Lennox LNINVE052 User manual
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. Specications ............................................................................................................ 2
2.1 Specication 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: Conguration of Connection Pipe ........................................................................109
Appendix 3: Pipe Expanding Method ...................................................................................... 110
Appendix 4: List of Resistance for Ambient Temperature Sensor ............................................111
1
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. Specications
2.1 Specication 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
3
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
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
7
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.
This manual suits for next models
7
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