Mitsubishi Electric MXZ-2C20NA2 Скачать руководство пользователя страница 7

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MXZ-5C42NA2-U1

Connectable indoor unit lineups (Heat pump inverter type)

Model type

Model name

Capacity class [kBTU/h]

Wall mounted

MSZ-FE**NA

●●

MSZ-FH**NA

●●

MSZ-FH**NA2

●●

MSZ-FS**NA

●●

MSZ-GE**NA

●●

MSZ-GL**NA-U1

●●

MSZ-EF**NA-U1

●●

Floor standing

MFZ-KA**NA

●●

MFZ-KJ**NA-U1

●●

4-way cassette

SLZ-KA**NA.TH

●●

SLZ-KF**NA.TH

●●

PLA-A**BA6

●●

PLA-A**EA7

●●

Ceiling concealed

SEZ-KD**NA4.TH

●●

PEAD-A**AA5

●●

Ceiling suspended

PCA-A**KA6.TH

●●

Multi-position

MVZ-A**AA4

●●

SVZ-KP**NA

●●

MXZ-5C42NA3-U1, MXZ-5C42NA4-U1

Connectable indoor unit lineups (Heat pump inverter type)

Model type

Model name

Capacity class [kBTU/h]

Wall mounted

MSZ-FE**NA

●●

MSZ-FH**NA

●●

MSZ-FH**NA2

●●

MSZ-FS**NA

●●

MSZ-GE**NA

●●

MSZ-GL**NA-U1

●●

MSZ-GS**NA-U1

●●

MSZ-EF**NA-U1

●●

Floor standing

MFZ-KA**NA

●●

MFZ-KJ**NA-U1

●●

4-way cassette

SLZ-KA**NA.TH

●●

SLZ-KF**NA.TH

●●

PLA-A**BA6

●●

PLA-A**EA7

●●

1-way cassette

MLZ-KP**NA-U1

●●

MLZ-KP**NA2-U1

●●

MLZ-KY**NA-U1

●●

Ceiling concealed

SEZ-KD**NA4.TH

●●

PEAD-A**AA7

●●

Ceiling suspended

PCA-A**KA7.TH

●●

Multi-position

MVZ-A**AA4

●●

SVZ-KP**NA

●●

PAA-A**

●●

MXZ-4C36NA2-U1

Connectable indoor unit lineups (Heat pump inverter type)

Model type

Model name

Capacity class [kBTU/h]

Wall mounted

MSZ-FE**NA

●●

MSZ-FH**NA

●●

MSZ-FH**NA2

MSZ-FS**NA

●●

MSZ-GE**NA

●●

MSZ-GL**NA-U1

●●

MSZ-EF**NA-U1

●●

Floor standing

MFZ-KA**NA

●●

MFZ-KJ**NA-U1

●●

4-way cassette

SLZ-KA**NA.TH

●●

SLZ-KF**NA.TH

●●

PLA-A**BA6

●●

PLA-A**EA7

●●

Ceiling concealed

SEZ-KD**NA4.TH

●●

PEAD-A**AA5

●●

Ceiling suspended

PCA-A**KA6.TH

●●

Multi-position

MVZ-A**AA4

●●

SVZ-KP**NA

●●

MXZ-4C36NA3-U1, MXZ-4C36NA4-U1

Connectable indoor unit lineups (Heat pump inverter type)

Model type

Model name

Capacity class [kBTU/h]

Wall mounted

MSZ-FE**NA

●●

MSZ-FH**NA

●●

MSZ-FH**NA2

●●

MSZ-FS**NA

●●

MSZ-GE**NA

●●

MSZ-GL**NA-U1

●●

MSZ-GS**NA-U1

●●

MSZ-EF**NA-U1

●●

Floor standing

MFZ-KA**NA

●●

MFZ-KJ**NA-U1

●●

4-way cassette

SLZ-KA**NA.TH

●●

SLZ-KF**NA.TH

●●

PLA-A**BA6

●●

PLA-A**EA7

●●

1-way cassette

MLZ-KP**NA-U1

●●

MLZ-KP**NA2-U1

●●

MLZ-KY**NA-U1

●●

Ceiling concealed

SEZ-KD**NA4.TH

●●

PEAD-A**AA7

●●

Ceiling suspended

PCA-A**KA7.TH

●●

Multi-position

MVZ-A**AA4

●●

SVZ-KP**NA

●●

PAA-A**

●●

MXZ-5C42NA

Connectable indoor unit lineups (Heat pump inverter type)

Model type

Model name

Capacity class [kBTU/h]

Wall mounted

MSZ-FE**NA

●●

MSZ-FH**NA

●●

MSZ-FH**NA2

MSZ-FS**NA

MSZ-GE**NA

●●

MSZ-GL**NA-U1

●●

MSZ-EF**NA-U1

Floor standing

MFZ-KA**NA

●●

MFZ-KJ**NA-U1

4-way cassette

SLZ-KA**NA.TH

●●

SLZ-KF**NA.TH

PLA-A**BA6

●●

PLA-A**EA7

●●

Ceiling concealed

SEZ-KD**NA4.TH

●●

PEAD-A**AA5

●●

Ceiling suspended

PCA-A**KA6.TH

●●

Multi-position

MVZ-A**AA4

●●

SVZ-KP**NA

OBH702N

Содержание MXZ-2C20NA2

Страница 1: ...NA Series OBH872 MFZ KA NA Series OBH568 MFZ KJ NA Series OBH752 SLZ KA NA Series OCH487 SLZ KF NA TH Series OCH669 PLA A BA Series OCH420 PLA A EA Series OCH640 SEZ KD NA Series PEAD A AA Series PCA A KA Series OCH455 MVZ A AA Series SVZ KP NA Series MD 1404 K019 CONTENTS INDOOR OUTDOOR UNIT COMPATIBILITY TABLE 4 1 TECHNICAL CHANGES 8 2 SAFETY PRECAUTION 9 3 PART NAMES AND FUNCTIONS 13 4 SPECIFIC...

Страница 2: ...Discharge the capacitor before the work involving the electric parts Precautions during the repair service Do not perform the work involving the electric parts with wet hands Do not pour water into the electric parts Do not touch the refrigerant Do not touch the hot or cold areas in the refrigeration cycle When the repair or the inspection of the circuit needs to be done without turning off the po...

Страница 3: ...NIT COMPATIBILITY TABLE 2 SAFETY PRECAUTION has been added 9 2 CAPACITY AND THE INPUT CURVES has been modified 12 TROUBLESHOOTING has been modified Revision K MXZ 2C20 3C24 3C30 4C36 5C42NA3 U1 and MXZ 2C20 3C24 3C30NAHZ3 U1 have been added Revision J MXZ 2C20NA2 U4 has been added Revision L Models of refrigeration oil for MXZ 3C24 3C30 4C36 5C42NA3 U1 and MXZ 2C20 3C24 3C30NAHZ3 U1 at 4 SPECIFICA...

Страница 4: ...PLA A EA7 Ceiling concealed SEZ KD NA4 TH PEAD A AA5 Ceiling suspended PCA A KA6 TH Multi position MVZ A AA4 SVZ KP NA MXZ 2C20NA2 U1 U4 Connectable indoor unit lineups Heat pump inverter type Model type Model name Capacity class kBTU h 06 09 12 15 18 24 30 36 Wall mounted MSZ FE NA MSZ FH NA MSZ FH NA2 MSZ FS NA MSZ GE NA MSZ GL NA U1 MSZ EF NA U1 Floor standing MFZ KA NA MFZ KJ NA U1 4 way casse...

Страница 5: ...aled SEZ KD NA4 TH PEAD A AA5 Ceiling suspended PCA A KA6 TH Multi position MVZ A AA4 SVZ KP NA MXZ 3C24NAHZ2 U1 Connectable indoor unit lineups Heat pump inverter type Model type Model name Capacity class kBTU h 06 09 12 15 18 24 30 36 Wall mounted MSZ FE NA MSZ FH NA MSZ FH NA2 MSZ FS NA MSZ GE NA MSZ GL NA U1 MSZ EF NA U1 Floor standing MFZ KA NA MFZ KJ NA U1 4 way cassette SLZ KA NA TH SLZ KF ...

Страница 6: ...oncealed SEZ KD NA4 TH PEAD A AA5 Ceiling suspended PCA A KA6 TH Multi position MVZ A AA4 SVZ KP NA MXZ 3C30NA2 U1 Connectable indoor unit lineups Heat pump inverter type Model type Model name Capacity class kBTU h 06 09 12 15 18 24 30 36 Wall mounted MSZ FE NA MSZ FH NA MSZ FH NA2 MSZ FS NA MSZ GE NA MSZ GL NA U1 MSZ EF NA U1 Floor standing MFZ KA NA MFZ KJ NA U1 4 way cassette SLZ KA NA TH SLZ K...

Страница 7: ...09 12 15 18 24 30 36 Wall mounted MSZ FE NA MSZ FH NA MSZ FH NA2 MSZ FS NA MSZ GE NA MSZ GL NA U1 MSZ EF NA U1 Floor standing MFZ KA NA MFZ KJ NA U1 4 way cassette SLZ KA NA TH SLZ KF NA TH PLA A BA6 PLA A EA7 Ceiling concealed SEZ KD NA4 TH PEAD A AA5 Ceiling suspended PCA A KA6 TH Multi position MVZ A AA4 SVZ KP NA MXZ 4C36NA3 U1 MXZ 4C36NA4 U1 Connectable indoor unit lineups Heat pump inverter ...

Страница 8: ...as been changed MXZ 2C20NA2 U4 MXZ 2C20NA3 U1 MXZ 3C24NA2 U1 MXZ 3C24NA3 U1 MXZ 3C30NA2 U1 MXZ 3C30NA3 U1 MXZ 4C36NA2 U1 MXZ 4C36NA3 U1 MXZ 5C42NA2 U1 MXZ 5C42NA3 U1 MXZ 2C20NAHZ2 U1 MXZ 2C20NAHZ3 U1 MXZ 3C24NAHZ2 U1 MXZ 3C24NAHZ3 U1 MXZ 3C30NAHZ2 U1 MXZ 3C30NAHZ3 U1 1 Outdoor fan motor has been changed 2 Outdoor control P C board has been changed MXZ 2C20NA3 U1 MXZ 2C20NA4 U1 MXZ 3C24NA3 U1 MXZ 3...

Страница 9: ...iping sealed until just before brazing Leave elbow joints etc in their packaging If dirt dust or moisture enters into refrigerant cycle that can cause deterioration of refrigerant oil or malfunction of compressor The refrigerant oil applied to flare and flange connections must be ester oil ether oil or alkylbenzene oil in a small amount If large amount of mineral oil enters that can cause deteri o...

Страница 10: ...ting service charge the cycle with specified amount of refrigerant 4 If moisture or foreign matter might have entered the refrigerant piping during service ensure to remove them No Tool name Specifications 1 Gauge manifold Only for R410A Use the existing fitting specifications UNF1 2 Use high tension side pressure of 768 7 PSIG 5 3 MPaG or over 2 Charge hose Only for R410A Use pressure performance...

Страница 11: ...to conventional refrigerants In addition to that R410A is a refrigerant which has higher risk of leakage because its working pressure is higher than that of other refrigerants Therefore to enhance airtightness and strength flare cutting dimension of copper pipe for R410A has been specified separately from the dimensions for other refrigerants as shown below The dimension B of flare nut for R410A a...

Страница 12: ...other refrigerants can be used if equipped with adopter for reverse flow check Usable if equipped with adopter for reverse flow Usable if equipped with adopter for reverse flow Flare tool Flaring work of piping Tools for other refrigerants can be used by adjusting flaring dimension Usable by adjusting flaring dimension Usable by adjusting flaring dimension Bender Bend the pipes Tools for other ref...

Страница 13: ...Z4 MXZ 3C30NAHZ MXZ 3C30NAHZ2 MXZ 3C30NAHZ3 MXZ 3C30NAHZ4 MXZ 3C24NA MXZ 3C24NA2 MXZ 3C24NA3 MXZ 3C24NA4 MXZ 3C30NA MXZ 3C30NA2 MXZ 3C30NA3 MXZ 3C30NA4 MXZ 4C36NA MXZ 4C36NA2 MXZ 4C36NA3 MXZ 4C36NA4 MXZ 2C20NA2 MXZ 2C20NA3 MXZ 2C20NA4 Drain outlet Air inlet Back and side Air outlet Air inlet Air outlet Drain outlet Back and side Air outlet Drain outlet Air inlet Back and side OBH702N ...

Страница 14: ... Not supplied optional parts Valve size Liquid in 1 4 Gas in 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 5 lb 15 oz Refrigeration oil Model fl oz L 20 3 0 6 NEO22 NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state at rated compressor speed 8...

Страница 15: ...optional parts Valve size Liquid in 1 4 Gas in 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 5 lb 15 oz Refrigeration oil Model fl oz L 20 3 0 6 NEO22 NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state at rated compressor speed 80 67 95 75 B 2...

Страница 16: ... supplied optional parts Valve size Liquid in 1 4 Gas in A 1 2 B C 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 6lb 13oz Refrigeration oil Model fl oz L 23 7 0 7 NA NA2 FV50S NA3 FV50S FW68S NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state ...

Страница 17: ...tional parts Valve size Liquid in 1 4 Gas in A 1 2 B C 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 6lb 13oz Refrigeration oil Model fl oz L 23 7 0 7 FV50S FW68S NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state at rated compressor speed 80 ...

Страница 18: ... supplied optional parts Valve size Liquid in 1 4 Gas in A 1 2 B C 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 6lb 13oz Refrigeration oil Model fl oz L 23 7 0 7 NA NA2 FV50S NA3 FV50S FW68S NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state ...

Страница 19: ...tional parts Valve size Liquid in 1 4 Gas in A 1 2 B C 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 6lb 13oz Refrigeration oil Model fl oz L 23 7 0 7 FV50S FW68S NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state at rated compressor speed 80 ...

Страница 20: ...t supplied optional parts Valve size Liquid in 1 4 Gas in A 1 2 B C D 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 6lb 13oz Refrigeration oil Model fl oz L 23 7 0 7 NA NA2 FV50S NA3 FV50S FW68S NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady sta...

Страница 21: ...ptional parts Valve size Liquid in 1 4 Gas in A 1 2 B C D 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 6lb 13oz Refrigeration oil Model fl oz L 23 7 0 7 FV50S FW68S NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state at rated compressor speed ...

Страница 22: ...rigerant piping Not supplied optional parts Valve size Liquid in 1 4 Gas in A 1 2 B C D E 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 8 lb 13 oz Refrigeration oil Model fl oz L 37 2 1 1 NA NA2 FV50S NA3 FV50S FVC68D NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling...

Страница 23: ...optional parts Valve size Liquid in 1 4 Gas in A 1 2 B C D E 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 8 lb 13 oz Refrigeration oil Model fl oz L 37 2 1 1 FV50S NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state at rated compressor speed 8...

Страница 24: ...piping Not supplied optional parts Valve size Liquid in 1 4 Gas in A B 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 8 lb 13 oz Refrigeration oil Model fl oz L 37 2 1 1 NA NA2 FV50S NA3 FV50S FVC68D NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady...

Страница 25: ...optional parts Valve size Liquid in 1 4 Gas in A B 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 8 lb 13 oz Refrigeration oil Model fl oz L 37 2 1 1 FV50S NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state at rated compressor speed 80 67 95 75...

Страница 26: ...piping Not supplied optional parts Valve size Liquid in 1 4 Gas in A 1 2 B C 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 8 lb 13 oz Refrigeration oil Model fl oz L 37 2 1 1 NA NA2 FV50S NA3 FV50S FVC68D NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling ...

Страница 27: ...optional parts Valve size Liquid in 1 4 Gas in A 1 2 B C 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 8 lb 13 oz Refrigeration oil Model fl oz L 37 2 1 1 FV50S NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state at rated compressor speed 80 67...

Страница 28: ...piping Not supplied optional parts Valve size Liquid in 1 4 Gas in A 1 2 B C 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 8 lb 13 oz Refrigeration oil Model fl oz L 37 2 1 1 NA NA2 FV50S NA3 FV50S FVC68D NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling ...

Страница 29: ...optional parts Valve size Liquid in 1 4 Gas in A 1 2 B C 3 8 Connection method Indoor Flared Outdoor Flared Refrigerant charge R410A lb 8 lb 13 oz Refrigeration oil Model fl oz L 37 2 1 1 FV50S NOTE Test conditions are based on ARI 210 240 Unit F Mode Test Indoor air condition Outdoor air condition Dry bulb Wet bulb Dry bulb Wet bulb Cooling 1 A Cooling steady state at rated compressor speed 80 67...

Страница 30: ... 55 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 PRESSURE LEVEL 0dB 0 0002 MICRO BAR BAND CENTER FREQUENCIES Hz Cooling High FUNCTION FAN SPEED Heating High 50 SPL dB A 54 LINE 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARIN...

Страница 31: ...B 0 0002 MICRO BAR BAND CENTER FREQUENCIES Hz Cooling High FUNCTION FAN SPEED Heating High 52 SPL dB A 56 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 PRESSURE LEVEL 0dB 0 0002 MICRO BAR BAND CENTER FREQUENCIES Hz MXZ 4C36NA4 MXZ 4C36NA MXZ 4C36NA2 MXZ 4C36NA3 MXZ 3C30N...

Страница 32: ...IMATE 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 54 SPL dB A 58 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 ...

Страница 33: ...5 32 14 3 16 27 15 16 9 7 16 7 7 8 1 3 16 33 1 16 13 32 Unit A GAS GAS LIQ LIQ LIQ 1 4 ø6 35 FLARE GAS 3 8 ø9 52 FLARE Unit B Connecting wire hole 1 1 32 13 2 19 32 1 2 Bolt Pitch Foundation Bolt M8 4 13 32 13 16 Oval Hole 3 ø 1 5 16 Drain hole Air Inlet Air Inlet Air Outlet 14 3 16 15 32 23 32 21 32 1 11 32 2 9 16 12 3 8 8 5 32 6 21 32 6 23 32 19 11 16 11 16 11 16 15 19 32 Handle OBH702N ...

Страница 34: ...MXZ 3C24NA2 MXZ 3C24NA3 MXZ 3C24NA4 MXZ 3C30NA MXZ 3C30NA2 MXZ 3C30NA3 MXZ 3C30NA4 Lock nut Conduit plates Conduit connector Unit inch mm NA NA2 NA3 Lock nut Conduit plate Conduit connector Conduit plate NA4 OBH702N ...

Страница 35: ...35 Lock nut Conduit plates Conduit connector MXZ 4C36NA MXZ 4C36NA2 MXZ 4C36NA3 MXZ 4C36NA4 Unit inch mm NA NA2 NA3 Lock nut Conduit plate Conduit connector Conduit plate NA4 OBH702N ...

Страница 36: ...36 MXZ 5C42NA MXZ 5C42NA2 MXZ 5C42NA3 MXZ 5C42NA4 Lock nut Conduit connector Conduit plate Under Conduit plate Top Unit inch mm OBH702N ...

Страница 37: ...37 MXZ 2C20NAHZ MXZ 2C20NAHZ2 MXZ 2C20NAHZ3 MXZ 2C20NAHZ4 Lock nut Conduit connector Conduit plate Unit inch mm OBH702N ...

Страница 38: ...38 MXZ 3C24NAHZ MXZ 3C24NAHZ2 MXZ 3C24NAHZ3 MXZ 3C24NAHZ4 MXZ 3C30NAHZ MXZ 3C30NAHZ2 MXZ 3C30NAHZ3 MXZ 3C30NAHZ4 Lock nut Conduit connector Conduit plate Under Conduit plate Top Unit inch mm OBH702N ...

Страница 39: ...151 1 7 CNDC CNAC2 CN701 2 1 1 2 CN152 IC501 IC411 TAB4 TAB6 TAB5 TAB3 X52C 3 5 CN601 1 3 CN611 1 TAB1 TAB2 3 1 CNAC1 3 TBE4 TBE2 TBE1 PTC1 PTC2 X65 L1 L2 GR BU BK BU RD BK BU WH BK BK BN BK BK RD WH BK BK BK BK BK BK BK BK BU RD BU BK BK BK BK BK BU GNYN WH LEV A B R MC MF PTC1 2 RT61 RT62 X52C X65 X712 X714 21S4 RELAY RELAY RELAY RELAY REVERSING VALVE SOLENOID COIL DEFROST THERMISTOR FIN TEMP TH...

Страница 40: ...40 MXZ 2C20NA3 If the reactor does not have a number display refer to the figure below No 4 No 2 No 1 No 3 OBH702N ...

Страница 41: ...41 MXZ 2C20NA4 If the reactor does not have a number display refer to the figure below No 4 No 2 No 1 No 3 OBH702N ...

Страница 42: ... reactor and outdoor power P C board Connect to TAB3 Connect to TAB6 Connect to TAB5 Connect to TAB4 There are 2 types of reactors which may have a number display Even if there is a number display please wire as shown in the figure below OBH702N ...

Страница 43: ...n reactor and outdoor power P C board Connect to TAB3 Connect to TAB6 Connect to TAB5 Connect to TAB4 There are 2 types of reactors which may have a number display Even if there is a number display please wire as shown in the figure below OBH702N ...

Страница 44: ...44 MXZ 3C24NA3 MXZ 3C30NA3 If the reactor does not have a number display refer to the figure below No 4 No 2 No 1 No 3 OBH702N ...

Страница 45: ...45 MXZ 3C24NA4 MXZ 3C30NA4 If the reactor does not have a number display refer to the figure below No 4 No 2 No 1 No 3 OBH702N ...

Страница 46: ...or and outdoor power P C board Connect to TAB3 Connect to TAB6 Connect to TAB5 Connect to TAB4 There are 2 types of reactors which may have a number display Even if there is a number display please wire as shown in the figure below OBH702N ...

Страница 47: ...tor and outdoor power P C board Connect to TAB3 Connect to TAB6 Connect to TAB5 Connect to TAB4 There are 2 types of reactors which may have a number display Even if there is a number display please wire as shown in the figure below OBH702N ...

Страница 48: ...48 MXZ 4C36NA3 If the reactor does not have a number display refer to the figure below No 4 No 2 No 1 No 3 OBH702N ...

Страница 49: ...49 MXZ 4C36NA4 If the reactor does not have a number display refer to the figure below No 4 No 2 No 1 No 3 OBH702N ...

Страница 50: ... BOARD BLU CN793 WHT CN791 1 5 1 5 RED CN792 1 5 X712 X714 CN712 CN714 2 1 2 1 X713 CN713 2 1 21S4 21S2 LEV C LEV B LEV A 5 5 5 M M CN611 CN601 CN63H 2 1 1 5 1 3 ORN GRY YLW WHT RED BLU BLK HPS CN622 1 5 YLW CN794 1 5 BLK CN795 1 5 M LEV D 5 M LEV E 5 M MS 3 MS 3 TB5 S2 S3 S1 YLW BLU BLK 12 24V 208 230V TO INDOOR UNIT No D TB6 S2 S3 S1 GRY BLU BLK 12 24V 208 230V TO INDOOR UNIT No E SYMBOL CB1 4 D...

Страница 51: ...51 MXZ 5C42NA2 OBH702N ...

Страница 52: ...conductors only For field wiring 3 Symbols below indicate Terminal block Connector NOTES MC U V W CNMC BK WH RD BK RD RD RD WH H W H W U W V OUTDOOR POWER P C BOARD t t t t CNTH2 CNTH1 RT61 RT62 RT68 RT65 1 8 1 2 LED2 LED1 LED3 IC501 CN171 RT64 t 1 3 CN741 1 5 MF 1 7 5 CNF1 CNDC BK BN 1 3 1 3 CNDC IC401 TAB3 TAB4 TAB5 TAB6 IC411 L1 L2 D1 X65A CB3 CB4 CB2 CB1 X52CA X52CB PTC1 PTC2 PTC3 F1 F2 TAB2 T...

Страница 53: ... conductors only For field wiring 3 Symbols below indicate Terminal block Connector NOTES MC U V W CNMC BK WH RD BK RD RD RD WH WH WH U W V OUTDOOR POWER P C BOARD t t t t CNTH2 CNTH1 RT61 RT62 RT68 RT65 1 8 1 2 LED2 LED1 LED3 IC501 CN171 RT64 t 1 3 CN741 1 5 MF 1 7 5 CNF1 CNDC BK BN 1 3 1 3 CNDC IC401 TAB3 TAB4 TAB5 TAB6 IC411 L1 L2 D1 X65A CB3 CB4 CB2 CB1 X52CA X52CB PTC1 PTC2 PTC3 F1 F2 TAB2 TA...

Страница 54: ...54 MXZ 2C20NAHZ OBH702N ...

Страница 55: ...55 MXZ 2C20NAHZ2 OBH702N ...

Страница 56: ...S 1 À propos du câblage électrique de côté intérieur se référer à l unité intérieure câblage schéma électrique pour l entretien 2 Utiliser des conducteurs en cuivre pour le câblage 3 Symbole ci dessous indique Bornier Connecteur SYMBOL CB1 4 D1 F1 F2 F711 HPS H IC401 IC411 IC501 IC801 L1 L2 LED 1 3 LEV A B MC MF PTC1 3 NAME SMOOTHING CAPACITOR DIODE FUSE T6 3AL 250V FUSE T3 15AL 250V HIGH PRESSURE...

Страница 57: ... 1 À propos du câblage électrique de côté intérieur se référer à l unité intérieure câblage schéma électrique pour l entretien 2 Utiliser des conducteurs en cuivre pour le câblage 3 Symbole ci dessous indique Bornier Connecteur SYMBOL CB1 4 D1 F1 F2 F711 HPS H IC401 IC411 IC501 IC801 L1 L2 LED 1 3 LEV A B MC MF PTC1 3 NAME SMOOTHING CAPACITOR DIODE FUSE T6 3AL 250V FUSE T3 15AL 250V HIGH PRESSURE ...

Страница 58: ...58 MXZ 3C24NAHZ MXZ 3C30NAHZ OBH702N ...

Страница 59: ...59 MXZ 3C24NAHZ2 MXZ 3C30NAHZ2 OBH702N ...

Страница 60: ...2 1 1 5 1 3 OG WH RD BU BK HPS M MS 3 MS 3 t NOTES 1 À propos du câblage électrique de côté intérieur se référer à l unité intérieure câblage schéma électrique pour l entretien 2 Utiliser des conducteurs en cuivre pour le câblage 3 Symbole ci dessous indique Bornier Connecteur SYMBOL CB1 4 D1 F1 F2 F711 HPS H IC401 IC411 IC501 IC801 L1 L2 LED 1 3 LEV A C MC MF PTC1 3 NAME SMOOTHING CAPACITOR DIODE...

Страница 61: ... 1 1 5 1 3 OG WH RD BU BK HPS M MS 3 MS 3 t NOTES 1 À propos du câblage électrique de côté intérieur se référer à l unité intérieure câblage schéma électrique pour l entretien 2 Utiliser des conducteurs en cuivre pour le câblage 3 Symbole ci dessous indique Bornier Connecteur SYMBOL CB1 4 D1 F1 F2 F711 HPS H IC401 IC411 IC501 IC801 L1 L2 LED 1 3 LEV A C MC MF PTC1 3 NAME SMOOTHING CAPACITOR DIODE ...

Страница 62: ...Indoor unit B Capillary tube O D 0 14 I D 0 09 19 68 ø3 6 ø2 4 500 Discharge temperature thermistor RT62 Strainer 100 Strainer 100 R V coil OFF ON Refrigerant flow in cooling Refrigerant flow in heating Ambient temperature thermistor RT65 Outdoor heat exchanger temperature thermistor RT68 FAN OUT HEX OUT Service port Service port Strainer 100 4 way valve High pressure switch Capillary tube O D 0 1...

Страница 63: ...er For Indoor unit A Liquid 1 4 Gas 3 8 Indoor unit B Liquid 1 4 Gas 3 8 MAX REFRIGERANT PIPING LENGTH PIPE SIZE SELECTION Piping length each indoor unit a b 82 ft MAX Total piping length a b 164 ft MAX Bending point for each unit 25 MAX Total bending point 50 MAX It is irrelevant which unit is higher Operating Range Indoor intake air temperature Outdoor intake air temperature Cooling Maximum 95 F...

Страница 64: ...rmistor RT62 Defrost temperature thermistor RT61 Indoor unit B Indoor unit A Indoor unit C Service port Strainer 100 Strainer 100 LEVB LEVC Strainer 50 OFF Refrigerant flow in heating ON Refrigerant flow in cooling R V coil Outdoor heat exchanger Compressor Muffler 4 way valve High pressure switch ø1 4 ø3 8 Indoor unit B ø1 2 Indoor unit A Accumulator Indoor unit C ø1 4 LEVA Distributor Stop valve...

Страница 65: ...ion diameter For Indoor unit A Liquid 1 4 Gas 1 2 Indoor unit B Liquid 1 4 Gas 3 8 Indoor unit C Liquid 1 4 Gas 3 8 MAX REFRIGERANT PIPING LENGTH PIPE SIZE SELECTION Piping length each indoor unit a b c 82 ft MAX Total piping length a b c 230 ft MAX Bending point for each unit 25 MAX Total bending point 70 MAX It is irrelevant which unit is higher Operating Range Indoor intake air temperature Outd...

Страница 66: ...or unit C Indoor unit B LEV B LEV C LEV D Outdoor heat exchanger Capillary tube Distributor Strainer 100 Strainer 50 MXZ 4C36NA4 R V coil OFF Refrigerant flow in heating ON Refrigerant flow in cooling Compressor Muffler High pressure switch ø1 4 ø1 4 ø3 8 ø1 2 Accumulator ø1 4 LEV A ø3 8 Strainer 100 Strainer 100 Strainer 100 Strainer 100 Union Union Header Gas Stop valve Header Evaporator ø1 4 ø3...

Страница 67: ...as 1 2 Indoor unit B Liquid 1 4 Gas 3 8 Indoor unit C Liquid 1 4 Gas 3 8 Indoor unit D Liquid 1 4 Gas 3 8 MAX REFRIGERANT PIPING LENGTH PIPE SIZE SELECTION Piping length each indoor unit a b c d 82 ft MAX Total piping length a b c d 230 ft MAX Bending point for each unit 25 MAX Total bending point 70 MAX It is irrelevant which unit is higher Operating Range Indoor intake air temperature Outdoor in...

Страница 68: ...nit C Indoor unit D Indoor unit E Strainer 100 Strainer 100 Strainer 100 Strainer 100 LEV B LEV E LEV D LEV C R V coil OFF Refrigerant flow in heating ON Refrigerant flow in cooling Compressor Oil separator High pressure switch ø1 4 ø1 4 ø3 8 ø1 2 Indoor unit A Accumulator ø1 4 LEV A ø3 8 2 way solenoid valve Sub muffler Distributor Strainer 100 Union Union Header Gas Stop valve Strainer Strainer ...

Страница 69: ...imum 95 FDB 71 FWB 115 FDB Minimum 67 FDB 57 FWB 14 FDB Heating Maximum 80 FDB 67 FWB 75 FDB 65 FWB Minimum 70 FDB 60 FWB 6 FDB 5 FWB MAX REFRIGERANT PIPING LENGTH PIPE SIZE SELECTION Piping length each indoor unit a b c d e 82 ft MAX Total piping length a b c d e 262 ft MAX Bending point for each unit 25 MAX Total bending point 80 MAX It is irrelevant which unit is higher Unit inch Outdoor unit u...

Страница 70: ...eat exchanger Indoor unit A Indoor unit B Indoor unit A Indoor unit B Strainer 100 LEV B Strainer 50 Strainer 50 R V coil OFF Refrigerant flow in heating ON Refrigerant flow in cooling Compressor Oil separator High pressure switch ø Sub muffler 4 way valve 3 8 ø3 8 Accumulator ø1 4 LEV A 2 way solenoid valve Distributor Strainer 100 Union Union Header Gas Stop valve Strainer 100 Header Evaporator ...

Страница 71: ... unit B Liquid 1 4 Gas 3 8 MAX REFRIGERANT PIPING LENGTH PIPE SIZE SELECTION Piping length each indoor unit a b 82 ft MAX Total piping length a b 164 ft MAX Bending point for each unit 25 MAX Total bending point 50 MAX It is irrelevant which unit is higher Operating Range Indoor intake air temperature Outdoor intake air temperature Cooling Maximum 95 FDB 71 FWB 115 FDB Minimum 67 FDB 57 FWB 14 FDB...

Страница 72: ...ner 100 Strainer 100 LEV B LEV C Strainer 50 Strainer 50 R V coil OFF Refrigerant flow in heating ON Refrigerant flow in cooling Compressor Oil separator High pressure switch ø1 4 ø1 2 Accumulator ø1 4 LEV A ø3 8 2 way solenoid valve Distributor Strainer 100 Union Union Header Gas Stop valve Strainer 100 Header Evaporator ø1 4 ø3 8 Compressor shell temperature thermistor RT62 Outdoor heat exchange...

Страница 73: ... 1 4 Gas 3 8 MAX REFRIGERANT PIPING LENGTH PIPE SIZE SELECTION Piping length each indoor unit a b c 82 ft MAX Total piping length a b c 230 ft MAX Bending point for each unit 25 MAX Total bending point 70 MAX It is irrelevant which unit is higher Operating Range Indoor intake air temperature Outdoor intake air temperature Cooling Maximum 95 FDB 71 FWB 115 FDB Minimum 67 FDB 57 FWB 14 FDB Heating M...

Страница 74: ...r unit installation manual about the method for stopping the operation If too much refrigerant has been added to the air conditioner system the pressure may not drop to 0 1 to 0 psi Gauge 0 05 to 0 MPa or the protection function may operate due to the pressure increase in the high pressure refrigerant circuit If this occurs use a refrigerant collecting device to collect all of the refrigerant in t...

Страница 75: ...perature DB F 95 47 95 47 WB F 43 43 Fan speed rpm 650 700 650 700 Airflow CFM 1 342 1 458 1 342 1 458 Model MXZ 3C24NA MXZ 3C24NA2 MXZ 3C24NA3 Indoor type Non Duct 06 06 09 Duct 09 09 09 Item Unit Cooling Heating Cooling Heating Total Capacity Btu h 22 000 25 000 23 600 24 600 SHF Input kW 1 62 1 75 2 10 1 90 Electrical circuit Power supply V phase Hz 208 230 1 60 Input kW 1 554 1 684 1 920 1 780...

Страница 76: ...ake air temperature DB F 95 47 95 47 WB F 43 43 Fan speed rpm 720 750 720 750 Airflow CFM 2 287 2 382 2 287 2 382 Model MXZ 3C24NA4 Indoor type Non Duct 06 06 09 Duct 09 09 09 Item Unit Cooling Heating Cooling Heating Total Capacity Btu h 22 000 25 000 23 600 24 600 SHF Input kW 1 61 1 74 2 10 1 89 Electrical circuit Power supply V phase Hz 208 230 1 60 Input kW 1 554 1 684 1 920 1 780 Comp curren...

Страница 77: ... 95 47 WB F 43 43 Fan speed rpm 650 680 650 680 Airflow CFM 2 133 2 243 2 133 2 243 Model MXZ 4C36NA MXZ 4C36NA2 MXZ 4C36NA3 Indoor type Non Duct 09 09 09 09 Duct 09 09 09 09 Item Unit Cooling Heating Cooling Heating Total Capacity Btu h 35 400 36 000 34 400 34 400 SHF Input kW 3 76 3 02 3 94 3 10 Electrical circuit Power supply V phase Hz 208 230 1 60 Input kW 3 672 2 932 3 700 2 940 Comp current...

Страница 78: ... Fan speed rpm 650 680 650 680 Airflow CFM 2 133 2 243 2 133 2 243 Model MXZ 5C42NA MXZ 5C42NA2 MXZ 5C42NA3 MXZ 5C42NA4 Indoor type Non Duct 06 09 09 09 09 Duct 09 09 09 09 09 Item Unit Cooling Heating Cooling Heating Total Capacity Btu h 40 500 45 000 37 500 41 000 SHF Input kW 4 41 3 58 4 12 3 47 Electrical circuit Power supply V phase Hz 208 230 1 60 Input kW 4 300 3 465 3 870 3 270 Comp curren...

Страница 79: ...B F 95 47 95 47 WB F 43 43 Fan speed rpm 630 730 630 730 Airflow CFM 2 118 2 542 2 118 2 542 Model MXZ 3C24NAHZ MXZ 3C24NAHZ2 MXZ 3C24NAHZ3 MXZ 3C24NAHZ4 Indoor type Non Duct 06 06 09 Duct 09 09 09 Item Unit Cooling Heating Cooling Heating Total Capacity Btu h 22 000 25 000 23 600 24 600 SHF Input kW 1 63 1 73 2 36 1 88 Electrical circuit Power supply V phase Hz 208 230 1 60 Input kW 1 564 1 661 2...

Страница 80: ...2 10 78 9 9 8 96 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 404 321 416 329 Suction pressure PSIG 146 103 131 107 Discharge temperature ºF 146 131 153 128 Condensing temperature ºF 117 101 118 103 Suction temperature ºF 52 35 45 35 Comp shell bottom temp ºF 129 111 135 108 Ref pipe length Total pipe length for multi system ft 25 70 Refr...

Страница 81: ... Indoor Outdoor DB F WB F DB F WB F Cooling A Cooling steady state at rated compressor speed 80 67 95 75 B 2 Cooling steady state at rated compressor speed 80 67 82 65 B 1 Cooling steady state at minimum compressor speed 80 67 82 65 Low ambient cooling steady state at minimum compressor speed 80 67 67 53 5 Intermediate cooling steady state at intermediate compressor speed 80 67 87 69 Heating Stand...

Страница 82: ... FWB 7 Total input W Indoor air wet and dry bulb temperature difference on the left side of the following chart shows the difference between the indoor intake air wet and dry bulb temperature and the indoor outlet air wet and dry bulb temperature for your reference at service How to measure the indoor air wet and dry bulb temperature difference 1 Attach at least 2 sets of wet and dry bulb thermome...

Страница 83: ...5 39 43 47 51 55 59 63 Input correction factors Outdoor intake air Wet bulb temperature F Total input Heating Indoor intake air Dry bulb temperature F Indoor intake air Dry bulb temperature F Indoor air Wet bulb temperature difference F 15 class 06 class 12 class 09 class 6 8 6 2 5 7 5 1 4 6 4 1 3 6 9 6 8 8 8 0 7 2 6 5 5 8 5 1 11 7 10 7 9 7 8 7 7 8 6 9 6 0 11 4 10 5 9 5 8 5 7 6 6 7 5 8 67 64 68 75...

Страница 84: ...6 6 5 Indoor intake air Wet bulb temperature F Indoor intake air Wet bulb temperature F Outdoor intake air Wet bulb temperature F Indoor air Wet bulb temperature difference F 15 class 06 class 12 class 09 class 24 class 18 class Outdoor intake air Wet bulb temperature F 68 79 59 Heating capacity Input correction factors Total input Heating 3 19 43 11 27 35 51 0 9 1 0 1 1 1 2 1 3 59 0 4 0 5 0 6 0 7...

Страница 85: ...Indoor intake air Wet bulb temperature F Outdoor intake air Wet bulb temperature F Indoor air Wet bulb temperature difference F 15 class 06 class 12 class 09 class 24 class 18 class Outdoor intake air Wet bulb temperature F 68 79 59 Heating capacity Input correction factors Total input Heating 3 19 43 11 27 35 51 0 9 1 0 1 1 1 2 1 3 59 0 4 0 5 0 6 0 7 0 8 1 4 7 23 47 15 31 39 55 63 Capacity correc...

Страница 86: ... 1 10 9 9 8 8 7 7 6 6 5 Indoor intake air Wet bulb temperature F Indoor intake air Wet bulb temperature F Outdoor intake air Wet bulb temperature F Indoor air Wet bulb temperature difference F 15 class 06 class 12 class 09 class 24 class 18 class Outdoor intake air Wet bulb temperature F 68 79 59 Heating capacity Input correction factors Total input Heating 14 2 26 6 10 18 34 0 9 1 0 1 1 1 2 1 3 4...

Страница 87: ...ncy 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 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 COOL Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 HEAT Capacity HEAT Total input Frequency Hz Frequency Hz 0 50 100 150 0 5 1...

Страница 88: ...Capacity Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 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 COOL Total input Frequency Hz 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...

Страница 89: ...ty Frequency Hz 0 50 100 150 0 5 1 0 1 5 2 0 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 COOL Total input Frequency Hz 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 1...

Страница 90: ...T CURRENT 1 06 class unit in single operation OUTDOOR UNIT MXZ 2C20NA2 MXZ 2C20NA3 MXZ 2C20NA4 1 COOL operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 40 Hz 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 40...

Страница 91: ... in single operation OUTDOOR UNIT MXZ 2C20NA2 MXZ 2C20NA3 MXZ 2C20NA4 1 COOL operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 40 Hz 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 40 Hz COOL...

Страница 92: ...oor Dry bulb temperature F Indoor Dry bulb temperature F Indoor Dry bulb temperature F Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 40 Hz 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 40 Hz COOL or 48 Hz HEAT 4 ...

Страница 93: ...oor Dry bulb temperature F Indoor Dry bulb temperature F Indoor Dry bulb temperature F Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 40 Hz 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 40 Hz COOL or 48 Hz HEAT 4 ...

Страница 94: ...NA2 MXZ 3C24NA3 MXZ 3C24NA4 MXZ 3C30NA MXZ 3C30NA2 MXZ 3C30NA3 MXZ 3C30NA4 MXZ 4C36NA MXZ 4C36NA2 MXZ 4C36NA3 MXZ 4C36NA4 1 COOL operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 24 Hz 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 ...

Страница 95: ...NA2 MXZ 3C24NA3 MXZ 3C24NA4 MXZ 3C30NA MXZ 3C30NA2 MXZ 3C30NA3 MXZ 3C30NA4 MXZ 4C36NA MXZ 4C36NA2 MXZ 4C36NA3 MXZ 4C36NA4 1 COOL operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 24 Hz 2 HEAT operation Data is based on the condition of outdoor humidity 75 Set air flow to High speed Inverter output frequency is 32 Hz How to work fixed frequ...

Страница 96: ...NA2 MXZ 3C24NA3 MXZ 3C24NA4 MXZ 3C30NA MXZ 3C30NA2 MXZ 3C30NA3 MXZ 3C30NA4 MXZ 4C36NA MXZ 4C36NA2 MXZ 4C36NA3 MXZ 4C36NA4 1 COOL operation 2 HEAT operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 24 Hz Data is based on the condition of outdoor humidity 75 Set air flow to High speed Inverter output frequency is 32 Hz How to work fixed frequ...

Страница 97: ...utdoor unit current A 32 Hz 24 Hz 24 Hz 65 70 75 Indoor Dry bulb temperature F Indoor Dry bulb temperature F Indoor Dry bulb temperature F 2 HEAT operation Data is based on the condition of outdoor humidity 75 Set air flow to High speed Inverter output frequency is 32 Hz Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 24 Hz How to work fixed frequ...

Страница 98: ...NA2 MXZ 3C24NA3 MXZ 3C24NA4 MXZ 3C30NA MXZ 3C30NA2 MXZ 3C30NA3 MXZ 3C30NA4 MXZ 4C36NA MXZ 4C36NA2 MXZ 4C36NA3 MXZ 4C36NA4 1 COOL operation 2 HEAT operation Data is based on the condition of outdoor humidity 75 Set air flow to High speed Inverter output frequency is 32 Hz Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 24 Hz How to work fixed frequ...

Страница 99: ...UNIT MXZ 3C30NA MXZ 3C30NA2 MXZ 3C30NA3 MXZ 3C30NA4 MXZ 4C36NA MXZ 4C36NA2 MXZ 4C36NA3 MXZ 4C36NA4 1 COOL operation 2 HEAT operation Data is based on the condition of outdoor humidity 75 Set air flow to High speed Inverter output frequency is 32 Hz Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 24 Hz How to work fixed frequency operation 1 Set em...

Страница 100: ...5C42NA2 MXZ 2C20NAHZ2 MXZ 3C24NAHZ2 MXZ 3C30NAHZ2 MXZ 5C42NA3 MXZ 2C20NAHZ3 MXZ 3C24NAHZ3 MXZ 3C30NAHZ3 MXZ 5C42NA4 MXZ 2C20NAHZ4 MXZ 3C24NAHZ4 MXZ 3C30NAHZ4 1 COOL operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 18 Hz 2 HEAT operation How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is located on i...

Страница 101: ...5C42NA2 MXZ 2C20NAHZ2 MXZ 3C24NAHZ2 MXZ 3C30NAHZ2 MXZ 5C42NA3 MXZ 2C20NAHZ3 MXZ 3C24NAHZ3 MXZ 3C30NAHZ3 MXZ 5C42NA4 MXZ 2C20NAHZ4 MXZ 3C24NAHZ4 MXZ 3C30NAHZ4 1 COOL operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 18 Hz 2 HEAT operation How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is located on i...

Страница 102: ...0NAHZ MXZ 2C20NAHZ2 MXZ 2C20NAHZ3 MXZ 2C20NAHZ4 MXZ 3C24NAHZ MXZ 3C24NAHZ2 MXZ 3C24NAHZ3 MXZ 3C24NAHZ4 MXZ 3C30NAHZ MXZ 3C30NAHZ2 MXZ 3C30NAHZ3 MXZ 3C30NAHZ4 1 COOL operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 18 Hz 2 HEAT operation How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is located on i...

Страница 103: ...C20NAHZ MXZ 2C20NAHZ2 MXZ 2C20NAHZ3 MXZ 2C20NAHZ4 MXZ 3C24NAHZ MXZ 3C24NAHZ2 MXZ 3C24NAHZ3 MXZ 3C24NAHZ4 MXZ 3C30NAHZ MXZ 3C30NAHZ2 MXZ 3C30NAHZ3 MXZ 3C30NAHZ4 1 COOL operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 18 Hz 2 HEAT operation How to work fixed frequency operation 1 Set emergency switch to COOL or HEAT The switch is located on...

Страница 104: ...XZ 5C42NA3 MXZ 5C42NA4 MXZ 3C24NAHZ MXZ 3C24NAHZ2 MXZ 3C24NAHZ3 MXZ 3C24NAHZ4 MXZ 3C30NAHZ MXZ 3C30NAHZ2 MXZ 3C30NAHZ3 MXZ 3C30NAHZ4 1 COOL operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 18 Hz 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 emerge...

Страница 105: ...UNIT MXZ 5C42NA MXZ 5C42NA2 MXZ 5C42NA3 MXZ 5C42NA4 MXZ 3C30NAHZ MXZ 3C30NAHZ2 MXZ 3C30NAHZ3 MXZ 3C30NAHZ4 1 COOL operation Data is based on the condition of indoor humidity 50 Air flow speed High Inverter output frequency 18 Hz 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 Co...

Страница 106: ...42NA MXZ 2C20NAHZ MXZ 3C24NAHZ MXZ 3C30NAHZ MXZ 5C42NA2 MXZ 2C20NAHZ2 MXZ 3C24NAHZ2 MXZ 3C30NAHZ2 MXZ 5C42NA3 MXZ 2C20NAHZ3 MXZ 3C24NAHZ3 MXZ 3C30NAHZ3 MXZ 5C42NA4 MXZ 2C20NAHZ4 MXZ 3C24NAHZ4 MXZ 3C30NAHZ4 MXZ 2C20NAHZ MXZ 3C24NAHZ MXZ 3C30NAHZ MXZ 2C20NAHZ2 MXZ 3C24NAHZ2 MXZ 3C30NAHZ2 MXZ 2C20NAHZ3 MXZ 3C24NAHZ3 MXZ 3C30NAHZ3 MXZ 2C20NAHZ4 MXZ 3C24NAHZ4 MXZ 3C30NAHZ4 Discharge temperature thermis...

Страница 107: ...y for the air conditioner before making the setting Set the 4 of SW2 on the outdoor control P C board to ON to deactivate pre heat control function Turn ON the power supply for the air conditioner NOTE Pre heat control will be turned OFF when the breaker is turned OFF MXZ 3C24NA MXZ 3C30NA MXZ 4C36NA MXZ 5C42NA MXZ 2C20NA2 MXZ 3C24NA2 MXZ 3C30NA2 MXZ 4C36NA2 MXZ 5C42NA2 MXZ 2C20NA3 MXZ 3C24NA3 MXZ...

Страница 108: ...n 3 Check that the wiring between indoor and outdoor unit is correct If the wiring is not correct this function does not work 4 Turn ON the power supply 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 ...

Страница 109: ...tting referring to the table below SW2 on the outdoor control P C board SW2 MXZ 3C24NA MXZ 3C30NA MXZ 4C36NA MXZ 5C42NA MXZ 2C20NA2 MXZ 3C24NA2 MXZ 3C30NA2 MXZ 4C36NA2 MXZ 2C20NAHZ MXZ 3C24NAHZ MXZ 3C30NAHZ MXZ 2C20NAHZ2 MXZ 3C24NAHZ2 MXZ 3C30NAHZ2 MXZ 3C24NA3 MXZ 3C30NA3 MXZ 4C36NA3 MXZ 5C42NA3 MXZ 2C20NA3 MXZ 2C20NAHZ3 MXZ 3C24NAHZ3 MXZ 3C30NAHZ3 MXZ 3C24NA4 MXZ 3C30NA4 MXZ 4C36NA4 MXZ 5C42NA4 M...

Страница 110: ...et the top panel and the outdoor con trol P C board 3 When removing the electrical parts be careful of the residual voltage of smoothing capacitor 4 When removing the electronic control P C board hold the edge of the board with care NOT to apply stress on the components 5 When connecting or disconnecting the connectors hold the connector housing DO NOT pull the lead wires 12 2 FAILURE MODE RECALL ...

Страница 111: ...t is abnormal Check the blinking pattern and identify the abnormal point by referring to the table of outdoor unit failure mode recall function 12 2 3 Make sure to check at least 2 consecutive blinking cycles 2 Repair the failure parts The outdoor unit is normal Release the failure mode recall function 3 NOTE 1 Make sure to release the failure mode recall function after it is set up otherwise the ...

Страница 112: ...op valve 5 time blink Discharge temperature Lit Lit The discharge temperature exceeds 239 F MXZ 2C20NA2 MXZ 2C20NA3 MXZ 2C20NA4 222 8 F MXZ 3C24 3C30 4C36NA MXZ 3C24 3C30 4C36NA2 MXZ 3C24 3C30 4C36NA3 MXZ 3C24 3C30 4C36NA4 240 8 F MXZ 2C20 3C24 3C30NAHZ MXZ 5C42NA MXZ 2C20 3C24 3C30NAHZ2 MXZ 5C42NA2 MXZ 2C20 3C24 3C30NAHZ3 MXZ 5C42NA3 MXZ 2C20 3C24 3C30NAHZ4 MXZ 5C42NA4 during operation Compressor...

Страница 113: ...an 10 seconds Check the connecting wire between outdoor control P C board and out door power P C board The communication between boards protec tion cut out operates 2 consecutive times Current sensor Lit 7 times A short or open circuit is detected in the cur rent sensor during compressor operating Current sensor protection cut out operates 2 consecutive times Zero cross detecting circuit 5 times N...

Страница 114: ...erating indoor unit gets warm Refer to 12 6 Check of LEV When heating room does not get warm Refer to 12 6 How to check inverter compressor Check mis piping shortage of capacity When cooling dew drops in the non operating indoor unit Check of miss piping Refer to 12 4 TROUBLESHOOTING CHECK TABLE Both LED1 and LED2 are OFF Both LED1 and LED2 are lighting LED1 or LED2 has blinked 12 3 INSTRUCTION OF...

Страница 115: ...n trol P C board and outdoor power P C board M NET communication error M NET adapter P C board detects an abnormality in the communication error Check the connecting wire between M NET adapter P C board and outdoor control P C board or terminal bed 10 Lit 12 times Zero cross detecting circuit Outdoor power P C board The protection cut out of the zero cross detecting circuit operates 10 consecutive...

Страница 116: ... unit operates Once Lit Primary current protection The input current exceeds 15 0 A MXZ 2C20NA2 MXZ 2C20NA3 MXZ 2C20NA4 18 4 A MXZ 3C24 3C30 4C36NA MXZ 3C24 3C30 4C36NA2 MXZ 3C24 3C30 4C36NA3 MXZ 3C24 3C30 4C36NA4 26 8 A MXZ 2C20 3C24 3C30NAHZ MXZ 5C42NA MXZ 2C20 3C24 3C30NAHZ2 MXZ 5C42NA2 MXZ 2C20 3C24 3C30NAHZ3 MXZ 5C42NA3 MXZ 2C20 3C24 3C30NAHZ4 MXZ 5C42NA4 These symptoms do not mean any abnorm...

Страница 117: ...C42NA MXZ 2C20 3C24 3C30NAHZ2 MXZ 5C42NA2 MXZ 2C20 3C24 3C30NAHZ3 MXZ 5C42NA3 MXZ 2C20 3C24 3C30NAHZ4 MXZ 5C42NA4 36 8 times Lit Cooling evaporating temperature protection During cooling operation the temperature of indoor heat exchanger becomes 44 6 F 51 8 F or less within 1 hour after the compressor starts running or it becomes 48 2 F 62 6 F or less later than that It depends on the indoor unit ...

Страница 118: ...A4 0 63 kΩ 0 78 kΩ 0 83 Ω 1 03 Ω Measure the resistance between terminals using a multimeter Winding temperature 14 F 104 F Normal Each phase MXZ 5C42NA MXZ 2C20NAHZ MXZ 3C24NAHZ MXZ 3C30NAHZ MXZ 5C42NA2 MXZ 2C20NAHZ2 MXZ 3C24NAHZ2 MXZ 3C30NAHZ2 MXZ 5C42NA3 MXZ 2C20NAHZ3 MXZ 3C24NAHZ3 MXZ 3C30NAHZ3 MXZ 5C42NA4 MXZ 2C20NAHZ4 MXZ 3C24NAHZ4 MXZ 3C30NAHZ4 0 77 Ω 0 95 Ω Outdoor fan motor Refer to 12 6 ...

Страница 119: ...se 696 7 15 PSIG Open Defrost heater Measure the resistance using a multimeter Part temperature 14 F 104 F Normal MXZ 2C20NAHZ MXZ 3C24NAHZ MXZ 3C30NAHZ MXZ 2C20NAHZ2 MXZ 3C24NAHZ2 MXZ 3C30NAHZ2 MXZ 2C20NAHZ3 MXZ 3C24NAHZ3 MXZ 3C30NAHZ3 MXZ 2C20NAHZ4 MXZ 3C24NAHZ4 MXZ 3C30NAHZ4 0 35 kΩ 0 50 kΩ OBH702N ...

Страница 120: ...ect the reactor Is the resistance of reactor normal 1 Replace the reactor Replace the outdoor control P C board 1 MXZ 3C24NA MXZ 3C30NA MXZ 4C36NA MXZ 2C20NA2 MXZ 3C24NA2 MXZ 3C30NA2 MXZ 4C36NA2 MXZ 2C20NA3 MXZ 3C24NA3 MXZ 3C30NA3 MXZ 4C36NA3 MXZ 2C20NA4 MXZ 3C24NA4 MXZ 3C30NA4 MXZ 4C36NA4 Measuring points Resistance pin 1 pin 2 1 Ω or less pin 3 pin 4 1 Ω or less MXZ 5C42NA MXZ 5C42NA2 MXZ 5C42NA...

Страница 121: ...age 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 minutes later Yes No Turn OFF inverter controlled lighting equipment Turn OFF the power supply and then turn...

Страница 122: ...control P C board Replace the R V coil Is there voltage 208 230 V AC between the pin1 and pin3 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 208 230 V AC between pin1 and pin2 at co...

Страница 123: ...lick click sound heard Or do you feel vibration of LEV coil with your hand Disconnect the connectors MXZ 2C CN791 LEV A CN792 LEV B CN797 LEV R MXZ 2C20NA2 MXZ 2C20NA3 MXZ 2C20NA4 MXZ 3C 4C 5C CN791 LEV A CN792 LEV B CN793 LEV C CN794 LEV D MXZ 4C 5C CN795 LEV E MXZ 5C Is there normal resistance to LEV coil Refer to 12 5 Normal Replace the outdoor control P C board Replace LEV coil CN791 CN792 CN7...

Страница 124: ...ding resistance between the compressor terminals Is the resistance between each terminal normal Refer to 12 5 Is the input voltage to the outdoor control P C board 370 V DC 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 outdoor fan ...

Страница 125: ...r is normal or not Refer to 12 7 Does the unit operate 10 minutes or more without showing thermistor abnormality Normal Replace the outdoor control P C board or the outdoor power P C board Reconnect the connector in the following table and disconnect the lead wire leading to the compressor 3 minutes after turning ON the power supply start EMERGENCY OPERATION MXZ 3C24 3C30 4C36NA MXZ 3C24 3C30 4C36...

Страница 126: ...ble Does the voltage between pin7 and pin4 of connector CNF1 repeat 0V and 5V Replace the outdoor fan motor Does the fan motor operate for about 5 seconds Replace the outdoor fan motor Replace the outdoor fan motor Start operation Replace the outdoor control P C board Replace the outdoor control P C board Resistance 60 kΩ 160 kΩ Measuring points pin1 pin4 pin5 pin4 pin6 pin4 pin7 pin4 Resistance 4...

Страница 127: ...tion lamp on the outdoor control P C board Replace the outdoor power P C board Blink 9 times Replace the outdoor control P C board Turn OFF power supply before removing P C board Confirm LED1 indication lamp on the outdoor control P C board Turn ON power supply Start operation Lighting Replace the outdoor control P C board Blink 9 times Replace the outdoor power P C board Confirm LED1 indication l...

Страница 128: ...erature thermistor RT62 Outdoor heat exchanger temperature thermistor RT68 CNTH1 CNTH2 Ambient temperature thermistor RT65 SW1 LED3 LEV 12 V DC pulse wave LED2 LED1 SW2 SW871 CN712 R V coil 208 230 V AC Output CN713 Valve coil 208 230 V AC Output CN714 Base heater 208 230 V AC Output CNAC to outdoor power P C board 208 230 V AC Input F711 FUSE T3 15AL250V CN611 Serial signal 12 24 V CN621 CN791 LE...

Страница 129: ...ate instruction Voltage between pins of C930 0 V DC when stopped 1 8 6 5 V DC when operated Same as CNF1 Discharge temperature thermistor RT62 Outdoor heat exchanger temperature thermistor RT68 CNTH1 CNTH2 Ambient temperature thermistor RT65 SW1 LED3 LED2 LED1 SW2 SW871 CNAC to outdoor power P C board 208 230 V AC Input F711 FUSE T3 15AL250V CN741 Signal translation To Communication adaptor board ...

Страница 130: ...Voltage between right pins of PC931 pin 3 and pin 4 Same as CNF1 VSP Rotate instruction Voltage between pins of C930 0 V DC when stopped 1 8 6 5 V DC when operated Correspond to CNF1 CN741 Signal translation To Communication adaptor board CN791 LEV Room A CN792 LEV Room B CN794 LEV Room D CN793 LEV Room C MXZ 3C24NA MXZ 3C30NA MXZ 4C36NA 0 10 20 30 40 50 60 70 80 90 100 110 120 32 50 68 86 104 122...

Страница 131: ...o fan motor VFG Rotate signal Voltage between right pins of PC931 pin 3 and pin 4 Same as CNF1 VSP Rotate instruction Voltage between pins of C930 0 V DC when stopped 1 8 6 5 V DC when operated Correspond to CNF1 CN741 Signal translation To Communication adaptor board MXZ 3C24NA2 MXZ 3C30NA2 MXZ 4C36NA2 MXZ 3C24NA3 MXZ 3C30NA3 MXZ 4C36NA3 0 10 20 30 40 50 60 70 80 90 100 110 120 32 50 68 86 104 12...

Страница 132: ... DC 15 V DC CNF1 To fan motor VFG Rotate signal Voltage between right pins of PC931 pin 3 and pin 4 Same as CNF1 VSP Rotate instruction Voltage between pins of C930 0 V DC when stopped 1 8 6 5 V DC when operated Correspond to CNF1 CN741 Signal translation To Communication adaptor board MXZ 3C24NA4 MXZ 3C30NA4 MXZ 4C36NA4 0 10 20 30 40 50 60 70 80 90 100 110 120 32 50 68 86 104 122 140 158 176 194 ...

Страница 133: ...us bar voltage 290 370 V DC 15 V DC CNF1 To fan motor VFG Rotate signal Voltage between right pins of PC931 pin 3 and pin 4 Same as CNF1 VSP Rotate instruction Voltage between pins of C930 0 V DC when stopped 1 8 6 5 V DC when operated Correspond to CNF1 CN741 Signal translation To Communication adaptor board MXZ 5C42NA MXZ 2C20NAHZ MXZ 3C24NAHZ MXZ 3C30NAHZ 0 10 20 30 40 50 60 70 80 90 100 110 12...

Страница 134: ... Discharge temperature thermistor RT62 Outdoor heat exchanger temperature thermistor RT68 CNTH1 CNTH2 Ambient temperature thermistor RT65 SW1 LED3 LEV 12 V DC pulse wave LED2 LED1 SW2 SW871 CN712 R V coil 208 230 V AC Output CN713 Valve coil 208 230 V AC Output CN714 Base heater 208 230 V AC Output CNAC to outdoor power P C board 208 230 V AC Input F711 FUSE T3 15AL250V CN611 Serial signal 12 24 V...

Страница 135: ...ermistor RT62 Outdoor heat exchanger temperature thermistor RT68 CNTH1 CNTH2 Ambient temperature thermistor RT65 SW1 LED3 LEV 12 V DC pulse wave LED2 LED1 SW2 SW871 SW872 CN712 R V coil 208 230 V AC Output CN713 Valve coil 208 230 V AC Output CNAC to outdoor power P C board 208 230 V AC Input F711 FUSE T3 15AL250V CN611 Serial signal 12 24 V CN621 CN791 LEV Room A C N792 LEV Room B CN794 LEV Room ...

Страница 136: ...earth CN152 Signal Transmission From Outdoor Control P C board 5 V DC pulse wave CN171 Fin temperature thermistor RT64 CN151 Signal transmission To Outdoor control P C board 5 V DC pulse wave 15 V 15 V MXZ 2C20NA2 MXZ 2C20NA3 MXZ 2C20NA4 200 180 160 140 120 100 80 60 40 20 0 Resistance kΩ Temperature F C Fin temperature thermistor RT64 Thermistor R50 17 kΩ 2 B constant 4150 3 Rt 17exp 4150 t ºC ºF...

Страница 137: ...om Outdoor Control P C board 5 V DC pulse wave CN171 Fin temperature thermistor RT64 CN151 Signal transmission To Outdoor control P C board 5 V DC pulse wave 15 V 15 V 200 180 160 140 120 100 80 60 40 20 0 Resistance kΩ Temperature F C Fin temperature thermistor RT64 Thermistor R50 17 kΩ 2 B constant 4150 3 Rt 17exp 4150 t ºC ºF 32 1 8 273 t 1 323 1 32 50 68 86 104 122 140 158 176 0 10 20 30 40 50...

Страница 138: ...RT64 CN151 Signal transmission To Outdoor control P C board 5 V DC pulse wave 15 V 15 V CNDC Bus bar voltage 290 370 V DC Connect to earth Connect to earth F2 FUSE 10A 250V F1 FUSE 10A 250V 208 230 V AC Input 200 180 160 140 120 100 80 60 40 20 0 Resistance kΩ Temperature F C Fin temperature thermistor RT64 Thermistor R50 17 kΩ 2 B constant 4150 3 Rt 17exp 4150 t ºC ºF 32 1 8 273 t 1 323 1 32 50 6...

Страница 139: ...SE T6 3AL250V F1 FUSE T6 3AL250V Connect to reactor White line CN151 Signal transmission To Outdoor control P C board 5 V DC pulse wave 15 V 15 V 18 V 200 180 160 140 120 100 80 60 40 20 0 Resistance kΩ Temperature F C Fin temperature thermistor RT64 Thermistor R50 17 kΩ 2 B constant 4150 3 Rt 17exp 4150 t ºC ºF 32 1 8 273 t 1 323 1 32 50 68 86 104 122 140 158 176 0 10 20 30 40 50 60 70 80 MXZ 5C4...

Страница 140: ...ct to reactor Red line F2 FUSE 10A 250V F1 FUSE 10A 250V Connect to reactor White line CN151 Signal transmission To Outdoor control P C board 5 V DC pulse wave 15 V 15 V 18 V 200 180 160 140 120 100 80 60 40 20 0 Resistance kΩ Temperature F C Fin temperature thermistor RT64 Thermistor R50 17 kΩ 2 B constant 4150 3 Rt 17exp 4150 t ºC ºF 32 1 8 273 t 1 323 1 32 50 68 86 104 122 140 158 176 0 10 20 3...

Страница 141: ...Screws of the cabinet Screws of the cabinet Screws of the sub panel Photo 3 Screw of the rear guard Screws of the back panel Screws of the back panel Screws of the back panel Indicates the visible parts in the photos figures Indicates the invisible parts in the photos figures Detaching method of the terminal with locking mechanism The terminal which has the locking mechanism can be detached as sho...

Страница 142: ...ssembly 7 Remove all the screws of outdoor control P C board holder and remove the outdoor control P C board holder 8 Remove all the screws of the reactor and remove the reactor 9 Remove all the screws of the reactor bed and remove the reactor bed 10 Remove all the screws of the heat sink support and remove the heat sink support 11 Remove all the screws fixing the outdoor power P C board 12 Discon...

Страница 143: ... gas from the refrigerant circuit NOTE Recover gas from the pipes until the pressure gauge shows 0 kg cm2 0 MPa 5 Disconnect the outdoor control P C board connectors CNF1 CNTH1 CNTH2 CN63H CN791 CN792 CN797 CN712 6 Disconnect the compressor lead wire from the terminal of the compressor U V W 7 Remove all the screws of the electrical box assembly and remove the electrical box assembly Photo 4 8 Rem...

Страница 144: ... Before using the service port High pressure side 1 Remove the service panel Photo 1 2 Disconnect the power supply cord and indoor outdoor connecting wires 3 Remove the top panel the cabinet and the back panel Photo 1 2 3 4 Disconnect all the connectors and the lead wires on the outdoor control P C board 5 Remove all the screws of outdoor control P C board holder and remove the outdoor control P C...

Страница 145: ...anel 6 Remove all the screws fixing the back panel and remove the back panel 145 Photo 1 Photo 3 Screws of the service panel Service panel Screws of the front panel Catch of the front panel Catch of the front panel Screws of the top panel Screws of the front panel Screws of the top panel Screws of the back panel Photo 2 13 2 MXZ 3C24NA MXZ 3C30NA MXZ 4C36NA MXZ 3C24NA2 MXZ 3C30NA2 MXZ 4C36NA2 MXZ ...

Страница 146: ...l P C board holder 10 Disengage all the catches of the outdoor control P C board holder and remove the outdoor control P C board Photo 6 11 Disconnect all the lead wires from the reactor Photo 7 12 Remove all the screws fixing the reactor and remove the reactor Photo 7 13 Remove all the lead wires from the clamps on the separa tor Photo 8 146 Photo 4 Lead wire of CNDC NOTE These lead wires are hoo...

Страница 147: ...oor power P C board Photo 11 NOTE When reassembling pass the lead wire of the CN171 thorough the notch and behind the lead wire of the compressor Photo 12 18 Remove all the screws of the heatsink fixing parts and remove the heatsink fixing parts Photo 13 NOTE Some units have only 1 heatsink fixing part 19 Remove the heatsink 147 Photo 11 NA NA2 NA3 NA4 Photo 10 Photo 9 Screws of the power P C boar...

Страница 148: ...ires 3 Disconnect the connector of CNF1 on the outdoor control P C board 4 Remove the propeller fan 5 Remove the fan motor NOTE The propeller fan nut is a reverse thread 148 NA NA2 NA3 NA4 Photo 12 Photo 13 Lead wire of CN171 Lead wire of compressor Notch Screws of fixing parts of the heat sink Photo 14 Propeller fan Screws of the outdoor fan motor Lead wire of CN171 Lead wires of compressor Notch...

Страница 149: ...r and remove the separator 9 Remove the sound proof felt 10 Detach all the brazed parts of the compressor suction and discharge pipes Photo 17 11 Remove all the compressor nuts and remove the compres sor Photo 17 12 Detach all the brazed parts of 4 way valve and pipes 5 Removing the expansion valve NOTE Gas recovery is not required if the unit is pumped down 1 Remove the top panel and the service ...

Страница 150: ...he screws fixing the back panel and remove the back panel 150 Photo 1 Screws of the service panel Screws of the front panel Screws of the top panel Screws of the top panel Screws of the back panel Photo 2 Photo 3 Screws of the front panel Screw of the back panel 13 3 MXZ 5C42NA MXZ 2C20NAHZ MXZ 3C24NAHZ MXZ 3C30NAHZ MXZ 5C42NA2 MXZ 2C20NAHZ2 MXZ 3C24NAHZ2 MXZ 3C30NAHZ2 MXZ 5C42NA3 MXZ 2C20NAHZ3 MX...

Страница 151: ...pport and remove the TB support 7 Remove all the screws fixing the control box separator and remove the control box separator 8 Disconnect the lead wire of the outdoor power P C board 9 Remove all the screws fixing the outdoor power P C board and remove the outdoor power P C board with the outdoor P C board holder 10 Remove all the screws fixing the control box F and remove the control box F 11 Re...

Страница 152: ...N712 CN713 CN714 MXZ C NAHZ MXZ C NAHZ2 MXZ C NAHZ3 MXZ C NAHZ4 CN791 CN792 CN793 MXZ 5C42NA MXZ 3C24 30NAHZ MXZ 5C42NA2 MXZ 3C24 30NAHZ2 MXZ 5C42NA3 MXZ 3C24 30NAHZ3 MXZ 5C42NA4 MXZ 3C24 30NAHZ4 CN794 CN795 MXZ 5C42NA MXZ 5C42NA2 MXZ 5C42NA3 MXZ 5C42NA4 7 Remove all the screws fixing the electrical parts and remove the electrical parts Photo 4 8 Remove the propeller fan 9 Remove all the screws fi...

Страница 153: ...ve the top panel and the service panel Refer to section 1 2 Disconnect the power supply cord and indoor outdoor connecting wires 3 Remove all the LEV coils 4 Detach all the brazed parts of the expansion valves and pipes 153 Photo 11 Suction pipe brazed part Compressor nuts LEV coils Expansion valves Discharge pipe brazed part OBH702N ...

Страница 154: ...REVISED EDITION H Issued Oct 2018 No OBH702 REVISED EDITION G Issued Apr 2017 No OBH702 REVISED EDITION F Issued Dec 2016 No OBH702 REVISED EDITION E Issued Jul 2016 No OBH702 REVISED EDITION D Issued Mar 2016 No OBH702 REVISED EDITION C Issued Feb 2016 No OBH702 REVISED EDITION B Issued Oct 2014 No OBH702 REVISED EDITION A Published Sep 2014 No OBH702 Made in Japan Specifications are subject to c...

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Mitsubishi Electric MXZ-2C20NA2, Руководство по обслуживанию

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