Lennox LNINVE052 Manuale utente

Service Manual

Model: LNINVE052/LNINVC052

LNINVE063/LNINVC063

LNINVE070/LNINVC070

LNINVE080/LNINVC080

(Refrigerant R410A)

Service Manual

Table of Contents

Part Ⅰ: Technical Information ......................................................................... 1

1. Summary ........................................................................................................................ 1

2. Specications ............................................................................................................ 2

2.1 Specication Sheet ............................................................................................................. 2

2.2 Operation Characteristic Curve .......................................................................................... 8

2.3 Capacity Variation Ratio According to Temperature ........................................................... 8

2.4 Cooling and Heating Data Sheet in Rated Frequency ....................................................... 9

2.5 Noise Curve ...................................................................................................................... 10

3. Outline Dimension Diagram .........................................................................11

3.1 Indoor Unit .........................................................................................................................11

3.2 Outdoor Unit ..................................................................................................................... 12

4. Refrigerant System Diagram ...................................................................... 13

5. Electrical Part........................................................................................................... 14

5.1 Wiring Diagram ................................................................................................................. 14

5.2 PCB Printed Diagram ....................................................................................................... 17

6. Function and Control ........................................................................................ 20

6.1 Remote Controller Introduction ....................................................................................... 20

6.2 Brief Description of Modes and Functions ........................................................................ 24

Part Ⅱ: Installation and Maintenance ................................................... 41

7. Notes for Installation and Maintenance ............................................ 41

8. Installation .................................................................................................................. 43

8.1 Installation Dimension Diagram ........................................................................................ 43

8.2 Installation Parts-checking .............................................................................................. 45

8.3 Selection of Installation Location ...................................................................................... 45

8.4 Requirements Forelectric Connection .............................................................................. 45

8.5 Installation of Indoor Unit .................................................................................................. 45

8.6 Installation of Outdoor Unit ............................................................................................... 48

8.7 Vacuum Pumping and Leak Detection ............................................................................. 49

8.8 Check after Installation and Test Operation ..................................................................... 49

Service Manual

9. Maintenance .................................................................................................................50

9.1 Precautions before Maintenance .........................................................................................50

9.2 Error Code List ....................................................................................................................51

9.3 Troubleshooting for Main Malfunction .................................................................................62

9.4 Troubleshooting for Normal Malfunction ..............................................................................75

10. Exploded View and Parts’ List ..................................................................77

10.1 Indoor Unit .........................................................................................................................77

10.2 Outdoor Unit ......................................................................................................................83

11. Removal Procedure ............................................................................................ 87

11.1 Removal Procedure of Indoor Unit ....................................................................................87

11.2 Removal Procedure of Outdoor Unit .................................................................................97

Appendix: ...........................................................................................................................109

Appendix 1: Reference Sheet of Celsius and Fahrenheit .......................................................109

Appendix 2: Conguration of Connection Pipe ........................................................................109

Appendix 3: Pipe Expanding Method ...................................................................................... 110

Appendix 4: List of Resistance for Ambient Temperature Sensor ............................................111

Technical Information

Service Manual

1. Summary

Part Ⅰ: Technical Information

Indoor Unit:

Outdoor Unit:

LNINVE052

LNINVE063

LNINVE070

LNINVE080

LNINVC052

LNINVC063

LNINVC070

LNINVC080

YB1FA(XFAN)

Remote Controller:

2Technical Information

Service Manual

2. Specications

2.1 Specication Sheet

Model LNINVE052/LNINVC052 LNINVE063/LNINVC063

Product Code CB162007700_K96357 CB162007800_K96357

Power

Supply

Rated Voltage V~ 220-240 220-240

Rated Frequency Hz 50 50

Phases 1 1

Power Supply Mode Outdoor Outdoor

Cooling Capacity W 5200 6300

Heating Capacity W 5850 6300

Cooling Power Input W 1590 1930

Heating Power Input W 1790 1930

Cooling Power Current A 7.05 8.56

Heating Power Current A 7.94 8.56

Rated Input W 2650 2700

Rated Current A 11.76 11.98

Air Flow Volume(SH/H/M/L/SL) m3/h 850/780/650/550/- 950/800/700/550/-

Dehumidifying Volume L/h 1.8 2.5

EER W/W 3.27 3.26

COP W/W 3.27 3.26

SEER W/W / /

HSPF W/W / /

Application Area m223-34 32-50

Indoor

Unit

Model of indoor unit LNINVE052 LNINVE063

Fan Type Cross-ow Cross-ow

Diameter Length(DXL) mm Φ98X710 Φ98X765

Fan Motor Cooling Speed (SH/H/M/L/SL) r/min 1260/1050/920/730/- 1260/1100/950/750/-

Fan Motor Heating Speed (SH/H/M/L/SL) r/min 1320/1200/1100/1000/- 1320/1200/1100/950/-

Output of Fan Motor W 20 35

Fan Motor RLA A 0.29 0.31

Fan Motor Capacitor μF 1.5 2.5

Input of Heater W / /

Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube

Pipe Diameter mm Φ7 Φ7

Row-n Gap mm 2-1.4 2-1.5

Coil Length (LXDXW) mm 715X25.4X304.8 765X25.4X342.9

Swing Motor Model MP28VB MP35XX

Output of Swing Motor W 2 2.5

Fuse A 3.15 3.15

Sound Pressure Level (H) dB (A) 44 45

Sound Power Level (H) dB (A) 54 55

Dimension (WXHXD) mm 940X298X200 1007X315X219

Dimension of Carton Box (LXWXH) mm 1010X285X380 1073X395X313

Dimension of Package (LXWXH) mm 1013X288X395 1076X398X328

Net Weight kg 13 16

Gross Weight kg 17 21

Technical Information

Service Manual

The above data is subject to change without notice; please refer to the nameplate of the unit.

Outdoor Unit

Model of Outdoor Unit LNINVC052 LNINVC063

Compressor Manufacturer/Trademark

MISUBISHI ELECTRIC/MITSUBISHI

ELECTRIC(GUANGZHOU)

COMPRESSOR CO., LTD

MISUBISHI ELECTRIC/MITSUBISHI

ELECTRIC(GUANGZHOU)

COMPRESSOR CO., LTD

Compressor Model SNB130FGYMC SNB130FGYMC-L1

Compressor Oil FV50S FV50S

Compressor Type Rotary Rotary

L.R.A. A 27 27

Compressor RLA A 8.4 8.4

Compressor Power Input W 1245±5% 1245±5%

Overload Protector INTILL-6578 1NT11L-6578

Throttling Method Capillary Capillary

Operation temp OC 16~30 16~30

Ambient temp (Cooling) OC 18~43 18~43

Ambient temp (Heating) OC -7~24 -7~24

Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube

Pipe Diameter mm Φ9.52 Φ9.52

Rows-n Gap mm 1-1.4 2-1.4

Coil Length (LXWXD) mm 853X22X660 847X44X660

Fan Motor Speed rpm 700 780

Output of Fan Motor W 60 60

Fan Motor RLA A 0.28 0.28

Fan Motor Capacitor μF / /

Air Flow Volume of Outdoor Unit m3/h 3200 3200

Fan Type Axial-ow Axial-ow

Fan Diameter mm Φ520 Φ520

Defrosting Method Automatic Defrosting Automatic Defrosting

Climate Type T1 T1

Isolation I I

Moisture Protection IP24 IP24

Permissible Excessive Operating

Pressure for the Discharge Side MPa 4.3 4.3

Permissible Excessive Operating

Pressure for the Suction Side MPa 2.5 2.5

Sound Pressure Level (H) dB (A) 54 56

Sound Power Level (H) dB (A) 64 66

Dimension (WXHXD) mm 955X700X396 955X700X396

Dimension of Carton Box (LXWXH) mm 1026X455X735 1026X455X735

Dimension of Package (LXWXH) mm 1029X458X750 1029X458X750

Net Weight kg 44 50

Gross Weight kg 49 55

Refrigerant R410A R410A

Refrigerant Charge kg 1.2 1.9

Connection

Pipe

Length m 7.5 7.5

Gas Additional Charge g/m 20 50

Outer Diameter Liquid Pipe mm Φ6 Φ6

Outer Diameter Gas Pipe mm Φ12 Φ16

Max Distance Height m 10 10

Max Distance Length m 25 25

Note: The connection pipe applies metric diameter.

4Technical Information

Service Manual

Model LNINVE070/LNINVC070

Product Code CB162003700_K96357

Power Supply

Rated Voltage V~ 220-240

Rated Frequency Hz 50

Phases 1

Power Supply Mode Outdoor

Cooling Capacity W 7200

Heating Capacity W 8000

Cooling Power Input W 2250

Heating Power Input W 2460

Cooling Power Current A 10.08

Heating Power Current A 10.76

Rated Input W 3600

Rated Current A 16.14

Air Flow Volume(SH/H/M/L/SL) m3/h 1350/1200/1100/900/-

Dehumidifying Volume L/h 2.5

EER W/W 3.20

COP W/W 3.25

SEER W/W /

HSPF W/W /

Application Area m227-42

Indoor Unit

Model of indoor unit LNINVE070

Fan Type Cross-ow

Diameter Length(DXL) mm Φ106X890

Fan Motor Cooling Speed (SH/H/M/L/SL) r/min 1320/1150/1020/920/-

Fan Motor Heating Speed (SH/H/M/L/SL) r/min 1320/1150/1020/920/-

Output of Fan Motor W 25

Fan Motor RLA A 0.11

Fan Motor Capacitor μF 3

Input of Heater W /

Evaporator Form Aluminum Fin-copper Tube

Pipe Diameter mm Φ7

Row-n Gap mm 2-1.5

Coil Length (LXDXW) mm 903X25.4X381

Swing Motor Model MP24BA

Output of Swing Motor W 1.5

Fuse A 3.15

Sound Pressure Level (SH/H/M/L/SL) dB (A) 51/47/43/40/-

Sound Power Level (SH/H/M/L/SL) dB (A) 61/57/53/50/-

Dimension (WXHXD) mm 1178X326X253

Dimension of Carton Box (LXWXH) mm 1265X417X343

Dimension of Package (LXWXH) mm 1268X420X358

Net Weight kg 17.5

Gross Weight kg 23.5

Technical Information

Service Manual

Outdoor Unit

Model of Outdoor Unit LNINVC070

Compressor Manufacturer/Trademark MITSUBISHI ELECTRIC(GUANGZHOU) COMPRESSOR

CO.,LTD/MITSUBISHI ELECTRIC

Compressor Model TNB220FLHMC

Compressor Oil PV50S

Compressor Type Rotary

L.R.A. A 45.00

Compressor RLA A 9.70

Compressor Power Input W 2200

Overload Protector CS-7C-1595

Throttling Method Capillary

Operation temp OC 16~30

Ambient temp (Cooling) OC 18~43

Ambient temp (Heating) OC -7~24

Condenser Form Aluminum Fin-copper Tube

Pipe Diameter mm Φ7

Rows-n Gap mm 2-1.4

Coil Length (LXWXD) mm 953X38.1X748

Fan Motor Speed rpm 780/500

Output of Fan Motor W 90

Fan Motor RLA A 0.79

Fan Motor Capacitor μF 7

Air Flow Volume of Outdoor Unit m3/h 4000

Fan Type Axial-ow

Fan Diameter mm Φ552

Defrosting Method Automatic Defrosting

Climate Type T1

Isolation I

Moisture Protection IP24

Permissible Excessive Operating

Pressure for the Discharge Side MPa 3.8

Permissible Excessive Operating

Pressure for the Suction Side MPa 1.2

Sound Pressure Level (H) dB (A) 59

Sound Power Level (H) dB (A) 69

Dimension (WXHXD) mm 980X790X427

Dimension of Carton Box (LXWXH) mm 1080X485X840

Dimension of Package (LXWXH) mm 1083X488X855

Net Weight kg 65

Gross Weight kg 73

Refrigerant R410A

Refrigerant Charge kg 1.80

Connection

Pipe

Length m 7.5

Gas Additional Charge g/m 30

Outer Diameter Liquid Pipe mm Φ6

Outer Diameter Gas Pipe mm Φ16

Max Distance Height m 10

Max Distance Length m 30

Note: The connection pipe applies metric diameter.

The above data is subject to change without notice; please refer to the nameplate of the unit.

6Technical Information

Service Manual

Model LNINVE080/LNINVC080

Product Code CB162007600_K96357

Power Supply

Rated Voltage V~ 220-240

Rated Frequency Hz 50

Phases 1

Power Supply Mode Outdoor

Cooling Capacity W 8000

Heating Capacity W 8400

Cooling Power Input W 2460

Heating Power Input W 2550

Cooling Power Current A 10.91

Heating Power Current A 11.31

Rated Input W 3600

Rated Current A 15.97

Air Flow Volume(SH/H/M/L/SL) m3/h 1200/1100/1000/900/-

Dehumidifying Volume L/h 2.7

EER W/W 3.25

COP W/W 3.29

SEER W/W /

HSPF W/W /

Application Area m235-52

Indoor Unit

Model of indoor unit LNINVE080

Fan Type Cross-ow

Diameter Length(DXL) mm Φ106X890

Fan Motor Cooling Speed (SH/H/M/L/SL) r/min 1410/1350/1260/1200/-

Fan Motor Heating Speed (SH/H/M/L/SL) r/min 1410/1350/1260/1200/-

Output of Fan Motor W 30

Fan Motor RLA A 0.3

Fan Motor Capacitor μF 3

Input of Heater W /

Evaporator Form Aluminum Fin-copper Tube

Pipe Diameter mm Φ7

Row-n Gap mm 2-1.5

Coil Length (LXDXW) mm 903X25.4X381

Swing Motor Model MP24BA

Output of Swing Motor W 1.5

Fuse A 3.15

Sound Pressure Level (H) dB (A) 48

Sound Power Level (H) dB (A) 58

Dimension (WXHXD) mm 1178X326X253

Dimension of Carton Box (LXWXH) mm 1265X417X343

Dimension of Package (LXWXH) mm 1268X420X358

Net Weight kg 17.5

Gross Weight kg 23.5

Technical Information

Service Manual

Outdoor Unit

Model of Outdoor Unit LNINVC080

Compressor Manufacturer/Trademark MISUBISHI ELECTRIC/MITSUBISHI ELECTRIC(GUANGZHOU)

COMPRESSOR CO., LTD

Compressor Model TNB220FLHMC

Compressor Oil PV50S

Compressor Type Rotary

L.R.A. A 45

Compressor RLA A 9.7

Compressor Power Input W 2200±5%

Overload Protector CS-7C-1595

Throttling Method Capillary

Operation temp OC 16~30

Ambient temp (Cooling) OC 18~43

Ambient temp (Heating) OC -7~24

Condenser Form Aluminum Fin-copper Tube

Pipe Diameter mm Φ7.94

Rows-n Gap mm 3-1.5

Coil Length (LXWXD) mm 940.45X44X762

Fan Motor Speed rpm 780

Output of Fan Motor W 90

Fan Motor RLA A 0.79

Fan Motor Capacitor μF 7

Air Flow Volume of Outdoor Unit m3/h 4000

Fan Type Axial-ow

Fan Diameter mm Φ552

Defrosting Method Automatic Defrosting

Climate Type T1

Isolation I

Moisture Protection IP24

Permissible Excessive Operating

Pressure for the Discharge Side MPa 4.3

Permissible Excessive Operating

Pressure for the Suction Side MPa 2.5

Sound Pressure Level (H) dB (A) 59

Sound Power Level (H) dB (A) 69

Dimension (WXHXD) mm 980X790X427

Dimension of Carton Box (LXWXH) mm 1080X485X840

Dimension of Package (LXWXH) mm 1083X488X855

Net Weight kg 70

Gross Weight kg 78

Refrigerant R410A

Refrigerant Charge kg 2.4

Connection

Pipe

Length m 7.5

Gas Additional Charge g/m 50

Outer Diameter Liquid Pipe mm Φ6

Outer Diameter Gas Pipe mm Φ16

Max Distance Height m 10

Max Distance Length m 30

Note: The connection pipe applies metric diameter.

The above data is subject to change without notice; please refer to the nameplate of the unit.

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