Mitsubishi Electric SEZ-M-DA Series Скачать руководство пользователя страница 37

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NOISE CRITERIA CURVES

125

250

500

1000 2000 4000 8000

NC-60

NC-50

NC-40

NC-30

NC-20

NC-70

OCT

AVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

BAND CENTER FREQUENCIES, Hz

APPROXIMATE

THRESHOLD OF

HEARING FOR

CONTINUOUS

NOISE

Cooling

High

FUNCTION

FAN SPEED

Heating

High

SPL(dB

(A)

)

LINE

125

250

500

1000 2000 4000 8000

NC-60

NC-50

NC-40

NC-30

NC-20

NC-70

OCT

AVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

BAND CENTER FREQUENCIES, Hz

APPROXIMATE

THRESHOLD OF

HEARING FOR

CONTINUOUS

NOISE

Cooling

High

FUNCTION

FAN SPEED

Heating

High

SPL(dB

(A)

)

LINE

125

250

500

1000 2000 4000 8000

NC-60

NC-50

NC-40

NC-30

NC-20

NC-70

OCT

AVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

BAND CENTER FREQUENCIES, Hz

APPROXIMATE

THRESHOLD OF

HEARING FOR

CONTINUOUS

NOISE

Cooling

High

FUNCTION

FAN SPEED

Heating

High

SPL(dB

(A)

)

LINE

MXZ-2F53VF MXZ-2F53VFH

MXZ-2F53VF2 MXZ-2F53VFH2

MXZ-2F53VF3 MXZ-2F53VFH3

MXZ-2F33VF

MXZ-2F33VF2

MXZ-2F33VF3

MXZ-2F42VF

MXZ-2F42VF2

MXZ-2F42VF3

OBH790D

Содержание SEZ-M-DA Series

Страница 1: ...G Series OBH788 MSZ BT VG Series OBH849 MLZ KP VF Series OBH801 MFZ KT VG Series OBH843 SLZ M FA Series OCH522 SEZ M DA Series HWE17040 PCA M KA Series OCH659 PEAD M JA L Series HWE16130 CONTENTS 1 TECHNICAL CHANGES 4 2 SAFETY PRECAUTION 5 3 PART NAMES AND FUNCTIONS 16 4 SPECIFICATION 17 5 NOISE CRITERIA CURVES 37 6 OUTLINES AND DIMENSIONS 39 7 WIRING DIAGRAM 42 8 REFRIGERANT SYSTEM DIAGRAM 60 9 P...

Страница 2: ...cified refrigerant only Never use any refrigerant other than that specified Doing so may cause a burst an explosion or fire when the unit is being used serviced or disposed of Correct refrigerant is specified in the manuals and on the spec labels provided with our products We will not be held responsible for mechanical failure system malfunction unit breakdown or accidents caused by failure to fol...

Страница 3: ...VE3 MSZ EF VG MSZ AP VG MSZ AP VF 1way cassette MLZ KP VF Floor standing MFZ KT VG 4way cassette SLZ M FA Ceiling concealed PEAD M JA L SEZ M DA L Ceiling suspended PCA M KA MXZ 3F54VF2 Connectable indoor unit lineups Heat pump inverter type Model type Model name Capacity class kW h 15 18 20 22 25 35 42 50 60 71 Wall mounted MSZ LN VG MSZ LN VG2 MSZ EF VE3 MSZ EF VG MSZ AP VG MSZ AP VF 1way casset...

Страница 4: ... been changed 2 Outdoor control P C board has been changed 3 Power board has been changed 4 LEV R has been changed MXZ 4F80VF2 E1 ET1 1 New model MXZ 2F33VF E1 ET1 MXZ 2F33VF2 E1 ET1 MXZ 2F42VF E1 ET1 MXZ 2F42VF2 E1 ET1 MXZ 2F53VF E1 ET1 MXZ 2F53VF2 E1 ET1 MXZ 2F53VFH E1 MXZ 2F53VFH2 E1 ET1 1 Outdoor control P C board has been changed 2 Outdoor fan motor has been changed MXZ 2F33VF2 E1 ET1 MXZ 2F3...

Страница 5: ...exercise great caution not to touch the live parts When opening or closing the valve below freezing temperatures refrigerant may spurt out from the valve gap resulting in injuries Use new refrigerant pipes In case of using the existing pipes for R22 be careful with the following Be sure to clean the pipes and make sure that the insides of the pipes are clean Change flare nut to the one provided wi...

Страница 6: ...refrige rant can cause deterioration of refrigerant oil etc Handle tools with care If dirt dust or moisture enters into refrigerant cycle that can cause deterioration of refrigerant oil or malfunction of com pressor Use the following tools specifically designed for use with R32 refrigerant The following tools are necessary to use R32 refrigerant Flare tool Electronic refrigerant charging scale Vac...

Страница 7: ...nd accumulates it may ignite or poisonous gases may be released 11 Do not install the unit in places where refrigerant may build up or places with poor ventilation such as a semi basement or a sunken place in outdoor Refrigerant is heavier than air and inclined to fall away from the leak source 12 Do not use means to accelerate the defrosting process or to clean other than those recommended by the...

Страница 8: ...geration Equipment Where electrical components are being changed they shall be fit for the purpose and to the correct specification At all times the manufacturer s maintenance and service guidelines shall be followed If in doubt consult the manufacturer s technical department for assistance The following checks shall be applied to installations using flammable refrigerants The charge size is in ac...

Страница 9: ...res shall be used However for flammable refrigerants it is important that best practice is followed since flammability is a considera tion The following procedure shall be adhered to remove refrigerant purge the circuit with inert gas evacuate purge again with inert gas open the circuit by cutting or brazing The refrigerant charge shall be recovered into the correct recovery cylinders For applianc...

Страница 10: ...nders ensure that only appropriate refrig erant recovery cylinders are employed Ensure that the correct number of cylinders for holding the total system charge are available All cylinders to be used are designated for the recovered refrigerant and labelled for that refrigerant i e special cylinders for the recovery of refrigerant Cylinders shall be complete with pressure relief valve and associate...

Страница 11: ...e diameter of the existing pipes is different from the specified diameter refer to technological data materials to confirm if the pipes can be used Perform the airtight test vacuum air purging additional refrigerant charging if necessary and gas leak check Measure the existing pipe thickness and check for damage The existing pipe thickness meets specifica tions and the pipes are not damaged Check ...

Страница 12: ... 22 0 24 0 27 0 36 0 Nominal dimensions inch Flare nut dimensions Outside diameter mm Dimension B R32 R410a 36 0mm for indoor unit of RP100 125 and 140 R22 mm Dimension A Dimension B Tools and materials Use R32 tools Can R22 tools be used Can R407C tools be used Can R410a tools be used Gauge manifold Air purge refrigerant charge and operation check Tool exclusive for R32 Charge hose Tool exclusive...

Страница 13: ...s open and in a sufficiently large space with out depressions 2 5 MINIMUM INSTALLATION AREA If you unavoidably install a unit in a space where all four sides are blocked or there are depressions confirm that one of these situations A B or C is satisfied Note These countermeasures are for keeping safety not for specification guarantee A Secure sufficient installation space minimum installation area...

Страница 14: ...dded locally refer to the installation manual Install the indoor unit so that the height from the floor to the bottom of the indoor unit is h0 for wall mounted 1 8 m or more for ceiling suspended cassette and ceiling concealed 2 2 m or more for floor standing refer to indoor unit Installation manual There are restrictions in installation height for each model so read the installation manual for th...

Страница 15: ... Only for floor standing kg Amin m 1 00 No requirements 1 10 1 20 1 30 1 40 1 50 1 60 1 70 1 80 1 84 3 63 1 90 3 75 2 00 3 95 2 10 4 15 2 20 4 34 2 30 4 54 2 40 4 74 h0 Refer to indoor unit installation manual Floor standing OBH790D ...

Страница 16: ...F72VF3 MXZ 4F80VF2 MXZ 4F80VF3 Drain socket 1 1 Drain cap 2 Air outlet Drain outlet Air inlet Back and side MXZ 3F54VF MXZ 3F54VF2 MXZ 3F54VF3 MXZ 3F68VF MXZ 3F68VF2 MXZ 3F68VF3 MXZ 4F72VF MXZ 4F72VF2 MXZ 4F72VF3 MXZ 4F80VF2 MXZ 4F80VF3 MXZ 2F33VF MXZ 2F33VF2 MXZ 2F33VF3 MXZ 2F42VF MXZ 2F42VF2 MXZ 2F42VF3 MXZ 2F53VF MXZ 2F53VF2 MXZ 2F53VF3 MXZ 2F53VFH MXZ 2F53VFH2 MXZ 2F53VFH3 Air inlet Air outlet...

Страница 17: ...tal 1 2 3 88 4 40 Compressor Model KVB073FYXMC Output W 470 Current 1 2 A 3 8 Refrigeration oil Model L 0 27 FW68S Fan motor Model RC0J50 FA Current 1 2 A 0 35 Dimensions W x H x D mm 800 x 550 x 285 Weight kg 33 Special remarks Air flow Rated m3 h 1 890 1 938 Sound level Rated dB A 49 50 Fan speed Rated rpm 860 880 Pre charged refrigerant quantity R32 kg 1 0 Max refrigerant quantity R32 kg 1 0 1 ...

Страница 18: ... 3 88 4 40 Compressor Model KVB073FYXMC Output W 470 Current 1 2 A 3 8 Refrigeration oil Model L 0 27 FW68S Fan motor Model RC0J50 NA Current 1 2 A 0 35 Dimensions W x H x D mm 800 x 550 x 285 Weight kg 33 Special remarks Air flow Rated m3 h 1 890 1 938 Sound level Rated dB A 49 50 Fan speed Rated rpm 860 880 Pre charged refrigerant quantity R32 kg 1 0 Max refrigerant quantity R32 kg 1 0 1 Measure...

Страница 19: ...3 88 4 40 Compressor Model KVB073FYXMC Output W 470 Current 1 2 A 3 8 Refrigeration oil Model L 0 27 FW68S Fan motor Model RC0J50 NA Current 1 2 A 0 35 Dimensions W x H x D mm 800 x 550 x 285 Weight kg 33 Special remarks Air flow Rated m3 h 1 890 1 938 Sound level Rated dB A 49 50 Fan speed Rated rpm 860 880 Pre charged refrigerant quantity R32 kg 0 8 Max refrigerant quantity R32 kg 0 8 1 Measured...

Страница 20: ... 29 5 11 Compressor Model SVB130FBBMT Output W 1 100 Current 1 2 A 3 99 Refrigeration oil Model L 0 35 FW68S Fan motor Model RC0J50 FA Current 1 2 A 0 35 Dimensions W x H x D mm 800 x 550 x 285 Weight kg 37 Special remarks Air flow Rated m3 h 1 704 2 010 Sound level Rated dB A 44 50 Fan speed Rated rpm 780 910 Pre charged refrigerant quantity R32 kg 1 2 Max refrigerant quantity R32 kg 1 2 1 Measur...

Страница 21: ... 29 5 11 Compressor Model SVB130FBBMT Output W 1 100 Current 1 2 A 3 99 Refrigeration oil Model L 0 35 FW68S Fan motor Model RC0J50 NA Current 1 2 A 0 35 Dimensions W x H x D mm 800 x 550 x 285 Weight kg 37 Special remarks Air flow Rated m3 h 1 704 2 010 Sound level Rated dB A 44 50 Fan speed Rated rpm 780 910 Pre charged refrigerant quantity R32 kg 1 2 Max refrigerant quantity R32 kg 1 2 1 Measur...

Страница 22: ...29 5 11 Compressor Model SVB130FBBMT Output W 1 100 Current 1 2 A 3 99 Refrigeration oil Model L 0 35 FW68S Fan motor Model RC0J50 NA Current 1 2 A 0 35 Dimensions W x H x D mm 800 x 550 x 285 Weight kg 37 Special remarks Air flow Rated m3 h 1 704 2 010 Sound level Rated dB A 44 50 Fan speed Rated rpm 780 910 Pre charged refrigerant quantity R32 kg 1 0 Max refrigerant quantity R32 kg 1 0 1 Measure...

Страница 23: ... 4 10 Compressor Model SVB130FBBMT Output W 1 400 Current 1 2 A 6 59 Refrigeration oil Model L 0 35 FW68S Fan motor Model RC0J50 FA Current 1 2 A 0 35 Dimensions W x H x D mm 800 x 550 x 285 Weight kg MXZ 2F53VF 37 MXZ 2F53VFH 38 Special remarks Air flow Rated m3 h 1 962 2 082 Sound level Rated dB A 46 51 Fan speed Rated rpm 890 940 Pre charged refrigerant quantity R32 kg 1 2 Max refrigerant quant...

Страница 24: ... 4 10 Compressor Model SVB130FBBMT Output W 1 400 Current 1 2 A 6 59 Refrigeration oil Model L 0 35 FW68S Fan motor Model RC0J50 NA Current 1 2 A 0 35 Dimensions W x H x D mm 800 x 550 x 285 Weight kg MXZ 2F53VF2 37 MXZ 2F53VFH2 38 Special remarks Air flow Rated m3 h 1 962 2 082 Sound level Rated dB A 46 51 Fan speed Rated rpm 890 940 Pre charged refrigerant quantity R32 kg 1 2 Max refrigerant qua...

Страница 25: ...4 10 Compressor Model SVB130FBBMT Output W 1 400 Current 1 2 A 6 59 Refrigeration oil Model L 0 35 FW68S Fan motor Model RC0J50 NA Current 1 2 A 0 35 Dimensions W x H x D mm 800 x 550 x 285 Weight kg MXZ 2F53VF3 37 MXZ 2F53VFH3 38 Special remarks Air flow Rated m3 h 1 962 2 082 Sound level Rated dB A 46 51 Fan speed Rated rpm 890 940 Pre charged refrigerant quantity R32 kg 1 0 Max refrigerant quan...

Страница 26: ...5 00 Compressor Model SVB130FBBM1T Output W 1 400 Current 1 2 A 5 06 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 57 Special remarks Air flow Rated m3 h 1 860 1 632 Sound level Rated dB A 46 50 Fan speed Rated rpm 600 560 Pre charged refrigerant quantity R32 kg 1 4 Max refrigerant quantity R32 kg 2 4 1 Measu...

Страница 27: ... 5 00 Compressor Model SVB130FBBM1T Output W 1 400 Current 1 2 A 5 06 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 58 Special remarks Air flow Rated m3 h 1 860 1 860 Sound level Rated dB A 46 50 Fan speed Rated rpm 600 600 Pre charged refrigerant quantity R32 kg 2 4 Max refrigerant quantity R32 kg 2 4 1 Meas...

Страница 28: ... 00 Compressor Model SVB130FBBM1T Output W 1 400 Current 1 2 A 5 06 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 58 Special remarks Air flow Rated m3 h 1 860 1 860 Sound level Rated dB A 46 50 Fan speed Rated rpm 600 600 Pre charged refrigerant quantity R32 kg 2 4 Max refrigerant quantity R32 kg 2 4 1 Measur...

Страница 29: ... 4 50 Compressor Model SVB172FCKM1T Output W 1 800 Current 1 2 A 8 58 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 57 Special remarks Air flow Rated m3 h 2 124 2 376 Sound level Rated dB A 48 53 Fan speed Rated rpm 650 700 Pre charged refrigerant quantity R32 kg 1 4 Max refrigerant quantity R32 kg 2 4 1 Meas...

Страница 30: ...0 4 50 Compressor Model SVB172FCKM1T Output W 1 800 Current 1 2 A 8 58 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 58 Special remarks Air flow Rated m3 h 2 124 2 376 Sound level Rated dB A 48 53 Fan speed Rated rpm 650 700 Pre charged refrigerant quantity R32 kg 2 4 Max refrigerant quantity R32 kg 2 4 1 Mea...

Страница 31: ...4 50 Compressor Model SVB172FCKM1T Output W 1 800 Current 1 2 A 8 58 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 58 Special remarks Air flow Rated m3 h 2 124 2 376 Sound level Rated dB A 48 53 Fan speed Rated rpm 650 700 Pre charged refrigerant quantity R32 kg 2 4 Max refrigerant quantity R32 kg 2 4 1 Measu...

Страница 32: ... Compressor Model SVB172FCKM1T Output W 2 000 Current 1 2 A 6 98 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 58 Special remarks Air flow Rated m3 h 2 124 2 562 Sound level Rated dB A 48 54 Fan speed Rated rpm 650 740 Pre charged refrigerant quantity R32 kg 1 4 Max refrigerant quantity R32 kg 2 4 1 Measured ...

Страница 33: ... Compressor Model SVB172FCKM1T Output W 2 000 Current 1 2 A 6 98 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 59 Special remarks Air flow Rated m3 h 2 124 2 562 Sound level Rated dB A 48 54 Fan speed Rated rpm 650 740 Pre charged refrigerant quantity R32 kg 2 4 Max refrigerant quantity R32 kg 2 4 1 Measured ...

Страница 34: ...ompressor Model SVB172FCKM1T Output W 2 000 Current 1 2 A 6 98 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 59 Special remarks Air flow Rated m3 h 2 124 2 562 Sound level Rated dB A 48 54 Fan speed Rated rpm 650 740 Pre charged refrigerant quantity R32 kg 2 4 Max refrigerant quantity R32 kg 2 4 1 Measured un...

Страница 35: ...0 Compressor Model SVB172FCKM1T Output W 2 000 Current 1 2 A 6 98 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 59 Special remarks Air flow Rated m3 h 2 418 2 646 Sound level Rated dB A 50 55 Fan speed Rated rpm 710 760 Pre charged refrigerant quantity R32 kg 2 4 Max refrigerant quantity R32 kg 2 4 1 Measured...

Страница 36: ...Compressor Model SVB172FCKM1T Output W 2 000 Current 1 2 A 6 98 Refrigeration oil Model L 0 6 FW68S Fan motor Model SIC 82FX F764 1 Current 1 2 A 0 5 Dimensions W x H x D mm 840 x 710 x 330 Weight kg 59 Special remarks Air flow Rated m3 h 2 418 2 646 Sound level Rated dB A 50 55 Fan speed Rated rpm 710 760 Pre charged refrigerant quantity R32 kg 2 4 Max refrigerant quantity R32 kg 2 4 1 Measured u...

Страница 37: ...OUND PRESSURE LEVEL dB re 0 0002 MICRO BAR BAND CENTER FREQUENCIES Hz APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE Cooling High FUNCTION FAN SPEED Heating High 49 SPL dB A 50 LINE 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 0002 MICRO BAR BAND CENTER FREQUENCIES Hz APPROXIMATE THRESHOLD OF HEARI...

Страница 38: ...APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE Cooling High FUNCTION FAN SPEED Heating High 48 SPL dB A 53 LINE 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 0002 MICRO BAR BAND CENTER FREQUENCIES Hz APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE Cooling High FUNCTION FAN SPEED Heating High 4...

Страница 39: ...OUTLINES AND DIMENSIONS 6 MXZ 2F33VF MXZ 2F42VF MXZ 2F53VF MXZ 2F53VFH MXZ 2F33VF2 MXZ 2F42VF2 MXZ 2F53VF2 MXZ 2F53VFH2 MXZ 2F33VF3 MXZ 2F42VF3 MXZ 2F53VF3 MXZ 2F53VFH3 1 Installation space Unit mm OBH790D ...

Страница 40: ...free of obstruction 500 or more 100 or more Note Leave front and overhead free of obstruction 100 or more 350 or more 200 or more 500 or more 2 Service space 100 or more 500 or more 350 or more 350 or more 100 or more Service space MXZ 3F54VF MXZ 3F68VF MXZ 3F54VF2 MXZ 3F68VF2 MXZ 3F54VF3 MXZ 3F68VF3 Unit mm OBH790D ...

Страница 41: ...d both sides free of obstruction Note Leave rear overhead and both sides free of obstruction 500 or more 100 or more Note Leave front and overhead free of obstruction 100 or more 350 or more 200 or more 500 or more 2 Service space 100 or more 500 or more 350 or more 350 or more 100 or more Service space OBH790D ...

Страница 42: ...42 WIRING DIAGRAM 7 MXZ 2F33VF E1 ET1 MXZ 2F42VF E1 ET1 MXZ 2F53VF E1 ET1 OBH790D ...

Страница 43: ...ck 1 About the indoor side electric wiring refer to the indoor unit electric wiring diagram for the service 2 Use copper conductors only For field wiring 3 Symbols below indicate Connector t t MF MC LEV A X64 PTC64 3 1 CN644 4 CN641 RT68 RT62 RT61 CN935 CN725 1 5 M LEV B F701 LD61 5 1 CN724 5 5 M PTC65 X63 CN721 2 1 X66 1 3 CN722 TO INDOOR UNIT No B TO INDOOR UNIT No A POWER SUPPLY N 220 230 240V ...

Страница 44: ...44 MXZ 2F33VF2 ET1 MXZ 2F42VF2 ET1 MXZ 2F53VF2 ET1 OBH790D ...

Страница 45: ...45 MXZ 2F33VF3 E1 MXZ 2F42VF3 E1 MXZ 2F53VF3 E1 OBH790D ...

Страница 46: ...46 MXZ 2F33VF3 ET1 MXZ 2F42VF3 ET1 MXZ 2F53VF3 ET1 OBH790D ...

Страница 47: ...47 MXZ 2F53VFH E1 OBH790D ...

Страница 48: ...B3 TB2 BK BU BREAKER CIRCUIT GNYE TB1 F1 3 LD66B LD62 CN602 5 CN601 1 LD E1 LD E2 1 BK BU BK BN BK BU RD OG LED1 LED2 CN936 OUTDOOR DISPLAY P C BOARD 7 3 1 3 1 MS 3 W V U RD WH F901 T801 F801 IC802 C62 C61 C63 ACL 1 2 CN642 BN OG 3 5 CN931 MS 3 1 2 1 CN643 RT65 RT64 INVERTER P C BOARD IC700 CNMC P U V W N IC932 N P U W V DB61 IC820 CN932 1 3 LD66A LD70 LDW LDV LDU RD BK WH RD BK WH BK REACTOR SMOO...

Страница 49: ...49 MXZ 2F53VFH3 E1 OBH790D ...

Страница 50: ...50 MXZ 3F54VF E1 ET1 E2 ET2 MXZ 3F68VF E1 ET1 E2 ET2 OBH790D ...

Страница 51: ...TC1 2 RT61 RT62 X52C X65 X712 X714 21S4 RELAY RELAY RELAY RELAY REVERSING VALVE SOLENOID COIL DEFROST THERMISTOR FIN TEMP THERMISTOR AMBIENT TEMP THERMISTOR OUTDOOR HEAT EXCHANGER TEMPERATURE THERMISTOR TRANSFORMER TERMINAL BLOCK RT64 RT65 RT68 T801 TB1 4 FAN MOTOR COMPRESSOR EXPANSION VALVE COIL DISCHARGE TEMP THERMISTOR SMOOTHING CAPACITOR DIODE FUSE T6 3AL250V FUSE T6 3AL250V FUSE T3 15AL250V H...

Страница 52: ...52 MXZ 3F54VF2 ET1 MXZ 3F68VF2 ET1 OBH790D ...

Страница 53: ...53 MXZ 3F54VF3 E1 MXZ 3F68VF3 E1 OBH790D ...

Страница 54: ...54 MXZ 3F54VF3 ET1 MXZ 3F68VF3 ET1 OBH790D ...

Страница 55: ...55 MXZ 4F72VF E1 ET1 E2 ET2 OBH790D ...

Страница 56: ...797 BK BU RD BK BU WH BK BU OG BK BK BN BK BK RD CN792 WH CN791 BU CN793 YE CN794 BK BK BK BK BK BK BK BK BU RD BU BK BK BK BK BK BU GNYE WH OG YE BU BK YE LEV A D R MC MF PTC1 2 RT61 RT62 X52C X65 X712 X714 21S4 RELAY RELAY RELAY RELAY REVERSING VALVE SOLENOID COIL DEFROST THERMISTOR FIN TEMP THERMISTOR AMBIENT TEMP THERMISTOR OUTDOOR HEAT EXCHANGER TEMPERATURE THERMISTOR TRANSFORMER TERMINAL BLO...

Страница 57: ...57 MXZ 4F72VF2 ET1 MXZ 4F80VF2 ET1 OBH790D ...

Страница 58: ...58 MXZ 4F72VF3 E1 MXZ 4F80VF3 E1 OBH790D ...

Страница 59: ...59 MXZ 4F72VF3 ET1 MXZ 4F80VF3 ET1 OBH790D ...

Страница 60: ...op valve with service port Stop valve with service port Sub muffler Unit mm MXZ 2F33VF MXZ 2F33VF2 MXZ 2F33VF3 Unit mm inch Outdoor unit union diameter For Indoor unit A Liquid 6 35 1 4 Gas 9 52 3 8 Indoor unit B Liquid 6 35 1 4 Gas 9 52 3 8 MAX REFRIGERANT PIPING LENGTH Piping length each indoor unit a b 15 m Total piping length a b 20 m Bending point for each unit 15 Total bending point 20 It is...

Страница 61: ...g length a b 30 m Bending point for each unit 30 Total bending point 20 It is irrelevant which unit is higher a b Outdoor unit Indoor units 15 m 10 m 15 m Max Height difference Unit mm inch Outdoor unit union diameter For Indoor unit A Liquid 6 35 1 4 Gas 9 52 3 8 Indoor unit B Liquid 6 35 1 4 Gas 9 52 3 8 Refrigerant pipe diameter is different according to indoor unit to be connected When using e...

Страница 62: ...r unit A Liquid 6 35 1 4 Gas 9 52 3 8 Indoor unit B Liquid 6 35 1 4 Gas 9 52 3 8 Indoor unit C Liquid 6 35 1 4 Gas 9 52 3 8 a b c Outdoor unit Indoor units 15 m 10 m 15 m Max Height difference MAX REFRIGERANT PIPING LENGTH Piping length each indoor unit a b c 25 m Total piping length a b c 50 m Bending point for each unit 25 Total bending point 50 It is irrelevant which unit is higher Refrigerant ...

Страница 63: ... Height difference MAX REFRIGERANT PIPING LENGTH Piping length each indoor unit a b c 25 m Total piping length a b c 60 m Bending point for each unit 25 Total bending point 60 It is irrelevant which unit is higher ADDITIONAL REFRIGERANT CHARGE Refer to Method of charging refrigerant Model name Outdoor unit precharged g Refrigerant piping length one way 3 unit total 60 m MXZ 3F68VF 1 400 0 MXZ 3F68...

Страница 64: ...ence Unit mm inch Outdoor unit union diameter For Indoor unit A Liquid 6 35 1 4 Gas 12 7 1 2 Indoor unit B Liquid 6 35 1 4 Gas 9 52 3 8 Indoor unit C Liquid 6 35 1 4 Gas 9 52 3 8 Indoor unit D Liquid 6 35 1 4 Gas 9 52 3 8 Refrigerant pipe diameter is different according to indoor unit to be connected When using extension pipes refer to the right table When diameter of refrigerant pipe is different...

Страница 65: ...ed 7 Turn off the breaker Remove the pressure gauge and the refrigerant piping MXZ 2F42VF3 2F53VF3 2F53VFH3 Method of Charging refrigerant MXZ 3F54VF 3F68VF 4F72VF Piping Connection Indoor unit number 1 of speciﬁc I U 2 length 0 0 kg kg _ _ _ _ _ _ kg _ _ _ _ _ _ 1 4 kg g k _ _ _ _ _ _ MXZ 2F42VF 2F53VF 2F53VFH MXZ 2F42VF2 2F53VF2 2F53VFH2 Piping length 1 2 kg 1 2 kg 0 0 kg MXZ 2F33VF MXZ 2F33VF2 ...

Страница 66: ... indoor air wet and dry bulb temperature difference 1 Attach at least 2 sets of wet and dry bulb thermometers to the indoor air intake as shown in the figure and at least 2 sets of wet and dry bulb thermometers to the indoor air outlet The thermometers must be attached to the position where air speed is high 2 Attach at least 2 sets of wet and dry bulb thermometers to the outdoor air intake Cover ...

Страница 67: ...nce C Indoor intake air Wet bulb temperature C Indoor intake air Wet bulb temperature C 16 8 4 4 12 16 Capacity correction factors Outdoor intake air Wet bulb temperature ºC 15 20 26 0 6 0 7 0 8 0 9 1 0 1 1 1 2 1 3 0 5 0 4 Outdoor intake air Wet Heating capacity 1 4 12 0 8 18 16 8 4 4 12 16 Outdoor intake air Wet bulb temperature ºC 0 6 0 7 0 8 0 9 1 0 1 1 1 2 1 3 0 5 0 4 Outdoor intake air Wet 1 ...

Страница 68: ...F54VF2 MXZ 3F68VF2 MXZ 4F72VF2 MXZ 4F80VF2 MXZ 3F54VF3 MXZ 3F68VF3 MXZ 4F72VF3 MXZ 4F80VF3 0 6 0 7 0 8 0 9 1 0 1 1 1 2 1 3 16 8 4 4 12 18 Capacity correction factors Outdoor intake air Wet bulb temperature ºC Heating capacity 15 20 26 1 4 0 5 0 4 12 0 8 16 16 8 4 4 12 18 12 0 8 16 0 6 0 7 0 8 0 9 1 0 1 1 1 2 1 3 1 4 0 5 0 4 Input correction factors Total input Heating 26 20 15 Outdoor intake air W...

Страница 69: ... 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 COOL Total input Frequency Hz HEAT Capacity HEAT Total input Frequency Hz Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 COOL Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 2 5 COOL Total input Frequency Hz HEAT Capacity HEAT Total input Frequency Hz Frequency Hz 0 50 100 150 0 5 1 0...

Страница 70: ...y Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 2 5 0 50 100 150 1 0 2 0 3 0 4 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 ...

Страница 71: ...50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequency Hz MXZ 2F53VF MXZ 2F53VF2 MXZ 2F53VF3 MXZ 2F53VFH MXZ 2F53VFH2 MXZ 2F53VFH3 15 class unit 18 class unit 20 class unit 22 cla...

Страница 72: ...150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz COOL Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 COOL Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequency Hz COOL Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 COOL Total input Frequency Hz HEAT Capacity Frequen...

Страница 73: ...0 1 5 0 50 100 150 0 5 1 0 1 5 COOL Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 2 5 0 50 100 150 1 0 2 0 3 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz HE...

Страница 74: ...5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 2 0 COOL Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequen...

Страница 75: ... 50 100 150 1 0 2 0 3 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz COOL Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 COOL Total input Frequency Hz HEAT Capa...

Страница 76: ...0 1 5 0 50 100 150 0 5 1 0 1 5 COOL Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequency Hz HEAT Capacity ...

Страница 77: ... 0 50 100 150 0 5 1 0 1 5 2 0 2 5 0 50 100 150 1 0 2 0 3 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz COOL Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 COOL...

Страница 78: ...ty Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 COOL Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Tota...

Страница 79: ... 100 150 0 5 1 0 1 5 2 0 2 5 0 50 100 150 1 0 2 0 3 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz COOL Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 0 50 100 150 0 5 1 0 1 5 2 0 COOL Tota...

Страница 80: ...equency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 COOL Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Total input Frequency Hz HEAT Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 0 50 100 150 0 5 1 0 1 5 HEAT Total inp...

Страница 81: ... Gauge Outdoor unit current A Ambient temperature Ambient humidity Ambient temperature Ambient humidity 50 60 70 50 60 70 C C 48Hz 48Hz 12 11 10 9 8 7 6 15 20 25 30 35 0 6 0 7 0 8 0 9 1 0 1 1 1 2 15 20 25 30 35 1 2 3 4 5 6 Outdoor low pressure MPa Gauge Outdoor unit current A Ambient temperature Ambient humidity Ambient temperature Ambient humidity 50 60 70 50 60 70 C C 48Hz 48Hz 12 11 10 9 8 7 6 ...

Страница 82: ...ature Ambient humidity 50 60 70 50 60 70 C C 30Hz 30Hz 13 12 11 10 9 8 7 15 20 25 30 35 0 7 0 8 0 9 1 0 1 1 1 2 1 3 15 20 25 30 35 1 2 3 4 5 6 Outdoor low pressure MPa Gauge Outdoor unit current A Ambient temperature Ambient humidity Ambient temperature Ambient humidity 50 60 70 C 50 60 70 C 30Hz 30Hz 13 12 11 10 9 8 7 15 20 25 30 35 0 7 0 8 0 9 1 0 1 1 1 2 1 3 15 20 25 30 35 1 2 3 4 5 6 Outdoor l...

Страница 83: ...emperature Ambient humidity 50 60 70 C 50 60 70 C 30Hz 30Hz 13 12 11 10 9 8 7 15 20 25 30 35 0 7 0 8 0 9 1 0 1 1 1 2 1 3 15 20 25 30 35 1 2 3 4 5 6 Outdoor low pressure MPa Gauge Outdoor unit current A Ambient temperature Ambient humidity Ambient temperature Ambient humidity 50 60 70 C 50 60 70 C 30Hz 30Hz 13 12 11 10 9 8 7 15 20 25 30 35 0 7 0 8 0 9 1 0 1 1 1 2 1 3 15 20 25 30 35 1 2 3 4 5 6 18 c...

Страница 84: ...70 C 50 60 70 C 40Hz 40Hz 12 11 10 9 8 7 6 15 20 25 30 35 0 6 0 7 0 8 0 9 1 0 1 1 1 2 15 20 25 30 35 1 2 3 4 5 6 25 class unit 35 class unit Outdoor low pressure MPa Gauge Outdoor unit current A Ambient temperature Ambient humidity Ambient temperature Ambient humidity 50 60 70 C 50 60 70 C 40Hz 40Hz 14 13 12 11 10 9 8 15 20 25 30 35 0 8 0 9 1 0 1 1 1 2 1 3 1 4 15 20 25 30 35 1 2 3 4 5 6 Outdoor lo...

Страница 85: ...t humidity 50 60 70 C 50 60 70 C 30Hz 30Hz 13 12 11 10 9 8 7 15 20 25 30 35 0 7 0 8 0 9 1 0 1 1 1 2 1 3 15 20 25 30 35 1 2 3 4 5 6 42 class unit Outdoor low pressure MPa Gauge Outdoor unit current A Ambient temperature Ambient humidity Ambient temperature Ambient humidity 50 60 70 C 50 60 70 C 30Hz 30Hz 14 13 12 11 10 9 8 15 20 25 30 35 0 8 0 9 1 0 1 1 1 2 1 3 1 4 15 20 25 30 35 1 2 3 4 5 6 50 cla...

Страница 86: ...1 2 3 4 5 6 20 class unit Outdoor low pressure MPa Gauge Outdoor unit current A Ambient temperature Ambient humidity Ambient temperature Ambient humidity 50 60 70 C 50 60 70 C 30Hz 30Hz 12 11 10 9 8 7 6 15 20 25 30 35 0 6 0 7 0 8 0 9 1 0 1 1 1 2 15 20 25 30 35 1 2 3 4 5 6 22 class unit Outdoor low pressure MPa Gauge Outdoor unit current A Ambient temperature Ambient humidity Ambient temperature Am...

Страница 87: ...ure Ambient humidity Ambient temperature Ambient humidity 50 60 70 C 50 60 70 C 30Hz 30Hz 14 13 12 11 10 9 8 15 20 25 30 35 0 8 0 9 1 0 1 1 1 2 1 3 1 4 15 20 25 30 35 1 2 3 4 5 6 Condition Operation TEST RUN OPERATION Refer to 9 3 2 HEAT operation Dry bulb temperature C Indoor 20 0 14 5 2 1 Outdoor 7 6 15 12 20 0 14 5 Wet bulb temperature C MXZ 2F33VF MXZ 2F33VF2 MXZ 2F33VF3 15 class unit 25 class...

Страница 88: ...nit 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 34Hz Outdoor unit current A 35 class unit 42 class unit 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 34Hz Outdoor unit current A 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 34Hz Outdoor unit current A 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 34Hz Outdoor unit current A 50 class unit 15 class unit 20 class unit 22 class unit 0 5 10 1...

Страница 89: ...erature 48Hz Outdoor unit current A 22 class unit 25 class unit 35 class unit MXZ 3F68VF MXZ 3F68VF2 MXZ 3F68VF3 MXZ 4F72VF MXZ 4F72VF2 MXZ 4F72VF3 42 class unit 50 class unit 15 class unit 20 class unit 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 36Hz Outdoor unit current A 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 36Hz Outdoor unit current A 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperat...

Страница 90: ...ure 36Hz Outdoor unit current A 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 36Hz Outdoor unit current A 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 36Hz Outdoor unit current A 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 36Hz Outdoor unit current A 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 36Hz Outdoor unit current A 18 class unit 0 5 10 15 20 25 2 3 4 5 6 7 Ambient temperature 36...

Страница 91: ...tuator Compressor LEV Outdoor fan motor R V coil Defrost heater 1 Discharge temperature thermistor Protection Indoor coil temperature thermistor Cooling Coil frost prevention Heating High pressure protection Defrost thermistor Heating Defrosting Fin temperature thermistor Protection Ambient temperature thermistor Control Protection Heating Defrosting Heater Outdoor heat exchanger temperature therm...

Страница 92: ...igure below 3 Turn ON the power supply 11 2 LOCKING THE OPERATION MODE OF THE AIR CONDITIONER COOL DRY HEAT SW1 on the outdoor display P C board MXZ 2F33VF 2F42VF 2F53VF 2F53VFH MXZ 2F33VF2 2F42VF2 2F53VF2 2F53VFH2 MXZ 2F33VF3 2F42VF3 2F53VF3 2F53VFH3 MXZ 3F54VF 3F68VF 4F72VF MXZ 3F54VF2 3F68VF2 4F72VF2 4F80VF2 MXZ 3F54VF3 3F68VF3 4F72VF3 4F80VF3 SW1 on the outdoor control P C board ON SW1 ON SW1 ...

Страница 93: ... missing outdoor unit will not work To activate low standby power mode Connect SC751 to CN750 Set 2 on SW1 to ON To deactivate low standby power mode Connect SC751 to CN751 Set 2 on SW1 to OFF In case that compressor is not in operation and both LED1 Red and LED2 Yellow are not lit check the setting of low standby power mode on the outdoor control P C board And check the settings for dip switch SW...

Страница 94: ...SW1 MXZ 3F54VF3 MXZ 3F68VF3 MXZ 4F72VF3 MXZ 4F80VF3 Before turning on the breaker settings for dip switch SW1 and jumper connector SC751 are necessary on the outdoor control P C board It is recommended to activate the low standby power mode when none of the indoor units listed in Table 1 is connected NOTE Units come with low standby power mode deactivated as factory setting When connecting one or ...

Страница 95: ...nal block Refrigerant pipe Indoor unit B Liquid Gas pipe Indoor unit A Outdoor unit Incorrect wiring Terminal block Indoor unit B Liquid Gas pipe Indoor unit A Outdoor unit Incorrect piping Terminal block Indoor unit B Liquid Gas pipe Indoor unit A Outdoor unit B A B A B A B A B A B A MXZ 2F33VF 2F42VF 2F53VF 2F53VFH MXZ 2F33VF2 2F42VF2 2F53VF2 2F53VFH2 MXZ 2F33VF3 2F42VF3 2F53VF3 2F53VFH3 SW2 on ...

Страница 96: ... and wait at least 1 minute 5 Press the piping wiring correction switch SW871 on the outdoor control P C board Do not touch energized parts 6 Press the switch to cancel NOTE Indoor unit cannot be operated while this function is activated When this function is activated while indoor unit is operating the operation will be stopped Operate indoor unit after the auto line correcting is finished Pressi...

Страница 97: ...ect the power plug 2 Be sure to turn OFF the power supply before removing the front panel the cabinet the top panel and the P C board 3 When removing the electrical parts be careful of the residual voltage of smoothing capacitor 4 When removing the 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 connect...

Страница 98: ...C 2 2 Regardless of normal or abnormal condition 2 short beeps are emitted as the signal is received The outdoor unit is abnormal Check the blinking pattern and make sure that the abnormal point with the table of outdoor unit failure mode recall function 12 2 3 Make sure to check at least 2 consecutive blinking cycles 3 Repair the failure parts The outdoor unit is normal Release the failure mode r...

Страница 99: ...ature 3 times Not lit The fin temperature exceeds 90ºC during operation Check the around outdoor unit Check the outdoor unit air pas sage P C board temperature 4 times Not lit The P C board temperature exceeds 80ºC during operation Refer to 12 6 Check of out door fan motor 8 time blink Outdoor fan motor Lit Lit Failure occurs 3 consecutive times within 30 seconds after the fan gets started Refer t...

Страница 100: ...r of the re frigerant sensor properly Replace the refrigerant sensor Incompatible unit combination Lit 11 times The indoor unit which is not compatible with the outdoor unit is connected Replace the indoor unit with the one which is compatible with the outdoor unit 17 time blink Outdoor refrigerant system abnormality Lit 17 times A closed valve and air trapped in the refrigerant circuit are detect...

Страница 101: ... Check of outdoor fan motor 9 time blink Outdoor control system Lit 5 times Nonvolatile memory data cannot be read prop erly Replace the outdoor control P C board 10 time blink Low discharge temperature protection Lit Lit The frequency of the compressor is kept 80 Hz or more and the discharge temperature is kept under 39 C for more than 20 minutes Check refrigerant circuit and refrig erant amount ...

Страница 102: ...oor unit referring to the indoor unit service manual and confirm that there is any problem in the indoor unit Then check the outdoor unit with referring to this page The left lamp of OPERATION IN DICATOR lamp Indoor unit Abnormal point Failure mode protection LED indication Outdoor P C board Condition Remedy Indoor outdoor unit failure mode recall function LED1 LED2 14 time blink Refrigerant leaka...

Страница 103: ...ne Charcoal charcoal fire Chemicals such as ethanol Turn off the power after the indoor unit fin ishes its fan operation The fan operation continues for 3 hours Check the indoor unit to detect the part where refrigerant leaks Repair the part where refrigerant leaks Turn on the power again Replace the refrigerant sensor if the problem is not fixed 10 Lit 19 times Abnormality of refriger ant leakage...

Страница 104: ...VF2 MXZ 2F33VF3 80 Hz MXZ 2F42VF MXZ 2F42VF2 MXZ 2F42VF3 MXZ 2F53VF VFH MXZ 2F53VF2 VFH2 MXZ 2F53VF3 VFH3 or more and the discharge temperature is kept under 50 C COOL mode 40 C HEAT mode for more than 40 minutes Refer to 12 6 Check of LEV Check the refrigerant circuit and the refrigerant amount 24 5 times Lit Cooling high pressure protection The outdoor heat exchanger temperature exceeds 58 C dur...

Страница 105: ...es Replace the outdoor power P C board 11 Lit 13 times Current sensor A short or open circuit is detected in the input cur rent detection circuit during operation Replace the outdoor power P C board 12 Lit 14 times Voltage sensor A short or open circuit is detected in the input volt age detection circuit during operation Replace the outdoor power P C board 13 Lit 15 times Relay operation No relay ...

Страница 106: ...T mode for more than 40 minutes Check refrigerant circuit and refrigerant amount Refer to 12 6 Check of LEV Refer to 12 6 Check of outdoor thermistors 32 4 times Lit Low discharge temperature protection The frequency of the compressor is kept 80 Hz or more and the discharge temperature is kept under 39 C for more than 20 minutes Refer to 12 6 Check of LEV Check refrigerant circuit and refrigerant ...

Страница 107: ...Z 4F80VF3 MXZ 3F68VF3 MXZ 4F72VF MXZ 4F72VF2 MXZ 4F72VF3 1 59 2 16 0 86 1 06 0 91 1 13 Outdoor fan motor 2 3 W U V 1 WHT RED BLK MXZ 2F33VF 42VF 53VF MXZ 2F33VF2 42VF2 53VF2 MXZ 2F33VF3 42VF3 53VF3 MXZ 2F53VFH MXZ 2F53VFH2 MXZ 2F53VFH3 Measure the resistance between lead wires with a tester Part temperature 10 C 40 C Normal Each phase MXZ 2F33VF 42VF 53VF 53VFH 12 16 MXZ 2F33VF2 42VF2 53VF2 53VFH2...

Страница 108: ...e Normal WHT RED 37 4 53 9 RED ORN YLW RED RED BLU High pressure switch HPS MXZ 3F54VF 3F68VF 4F72VF MXZ 3F54VF2 3F68VF2 4F72VF2 4F80VF2 MXZ 3F54VF3 3F68VF3 4F72VF3 4F80VF3 Pressure Normal HPS 3 43 0 15 MPa Close 4 14 0 1 MPa Open Defrost heater MXZ 2F53VFH MXZ 2F53VFH2 MXZ 2F53VFH3 Measure the resistance with a tester Part temperature 10 C 40 C Normal 349 428 OBH790D ...

Страница 109: ...es No Yes Check the main power supply circuit for proper connections Is there voltage of 220 230 240 V AC in the power supply terminal block Is there voltage of 220 230 240 V AC between LD66B and X64 on the inverter P C board Check the power supply and correct them Replace the outdoor display P C board Replace the inverter P C board Is there voltage of 220 230 240 V AC between LD66A and LD70 on th...

Страница 110: ...splay P C board or the outdoor control P C board repeat quick BLINKING and OFF 2 Replace the indoor electronic control P C board 1 4 2 The LED indicates the status of serial communication Check the communication status Replace the inverter P C board or the outdoor control P C board 3 4 If the trouble sometimes occurs possible causes are as follows Poor connection of the indoor outdoor connecting w...

Страница 111: ...firmation of power voltage Replace the indoor electronic control P C board 2 Be careful of the residual voltage of smoothing capacitor Replace the outdoor control P C board 2 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 Replace the indoor outdoor connecting wire Is serial signal error indicated 6 ...

Страница 112: ...rd Replace the 4 way valve Replace the R V coil 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 220 230 240 V AC between pin1 and pin2 at connector CN721 Replace the inverter P C board Replace the 4 way valve The heating operation does n...

Страница 113: ...at connector CNAC Replace the outdoor power P C board 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 HEAT mode Is there voltage of 220 230 240 V AC between pin1 and pin2 at connector CN712 Replace the 4 way valve Replace the outdoor control P C board When cooling op...

Страница 114: ...25 LEV B MXZ 2F CN791 LEV A CN792 LEV B CN793 LEV C MXZ 3F 4F CN794 LEV D MXZ 4F CN797 LEV R MXZ 3F 4F Is there normal resistance to LEV coil Refer to 12 5 Normal Replace the outdoor control P C board Replace LEV coil When cooling heat exchanger of non operating indoor unit frosts When heating non operating indoor unit gets warm Connector MXZ 2F MXZ 3F 4F CN724 CN725 Inverter P C board Outdoor con...

Страница 115: ...resistance between the compressor terminals Is the resistance between each terminal normal Refer to 12 5 Except MXZ 2F Is the input voltage to the outdoor control P C board 370 V or more Reconnect the lead wire of compressor and turn ON the power supply to indoor and outdoor unit 3 minutes later start EMERGENCY OPERATION Replace the compressor Replace the outdoor power P C board 1 After the outdoo...

Страница 116: ...stor Defrost Discharge temperature Fin temperature Ambient temperature Outdoor heat exchanger temperature Symbol RT61 RT62 RT64 RT65 RT68 Connector Pin No CN641 pin1 and pin2 CN641 pin3 and pin4 CN642 pin1 and pin2 CN643 pin1 and pin2 CN644 pin1 and pin3 Inverter P C board Board MXZ 2F33VF 2F42VF 2F53VF MXZ 2F33VF2 2F42VF2 2F53VF2 MXZ 2F33VF3 2F42VF3 2F53VF3 MXZ 2F53VFH MXZ 2F53VFH2 MXZ 2F53VFH3 M...

Страница 117: ...and Between and Between and Is the resistance of outdoor fan motor normal Refer to 12 5 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 inverter P C board or the outdoor control P C board No Yes Yes No Yes No Connector MXZ 2F CN931 CN932 Inverter P C board MXZ 2F33VF 2F42VF 2F53VF 2F53VF...

Страница 118: ...nect the negative end of the tester to pin4 Voltage between pin4 and pin6 should be measured within 1 minute after the operation starts pin1 pin4 pin5 pin4 pin6 pin4 pin7 pin4 Voltage 15 V DC 325 V DC 1 5 V DC CNF1 pin1 pin4 pin5 pin4 pin6 pin4 Is the voltage of connector CNF1 normal Refer to right table Does the voltage between pin7 and pin4 of connector CNF1 repeat 0 V and 5 V Replace the outdoo...

Страница 119: ...d OFF Check the resistance between each terminal Reconnect CN63H Turn ON the power supply to the indoor and outdoor unit 3 minutes later start EMERGENCY OPERATION Is HPS protection displayed immediately after compressor starts Replace HPS Replace the outdoor control P C board Normal Infinity 0 Ω No Yes Connector MXZ 3F 4F CN63H Outdoor control P C board Indoor unit does not operate different opera...

Страница 120: ... and disconnect the power plug or turn the power sup ply OFF The unit occasionally stops when the stop valve is opened or closed during operation Open the stop valve and start the cooling operation again Yes No The refrigerant gas amount may be 60 or less than the normal amount Identify where the gas is leaking from and fix the leak CAUTION Do not start the operation again to prevent hazards MXZ 2...

Страница 121: ...er temperature thermistor RT68 CN644 Smoothing capacitor C61 C62 C63 R V coil 21S4 CN721 Heater CN722 MXZ 2F53VFH MXZ 2F53VFH2 MXZ 2F53VFH3 FUSE F701 T3 15AL250V 220 230 240 V AC X64 LD66B 220 230 240 V AC LD61 LD62 220 230 240 V AC CN601 Serial signal A CN601 Serial signal B CN601 CN602 Output to drive outdoor fan motor CN932 LEV A coil CN724 LEV B coil CN725 20 10 0 10 20 30 40 0 10 20 30 40 50 ...

Страница 122: ... D LEV 12 V DC pulse wave CN712 R V coil 220 230 240 V AC Output CN611 Serial signal 12 24 V CN791 LEV Room A CN792 LEV Room B CN794 LEV Room D CN793 LEV Room C 15 V 15 V Rotate instruction Constant voltage Rotate signal Pulse wave CN621 CN714 Defrost heater 220 230 240 V AC Output Defrost thermistor RT61 CN797 LEV R 220 230 240 V AC 0 100 200 300 400 500 600 700 800 0 10 20 30 40 50 60 70 80 90 1...

Страница 123: ...ge 290 370 V DC CNAC1 220 230 240 V AC Output F2 FUSE T6 3AL250V F1 FUSE T6 3AL250V 220 230 240 V AC Input CNAC2 220 230 240 V AC Output Connect to earth CN152 Signal Transmission From Outdoor Control P C board 5 V DC pulse wave CN171 Fin temperature thermistor RT64 MXZ 3F54VF MXZ 3F68VF MXZ 4F72VF MXZ 3F54VF2 MXZ 3F68VF2 MXZ 4F72VF2 MXZ 4F80VF2 MXZ 3F54VF3 MXZ 3F68VF3 MXZ 4F72VF3 MXZ 4F80VF3 MXZ ...

Страница 124: ...minal slowly The terminal which has the locking mechanism can be detached as shown below There are following 2 types of the terminal with locking mechanism The terminal without locking mechanism can be detached by pulling it out Check the shape of the terminal before detaching Detaching method of the terminal with locking mechanism Connector Sleeve Locking lever Photo 1 Screws of Service panel Scr...

Страница 125: ...and the cabinet Refer to section 1 2 Disconnect the power supply and indoor outdoor connect ing wire and remove the back panel Refer to section 1 3 Remove the inverter assembly Refer to section 2 4 Remove the R V coil 4 Removing the discharge temperature thermistor defrost thermistor and outdoor heat exchanger temperature thermistor 1 Remove the service panel the top panel and the cabinet Refer to...

Страница 126: ...re and remove the back panel Refer to section 1 3 Remove the inverter assembly Refer to section 2 4 Recover gas from the refrigerant circuit NOTE Recover gas from the pipes until the pressure gauge shows 0 kg cm2 0 MPa 5 Detach the brazed part of the suction and the discharge pipe connected with compressor 6 Remove the nuts of compressor legs 7 Remove the compressor 8 Detach the brazed part of pip...

Страница 127: ... and remove the back panel Photo 3 127 13 2 MXZ 3F54VF MXZ 3F68VF MXZ 4F72VF MXZ 3F54VF2 MXZ 3F68VF2 MXZ 4F72VF2 MXZ 4F80VF2 MXZ 3F54VF3 MXZ 3F68VF3 MXZ 4F72VF3 MXZ 4F80VF3 NOTE Turn OFF the power supply before disassembly Photo 2 Photo 1 Screws of the top panel Screws of the cabinet Screws of the top panel Screws of the cabinet Screws of the cabinet Screws of the sub panel Photo 3 Screw of the re...

Страница 128: ... board holder and remove the outdoor control P C board holder 8 Remove the screws of the reactor and remove the reac tor 9 Remove the screws of the reactor bed and remove the reactor bed 10 Remove the screws of the heat sink support and remove the heat sink support 11 Remove the screws fixing the outdoor power P C board 12 Disconnect all connectors and lead wires on the outdoor power P C board 128...

Страница 129: ...5 Disconnect the outdoor control P C board connectors CN712 CNF1 CNTH1 CNTH2 CN63H CN791 CN792 CN793 CN794 MXZ 4F72VF 4F72VF2 4F72VF3 4F80V F2 4F80VF3 CN797 6 Disconnect the compressor lead wire from the terminal of the compressor U V W 7 Remove the screws of the electrical box assembly and remove the electrical box assembly Photo 4 8 Remove the propeller fan 9 Remove the sound proof felt 1 2 and ...

Страница 130: ...ed parts of expansion valves and pipes Photo 11 Photo 12 4 way valve R V coil Brazed parts Expansion valves LEV coils 130 HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN Copyright 2018 MITSUBISHI ELECTRIC CORPORATION Issued Nov 2019 No OBH790 REVISED EDITION D Issued May 2019 No OBH790 REVISED EDITION C Issued Feb 2019 No OBH790 REVISED EDITION B Issued Sep 2018 No OBH7...

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