000 21000 940 2020 Duct Duct 9000 12000 21000 2040 9 14 97 12000 21000 960 2040 09 15 Wall Wall 9000 15000 24000 2500 11 21 97 12000 24000 920 2500 Wall Duct 9000 15...

Страница 23: ...t 10400 15600 26000 2840 12 73 97 12000 26000 960 2840 15 15 Wall Wall 13000 13000 26000 2800 12 55 97 12000 26000 920 2800 Wall Duct 13000 13000 26000 2820 12 64 97 12000 26000 940 2820 Duct Duct 13000 13000 26000 2840 12 73 97 12000 26000 960 2840 15 17 Wall Wall 12200 13800 26000 2800 12 55 97 12000 26000 920 2800 Duct Wall 12200 13800 26000 2820 12 64 97 12000 26000 940 2820 15 18 Wall Duct 11...

Страница 24: ...00 8400 14500 31300 3580 16 05 97 12600 31300 1060 3580 09 09 17 Wall Wall Wall 8200 8200 15700 32100 3500 15 69 97 12600 32100 1000 3500 Wall Duct Wall 8200 7800 15700 31700 3530 15 82 97 12600 31700 1020 3530 Duct Duct Wall 7800 7800 15700 31300 3560 15 96 97 12600 31300 1040 3560 09 09 18 Wall Wall Duct 8100 8100 15900 32100 3520 15 78 97 12600 32100 1020 3520 Wall Duct Duct 8100 7700 15900 317...

Страница 25: ...97 12600 31700 1020 3530 Duct Duct Wall 7200 10100 14400 31700 3550 15 91 97 12600 31700 1040 3550 09 12 18 Wall Wall Duct 7500 10000 14600 32100 3520 15 78 97 12600 32100 1020 3520 Wall Duct Duct 7500 10000 14600 32100 3540 15 87 97 12600 32100 1040 3540 Duct Wall Duct 7100 10000 14600 31700 3550 15 91 97 12600 31700 1040 3550 Duct Duct Duct 7100 10000 14600 31700 3570 16 00 97 12600 31700 1060 3...

Страница 26: ...0 32100 3500 15 69 97 12600 32100 1000 3500 Wall Wall Duct 10700 10700 10700 32100 3520 15 78 97 12600 32100 1020 3520 Wall Duct Duct 10700 10700 10700 32100 3540 15 87 97 12600 32100 1040 3540 Duct Duct Duct 10700 10700 10700 32100 3560 15 96 97 12600 32100 1060 3540 12 12 15 Wall Wall Wall 9900 9900 12300 32100 3500 15 69 97 12600 32100 1000 3500 Wall Wall Duct 9900 9900 12300 32100 3520 15 78 9...

Страница 27: ...20 16 78 99 12600 36400 1000 3900 Wall Wall Wall Duct 8300 8300 8300 11100 36000 3840 16 86 99 12600 36400 1020 3920 Wall Wall Duct Wall 8300 8300 7900 11100 35600 3850 16 91 99 12600 36000 1020 3930 Wall Wall Duct Duct 8300 8300 7900 11100 35600 3870 17 00 99 12600 36000 1040 3950 Wall Duct Duct Wall 8300 7900 7900 11100 35200 3880 17 04 99 12600 35800 1040 3960 Wall Duct Duct Duct 8300 7900 7900...

Страница 28: ...700 10300 10300 36000 3860 16 95 99 12600 36400 1040 3940 Wall Duct Wall Wall 7700 7300 10300 10300 35600 3850 16 91 99 12600 36000 1020 3930 Wall Duct Wall Duct 7700 7300 10300 10300 35600 3870 17 00 99 12600 36000 1040 3950 Wall Duct Duct Duct 7700 7300 10300 10300 35600 3890 17 08 99 12600 36000 1060 3970 Duct Duct Wall Wall 7300 7300 10300 10300 35200 3880 17 04 99 12600 35600 1040 3960 Duct D...

Страница 29: ...740 2560 Duct Duct 10900 10900 21800 1700 8 43 97 11000 31000 740 2560 09 12 Wall Wall 10900 13600 24500 1980 9 81 97 11000 33000 740 2800 Wall Duct 10900 13600 24500 1980 9 81 97 11000 33000 740 2800 Duct Wall 10900 13600 24500 1980 9 81 97 11000 33000 740 2800 Duct Duct 10900 13600 24500 1980 9 81 97 11000 33000 740 2800 09 15 Wall Wall 10100 16900 27000 2200 10 90 97 11000 35000 740 2920 Wall D...

Страница 30: ...800 16200 27000 2140 10 61 97 11000 35000 740 2860 15 15 Wall Wall 13500 13500 27000 2120 10 51 97 11000 35000 740 2800 Wall Duct 13500 13500 27000 2120 10 51 97 11000 35000 740 2800 Duct Duct 13500 13500 27000 2120 10 51 97 11000 35000 740 2800 15 17 Wall Wall 12700 14300 27000 2110 10 46 97 11000 35000 740 2800 Duct Wall 12700 14300 27000 2110 10 46 97 11000 35000 740 2800 15 18 Wall Duct 12300 ...

Страница 31: ...uct 8500 8500 14600 31600 2700 13 38 97 11400 35200 740 2880 09 09 17 Wall Wall Wall 8400 8400 15600 32400 2700 13 38 97 11400 36000 740 2880 Wall Duct Wall 8400 8000 15600 32000 2700 13 38 97 11400 35600 740 2880 Duct Duct Wall 8000 8000 15600 31600 2700 13 38 97 11400 35200 740 2880 09 09 18 Wall Wall Duct 8100 8100 16200 32400 2700 13 38 97 11400 36000 740 2880 Wall Duct Duct 8100 7700 16200 32...

Страница 32: ... 38 97 11400 35600 740 2880 Duct Duct Wall 7500 9900 14600 32000 2700 13 38 97 11400 35600 740 2880 09 12 18 Wall Wall Duct 7600 9900 14900 32400 2700 13 38 97 11400 36000 740 2880 Wall Duct Duct 7600 9900 14900 32400 2700 13 38 97 11400 36000 740 2880 Duct Wall Duct 7200 9900 14900 32000 2700 13 38 97 11400 35600 740 2880 Duct Duct Duct 7200 9900 14900 32000 2700 13 38 97 11400 35600 740 2880 09 ...

Страница 33: ...0800 32400 2700 13 38 97 11400 36000 740 2880 Wall Wall Duct 10800 10800 10800 32400 2700 13 38 97 11400 36000 740 2880 Wall Duct Duct 10800 10800 10800 32400 2700 13 38 97 11400 36000 740 2880 Duct Duct Duct 10800 10800 10800 32400 2700 13 38 97 11400 36000 740 2880 12 12 15 Wall Wall Wall 9700 9700 13000 32400 2700 13 38 97 11400 36000 740 2880 Wall Wall Duct 9700 9700 13000 32400 2700 13 38 97 ...

Страница 34: ... 3100 15 05 99 11400 41200 740 4000 Wall Wall Wall Duct 8300 8300 8300 11100 36000 3100 15 05 99 11400 41200 740 4000 Wall Wall Duct Wall 8300 8300 7900 11100 35600 3100 15 05 99 11400 40800 740 4000 Wall Wall Duct Duct 8300 8300 7900 11100 35600 3100 15 05 99 11400 40800 740 4000 Wall Duct Duct Wall 8300 7900 7900 11100 35200 3100 15 05 99 11400 40400 740 4000 Wall Duct Duct Duct 8300 7900 7900 1...

Страница 35: ... 7700 10300 10300 36000 3100 15 05 99 11400 41200 740 4000 Wall Duct Wall Wall 7700 7300 10300 10300 35600 3100 15 05 99 11400 40800 740 4000 Wall Duct Wall Duct 7700 7300 10300 10300 35600 3100 15 05 99 11400 40800 740 4000 Wall Duct Duct Duct 7700 7300 10300 10300 35600 3100 15 05 99 11400 40800 740 4000 Duct Duct Wall Wall 7300 7300 10300 10300 35200 3100 15 05 99 11400 40400 740 4000 Duct Duct...

Страница 36: ...000 740 2560 Duct Duct 10900 10900 21800 1700 7 62 97 11000 31000 740 2560 09 12 Wall Wall 10900 13600 24500 1980 8 87 97 11000 33000 740 2800 Wall Duct 10900 13600 24500 1980 8 87 97 11000 33000 740 2800 Duct Wall 10900 13600 24500 1980 8 87 97 11000 33000 740 2800 Duct Duct 10900 13600 24500 1980 8 87 97 11000 33000 740 2800 09 15 Wall Wall 10100 16900 27000 2200 9 86 97 11000 35000 740 2920 Wal...

Страница 37: ...800 16200 27000 2140 9 59 97 11000 35000 740 2860 15 15 Wall Wall 13500 13500 27000 2120 9 50 97 11000 35000 740 2800 Wall Duct 13500 13500 27000 2120 9 50 97 11000 35000 740 2800 Duct Duct 13500 13500 27000 2120 9 50 97 11000 35000 740 2800 15 17 Wall Wall 12700 14300 27000 2110 9 46 97 11000 35000 740 2800 Duct Wall 12700 14300 27000 2110 9 46 97 11000 35000 740 2800 15 18 Wall Duct 12300 14700 ...

Страница 38: ...uct 8500 8500 14600 31600 2700 12 10 97 11400 35200 740 2880 09 09 17 Wall Wall Wall 8400 8400 15600 32400 2700 12 10 97 11400 36000 740 2880 Wall Duct Wall 8400 8000 15600 32000 2700 12 10 97 11400 35600 740 2880 Duct Duct Wall 8000 8000 15600 31600 2700 12 10 97 11400 35200 740 2880 09 09 18 Wall Wall Duct 8100 8100 16200 32400 2700 12 10 97 11400 36000 740 2880 Wall Duct Duct 8100 7700 16200 32...

Страница 39: ... 10 97 11400 35600 740 2880 Duct Duct Wall 7500 9900 14600 32000 2700 12 10 97 11400 35600 740 2880 09 12 18 Wall Wall Duct 7600 9900 14900 32400 2700 12 10 97 11400 36000 740 2880 Wall Duct Duct 7600 9900 14900 32400 2700 12 10 97 11400 36000 740 2880 Duct Wall Duct 7200 9900 14900 32000 2700 12 10 97 11400 35600 740 2880 Duct Duct Duct 7200 9900 14900 32000 2700 12 10 97 11400 35600 740 2880 09 ...

Страница 40: ...0800 32400 2700 12 10 97 11400 36000 740 2880 Wall Wall Duct 10800 10800 10800 32400 2700 12 10 97 11400 36000 740 2880 Wall Duct Duct 10800 10800 10800 32400 2700 12 10 97 11400 36000 740 2880 Duct Duct Duct 10800 10800 10800 32400 2700 12 10 97 11400 36000 740 2880 12 12 15 Wall Wall Wall 9700 9700 13000 32400 2700 12 10 97 11400 36000 740 2880 Wall Wall Duct 9700 9700 13000 32400 2700 12 10 97 ...

Страница 41: ... 3100 13 61 99 11400 43000 740 4350 Wall Wall Wall Duct 8300 8300 8300 11100 36000 3100 13 61 99 11400 43000 740 4350 Wall Wall Duct Wall 8300 8300 7900 11100 35600 3100 13 61 99 11400 42600 740 4350 Wall Wall Duct Duct 8300 8300 7900 11100 35600 3100 13 61 99 11400 42600 740 4350 Wall Duct Duct Wall 8300 7900 7900 11100 35200 3100 13 61 99 11400 42200 740 4350 Wall Duct Duct Duct 8300 7900 7900 1...

Страница 42: ... 7700 10300 10300 36000 3100 13 61 99 11400 43000 740 4350 Wall Duct Wall Wall 7700 7300 10300 10300 35600 3100 13 61 99 11400 42600 740 4350 Wall Duct Wall Duct 7700 7300 10300 10300 35600 3100 13 61 99 11400 42600 740 4350 Wall Duct Duct Duct 7700 7300 10300 10300 35600 3100 13 61 99 11400 42600 740 4350 Duct Duct Wall Wall 7300 7300 10300 10300 35200 3100 13 61 99 11400 42200 740 4350 Duct Duct...

Страница 43: ...SNB130FQBH1 U V 0 45 V W 0 45 W U 0 45 U V 0 98 V W 0 98 W U 0 98 10 1 15 LEV 49 51 Reverse cycle 33 1 16 13 27 15 16 130 Wireless type 12 24 V DC Not supplied optional parts 1 4 A B 3 8 Flared Flared 5 lb 15 oz 20 3 NEO22 23 7 NEO22 MXZ 2A20NA MXZ 2A20NA MXZ 2A20NA MXZ 2A20NA MXZ 2A20NA MXZ 2A20NA Cooling Heating Mode 1 A Cooling steady state at rated compressor speed B 2 Cooling steady state at ...

Страница 44: ...148 Wireless type 12 24 V DC Not supplied optional parts 1 4 A 1 2 B C 3 8 Flared Flared 7 lb 11 oz 29 4 NEO22 Cooling Heating 47 Heating 17 Cooling Heating 47 Heating 17 Cooling Cooling Heating Heating MXZ 3A30NA MXZ 3A30NA MXZ 3A30NA MXZ 3A30NA Cooling Heating Mode 1 A Cooling steady state at rated compressor speed B 2 Cooling steady state at rated compressor speed B 1 Cooling steady state at mi...

Страница 45: ...ating 47 Heating 17 Cooling Heating 47 Heating 17 Cooling Cooling Heating Heating MXZ 4A36NA 208 V 230 V 208 V 230 V 36 000 11 400 41 200 36 000 11 400 43 000 3 100 740 4 000 3 100 740 4 350 208 V 230 V 208 V 230 V 34 400 11 400 39 600 34 400 11 400 41 600 3 100 740 4 000 3 100 740 4 350 Cooling Heating Mode 1 A Cooling steady state at rated compressor speed B 2 Cooling steady state at rated compr...

Страница 46: ...THRESHOLD OF HEARING FOR CONTINUOUS NOISE NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 OCTAVE BAND SOUND PRESSURE LEVEL 0dB 0 0002 MICRO BAR BAND CENTER FREQUENCIES Hz Cooling High FUNCTION FAN SPEED Heating High 49 SPL dB A 49 LINE 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 OCTAVE BAND SOUND PRESSU...

Страница 47: ...5 16 11 16 11 16 14 3 16 15 19 32 1 1 2 1 7 32 19 11 16 11 11 32 9 3 16 2 1 2 1 7 32 21 32 1 2 1 3 16 13 1 1 3 16 33 1 16 27 15 16 29 32 OUTLINES AND DIMENSIONS 6 MXZ 2A20NA MXZ 2A20NA 1 More than 3 94 in Open as a rule More than 19 69 in if the front and both sides are open More than 3 94 in More than 7 87 in if there are obstacles to both sides Open as a rule More than 19 69 in if the back both ...

Страница 48: ...32 11 16 11 16 3 7 8 Punched holes Connecting wire hole 2 3 8 1 3 16 14 1 4 5 5 16 3 5 16 1 25 32 29 32 1 5 32 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 More than 3 15 16 More than 19 11 16 Note Leave front and both sides clearance fully Note Leave front and overh...

Страница 49: ...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 x 1 13 32 Oval hole More than 3 94 in Open as a rule More than 19 69 in if the front and both sides are open More than 3 94 in More than 7 87 in if there are obstacles to both sides Open as a rule More than 19 69...

Страница 50: ... pipe 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 SPACE More than 3 15 16 More than 19 11 16 5 3 16 Liquid pipe 1 4 flared 35 7 16 1 3 16 4 3 4 Base bolt M10 Drain hole 3 1 5 16 Note Leave front and both sides clearance fully Note Leave front and o...

Страница 51: ... B 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 More than 3 15 16 More than 19 11 16 5 3 16 Liquid pipe 1 4 flared 35 7 16 1 3 16 4 3 4 Base bolt M10 Drain hole 3 1 5 16 Note Leave front and both sides clearance fully Note Leave front and overhead...

Страница 52: ...52 WIRING DIAGRAM 7 MXZ 2A20NA ...

Страница 53: ...53 MXZ 2A20NA 1 ...

Страница 54: ...54 MXZ 2A20NA 2 ...

Страница 55: ...55 MXZ 3A30NA ...

Страница 56: ...56 MXZ 3A30NA 1 ...

Страница 57: ...57 MXZ 4A36NA ...

Страница 58: ...eat exchanger temperature thermistor RT68 FAN OUT HEX OUT Service port Service port Strainer 100 Except MXZ 2A20NA Stop valve with service port Stop valve Strainer 100 Power receiver LEV A LEV B Oil separator Compressor Defrost thermistor RT61 Distributor Muffler 4 way valve LEV E Indoor unit B Indoor unit A Indoor unit A Indoor unit B Capillary tube O D 0 14 x I D 0 09 x 19 68 Capillary tube O D ...

Страница 59: ...oint 60 MAX It does not matter which unit is higher MAX REFRIGERANT PIPING LENGTH PIPE SIZE SELECTION MXZ 2A20NA MXZ 2A20NA 1 MXZ 2A20NA 2 Operating Range MXZ 2A20NA MXZ 2A20NA 1 MXZ 2A20NA 2 Cooling Heating Maximum Minimum Maximum Minimum Indoor intake air temperature 95 FDB 71 FWB 67 FDB 57 FWB 80 FDB 67 FWB 70 FDB 60 FWB Outdoor intake air temperature 115 FDB 14 FDB 75 FDB 65 FWB 14 FDB 12 FWB ...

Страница 60: ...tor 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 receiver LEV A LEV B LEV C Oil separator Compressor Muffler 4 way valve LEV F Indoor unit C Indoor unit B Indoor unit A Indoor unit A Indoor unit B Indoor unit C Capillary tube O D 0 10 x I D 0 02 x 39 37 C...

Страница 61: ...NT PIPING LENGTH PIPE SIZE SELECTION MXZ 3A30NA MXZ 3A30NA 1 Operating Range MXZ 3A30NA MXZ 3A30NA 1 Cooling Heating Maximum Minimum Maximum Minimum Indoor intake air temperature 95 FDB 71 FWB 67 FDB 57 FWB 80 FDB 67 FWB 70 FDB 60 FWB Outdoor intake air temperature 115 FDB 14 FDB 75 FDB 65 FWB 14 FDB 12 FWB a c Outdoor unit Indoor units 33 ft MXZ 3A30NA 49 ft MXZ 3A30NA 33 ft b 1 49 ft MXZ 3A30NA ...

Страница 62: ... 11 x 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 Strainer 100 Distributor Outdoor heat exchanger Capillary tube O D 0 12 x I D 0 08 x 11 8 Defrost thermistor RT61 Outdoor heat exchanger temperature thermistor RT68 Ambient temperature thermistor RT65 ...

Страница 63: ...nit is higher MAX REFRIGERANT PIPING LENGTH PIPE SIZE SELECTION MXZ 4A36NA Operating Range MXZ 4A36NA a b c d Outdoor unit Indoor units 49 ft 33 ft 49 ft Cooling Heating Maximum Minimum Maximum Minimum Indoor intake air temperature 95 FDB 71 FWB 67 FDB 57 FWB 80 FDB 67 FWB 70 FDB 60 FWB Outdoor intake air temperature 115 FDB 14 FDB 75 FDB 65 FWB 14 FDB 12 FWB Indoor unit class Extension pipe diame...

Страница 64: ...24 7 45 9 81 8 87 7 98 7 22 Fan motor current A 0 43 0 39 0 43 0 39 0 43 0 39 0 43 0 39 Refrigerant circuit Condensing pressure PSIG 435 363 417 350 Suction pressure PSIG 128 101 130 101 Discharge temperature ºF 190 169 174 172 Condensing temperature ºF 122 106 120 104 Suction temperature ºF 65 40 65 46 Comp shell bottom temp ºF 146 144 185 167 Ref pipe length Total pipe length for multi system ft...

Страница 65: ... 72 10 36 9 37 Fan motor current A 0 43 0 39 0 43 0 39 0 43 0 39 0 43 0 39 Refrigerant circuit Condensing pressure PSIG 506 330 496 325 Suction pressure PSIG 136 96 137 100 Discharge temperature ºF 190 150 203 168 Condensing temperature ºF 132 100 133 99 Suction temperature ºF 48 30 63 50 Comp shell bottom temp ºF 146 125 188 152 Ref pipe length Total pipe length for multi system ft 25 75 Refriger...

Страница 66: ...6 Fan motor current A 0 43 0 39 0 43 0 39 0 43 0 39 0 43 0 39 Refrigerant circuit Condensing pressure PSIG 458 338 455 347 Suction pressure PSIG 136 93 130 95 Discharge temperature ºF 194 158 202 163 Condensing temperature ºF 125 100 126 102 Suction temperature ºF 62 44 65 32 Comp shell bottom temp ºF 180 140 186 148 Ref pipe length Total pipe length for multi system ft 25 100 Refrigerant charge R...

Страница 67: ...g steady state at minimum compressor speed Intermediate cooling steady state at intermediate compressor speed Standard rating heating at rated compressor speed Low temperature 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 Frost accumulation at intermediate compr...

Страница 68: ... Total input W 5 Indoor intake air dry bulb temperature FDB 6 Outdoor intake air wet bulb temperature FWB 7 Total input W Indoor air wet dry bulb temperature difference on the left side of the following chart shows the difference between the indoor intake air wet dry bulb temperature and the indoor outlet air wet dry bulb temperature for your reference at service Cooling Heating How to measure the...

Страница 69: ...ir WB temperature difference degree 15 3 14 0 13 0 11 9 10 6 9 5 8 6 18 2 16 7 15 3 14 0 12 6 11 3 10 1 21 8 20 0 18 4 16 6 14 9 13 5 11 9 23 9 22 0 20 2 18 2 16 4 14 8 13 0 19 3 17 8 16 2 14 8 13 3 12 1 10 6 17 1 15 8 14 4 13 1 11 9 10 8 9 5 Cooling capacity at Rated frequency 0 9 1 0 1 1 1 2 1 3 1 4 1 5 14 23 32 41 50 59 68 77 86 95 104 113 Outdoor intake air Dry bulb temperature F Capacity corr...

Страница 70: ...A20NA 1 MXZ 2A20NA 2 09 class 34Hz 12 class 42Hz 15 class 56Hz 17 class 60Hz 24 class 72Hz 18 class 67Hz Indoor unit class Inverter output frequency Indoor air DB temperature difference degree 59 8 55 3 50 6 45 9 41 4 36 7 32 2 27 5 23 0 18 4 47 3 43 7 40 1 36 4 32 8 29 2 25 6 21 8 18 2 14 6 51 5 47 5 43 6 39 6 35 6 31 7 27 7 23 8 19 8 15 8 43 2 40 0 36 5 33 3 29 9 26 6 23 2 20 0 16 6 13 3 47 0 43...

Страница 71: ...city 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 Frequency HEAT Total input Hz 1 09 class unit in single operation 2 12 class unit in single operation 3 15 class unit in single operation COOL Capacity Frequency Hz Frequency COOL Total input Hz HEAT Capacity Fr...

Страница 72: ...40 45 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 45 Hz PSIG 33 Hz 33 Hz 65 75 70 86 80 75 70 Indoor DB temperature F Indoor DB temperature F How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is located on indoor unit 2 Press emergency run ON OFF button 3 Compressor starts r...

Страница 73: ... 65 70 75 Indoor DB temperature F Indoor DB temperature F Indoor DB temperature F Air flow speed High Inverter output frequency 33 Hz 2 HEAT operation Data is based on the condition of indoor humidity 50 How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is located on indoor unit 2 Press emergency run ON OFF button 3 Compressor starts running at 33 Hz COOL or 4...

Страница 74: ... 65 70 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 located on indoor unit 2 Press emergency run ON OFF button 3 Compressor starts running at 33 Hz COOL or 45 Hz HEAT 4 Indoor fan runs at High speed and continues for 30 minutes 5 To cancel this operation press e...

Страница 75: ...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 45 Hz PSIG 33 Hz 33 Hz 65 75 70 86 80 75 70 Indoor DB temperature F Indoor DB temperature F How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is located on indoor unit 2 Press emergency run ON OFF button 3 Compressor starts running at 33 Hz COOL or 45...

Страница 76: ...65 70 75 Indoor DB temperature F Indoor DB temperature F Indoor DB temperature F Air flow speed High Inverter output frequency 33 Hz 2 HEAT operation Data is based on the condition of indoor humidity 50 How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is located on indoor unit 2 Press emergency run ON OFF button 3 Compressor starts running at 33 Hz COOL or 45...

Страница 77: ...65 70 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 located on indoor unit 2 Press emergency run ON OFF button 3 Compressor starts running at 33 Hz COOL or 45 Hz HEAT 4 Indoor fan runs at High speed and continues for 30 minutes 5 To cancel this operation press em...

Страница 78: ...troller 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 70 75 80 85 90 95 100 105 110 115 0 0 1 0 2 0 3 0 4 0 5 0 6 0 Ambient temperature F F F PSIG Outdoor low pressure Outdoor unit current A Outdoor unit current A 45 Hz 33 Hz 33 Hz 65 70 75 Indoor D...

Страница 79: ...oor 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 located on indoor unit 2 Press emergency run ON OFF button 3 Compressor starts running at 33 Hz COOL or 45 Hz HEAT 4 Indoor fan runs at High speed and continues for 30 minutes 5 To cancel this operation press em...

Страница 80: ... may interfere 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 when pre heat control is turned ON Pre heat control is ON at initial setting How to deactivate pre heat control Turn OFF the power supply for the air conditioner before making the setting Set th...

Страница 81: ...e stopped Operate indoor unit after the auto line correcting is finished Pressing the switch during detection cancels this function SW871 Be sure to check for closed valves cracked pipes or clogged pipes LED indication after cancel LED1 Red Lighting LED indication during detection LED indication after detection LED2 Yellow Lighting LED3 Green Blinking LED1 Red Lighting LED2 Yellow Lighting LED3 Gr...

Страница 82: ...othing 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 connectors hold the housing of the connector DO NOT pull the lead wires MXZ 2A20NA MXZ 2A20NA 1 MXZ 2A20NA 2 MXZ 3A30NA MXZ 3A30NA 1 MXZ 4A36NA 12 2 FAILURE MODE RECALL FUNCTION This air conditioner can memorize the abno...

Страница 83: ...o 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 is detected with the high pressure switch HPS during operation MXZ 3A30NA MXZ 3A30NA 1 MXZ 4A36NA When the outdoor heat exchanger temperature exceeds 158 F during cooling or the indoor gas pipe tempe...

Страница 84: ...er to 12 6 Check of LEV Check the drain pump of the indoor unit When 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 sensor protection stop is continuously performed twice When a short or open circuit is detected in the current sensor during compress...

Страница 85: ... 12 6 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 connecting wire between outdoor electronic control P C board and power board Lighting 12 times Zero cross detecting circuit protection Check the connecting wire among outdoor electronic control P C board noise filter P C board a...

Страница 86: ... 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 outdoor heat exchanger temperature exceeds 136 4 F during operation 9 times Lighting Inverter check mode Lighting Lighting Normal When the unit is operated with emergency operation switch When the input current exc...

Страница 87: ...r expansion valve Color of lead wire Normal YLW BRN BRN BLU Normal Each phase 13 4 Ω 16 4 Ω Pressure Normal HPS 537 22 PSIG 696 PSIG Open Close High pressure switch HPS MXZ 3A30NA MXZ 4A36NA MXZ 3A30NA 1 Defrost thermistor RT61 Ambient temperature thermistor RT65 Outdoor heat exchanger temperature thermistor RT68 Gas pipe temperature thermistor RT6A C MXZ 2A20NA MXZ 3A30NA Measure the resistance w...

Страница 88: ...ly terminal block Is the output voltage from the noise filter P C board 208 230 V AC Is the input voltage to the outdoor electronic control P C board 294 325 V DC Check the power supply cable Replace the outdoor electronic control P C board Replace the noise filter P C board Is the input voltage to the power board 208 230 V AC Replace the reactor 12 6 TROUBLESHOOTING FLOW MXZ 2A20NA MXZ 2A20NA 1 M...

Страница 89: ...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 outdoor connecting wire Replace the indoor outdoor connecting wire Is serial signal error indicated 6 minutes later Yes No Turn OFF inverter controlled lighting equipment Turn OFF the power supply and then tur...

Страница 90: ...Is there normal resistance to R V coil Refer to 12 5 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 208 230 V AC between pin1 and pin 2 at connector CN912 1 Turn OFF the power supply of the indoor and the outdoor unit and disconnect the connector CN781 2 3 minutes after turning ON the pow...

Страница 91: ...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 Refer to 12 5 Normal Replace the outdoor electronic control P C board Replace LEV coil When cooling heat exchanger of non operating indoor unit frosts When heating non operating indoor unit get warm ...

Страница 92: ... W RED U BLK Output voltage COOL 150 V 48 Hz HEAT 170 V 64 Hz Is voltage output 1 2 Turn OFF the power supply of indoor and outdoor unit and measure the compressor winding resistance between the compressor terminals Is the resistance between each terminal normal Refer to 12 5 Is the input voltage to the outdoor electronic control P C board 370 V or more Reconnect the lead wire of compressor and tu...

Страница 93: ...measure the voltage of CN931 Between and Between and Between and Does the outdoor fan motor rotate smoothly Does the voltage between each terminal become 5 V DC and 0 V DC repeatedly Replace the outdoor fan motor Replace the outdoor electronic control P C board Disconnect CN932 from the outdoor electronic control P C board and measure the resistance of the outdoor fan motor Is the resistance of ou...

Страница 94: ... turn them back ON Though the top of the indoor unit sometimes gets warm this does not mean malfunction The reason is that the refrigerant gas continuously flows into the indoor unit even while it is not operating When the operation frequency does not go up from lowest frequency MXZ 3A30NA MXZ 3A30NA 1 MXZ 4A36NA Check of bus bar voltage Check the voltage of power supply Confirm outdoor unit failu...

Страница 95: ...pulse wave LEV Room B 12 V DC pulse wave LEV Room C 12 V DC pulse wave High pressure switch Gas pipe C thermistor Gas pipe B thermistor Gas pipe A thermistor CN932 20 90 V AC GND 5 V 5 V DC pulse wave To fan motor Defrost thermistor RT61 Discharge temperature thermistor RT62 Outdoor heat exchanger temperature thermistor RT68 Rush current relay R V coil 1 2 V DC 15 V 15 V CN931 CN661 CN701 Signal t...

Страница 96: ...6 LEV F 12 V DC pulse wave Defrost thermistor RT61 Discharge temperature thermistor RT62 Outdoor heat exchanger temperature thermistor RT68 Ambient temperature thermistor RT65 Signal transmission To power board 5 V DC pulse wave Signal reception From power board 5 V DC pulse wave GND GND 15 V DC 0 10 20 30 40 50 60 70 80 90 100 110 120 700 600 500 400 300 200 100 0 Resistance kΩ Temperature C Disc...

Страница 97: ...T2AL250V F911 FUSE T1AL250V 2 Noise filter P C board CN902 To power board CN903 To power board CN61 208 230 V AC Output NR64 VARISTOR 208 230 V AC Output F64 FUSE T2AL250V CN901 To electronic control P C board CN912 R V coil 208 230 V AC CN902 To power board CN903 To power board F65 FUSE T6 3AL250V MXZ 2A20NA 2 208 230 V AC Input CN61 208 230 V AC Output ...

Страница 98: ...MXZ 4A36NA 208 230 V AC Output F64 FUSE T2AL250V CN901 To electronic control P C board CN912 R V coil 208 230 V AC CN902 To power board CN903 To power board 208 230 V AC Input F65 FUSE T6 3AL250V CN61 208 230 V AC Output ...

Страница 99: ...lectronic control P C board 5 V DC pulse wave CN3 Fin temperature thermistor RT64 Red White Connect to the compressor Voltage among phases 5 V to 180 V 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 5 V DC pulse wave 2 5 Zero cross signal 3 4 Not used 6 5 15 V 7 5 15 V Signal...

Страница 100: ...ircuit NOTE Recover gas from the pipes until the pressure gauge shows 0 PSIG 4 Remove the screws of the cabinet and remove the cabinet 5 Remove the screws of the back panel and remove the back panel Photo 3 6 Disconnect the compressor lead wire from terminal of the compressor U V W 7 Disconnect the outdoor electronic control P C board connectors CN661 CN662 MXZ 2A20NA CN663 CN791 CN792 CN795 CN931...

Страница 101: ...rd 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 of the back panel Screws of the back panel Screws of the electrical parts R V coil 4 way valve LEV coil E Expansion valve E Suction pipe welded part Discharge pipe welded part Photo 4 Photo 5 Comp...

Страница 102: ...ecover gas from the refrigerant circuit NOTE Recover gas from the pipes until the pressure gauge shows 0 PSIG 4 Remove the electrical parts Photo 4 5 Detach the welded parts of 4 way valve and pipe 4 Removing the expansion valve 1 Remove the top panel Photo 1 2 Remove the service panel the cabinet and the back panel Photo 1 2 3 Gas recovery is not required if the unit is pumped down 3 Remove the c...

Страница 103: ...board connector CN912 8 Remove the screws of the electrical parts and remove the electrical parts Photo 4 9 Remove the propeller 10 Remove the screws of the separator and remove the separator Photo 6 11 Remove the sound proof felt Photo 6 12 Detach the welded parts of the compressor suction and dis charge pipes Photo 5 13 Remove the compressor nuts and remove the compressor Photo 2 Photo 1 Screws ...

Страница 104: ... the propeller 4 Remove the fan motor Photo 6 Screws of the outdoor fan motor Propeller Propeller nut Separator Sound proof felt Photo 3 Photo 4 R V coil 4 way valve LEV coil E Expansion valve E Suction pipe welded part Discharge pipe welded part Photo 5 Compressor nuts Screw of the rear guard Screw of the back panel Screw of the back panel Screws of the back panel Screws of the back panel Screws ...

Страница 105: ...d the back panel Photo 1 2 3 3 Recover gas from the refrigerant circuit NOTE Recover gas from the pipes until the pressure gauge shows PSIG 4 Remove the electrical parts Photo 4 5 Detach the welded parts of 4 way valve and pipe Photo 7 5 Removing the expansion valve 1 Remove the top panel Photo 1 2 Remove the service panel the cabinet and the back panel Photo 1 2 3 Gas recovery is not required if ...

Страница 106: ... board connectors CN661 CN662 CN663 CN681 CN791 CN792 CN793 CN795 CN931 CN932 Disconnect the noise filter P C board connector CN912 7 Remove the screws of the electrical parts and remove the electrical parts Photo 2 8 Remove the propeller 9 Remove the screws of the separator and remove the separator 10 Remove the sound proof felt 11 Detach the welded parts of the compressor suction and dis charge ...

Страница 107: ...overy is not required if the unit is pumped down 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 valve R V coil Welded parts Photo 5 Photo 6 2 Removing the fan motor 1 Remove the top panel the service panel and the front panel Photo 1 2 Disconnect th...

Страница 108: ...08 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 reactor ...

Страница 109: ...791 CN792 CN793 CN794 MXZ 4A36NA CN796 CN931 CN932 Disconnect the noise filter P C board connector CN912 8 Remove the screws of the electrical parts and remove the electrical parts 9 Remove the propeller 10 Remove the screws of the separator and remove the separator 11 Remove the sound proof felt Photo 5 12 Detach the welded parts of the compressor suction and dis charge pipes Photo 4 13 Remove th...

Страница 110: ...not required if the unit is pumped down 3 Remove 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 Expansion valves Photo 7 2 Removing the fan motor 1 Remove the top panel the service panel and the front panel Photo 1 2 2 Disconnect the connectors CN931 and CN9...

Страница 111: ...NG PROCEDURE 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 MXZ 3A30NA 1 ...

Страница 112: ...112 PARTS LIST non RoHS compliant 14 MXZ 2A20NA 14 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 ...

Страница 113: ...E PANEL 1 13 E02 B05 661 BALL VALVE GAS 1 5 8 14 E02 939 662 BALL VALVE LIQUID 1 3 8 15 E02 938 959 POWER RECEIVER 1 16 E02 819 640 EXPANSION VALVE 1 E 17 E02 819 493 LEV COIL LEV E 1 18 E02 A56 961 4 WAY VALVE 1 19 E02 819 297 TOP PANEL 1 20 E02 939 523 REAR GUARD 1 21 E02 B05 630 HEAT EXCHANGER 1 22 E02 939 515 MOTOR SUPPORT 1 23 E02 A49 641 SERVICE PORT 2 24 E02 938 937 CAPILLARY TUBE 8 O D 0 1...

Страница 114: ...114 10 9 8 1 2 4 3 5 7 12 6 MXZ 2A20NA 14 2 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS 11 PARTS LIST non RoHS compliant ...

Страница 115: ... P C BOARD 1 6 E02 927 374 TERMINAL BLOCK TB2 3 2 Indoor unit connecting 7 E02 A53 374 TERMINAL BLOCK TB1 1 Power supply 8 E02 977 307 GAS PIPE TEMPERATURE THERMISTOR SET RT6A B 1 9 E02 B05 490 R V COIL 21S4 1 10 E02 938 308 THERMISTOR SET RT61 62 68 1 DEFROST DISCHARGE OUTDOOR HEAT EXCHANGER 11 E02 938 309 AMBIENT TEMPERATURE THERMISTOR RT65 1 12 E02 938 337 REACTOR L 1 20A 600μH MXZ 2A20NA 14 2 ...

Страница 116: ...116 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 PARTS LIST non RoHS compliant ...

Страница 117: ... M21 TK5 667 BALL VALVE LIQUID 3 8 1 3 8 14 T2W J7E 667 BALL VALVE GAS 5 8 1 5 8 15 M21 J7E 248 REAR PANEL 1 16 T2W TK0 959 POWER RECEIVER 1 17 T2W J7E 961 4 WAY VALVE 1 18 M21 NT1 646 HIGH PRESSURE SWITCH HPS 1 4 8 MPa 48 9 kg cm2 19 T2W WW8 401 EXPANSION VALVE 1 E 20 T2W TK0 651 LEV COIL LEV E 1 21 M21 TK0 297 TOP PANEL 1 22 T2W E40 523 REAR GUARD 1 23 M21 J7E 630 HEAT EXCHANGER 1 24 M21 TK0 249...

Страница 118: ...118 11 10 9 1 2 4 3 5 6 8 7 MXZ 3A30NA 14 4 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS 12 PARTS LIST non RoHS compliant ...

Страница 119: ...20 A 600 μH 6 T2W J7E 424 NOISE FILTER P C BOARD 1 7 T2W YH1 376 TERMINAL BLOCK TB2 4 3 Indoor unit connecting 8 T2W J7E 376 TERMINAL BLOCK TB1 1 Power supply 9 T2W E88 307 GAS PIPE TEMPERATURE THERMISTOR RT6A B C 1 10 T2W J7E 398 R V COIL 21S4 1 11 M21 G0H 308 THERMISTOR SET RT61 62 68 1 DEFROST DISCHARGE OUTDOOR HEAT EXCHANGER 12 M21 90V 309 AMBIENT TEMPERATURE THERMISTOR RT65 1 MXZ 3A30NA 14 4 ...

Страница 120: ...120 RoHS PARTS LIST RoHS compliant 15 MXZ 2A20NA MXZ 2A20NA 1 15 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 ...

Страница 121: ...K PANEL 1 1 12 G E12 939 245 SERVICE PANEL 1 1 13 G E12 C15 661 BALL VALVE GAS 1 1 5 8 14 G E12 C06 662 BALL VALVE LIQUID 1 1 3 8 15 G E12 938 959 POWER RECEIVER 1 G E12 C18 959 POWER RECEIVER 1 16 G E12 853 640 EXPANSION VALVE 1 1 E 17 G E12 819 493 LEV COIL LEV E 1 1 18 G E12 A56 961 4 WAY VALVE 1 1 19 G E12 819 297 TOP PANEL 1 1 20 G E12 939 523 REAR GUARD 1 1 21 G E12 B05 630 HEAT EXCHANGER 1 ...

Страница 122: ...122 10 9 8 1 2 4 3 5 7 12 6 11 RoHS PARTS LIST RoHS compliant MXZ 2A20NA MXZ 2A20NA 1 15 2 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS ...

Страница 123: ...CONTROL P C BOARD 1 5 G E12 B05 444 NOISE FILTER P C BOARD 1 1 6 G E12 927 374 TERMINAL BLOCK TB2 3 2 2 Indoor unit connecting 7 G E12 A53 374 TERMINAL BLOCK TB1 1 1 Power supply 8 G E12 977 307 GAS PIPE TEMPERATURE THERMISTOR SET RT6A B 1 9 G E12 B05 490 R V COIL 21S4 1 1 10 G E12 938 308 THERMISTOR SET RT61 62 68 1 1 DEFROST DISCHARGE OUTDOOR HEAT EXCHANGER 11 G E12 938 309 AMBIENT TEMPERATURE T...

Страница 124: ...124 MXZ 2A20NA 2 15 3 OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS 3 2 1 5 12 19 20 21 10 11 6 7 8 9 13 14 15 16 17 18 4 22 RoHS PARTS LIST RoHS compliant ...

Страница 125: ... 245 SERVICE PANEL 1 14 G E12 D36 662 STOP VALVE LIQUID 3 8 1 3 8 15 G E12 C88 661 STOP VALVE GAS 5 8 1 5 8 16 G E12 C88 299 OIL SEPARATOR 1 17 G E12 A56 961 4 WAY VALVE 1 18 G E12 819 297 TOP PANEL 1 19 G E12 939 523 REAR GUARD 1 20 G E12 B05 630 OUTDOOR HEAT EXCHANGER 1 21 G E12 939 515 MOTOR SUPPORT 1 22 G E12 A49 641 SERVICE PORT 2 23 G E12 938 937 CAPILLARY TUBE 8 O D 0 14 x I D 0 09 x 19 68 ...

Страница 126: ...126 9 8 1 2 4 3 5 7 11 6 MXZ 2A20NA 2 15 4 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS 10 RoHS PARTS LIST RoHS compliant ...

Страница 127: ...RD 1 5 G E12 D38 444 NOISE FILTER P C BOARD 1 6 G E12 C92 375 TERMINAL BLOCK TB2 3 2 Indoor unit connecting 7 G E12 A53 374 TERMINAL BLOCK TB1 1 Power supply 8 G E12 B05 490 R V COIL 21S4 1 9 G E12 938 308 THERMISTOR SET RT61 62 68 1 DEFROST DISCHARGE OUTDOOR HEAT EXCHANGER 10 G E12 938 309 AMBIENT TEMPERATURE THERMISTOR RT65 1 11 G E12 938 337 REACTOR L 1 20 A 600 μH MXZ 2A20NA 2 15 4 OUTDOOR UNI...

Страница 128: ...128 MXZ 3A30NA 15 5 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 ...

Страница 129: ...13 G M21 L2V 667 BALL VALVE LIQUID 3 8 1 3 8 14 G T2W L7V 668 BALL VALVE GAS 5 8 1 5 8 15 G T2W L7V 248 REAR PANEL 1 16 G T2W L7V 959 POWER RECEIVER 1 17 G T2W L7V 642 4 WAY VALVE 1 18 G M21 L2V 646 HIGH PRESSURE SWITCH HPS 1 4 8 MPa 48 9 kg cm2 19 G M21 L2V 402 EXPANSION VALVE 1 E 20 G M21 L2V 651 LEV COIL LEV E 1 21 G M21 L2V 297 TOP PANEL 1 22 G M21 L2V 523 REAR GUARD 1 23 G T2W L7V 630 HEAT EX...

Страница 130: ...130 11 10 9 1 2 4 3 5 6 8 7 MXZ 3A30NA 15 6 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS 12 RoHS PARTS LIST RoHS compliant ...

Страница 131: ... 1 20 A 600 μH 6 G T2W L7V 424 NOISE FILTER P C BOARD 1 7 G T2W L2V 376 TERMINAL BLOCK TB2 4 3 Indoor unit connecting 8 G T2W L7V 377 TERMINAL BLOCK TB1 1 Power supply 9 G M21 L7V 307 GAS PIPE TEMPERATURE THERMISTOR RT6A B C 1 10 G T2W L7V 398 R V COIL 21S4 1 11 G M21 L2V 308 THERMISTOR SET RT61 62 68 1 DEFROST DISCHARGE OUTDOOR HEAT EXCHANGER 12 G M21 L2V 309 AMBIENT TEMPERATURE THERMISTOR RT65 1...

Страница 132: ...132 MXZ 3A30NA 1 MXZ 4A36NA 15 7 OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS 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 ...

Страница 133: ...A2 668 STOP VALVE LIQUID 3 8 1 1 3 8 14 G M21 0A6 667 STOP VALVE GAS 5 8 1 1 5 8 15 G M21 0A2 248 REAR PANEL 1 1 16 G T2W L7V 642 4 WAY VALVE 1 1 17 G M21 L2V 646 HIGH PRESSURE SWITCH HPS 1 1 4 8 MPa 48 9 kg cm2 18 G M21 L2V 402 EXPANSION VALVE 1 F G M21 0A2 402 EXPANSION VALVE 1 F 19 G M21 0A2 652 LEV COIL LEV F 1 1 20 G M21 L2V 297 TOP PANEL 1 1 21 G M21 0A2 523 REAR GUARD 1 1 22 G T2W 0A6 630 H...

Страница 134: ...134 10 9 1 2 4 3 5 6 8 7 MXZ 3A30NA 1 MXZ 4A36NA 15 8 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS 11 RoHS PARTS LIST RoHS compliant ...

Страница 135: ... CONTROL P C BOARD 1 5 G M21 L2V 337 REACTOR L 1 1 20 A 600 μH 6 G M21 0A0 424 NOISE FILTER P C BOARD 1 1 7 G T2W 0A2 376 TERMINAL BLOCK TB2 5 3 4 Indoor unit connecting 8 G T2W L7V 377 TERMINAL BLOCK TB1 1 1 Power supply 9 G T2W L7V 398 R V COIL 21S4 1 1 10 G M21 L2V 308 THERMISTOR SET RT61 62 68 1 1 DEFROST DISCHARGE OUTDOOR HEAT EXCHANGER 11 G M21 0A2 309 AMBIENT TEMPERATURE THERMISTOR RT65 1 1...

Страница 136: ... 23 32 MAC 856SG Model name Model code 1 1 2 Applied unit MAC 889SG 506 889 MXZ 2A20NA MXZ 2A20NA MXZ 2A20NA MAC 856SG 51H 856 MXZ 3A30NA MXZ 3A30NA MXZ 4A36NA 1 2 1 MXZ 2A20NA MXZ 2A20NA MXZ 2A20NA MXZ 3A30NA MXZ 3A30NA MXZ 4A36NA Model name Connected pipes diameter Length A Length B Length C MAC A454JP 2 72 PAC SG76RJ E 4 PAC 493PI 2 38 For different diameter pipes MAC A456JP 2 62 MAC A455JP 2 5...

Страница 137: ...137 ...

Страница 138: ...REVISED EDITION F 6 Distributed in Sep 2008 No OB444 REVISED EDITION E 6 Distributed in Jun 2008 No OB444 REVISED EDITION D 6 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 2006 No OB444 8 Made in Japan New publication effective May 2009 Specifications subject to chang...

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