LG multi V PLUS Service Manual Download Page 203

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Service Manual 203

Function

2. Function

1. Basic control.............................................................................204

1.1 normal operation.................................................................. 204

1.2 compressor control ...............................................................204

1.3 main LEV control .................................................................204

1.4 subcooling LEV control .........................................................205

1.5 Fan control ............................................................................205

2.Special control...........................................................................205

2.1 Oil return control ...................................................................205

2.3 Oil equalizing control ............................................................208

2.4 Stopping operation................................................................211

3. Protection control.....................................................................213

3.1 Pressure protection control...................................................213

3.2 Discharge temperature control .............................................215

3.3 inverter protection control .....................................................216

3.4 Liquid back control................................................................216

3.5 Phase detection ....................................................................216

4.Other control..............................................................................217

4.1 Initial setup ...........................................................................217

Summary of Contents for multi V PLUS

Page 1: ...nditioner SERVICE MANUAL LG MODELS LRUV LRUN Series LRNV LRNN Series website http www lgservice com CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL ...

Page 2: ...nits 21 Ceiling Mounted Cassette Type 1Way 22 Ceiling Mounted Cassette Type 4 way 33 Ceiling Concealed Duct Type High static 56 Ceiling Concealed Duct Type Low static 75 Convertible Type 87 Wall Mounted Type 107 Art Cool Type Deluxe 123 Art Cool Type 143 Art Cool Type Wide 161 Outdoor Units 179 LRUV LRUN Series 180 Trouble Shooting Guide 245 Appendix 297 Exploded View Replacement Parts List 303 ...

Page 3: ...do Be sure to follow the instruction Installation Have all electric work done by a licensed electrician according to Electric Facility Engineering Standard and Interior Wire Regulations and the instructions given in this manual and always use a special circuit If the power source capacity is inadequate or electric work is performed improperly electric shock or fire may result Ask the dealer or an ...

Page 4: ...t at the specified place Improper installation may cause the unit to top ple and result in injury Do not install the product on a defective installation stand It may cause injury accident or damage to the product When installing and moving the air condition er to another site do not charge it with a different refrigerant from the refrigerant specified on the unit If a different refrigerant or air ...

Page 5: ...mit when the refrigerant leaks Consult the dealer regarding the appropriate measures to prevent the safety limit from being exceed ed Should the refrigerant leak and cause the safety limit to be exceeded harzards due to lack of oxy gen in the room could result Operation Do not damage or use an unspecified power cord There is risk of fire electric shock explosion or injury Use a dedicated outlet fo...

Page 6: ...he electrostatic filter if the unit is so equipped There is risk of physical injury electric shock or product failure Installation Always check for gas refrigerant leakage after installation or repair of product Low refrigerant levels may cause failure of product Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods It may cause a problem for yo...

Page 7: ...result in degradation of capacity When installting the unit in a hospital com munication station or similar place provide sufficient protection against noise The inverter equipment private power generator high frequency medical equipment or radio com munication equipment may cause the air condition er to operate erroneously or fail to operate On the other hand the air conditioner may affect such e...

Page 8: ...ollapses the air conditioner could fall with it causing property damage product failure or personal injury Install and insulate the drain hose to ensure that water is drained away properly based on the installation manual A bad connection may cause water leakage Be very careful about product transportation Only one person should not carry the product if it weighs more than 20 kg Some products use ...

Page 9: ...frigerant piping during and after operation It can cause a burn or frostbite Do not operate the air conditioner with the panels or guards removed Rotating hot or high voltage parts can cause injuries Do not directly turn off the main power switch after stopping operation Wait at least 5 minutes before turning off the main power switch Otherwise it may result in water leakage or other problems Auto...

Page 10: ...el Names 11 1 1 Indoor Unit 11 1 2 Outdoor Unit 11 2 External Appearance 12 2 1 Indoor Unit 12 2 2 Outdoor Unit 13 3 Combination of Outdoor Units 14 4 Nomenclature 15 4 1 Indoor Unit 15 4 2 Outdoor Unit 15 5 Outdoor Units Information 16 ...

Page 11: ... 282TDA0 362TDA0 382TDA0 422TDA0 482TDA0 186BHA0 216BHA0 246BHA0 182BHA0 212BHA0 242BHA0 286BGA0 366BGA0 386BGA0 426BGA0 282BGA0 362BGA0 382BGA0 422BGA0 486BEA0 482BEA0 076BTG0 096BTG0 126BTG0 072BTG0 092BTG0 122BTG0 186VBA0 246VBA0 182VBA0 242VBA0 Ceiling Concealed Duct Ceiling Cassette Cooling Only LRNV Heat Pump LRNN 1Ø 220 240V 50Hz 6 1Ø 220V 60Hz 2 Cooling Only LRUV Heat Pump LRUN Power Suppl...

Page 12: ...366BGA0 LRNN366BGA0 LRNV362BGA0 LRNN362BGA0 LRNV386BGA0 LRNN386BGA0 LRNV382BGA0 LRNN382BGA0 LRNV426BGA0 LRNN426BGA0 LRNV422BGA0 LRNN422BGA0 LRNV486BEA0 LRNN486BEA0 LRNV482BEA0 LRNN482BEA0 LRNV076BTG0 LRNN076BTG0 LRNV072BTG0 LRNN072BTG0 LRNV096BTG0 LRNN096BTG0 LRNV092BTG0 LRNN092BTG0 LRNV126BTG0 LRNN126BTG0 LRNV122BTG0 LRNN122BTG0 LRNV076SRA0 LRNN076SRA0 LRNV072SRA0 LRNN072SRA0 LRNV096SRA0 LRNN096S...

Page 13: ...LRUV2008TS0 LRUN2008TS0 LRUV2009TS0 LRUN2009TS0 LRUV2208TS0 LRUN2208TS0 LRUV2209TS0 LRUN2209TS0 LRUV2408TS0 LRUN2408TS0 LRUV2409TS0 LRUN2409TS0 LRUV2609TS0 LRUN2609TS0 LRUV2608TR0 LRUN2608TR0 LRUV2808TR0 LRUN2808TR0 LRUV2809TR0 LRUN2809TR0 LRUV3008TR0 LRUN3008TR0 LRUV3009TR0 LRUN3009TR0 LRUV3208TR0 LRUN3208TR0 LRUV3209TR0 LRUN3209TR0 LRUV3408TR0 LRUN3408TR0 LRUV3409TR0 LRUN3409TR0 LRUV3608TR0 LRUN...

Page 14: ... 14 and 16HP 3Ø 380V 60Hz System Capacity Number of Units Module 50Hz 60Hz 5 6 8 10 12 14 16 5HP 1 1 1 6HP 1 1 1 8HP 1 1 1 10HP 1 1 1 12HP 1 1 1 14HP 1 1 1 16HP 2 2 2 18HP 2 2 1 1 20HP 2 2 2 22HP 2 2 1 1 24HP 2 2 2 26HP 3 2 2 1 1 1 28HP 3 3 1 2 30HP 3 3 3 32HP 3 3 2 1 34HP 3 3 2 1 36HP 3 3 3 38HP 3 3 2 1 40HP 3 3 2 1 ...

Page 15: ... 18 000 Btu h 18 Combination of Inverter Type and Cooling Only or Heat Pump N AC Inverter and H P V AC Inverter and C O Indicates that this is System Indoor Unit using the R22 LRU N 8 100 S T 0 Serial Number Multi V PLUS unit S 2 Units Series R 3 Units Series Air Discharge Type S Side Discharge T Top Discharge Electrical Ratings 8 3Ø 380 415V 50Hz 9 3Ø 380V 60Hz A 3Ø 220V 50Hz B 3Ø 220V 60Hz Total...

Page 16: ... 2 10 x 2 10 x 3 2 2 2 2 2 0 20 20 20 22 24 26 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 3 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x3 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x3 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø22 ...

Page 17: ...x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 3 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x3 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x3 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø22 2 7 8 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2 Ø44 5 13 4...

Page 18: ... 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2...

Page 19: ... x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 1280x1555x730 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 50 4x61 2x28 7 x2 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø19 05 3 4 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2 Ø38 1 11 2 Unit System...

Page 20: ...1555 x 730 50 4 x 61 2 x 28 7 50 4 x 61 2 x 28 7 50 4 x 61 2 x 28 7 Ø12 7 1 2 Ø12 7 1 2 Ø12 7 1 2 Ø28 58 11 8 Ø28 58 11 8 Ø28 58 11 8 Unit System HP Model Product Charge kg CF Correction Factor kg Max Connectable No of Indoor Units Net Weight kg lbs Dimensions W x H x D mm inch Pipe Connections Liquid Pipes mm inch Gas Pipes mm inch 1 Outdoor Unit 8 10 12 LRUN80BT0 LRUN100BT0 LRUN120BT0 10 10 10 1...

Page 21: ...Service Manual 21 Indoor Unit Indoor Units ...

Page 22: ...22 Indoor Unit Ceiling Mounted Cassette Type 1Way 1 Specifications 23 2 Functions 27 3 Operation Details 28 4 Dimensional Drawings 30 5 Piping Diagrams 31 6 Wiring Diagrams 32 ...

Page 23: ...2 12 18 2 12 21 2 12 21 0 17 0 17 0 17 Cross Flow Fan Cross Flow Fan Cross Flow Fan 14 14 14 0 22 0 22 0 22 6 5 4 7 6 5 10 9 8 212 177 141 247 212 177 353 318 283 Direct Direct Direct Phase Control Phase Control Phase Control Microprocessor Thermostatforcooling Microprocessor Thermostatforcooling Microprocessor Thermostatforcooling Foamed polystrene Foamed polystrene Foamed polystrene Fuse Thermal...

Page 24: ...Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNN076TCA C 0 LRNN096TCA C 0 LRNN126TCA C 0 2 100 2 600 3 500 1 806 2 235 3 009 7 165 8 871 11 942 2 363 2 925 3 938 2 031 2 515 3 385 8 061 9 980 13 435 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 860 390 180 860 390 180 860 390 180 33 8 15 3 7 0 33 8 1...

Page 25: ...nt Control Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNV072TCA C 0 LRNV092TCA C 0 LRNV122TCA C 0 2 100 2 600 3 500 1 806 2 235 3 009 7 165 8 871 11 942 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 860 390 180 860 390 180 860 390 180 33 8 15 3 7 0 33 8 15 3 7 0 33 8 15 3 7 0 1050 480 30 1050 480 30 1050 480 30 41 3 18 9 1 2...

Page 26: ...upply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNN072TCA C 0 LRNN092TCA C 0 LRNN122TCA C 0 2 100 2 600 3 500 1 806 2 235 3 009 7 165 8 871 11 942 2 363 2 925 3 938 2 031 2 515 3 385 8 061 9 980 13 435 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 860 390 180 860 390 180 860 390 180 33 8 15 3 7 0 ...

Page 27: ...cteria filter is adopted High head Drain pump Built in drain pump automatically drains water A standard drain head height of up to 700mm is possible High Ceiling corresponding Function According to the height of ceiling the RPM of indoor fan motor is selected to increase air reaching distance Central Control Optional It is operating individually or totally by central control function Room temperat...

Page 28: ...oller display and main body display when an air filter is polluted Then clean the air filter referring to Owners Manual Soft Dry Operation The indoor fan speed is automatically set to the low and fan speed control is not available because of already being set to the best speed for Dry Operation by microcontroller control Cooling Mode Operation When selecting the Cooling Mode Operation the unit wil...

Page 29: ...ower than 39 C the fan operates at low speed Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as follows Hot Start Low OFF Selected Fan Speed minimum 3min Selecting fan speed Low Low Low OFF OFF minimum 10sec 1min A A minimum 1min minimum 10sec B Hot Start Control The indoor fan sdoes not rotate until the evaporator p...

Page 30: ...94 5 1050 480 846 860 328 4 30 8 390 893 4 931 6 16 7 50 42 7 7 155 97 7 37 116 3 141 8 180 164 194 4 91 6 180 430 130 Ø80 Ø55 180 91 6 1 000 Ceiling opening 931 6 893 4 Hanging bolt 328 4 Hanging bolt 860 390 30 8 430 Ceiling opening 4 5 6 3 2 1 unit mm Number Name Descripition 1 Liquid pipe connection ø6 35 flare 2 Gas pipe connection ø12 7 flare 3 Drain pipe connection 4 Power supply connection...

Page 31: ... Filter Filter Heating Cooling Refrigerant pipe connection port diameter Model LRNV076TCA C 0 LRNN076TCA C 0 LRNV072TCA C 0 LRNN072TCA C 0 LRNV096TCA C 0 LRNN096TCA C 0 LRNV092TCA C 0 LRNN092TCA C 0 LRNV126TCA C 0 LRNN126TCA C 0 LRNV122TCA C 0 LRNN122TCA C 0 Gas 12 7 1 2 Liquid 6 35 1 4 unit mm inch ...

Page 32: ...UT FOR DRAIN PUMP CN COMM COMMUNICATION WHITE CONNECTION BETWEEN INDOOR AND OUTDOOR CN DISP1 DISPLAY BLUE DISPLAY OF INDOOR STATUS CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN STEP M1 STEP MOTOR WHITE STEP MOTOR OUTPUT CN FLOAT FLOAT SWITCH INPUT BLUE FLOAT SWITCH SENSING CN PIPE PIPE SENSOR WHITE PIPE THERMISTOR CN PIPE O DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR CN ROOM ROOM SENSOR YE...

Page 33: ...Service Manual 33 1 Specifications 34 2 Functions 46 3 Operation Details 47 4 Dimensional Drawings 49 5 Piping Diagrams 51 6 Wiring Diagrams 52 Ceiling Mounted Cassette Type 4Way ...

Page 34: ...ower cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNV126TEA C 0 LRNV186TEA C 0 LRNV216TDA C 0 3 500 5 300 6 200 3 009 4 557 5 331 11 942 18 084 21 155 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 570 570 269 570 570 269 840 840 290 22 4 22 4 10 5 22 4 22 4 10 5 33 0 33 0 11 4 670 670 30 670 670 30 950 950 30 26 4 26 4 1 2 26 4 26 4...

Page 35: ...gerant Control Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNV246TDA C 0 LRNV286TDA C 0 LRNV366TDA C 0 7 000 8 200 10 600 6 019 7 052 9 116 23 885 27 995 36 168 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 840 840 290 840 840 290 840 840 290 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 950 950 30 950 950 30 950 950 30 37 4 3...

Page 36: ...smission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNV386TDA C 0 LRNV426TDA C 0 LRNV486TDA C 0 11 100 12 300 14 100 9 544 10 578 12 126 37 875 41 992 48 137 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 840 840 290 840 840 290 840 840 290 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 950 950 30 950 950 30 950 950 30 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4...

Page 37: ...ly Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNN126TEA C 0 LRNN186TEA C 0 LRNN216TDA C 0 3 500 5 300 6 200 3 009 4 557 5 331 11 942 18 084 21 155 3 938 5 963 6 975 3 385 5 127 5 997 13 435 20 345 23 800 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 570 570 269 570 570 269 840 840 290 22 4 22 4 10 ...

Page 38: ...efrigerant Control Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNN246TDA C 0 LRNN286TDA C 0 LRNN366TDA C 0 7 000 8 200 10 600 6 019 7 052 9 116 23 885 27 995 36 168 7 875 9 225 11 925 6 771 7 934 10 253 26 870 31 494 40 689 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 840 840 290 840 840 290 840 840 290 33 0 33 0 11 4 33 0 3...

Page 39: ...ontrol Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNN386TDA C 0 LRNN426TDA C 0 LRNN486TDA C 0 11 100 12 300 14 100 9 544 10 578 12 126 37 875 41 992 48 137 12 487 13 838 15 863 10 737 11 040 13 156 42 607 43 829 54 156 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 840 840 290 840 840 290 840 840 290 33 0 33 0 11 4 33 0 33 0 ...

Page 40: ...ant Control Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNV122TEA C 0 LRNV182TEA C 0 LRNV212TDA C 0 3 500 5 300 6 200 3 009 4 557 5 331 11 942 18 084 21 155 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 570 570 269 570 570 269 840 840 290 22 4 22 4 10 5 22 4 22 4 10 5 33 0 33 0 11 4 670 670 30 670 670 30 950 950 30 26 4 26 4 ...

Page 41: ...ower cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNV242TDA C 0 LRNV282TDA C 0 LRNV362TDA C 0 7 000 8 200 10 600 6 019 7 052 9 116 23 885 27 995 36 168 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 840 840 290 840 840 290 840 840 290 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 950 950 30 950 950 30 950 950 30 37 4 37 4 1 2 37 4 37 ...

Page 42: ...2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNV382TDA C 0 LRNV422TDA C 0 LRNV482TDA C 0 11 100 12 300 14 100 9 544 10 578 12 126 37 875 41 992 48 137 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 840 840 290 840 840 290 840 840 290 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 950 950 30 950 950 30 950 950 30 37 4 37 4 1 2 37 4 37 4 1 2 37 ...

Page 43: ...r Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNN122TEA C 0 LRNN182TEA C 0 LRNN212TDA C 0 3 500 5 300 6 200 3 009 4 557 5 331 11 942 18 084 21 155 3 938 5 963 6 975 3 385 5 127 5 997 13 435 20 345 23 800 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 570 570 269 570 570 269 840 840 290 22 4 22...

Page 44: ...V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNN242TDA C 0 LRNN282TDA C 0 LRNN362TDA C 0 7 000 8 200 10 600 6 019 7 052 9 116 23 885 27 995 36 168 7 875 9 225 11 925 6 771 7 934 10 253 26 870 31 494 40 689 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 840 840 290 840 840 290 840 840 290 33 0 33 0 11 4 ...

Page 45: ...ant Control Power cable mm2 Transmission cable mm2 Panel Color Stuffing Quantity Without S parts 20 40ft LRNN382TDA C 0 LRNN422TDA C 0 LRNN482TDA C 0 11 100 12 300 14 100 9 544 10 578 12 126 37 875 41 992 48 137 12 487 13 838 15 863 10 737 11 040 13 156 42 607 43 829 54 156 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 840 840 290 840 840 290 840 840 290 33 0 33 0 11 4 33 0 ...

Page 46: ...eria filter is adopted High head Drain pump Built in drain pump automatically drains water A standard drain head height of up to 700mm is possible High Ceiling corresponding Function According to the height of ceiling the RPM of indoor fan motor is selected to increase air reaching distance Central Control Optional It is operating individually or totally by central control function Room temperatur...

Page 47: ... swing the louver up and down automatically Soft Dry Operation The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control Cooling Mode Operation When selecting the Cooling Mode Operation the unit will operate according to the setting by the remote con troller and...

Page 48: ...inimum 10sec B Hot start Control The indoor fan does no rotate until the evaporator piping temperature will be reached to 25 C The operation diagram is as following PIPING TEMPERATURE 1min COMPRESSOR INDOOR FAN OFF LOW Selected Fan ON 22 C 25 C A point While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 C fan stops B point When th...

Page 49: ... 160 52 90 90 120 4 30 521 670 570 450 40 110 110 670 670 4 1 3 2 5 6 Unit mm 570 Unit size 570 Unit size 450 Hanging bolt 75 75 600 Ceiling opening 600 Ceiling opening 521 Hanging bolt 39 5 39 5 unit mm Number Name Descripition 1 Liquid pipe connection Unit Size 12k Ø6 35 18k Ø9 52 2 Gas pipe connection Unit Size 12k Ø12 7 18k Ø15 88 3 Drain pipe connection 4 Power supply connection 5 Air dischar...

Page 50: ...TDA C 0 LRNN422TDA C 0 LRNV486TDA C 0 LRNN486TDA C 0 LRNV482TDA C 0 LRNN482TDA C 0 290 950 950 290 210 5 180 52 140 40 110 30 90 90 110 30 840 785 840 672 840 Unit size 840 Unit size 672 Hanging bolt 101 5 101 5 875 Ceiling opening 875 Ceiling opening 785 Hanging bolt 45 45 Unit mm 4 1 2 3 950 950 5 6 Number Name Descripition 1 Liquid pipe connection Unit Size 21k24k 28k Ø9 52 36k 38k 42k 48k Ø9 5...

Page 51: ...246TDA C 0 LRNN246TDA C 0 LRNV242TDA C 0 LRNN242TDA C 0 LRNV286TDA C 0 LRNN286TDA C 0 LRNV282TDA C 0 LRNN282TDA C 0 LRNV366TDA C 0 LRNN366TDA C 0 LRNV362TDA C 0 LRNN362TDA C 0 LRNV386TDA C 0 LRNN386TDA C 0 LRNV382TDA C 0 LRNN382TDA C 0 LRNV426TDA C 0 LRNN426TDA C 0 LRNV422TDA C 0 LRNN422TDA C 0 LRNV486TDA C 0 LRNN486TDA C 0 LRNV482TDA C 0 LRNN482TDA C 0 Gas Ø12 7 1 2 Ø15 88 5 8 Ø15 88 5 8 Ø15 88 5...

Page 52: ...UT FOR DRAIN PUMP CN COMM COMMUNICATION WHITE CONNECTION BETWEEN INDOOR AND OUTDOOR CN DISP1 DISPLAY BLUE DISPLAY OF INDOOR STATUS CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN STEP M1 STEP MOTOR WHITE STEP MOTOR OUTPUT CN FLOAT FLOAT SWITCH INPUT BLUE FLOAT SWITCH SENSING CN PIPE PIPE SENSOR WHITE PIPE THERMISTOR CN PIPE O DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR CN ROOM ROOM SENSOR YE...

Page 53: ...Service Manual 53 1 Specifications 54 2 Functions 66 3 Operation Details 67 4 Dimensional Drawings 69 5 Piping Diagrams 70 6 Wiring Diagrams 71 Ceiling Concealed Duct Type High static ...

Page 54: ...ss 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNV186BHA0 LRNV216BHA0 LRNV246BHA0 5 300 6 200 7 000 4 557 5 331 6 019 18 084 21 155 23 885 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 882 260 450 882 260 450 882 260 450 34 7 10 2 17 7 34 7 10 2 17 7 34 6 0 2 17 7 3 10 21 3 10 21 3...

Page 55: ...wer Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNV286BGA0 LRNV366BGA0 LRNV386BGA0 8 200 10 600 11 100 7 052 9 116 9 544 27 995 36 168 37 875 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 1182 298 450 1182 298 450 1182 298 450 46 5 10 2 17 7 46 5 10 2 17 7 46 5 10 2 17 7 3 12 21 3 12 21 3 12 21 0 26 0 26...

Page 56: ...on Material Air Filter Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNV426BGA0 LRNV486BEA0 12 300 14 100 10 578 12 126 41 992 48 137 Galvanized Steel Plate Galvanized Steel Plate ...

Page 57: ...Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNN186BHA0 LRNN216BHA0 LRNN246BHA0 5 300 6 200 7 000 4 557 5 331 6 019 18 084 21 155 23 885 5 963 6 975 7 875 5 127 5 997 6 771 20 345 23 800 26 870 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 882 260 450 882 260 450 8...

Page 58: ...Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNN286BGA0 LRNN366BGA0 LRNN386BGA0 8 200 10 600 11 100 7 052 9 116 9 544 27 995 36 168 37 875 9 225 11 925 12 487 7 934 10 253 10 737 31 494 40 689 42 607 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 1182 298 450 1182 298 450 1182 ...

Page 59: ...Control Sound Absorbing Thermal Insulation Material Air Filter Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNN426BGA0 LRNN486BEA0 12 300 14 100 10 578 12 126 41 992 48 137 13 838...

Page 60: ...1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNV182BHA0 LRNV212BHA0 LRNV242BHA0 5 300 6 200 7 000 4 557 5 331 6 019 18 084 21 155 23 885 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 882 260 450 882 260 450 882 260 450 34 7 10 2 17 7 34 7 10 2 17 7 34 7 10 2 17 7 3 10 21 3 10 21 3 1...

Page 61: ...A 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNV282BGA0 LRNV362BGA0 LRNV382BGA0 8 200 10 600 11 100 7 052 9 116 9 544 27 995 36 168 37 875 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 1182 298 450 1182 298 450 1182 298 450 46 5 10 2 17 7 46 5 10 2 17 7 46 5 10 2 17 7 3 12 21 3 12 21 3 12 21 0 2...

Page 62: ...lation Material Air Filter Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNV422BGA0 LRNV482BEA0 12 300 14 100 10 578 12 126 41 992 48 137 Galvanized Steel Plate Galvanized Steel Pl...

Page 63: ...Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNN182BHA0 LRNN212BHA0 LRNN242BHA0 5 300 6 200 7 000 4 557 5 331 6 019 18 084 21 155 23 885 5 963 6 975 7 875 5 127 5 997 6 771 20 345 23 800 26 870 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 882 260 450 882 260...

Page 64: ...Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNN282BGA0 LRNN362BGA0 LRNN382BGA0 8 200 10 600 11 100 7 052 9 116 9 544 27 995 36 168 37 875 9 225 11 925 12 487 7 934 10 253 10 737 31 494 40 689 42 607 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 1182 298 450 1182 298 450...

Page 65: ...ure Control Sound Absorbing Thermal Insulation Material Air Filter Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNN422BGA0 LRNN482BEA0 12 300 14 100 10 578 12 126 41 992 48 137 13...

Page 66: ...vidually or totally by central control function Both the indoor and outdoor fan stops during defrosting The indoor fan stops until the evaporator pipe temperature will be reached at 28 C Room temperature sensor Thermistor Maintains the room temperature in accordance with the Setting Temperature Indoor fan is delayed for 5 seconds at the starting Restarting is inhibited for approx 3 minutes High Me...

Page 67: ...set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control Cooling Mode Operation When selecting the Cooling Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as following Intake Air Temperature SET TEMPERATURE 0 5 C COMP ON SET TEMPE...

Page 68: ...r than 42 C fan operates at seleted fan speed when it becomes lower than 39 C the fan operates at low speed Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Hot Start Low Selecting Fan Speed minimum 3min Selecting fan speed minimum 10sec 1min A A minimum 10sec B Hot Start Control The indoor fan does not r...

Page 69: ...22BGA0 LRNV486BEA0 LRNN486BEA0 LRNV482BEA0 LRNN482BEA0 l i h j k A H C D E F B G a b c d K J f e Top view unit mm Front view 600 600 Front Inspection hole Suitable dimension H is necessary to get a slope to drain as figure 600X600 Control box 1000 H C D E F G H J K a b c d e f h i j k l 355 45 5 450 30 87 750 163 260 61 5 243 212 3 243 110 130 52 66 81 30 158 5 355 45 5 450 30 87 830 186 298 229 5...

Page 70: ...216BHA0 LRNV212BHA0 LRNN212BHA0 Ø15 88 5 8 Ø9 52 3 8 LRNV246BHA0 LRNN246BHA0 LRNV242BHA0 LRNN242BHA0 Ø15 88 5 8 Ø9 52 3 8 LRNV286BGA0 LRNN286BGA0 LRNV282BGA0 LRNN282BGA0 Ø15 88 5 8 Ø9 52 3 8 LRNV366BGA0 LRNN366BGA0 LRNV362BGA0 LRNN362BGA0 Ø19 05 3 4 Ø9 52 3 8 LRNV386BGA0 LRNN386BGA0 LRNV382BGA0 LRNN382BGA0 Ø19 05 3 4 Ø9 52 3 8 LRNV426BGA0 LRNN426BGA0 LRNV422BGA0 LRNN422BGA0 Ø19 05 3 4 Ø9 52 3 8 LR...

Page 71: ...sis CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2 AC FAN MOTOR OUTPUT YELLOW MOTOR OUTPUT OF PHASE CONTROL CN D PUMP DRAIN PUMP OUTPUT WHITE AC OUTPUT FOR DRAIN PUMP CN COMM COMMUNICATION WHITE CONNECTION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN FLOAT FLOAT SWITCH INPUT BLUE FLOAT SWITCH SE...

Page 72: ...Y WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2 AC FAN MOTOR OUTPUT YELLOW MOTOR OUTPUT OF PHASE CONTROL CN D PUMP DRAIN PUMP OUTPUT WHITE AC OUTPUT FOR DRAIN PUMP CN COMM COMMUNICATION WHITE CONNECTION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN FLOAT FLOAT SWITCH INPUT BLUE FLOAT SWITCH SENSING CN PIPE PIPE SENSOR WHITE PIPE THERMISTOR CN PIPE O DISCHARGE...

Page 73: ...FLOAT SWITCH INPUT BLUE FLOAT SWITCH SENSING CN PIPE PIPE SENSOR WHITE PIPE THERMISTOR CN PIPE O DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR CN ROOM ROOM SENSOR YELLOW ROOM THERMISTOR CN REMO REMOTE CONTROLLER WHITE REMOTE CONTROL LINE REMOTE CONTROL CAPACITOR CN MOTOR CN ROOM CN PIPE CN D PUMP CN POWER CN REMO CN LEV CN PIPE OUT BR YL RD BL BK OR GN YL GN YL LEV CN COMM BUS A BUS B FUSE T...

Page 74: ...74 Indoor Unit ...

Page 75: ...Service Manual 75 1 Specifications 76 2 Functions 80 3 Operation Details 81 4 Dimensional Drawings 83 5 Piping Diagrams 84 6 Wiring Diagrams 85 Ceiling Concealed Duct Type Low static ...

Page 76: ...Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNV076BTG Q 0 LRNV096BTG Q 0 LRNV126BTG Q 0 2 100 2 600 3 500 1 806 2 235 3 009 7 165 8 871 11 942 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 708 230 537 708 230 537 708 230 537 28 9 1 21 2 28 9 1 21 2 28 9 1 21 2 2 12 18 2...

Page 77: ... lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNN076BTG Q 0 LRNN096BTG Q 0 LRNN126BTG Q 0 2 100 2 600 3 500 1 806 2 235 3 009 7 165 8 871 11 942 2 363 2 925 3 938 2 031 2 515 3 385 8 061 9 980 13 435 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 708 230 5...

Page 78: ...und Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNV072BTG Q 0 LRNV092BTG Q 0 LRNV122BTG Q 0 2 100 2 600 3 500 1 806 2 235 3 009 7 165 8 871 11 942 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 708 230 537 708 230 537 708 230 537 28 9 1 21 2 28 9 1 21 2 28 9 1 21 2 2 12 18 2 1...

Page 79: ...ght kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Stuffing Quantity Without S parts 20 40ft LRNN072BTG Q 0 LRNN092BTG Q 0 LRNN122BTG Q 0 2 100 2 600 3 500 1 806 2 235 3 009 7 165 8 871 11 942 2 363 2 925 3 938 2 031 2 515 3 385 8 061 9 980 13 435 Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate 708...

Page 80: ...n pump A standard drain head height of up to 700mm is possible Central Control Optional It is operating individually or totally by central control function Room temperature sensor Thermistor Maintains the room temperature in accordance with the Setting Temperature Indoor fan is delayed for 5 seconds at the starting Restarting is inhibited for approx 3 minutes High Med Low Intermittent operation of...

Page 81: ...the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control Cooling Mode Operation When selecting the Cooling Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as following Intake Air Temperature SET TEMPERATURE 0 5 C COMP ON SET TEMPERATURE 0 5 C COMP ...

Page 82: ...r than 42 C fan operates at seleted fan speed when it becomes lower than 39 C the fan operates at low speed Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Hot Start Low Selecting Fan Speed minimum 3min Selecting fan speed minimum 10sec 1min A A minimum 10sec B Hot Start Control The indoor fan does not r...

Page 83: ...096BTG Q 0 LRNV092BTG Q 0 LRNN092BTG Q 0 LRNV126BTG Q 0 LRNN126BTG Q 0 LRNV122BTG Q 0 LRNN122BTG Q 0 Front view Top view unit mm G H H 600 600 unit mm Inspection hole 600X600 Control box A B F C D E Suitable dimension H is necessary to get a slope to drain as figure 7k 9k 12k 708 678 434 51 537 455 230 172 Dimension Capacity A B C D E F G H ...

Page 84: ... Thermistor Refrigerant pipe connection port diameter MODEL GAS LIQUID LRNV076BTG Q 0 LRNN076BTG Q 0 LRNV072BTG Q 0 LRNN072BTG Q 0 Ø12 7 1 2 Ø6 35 1 4 LRNV096BTG Q 0 LRNN096BTG Q 0 LRNV092BTG Q 0 LRNN092BTG Q 0 Ø12 7 1 2 Ø6 35 1 4 LRNV126BTG Q 0 LRNN126BTG Q 0 LRNV122BTG Q 0 LRNN122BTG Q 0 Ø12 7 1 2 Ø6 35 1 4 unit mm inch ...

Page 85: ...NUMBER CN MOTOR CN D PUMP CN COMM CN LEV CN FLOAT CN PIPE CN PIPE O CN ROOM CN REMO AC POWER SUPPLY AC FAN MOTOR OUTPUT DRAIN PUMP OUTPUT COMMUNICATION LEV OUTPUT FLOAT SWITCH INPUT PIPE SENSOR DISCHARGE PIPE SENSOR ROOM SENSOR REMOTE CONTROLLER WHITE YELLOW WHITE WHITE WHITE BLUE WHITE RED BLUE WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER MOTOR OUTPUT OF PHASE CONTROL AC OUTPUT FOR DRAIN PUMP ...

Page 86: ...86 Indoor Unit ...

Page 87: ...ndoor Unit Convertible 1 Specification 88 2 Functions 92 3 Operation Details 93 4 Display Function 99 5 Dimensional Drawings 100 6 Piping Diagrams 101 7 Wiring Diagrams 102 8 Disassembly of the parts 103 Convertible Type ...

Page 88: ... Insulation Material Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Color Stuffing Quantity Without S parts 20 40ft LRNV186VBA0 LRNV246VBA0 5 300 7 000 4 557 6 019 18 084 23 885 Galvanized Steel Plate Painting Galvanized Ste...

Page 89: ...ow Fan 27 32 0 23 0 27 13 5 12 11 16 1 14 12 477 424 389 569 495 424 Direct Direct Phase Control Phase Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Foamed polystrene Foamed polystrene Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Ø9 52 3 8 Ø9 52 3 8 Ø15 88 5 8 Ø15 88 5 8 20 0 20 0 17 37 5 17 37 5 43 40 37 45 42 39 1 2...

Page 90: ...ulation Material Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Color Stuffing Quantity Without S parts 20 40ft LRNV182VBA0 LRNV242VBA0 5 300 7 000 4 557 6 019 18 084 23 885 Galvanized Steel Plate Painting Galvanized Steel P...

Page 91: ... Control Sound Absorbing Thermal Insulation Material Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Color Stuffing Quantity Without S parts 20 40ft LRNN182VBA0 LRNN242VBA0 5 300 7 000 4 557 6 019 18 084 23 885 5 963 7 875 5 ...

Page 92: ...igh to low speed The louver can be set at the desired position or swing up and down right and left automatically The setting temperature indoor fan speed and desired operation made are automatically set by fuzzy rule Indoor Unit Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature control Starting Current Control Time Delay Safety Control Indoor Fan Speed Control Ope...

Page 93: ...r up and down automatically and to set it at the desired position The procedure is as the following 1st Press the ON OFF Button to operate the product 2nd Press the Airflow Direction Control Button to swing the louver up and down automatically 3nd Repress the Airflow Direction Control Button to set the louver as the desired position MODE0 1 2 3 4 5 6 7 135 Cooling MODE MODE MODE MODE MODE MODE MOD...

Page 94: ...ation will be stopped after 1 2 3 4 5 6 7 hours Heating Mode with the Sleep Mode The operation will be stopped after 1 2 3 4 5 6 7 hours Intake Air Temperature COMP ON SET TEMPERATURE 0 5 C COMP OFF SET TEMPERATURE 0 5 C More than More than 3 minutes 3 minutes INDOOR FAN Low Low Low Low Low COMPRESSOR ON OFF ON OFF ON 30 minutes 30 minutes 1 C 1 C Setting Temperature 3 C Compressor OFF Setting Tem...

Page 95: ...d LOW Cooling on temperature Setting temperature 0 5 Setting CHAOS Natural wind Setting temp Cooling off temperature Setting temperature 0 5 CHAOS Natural wind COMP ON COMP OFF GRAPH of Natural wind by the CHAOS logic During Cooling operation Intake Air temperature 30sec OUTDOOR FAN COMP INDOOR FAN Setting fan speed LOW Heating off temperature Setting temperature 3 0 Setting CHAOS Natural wind Hea...

Page 96: ... Compressor OFF Setting temperature Compressor ON minimum 1min minimum 3min Fan Stops Low Fan Low Fan Low Fan Fan Stop Selected Fan Selected Fan Low Fan Selected Fan minimum 3min minimum 30sec minimum 1min OUTDOOR FAN COMPRESSOR Hot Start Control The indoor fan does not rotate until the evaporator piping temperature will be reached to 22 During heating operation if piping temperature falls below 2...

Page 97: ...essor ON temperature and OFF temperature the opera tion mode is switched to the Soft Dry Operation In this temperature range 10min Dry Operation 7min operation OFF During 10min Dry operation if the room temperature falls below compressor OFF temperature Compressor OFF In dehumidify mode control of fan speed is as following Forced operation If you lose wireless remote controller you can operate the...

Page 98: ...utton or Start Stop button of remote controller Test Operation When pressing forced operation switch about 3 seconds the unit operates in cooling mode at high speed fan regardless of room temperature and resets in 18 min During test operation if remote controller signal is received the unit operates as remote controller sets Auto Restarting Operation When the power is restored after a sudden power...

Page 99: ...r normal operation after checking by test mode you should press SW1 nine times for resetting or recon nect the power cord Coolling Soft Dry Fan Heating Timer Mode Sleep Mode Hot start Deice Operation Indicator Timer Indicator Sleep Timer Indicator Deice Indicator ...

Page 100: ... than 20cm More than 20cm Ceiling installation Floor Wall installation 250 36 36 1076 Rear Side 392 265 468 63 38 175 Installation Plate 1076 Suspension bolt Center line for the piping hole 265 1236 265 1076 more than 260 265 1236 Unit mm LRNV186VBA0 LRNN186VBA0 LRNV182VBA0 LRNN182VBA0 LRNV246VBA0 LRNN246VBA0 LRNV242VBA0 LRNN242VBA0 ...

Page 101: ... F F lndoor unit LEV Heating Cooling Filter Filter Thermistor Refrigerant pipe connection port diameter Model LRNV186VBA0 LRNN186VBA0 LRNV182VBA0 LRNN182VBA0 Ø15 88 5 8 Ø9 52 3 8 LRNV246VBA0 LRNN246VBA0 LRNV242VBA0 LRNN242VBA0 Ø15 88 5 8 Ø9 52 3 8 Gas Liquid unit mm inch ...

Page 102: ... CN PIPE CN PIPE O CN ROOM CN REMO CN POWER CN MOTOR2 CN COMM CN DISP1 CN LEV CN STEP M1 CN PIPE CN PIPE O CN ROOM CN REMO AC POWER SUPPLY AC FAN MOTOR OUTPUT DRAIN PUMP OUTPUT COMMUNICATION DISPLAY LEV OUTPUT STEP MOTOR FLOAT SWITCH INPUT PIPE SENSOR DISCHARGE PIPE SENSOR ROOM SENSOR REMOTE CONTROLLER WHITE YELLOW WHITE WHITE WHITE WHITE WHITE BLUE WHITE RED BLUE WHITE AC POWER LINE INPUT FOR IND...

Page 103: ...he girlle from chassis Remove the screws securing the side plate and push to the bottom side Unhook the hanger from the hanger screw at the left and the right side Pick out the inlet grille 3 Remove the lower air guide Remove a screw of both side fixing barrier air guide Remove the screws of both sides of the lower air guide Remove the lower air guide toward arrow mark by turning upwards as shown ...

Page 104: ...he crossflow fan to the fan motor shaft do not remove Remove the crossflow fan by sliding it out from the shaft of fan motor 5 Remove the control box Assembly Disconnect the step motor connector fan motor connector display PCB connector thermistor connector and door switch con nector from the main PCB If necessary disconnect power supply cord and connecting cable from the terminal block and remove...

Page 105: ...ly Remove the screws of both side of diffuser assembly 4 pieces Push the upper side of cabinet strongly to pull out the inner hook of diffuser frame from the cabinet hole Take up the diffuser frame carefully not so as to harm the display PCB wires and the step motor wires 8 Remove display PCB assembly Remove the screws at the both side of dis play cover If necessary disconnect the display PCB conn...

Page 106: ...sembly Remove the both side of screws 4 pieces Pull out the drain pan assembly Be careful not to harm to the EPS packing of drain pan and the tubings of evaporator 11 Remove the evaporator Remove the screws of both sides securing the EVA barrier R L on the side cabinet Remove the screws which fasten the barrier on the evaporator and take out the barrier assembly Remove the evaporator assembly by s...

Page 107: ...Service Manual 107 1 Specification 108 2 Functions 112 3 Operation Details 113 4 Dimensional Drawings 118 5 Piping Diagrams 119 6 Wiring Diagrams 120 7 Disassembly of the parts 121 Wall Mounted Type ...

Page 108: ... 8 5 12 10 5 10 3 198 177 162 5 247 230 212 336 318 300 424 371 364 Direct Direct Direct Direct Phase Control Phase Control Phase Control Phase Control Microprocessor Thermostatforcooling Microprocessor Thermostatforcooling Microprocessor Thermostatforcooling Microprocessor Thermostatforcooling Foamed polystrene Foamed polystrene Foamed polystrene Foamed polystrene Resin Net washable Resin Net was...

Page 109: ...rect Direct Direct Direct Phase Control Phase Control Phase Control Phase Control Microprocessor Thermostatforcoolingandheating Microprocessor Thermostatforcoolingandheating Microprocessor Thermostatforcoolingandheating Microprocessor Thermostatforcoolingandheating Foamed polystrene Foamed polystrene Foamed polystrene Foamed polystrene Resin Net washable Resin Net washable Resin Net washable Resin...

Page 110: ...Without S parts 20 40ft LRNV072SRA L 0 LRNV092SRA L 0 LRNV122SRA L 0 LRNV182STA L 0 2 100 2 600 3 500 5 300 1 806 2 235 3 009 4 557 7 165 8 871 11 942 18 084 900 285 156 900 285 156 900 285 156 1090 314 172 35 4 11 2 6 1 35 4 11 2 6 1 35 4 11 2 6 1 42 9 12 4 6 8 2 12 20 2 12 20 2 12 20 2 13 20 0 13 0 13 0 13 0 23 Cross Flow Fan Cross Flow Fan Cross Flow Fan Cross Flow Fan 15 15 15 25 0 20 0 20 0 2...

Page 111: ...g Quantity Without S parts 20 40ft LRNN072SRA L 0 LRNN092SRA L 0 LRNN122SRA L 0 LRNN182STA L 0 2 100 2 600 3 500 5 300 1 806 2 235 3 009 4 557 7 165 8 871 11 942 18 084 2 363 2 925 3 938 5 963 2 031 2 515 3 385 5 127 8 061 9 980 13 435 20 345 900 285 156 900 285 156 900 285 156 1090 314 172 35 4 11 2 6 1 35 4 11 2 6 1 35 4 11 2 6 1 42 9 12 4 6 8 2 12 20 2 12 20 2 12 20 2 13 20 0 13 0 13 0 13 0 23 ...

Page 112: ...ly switched from high to low speed The louver can be set at the desired position or swing up and down automatically Indoor Unit Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature control Starting Current Control Time Delay Safety Control Indoor Fan Speed Control Operation indication Lamps LED Health Dehumidification Operation Both the indoor and outdoor fan stops d...

Page 113: ...received the intake air temperature is detected and the setting temperature is automatically set according to the intake air temperature 26 C Intake Air Temperature 25 C 24 C Intake Intake Air Temperature 26 C Intake Air Temperature 1 C 18 C Intake Intake Air Temperature 24 C Intake Air Temperature 0 5 C Intake Air Temperature 18 C 18 C While in compressor off the indoor fan repeats low airflow sp...

Page 114: ...ehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode before Fuzzy operation is operated 1 Fuzzy Operation for Cooling According to the setting temperature selected by Fuzzy rule when the intake air temperature is 0 5 C or more below the setting temperature the compressor is turned off When 0 5 C or more above the setting temperature the compre...

Page 115: ...turned on Compressor ON Temperature Setting Temperature Compressor OFF Temperature Setting Temperature 3 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 20 C Intake Air Temperature Intake Air Temperature 0 5 C Intake Air Temperature 20 C 20 C When the Fuzzy key Temperature Control key is input after t...

Page 116: ... are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different Chaos Natural Wind Mode When the Chaos Natural Wind mode is selected and then operated the high medium or low speed of the airflow mode is operated for 2 15 sec randomly by the Chaos Simulation Jet Cool Mode Operation While in heating mode or Fuzzy operation the Jet Cool k...

Page 117: ...3 seconds If you want to stop the operation re press the button Protection of the evaporator pipe from frosting If the indoor pipe temperature is below 0 C in 7 min after the compressor operates without any pause while in cooling cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting When the indoor pipe temperature is 7 ...

Page 118: ...ation plate D H W More than 5cm More than 5cm More than 2 3m More than 5cm 40 20 40 0 0 D 0 B C A 210 105 ST 18k SR 7k 9k 12k Distance mm CHASSIS Grade Installation plate Ø70mm Left rear piping Right rear piping C D B A Ø70mm W 900 1090 H 285 314 D 156 172 Model LRNV076SRA L 0 LRNN076SRA L 0 LRNV072SRA L 0 LRNN072SRA L 0 LRNV096SRA L 0 LRNN096SRA L 0 LRNV092SRA L 0 LRNN092SRA L 0 LRNV126SRA L 0 LR...

Page 119: ...rt diameter MODEL GAS LIQUID LRNV076SRA L 0 LRNN076SRA L 0 LRNV072SRA L 0 LRNN072SRA L 0 Ø12 7 1 2 Ø6 35 1 4 LRNV096SRA L 0 LRNN096SRA L 0 LRNV092SRA L 0 LRNN092SRA L 0 Ø12 7 1 2 Ø6 35 1 4 LRNV126SRA L 0 LRNN126SRA L 0 LRNV122SRA L 0 LRNN122SRA L 0 Ø12 7 1 2 Ø6 35 1 4 LRNV186STA L 0 LRNN186STA L 0 LRNV182STA L 0 LRNN182STA L 0 Ø15 88 5 8 Ø9 52 3 8 unit mm inch ...

Page 120: ...R NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY BLACK AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR AC FAN MOTOR OUTPUT WHITE MOTOR OUTPUT OF PHASE CONTROL CN AC DC AC DC CONNECTION GRAY CONNECTION BETWEEN AC PCB AND DC PCB CN COMM COMMUNICATION BLACK CONNECTION BETWEEN INDOOR AND OUTDOOR CN DISP1 DISPLAY BLUE DISPLAY OF INDOOR STATUS CN DISP2 DISPLAY WHITE DISPLAY OF INDOOR STATUS C...

Page 121: ...d down air discharge louver to open position horizontally by finger pressure Remove the securing screws To remove the Grille pull the lower left and right side of the grille toward you slightly tilted and lift it straight upward 1 To remove the sensor housing connect earth connector step motor connector with sen sor holder Motor Evaporator P C B Screw Earth Conductor Motor Connector LEV Connector ...

Page 122: ...s securing the evaporator and the holder eva Unhook the tab on the right inside of the chassis at the same time slightly pull the evaporator toward you until the tab is clear of the slot 5 To remove the Cross Flow Fan Loosen the screw securing the cross flow fan to the fan motor do not remove Lift up the right side of the cross flow fan and the fan motor separate the fan motor from the cross flow ...

Page 123: ...ual 123 1 Specification 124 2 Functions 128 3 Operation Details 129 4 Display Function 135 5 Dimensional Drawings 136 6 Piping Diagrams 137 7 Wiring Diagrams 138 8 Disassembly of the parts 139 Art Cool Type Deluxe ...

Page 124: ...an 8 8 15 0 17 0 17 0 20 6 5 6 2 6 7 7 7 6 4 8 8 8 7 5 230 219 212 272 247 226 311 283 265 Direct Direct Direct Phase Control Phase Control Phase Control Microprocessor Thermostatforcooling Microprocessor Thermostatforcooling Microprocessor Thermostatforcooling Foamed polystrene Foamed polystrene Foamed polystrene Resin Net washable Resin Net washable Resin Net washable Fuse Fuse Fuse Ø6 35 1 4 Ø6...

Page 125: ...20 2 13 20 0 15 0 15 Cross Flow Fan Cross Flow Fan 30 30 0 25 0 25 12 6 11 5 10 15 14 13 445 406 353 530 494 459 Direct Direct Phase Control Phase Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Foamed polystrene Foamed polystrene Resin Net washable Resin Net washable Fuse Fuse Ø9 52 3 8 Ø9 52 3 8 Ø15 88 5 8 Ø15 88 5 8 20 20 13 28 6 13 28 6 42 40 37 44 41 38 1 2...

Page 126: ...et Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Front Panel Position Stuffing Quantity Without S parts 20 40ft LRNN076SU 0 LRNN096SU 0 LRNN126SU 0 2 100 2 600 3 500 1 806 2 235 3 009 7 165 8 871 11 942 2 363 2 925 3 938 2 031 2 515 3 385 8 061 9 980 13 435 1030 290 153 1030 290 153 1030 290 153 40 6 11 4 6 1 4...

Page 127: ...re Control Sound Absorbing Thermal Insulation Material Air Filter Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Front Panel Position Stuffing Quantity Without S parts 20 40ft LRNN186S3 0 LRNN246S3 0 5 300 7 000 4 557 6 019 ...

Page 128: ...ular operation The fan speed is automatically switched from high to low speed The louver can be set at the desired position or swing up and down automatically Indoor Unit Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature control Starting Current Control Time Delay Safety Control Indoor Fan Speed Control Soft Dry Operation Mode Both the indoor and outdoor fan stops...

Page 129: ...pressor OFF Temp Setting Temp 0 5 C While in compressor running operating with the airflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting Healthy Dehumidification Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temp is automaticall...

Page 130: ...pipe temperature is measured and it is com pared with the present indoor pipe temperature to get the difference of the indoor pipe temperatures the maximum temperature of indoor pipe the present temperature of indoor pipe according to which whether to carry out defrost control or not is determined 2 According to the need of defrost control shown above and the elapsed time of heating mode operation...

Page 131: ... 22 C Intake Air Temp 24 C Intake Air Temp 0 5 C 18 C Intake Air Temp 22 C Intake Air Temp Intake Air Temp 18 C 18 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the...

Page 132: ...time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached If the appliance is operating at the time set by the timer the operation continues Off Timer Operation When the set time is reached after the time is input by the remote control the appliance stops operating The timer LED is on when ...

Page 133: ...at cooling mode operation In the Jet Cool mode operation the room temperature is controlled to the setting temperature 18 C When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode has the priority When the Jet Cool key is input the upper lower vanes are reset to those of the initial cooling mode and then operated in order that the air outflow could reach further F...

Page 134: ...e operated again Remote Control Operation Mode When the remote control is selected by the slide switch on the main unit the appliance operates according to the input by the remote control Protection of the evaporator pipe from frosting If the indoor pipe temp is below 0 C in 7 min after the compressor operates without any pause while in cooling cycle operation mode the compressor and the outdoor f...

Page 135: ...on Timer Mode Lights up during Timer operation Auto Cleaning Mode Lights up during Auto Cleaning reservation Jet Cool Mode Lights up during Jet Cool Operation Fan Speed Low Lights up when Fan speed is low Fan Speed Medium Lights up when Fan speed is Medium Fan Speed High Lights up when Fan speed is High Fan Speed Chaos Lights up when Fan speed is Chaos Desire temperature For cooling dehumidificati...

Page 136: ...LRNV242S3 0 LRNN242S3 0 More than 10cm More than 2 3m More than 5cm More than 5cm Installation plate Pipe See Note Drain Hose D H W 45 45 4 R7 R208 153 78 52 1030 1030 494 361 970 153 53 13 unit mm W 1030 H 290 D 153 Model LRNV076SU 0 LRNN076SU 0 LRNV072SU 0 LRNN072SU 0 LRNV096SU 0 LRNN096SU 0 LRNV092SU 0 LRNN092SU 0 LRNV126SU 0 LRNN126SU 0 LRNV122SU 0 LRNN122SU 0 LRNV186S3 0 LRNN186S3 0 LRNV182S3...

Page 137: ...Blue D Wood W White C Cherry MODEL GAS LIQUID LRNV076SU 0 LRNN076SU 0 LRNV072SU 0 LRNN072SU 0 Ø12 7 1 2 Ø6 35 1 4 LRNV096SU 0 LRNN096SU 0 LRNV092SU 0 LRNN092SU 0 Ø12 7 1 2 Ø6 35 1 4 LRNV126SU 0 LRNN126SU 0 LRNV122SU 0 LRNN122SU 0 Ø12 7 1 2 Ø6 35 1 4 LRNV186S3 0 LRNN186S3 0 LRNV182S3 0 LRNN182S3 0 Ø12 7 1 2 Ø6 35 1 4 LRNV246S3 0 LRNN246S3 0 LRNV242S3 0 LRNN242S3 0 Ø15 88 5 8 Ø9 52 3 8 unit mm inch ...

Page 138: ... DESCRIPTION CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY BLACK AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR AC FAN MOTOR OUTPUT WHITE MOTOR OUTPUT OF PHASE CONTROL CN COM COMMUNICATION BLACK COMMUNICATION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN L R STEP MOTOR BLUE STEP MOTOR OUTPUT FOR LEFT RIGHT CN U D STEP MOTOR WHITE STEP MOTOR OUTPUT ...

Page 139: ...s set to OFF To remove the Grille from the Chassis Hold up Inlet Grille Horizentally To remove the Grille pull the lower left and right side of the grille toward you slightly tilted and lift it straight upward To seperate connecter assembly and than to remove Inlet Grille assembly 1 Before removing the control box be sure to take out the wire screwed at the other end ...

Page 140: ... Pull the control box out from the chassis carefully 3 To remove the Discharge Grille Unhook the discharge grille and pull the discharge grille out from the chassis carefully 4 To remove the Evaporator Remove 3 screws securing the evaporator at the left 2EA in the Eva Holder at the right 1EA ...

Page 141: ...ve the Motor Cover Remove 2 securing screw Pull the motor cover out from the chassis carefully 6 To remove the Cross Flow Fan Loosen the screw securing the cross flow fan to the fan motor do not remove Lift up the right side of the cross flow fan and the fan motor separate the fan motor from the cross flow fan Remove the left end of the cross flow fan from the self aligning bearing Motor cover ...

Page 142: ...142 Indoor Unit ...

Page 143: ...Manual 143 1 Specification 144 2 Functions 148 3 Operation Details 149 4 Display Function 154 5 Dimensional Drawings 155 6 Piping Diagrams 156 7 Wiring Diagrams 157 8 Disassembly of the parts 158 Art Cool Type ...

Page 144: ...568 137 570 568 137 22 4 22 3 5 4 22 4 22 3 5 4 1 18 21 1 18 21 0 16 0 16 Turbo Fan Turbo Fan 24 24 1 5 1 5 7 6 5 6 8 7 8 1 7 5 247 230 212 307 286 265 Direct Direct BLDC BLDC Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Foamed polystrene Foamed polystrene Accessory Accessory Fuse Fuse Ø6 35 1 4 Ø6 35 1 4 Ø12 7 1 2 Ø12 7 1 2 20 20 12 26 5 12 26 5 36 33 30 40 36 31 1 ...

Page 145: ...an Turbo Fan 24 24 1 5 1 5 7 6 5 6 8 7 8 1 7 5 247 230 212 307 286 265 Direct Direct BLDC BLDC Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Foamed polystrene Foamed polystrene Accessory Accessory Fuse Fuse Ø6 35 1 4 Ø6 35 1 4 Ø12 7 1 2 v12 7 1 2 20 20 12 26 5 12 26 5 36 33 30 40 36 31 1 220 240 50 1 220 240 50 LEV LEV CV2 0 X 3C CV2 0 X 3C CVV...

Page 146: ...Temperature Control Sound Absorbing Thermal Insulation Material Air Filter Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Front Panel Position Stuffing Quantity Without S parts 20 40ft LRNV092SP 0 LRNV122SP 0 2 600 3 500 2 2...

Page 147: ...te H M L cmm cfm Drive Speed control Temperature Control Sound Absorbing Thermal Insulation Material Air Filter Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Front Panel Position Stuffing Quantity Without S parts 20 40ft LR...

Page 148: ...ing the Room Temperature Room temperature control Starting Current Control Time Delay Safety Control Indoor Fan Speed Control Operation indication Lamps LED Soft Dry Operation Mode Both the indoor and outdoor fan stops dur ing defrosting The indoor fan does not rotate until the evaporator pipe temperature will be reached at 28 C Sleep Mode Auto Control Natural Air Control by CHAOS Logic Airflow Di...

Page 149: ...re 0 5 C While in compressor running operating with the airflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting Healthy Dehumidification Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temperature is automatically set according to t...

Page 150: ...ng to the intake air temperature at that moment as follows 24 C Inatake Air Temperature Fuzzy Operation for Cooling 21 C Inatake Air Temperature 24 C Fuzzy Operation for Dehumidification Inatake Air Temperature 21 C Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode bef...

Page 151: ...off When below the setting temperature the com pressor is turned on Compressor ON Temperature Setting Temperature Compressor OFF Temperature Setting Temperature 3 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 20 C Intake Air Temperature Intake Air Temperature 0 5 C Intake Air Temperature 20 C 20 C W...

Page 152: ...the indoor fan is set to the medium Chaos Swing Mode By the Chaos Swing key input the louvers vane automatically operate with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different Jet Cool Mode Operation While in heating mode or Fuzzy operation the Jet Cool key cannot be input When it is input while in ...

Page 153: ... selected by the slide switch on the main unit the appliance operates according to the input by the remote control Protection of the evaporator pipe from frosting If the indoor pipe temperature is below 0 C in 7 min after the compressor operates without any pause while in cooling cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe f...

Page 154: ...154 Indoor Unit Display Function 4 Display Function Cooling Soft Dry Fan Heating Sleep Mode Timer Mode Hot start Defrost Operation Indicator Timer Indicator Sleep Timer Indicator Defrost Indicator ...

Page 155: ...V122SP 0 LRNN122SP 0 W 570 H 568 D 137 LRNV096SP 0 LRNN096SP 0 LRNV092SP 0 LRNN092SP 0 LRNV126SP 0 LRNN126SP 0 LRNV122SP 0 LRNN122SP 0 Pipe Hole Fix Hole Hanger Hole H W D More than 10cm Lower than 2 3m More than 50cm More than 2m or Higher than eye level More than 50cm 125 320 84 97 6 137 38 570 423 1 1 4 R15 568 498 320 114 108 505 568 112 1 ...

Page 156: ...an lndoor unit LEV Heating Cooling Filter Filter Thermistor Refrigerant pipe connection port diameter Color M Metal D Wood B Blue Model LRNV096SP 0 LRNN096SP 0 LRNV092SP 0 LRNN092SP 0 LRNV126SP 0 LRNN126SP 0 LRNV122SP 0 LRNN122SP 0 Gas 12 7 1 2 Liquid 6 35 1 4 unit mm inch ...

Page 157: ...LOR DESCRIPTION CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2 AC FAN MOTOR OUTPUT WHITE MOTOR OUTPUT OF PHASE CONTROL CN COM COMMUNICATION WHITE COMMUNICATION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN D1 DISPLAY BLUE DISPLAY OF INDOOR STATUS CN D2 DISPLAY WHITE DISPLAY OF INDOOR STATUS CN LR1 STEP MOTOR WHITE STEP MOTOR OUTPUT FOR...

Page 158: ...s of panel front After pull down this panel a bit separate connecting wire with product 2 To remove the Control Box Before removing the control box be sure to disconnect the wires from PWB Pull the cover control out from the control box and disconnect other wires Remove securing screws Pull the control box out from the chassis carefully Panel Front Connector Step Motor Connectors Sensor Connector ...

Page 159: ...ng the Turbo Fan Remove the securing screws from the chassis Pull the pipe cover top cover and the air guide 5 To remove the Motor Remove the securing bolt from the motor shaft Pull the fan out from the motor shaft Remove 4 screws securing motor mount from the chassis and lift up the motor mount and the bracket Top Cover Pipe Cover Air Guide Turbo Fan Bracket Bolt Motor Mount ...

Page 160: ...160 Indoor Unit ...

Page 161: ...nual 161 1 Specification 162 2 Functions 166 3 Operation Details 169 4 Display Function 173 5 Dimensional Drawings 174 6 Piping Diagrams 175 7 Wiring Diagrams 176 8 Disassembly of the parts 177 Art Cool Type Wide ...

Page 162: ...perature Control Sound Absorbing Thermal Insulation Material Air Filter Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Front Panel Position Stuffing Quantity Without S parts 20 40ft LRNV126SV 0 LRNV186SV 0 3 500 5 300 3 009 ...

Page 163: ...bo Fan 20x2 20x2 1 3x2 1 3x2 8 6 8 7 3 13 5 11 4 10 4 304 283 258 477 403 367 5 Direct Direct BLDC BLDC Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Foamed polystrene Foamed polystrene Accessory Accessory Fuse Fuse Ø9 52 3 8 Ø9 52 3 8 Ø15 88 5 8 Ø15 88 5 8 20 20 15 33 15 33 43 42 40 46 43 42 1 220 240 50 1 220 240 50 LEV LEV CV2 0 X 3C CV2 0 X...

Page 164: ...ture Control Sound Absorbing Thermal Insulation Material Air Filter Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Front Panel Position Stuffing Quantity Without S parts 20 40ft LRNV122SV 0 LRNV182SV 0 3 500 5 300 3 009 4 55...

Page 165: ... cmm cfm Drive Speed control Temperature Control Sound Absorbing Thermal Insulation Material Air Filter Safety Device Liquid Side mm inch Pipe Connections Gas Side mm inch Drain Pipe ID mm Net Weight kg lbs Noise Level Sound Press 1 5m H M L dBA 3 Power Supply Ø V Hz Refrigerant Control Power cable mm2 Transmission cable mm2 Front Panel Position Stuffing Quantity Without S parts 20 40ft LRNN122SV ...

Page 166: ...r Sensing the Room Temperature Room temperature control Starting Current Control Time Delay Safety Control Indoor Fan Speed Control Operation indication Lamps LED Soft Dry Operation Mode Both the indoor and outdoor fan stops dur ing defrosting The indoor fan does not rotate until the evaporator pipe temperature will be reached at 28 C Sleep Mode Auto Control Natural Air Control by CHAOS Logic Airf...

Page 167: ...pressor OFF Temp Setting Temp 0 5 C While in compressor running operating with the airflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting Healthy Dehumidification Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temp is automaticall...

Page 168: ...pipe temperature is measured and it is com pared with the present indoor pipe temperature to get the difference of the indoor pipe temperatures the maximum temperature of indoor pipe the present temperature of indoor pipe according to which whether to carry out defrost control or not is determined 2 According to the need of defrost control shown above and the elapsed time of heating mode operation...

Page 169: ... 22 C Intake Air Temp 24 C Intake Air Temp 0 5 C 18 C Intake Air Temp 22 C Intake Air Temp Intake Air Temp 18 C 18 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the...

Page 170: ...time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached If the appliance is operating at the time set by the timer the operation continues Off Timer Operation When the set time is reached after the time is input by the remote control the appliance stops operating The timer LED is on when ...

Page 171: ...ers closed at extremely high speed for 60 minutes setting the room temp automatically to 30 C Forced Operation Operation procedures when the remote control can t be used The operation will be started if the power button is pressed If you want to stop operation re press the button While in forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate ...

Page 172: ...operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting When the indoor pipe temp is 7 C or higher after 3 min pause of the compressor the compressor and the outdoor fan is turned on according to the condition of the room temperature Buzzer Sounding Operation When the appliance operation key is input by the remote control the sh...

Page 173: ...Service Manual 173 Display Function 4 Display Function Cooling Soft Dry Fan Heating Sleep Mode Timer Mode Hot start Defrost Operation Indicator Timer Indicator Sleep Timer Indicator Defrost Indicator ...

Page 174: ...122SV 0 LRNN122SV 0 LRNV186SV 0 LRNN186SV 0 LRNV182SV 0 LRNN182SV 0 W 928 H 522 D 147 LRNV126SV 0 LRNN126SV 0 LRNV122SV 0 LRNN122SV 0 LRNV186SV 0 LRNN186SV 0 LRNV182SV 0 LRNN182SV 0 H W D Pipe Hole Pipe Hole 240mm 60mm 240mm 60mm More than 10cm More than 50cm More than 2m More than 50cm Unit mm ...

Page 175: ...unit LEV Heating Cooling Filter Filter Thermistor Refrigerant pipe connection port diameter Color M Metal D Wood B Blue Model Gas Liquid LRNV126SV 0 LRNN126SV 0 LRNV122SV 0 LRNN122SV 0 Ø15 88 5 8 Ø9 52 3 8 LRNV186SV 0 LRNN186SV 0 LRNV182SV 0 LRNN182SV 0 Ø15 88 5 8 Ø9 52 3 8 unit mm inch ...

Page 176: ...SCRIPTION CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2 AC FAN MOTOR OUTPUT WHITE MOTOR OUTPUT OF PHASE CONTROL CN COM COMMUNICATION WHITE COMMUNICATION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN D1 DISPLAY BLUE DISPLAY OF INDOOR STATUS CN D2 DISPLAY WHITE DISPLAY OF INDOOR STATUS CN LR1 STEP MOTOR WHITE STEP MOTOR OUTPUT FOR LEFT ...

Page 177: ...lle bottom then pull it down and remove 3 securing screws Lift the both lower parts of panel front After pull down this panel a bit separate connecting wire with product 2 To remove the Control Box Before removing the control box be sure to disconnect the wires from PWB Pull the cover control out from the control box and disconnect other wires Remove securing screws Pull the control box out from t...

Page 178: ...g the Turbo Fan Remove the securing screws from the chassis Pull the pipe cover top cover and the air guide 5 To remove the Motor Remove the securing bolt from the motor shaft Pull the fan out from the motor shaft Remove 4 screws securing motor mount from the chassis and lift up the motor mount and the bracket Top Cover Air Guide Pipe Cover Bolt Motor Mount Bracket Turbo Fan ...

Page 179: ...Service Manual 179 Outdoor unit ...

Page 180: ...180 Outdoor Unit 1 Specifications 181 2 Function 203 3 Dimensions 219 4 Piping Diagrams 223 5 Wiring Diagrams 232 LRUV LRUN Series ...

Page 181: ...Power Supply Ø V Hz 5 6 8 10 LRUV508T0 LRUV608T0 LRUV808T0 LRUV1008T0 LRUV508T0 LRUV608T0 LRUV808T0 LRUV1008T0 14 000 16 000 22 400 28 000 12 000 13 800 19 300 24 100 47 800 54 600 76 400 95 500 4 6 5 7 7 1 8 9 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll Scroll Scroll Scroll LG LG LG LG 77 87 77 87 77 87 77 87 110 3472 3472 3472 3472 2900 4309x1 4309x...

Page 182: ...S0 LRUC808TS0 33 600 39 200 44 800 50 400 28 900 33 700 38 500 43 300 114 700 133 800 152 900 172 000 11 8 13 9 14 15 9 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll Scroll Scroll Scroll LG LG LG LG 77 87 110 77 87 110 77 87 110 110 110 77 87 110 110 110 3472 2900 3472 2900 3472 2900 2900 2900 3472 2900 2900 2900 4309 4900 4309 4900 4309 4900 4900 4900 ...

Page 183: ...8TS0 LRUC1008TS0 LRUC1208TS0 LRUC808TR0 LRUC808TR0 56 000 61 600 67 200 72 800 48 200 53 000 57 800 62 600 191 100 210 200 229 300 248 400 17 8 20 7 23 6 22 9 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll Scroll Scroll Scroll LG LG LG LG 77 87 110 110 110 77 87 110 110 110 77 87 110 110 110 77 87 110 110 110 x2 3472 2900 2900 2900 3472 2900 2900 2900 34...

Page 184: ...C1008TR0 LRUC1008TR0 LRUC1008TR0 LRUC1008TR0 LRUC1008TR0 78 400 84 000 89 600 95 200 67 400 72 200 77 100 81 900 267 500 286 600 305 700 324 800 24 8 26 7 29 6 31 7 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll Scroll Scroll Scroll LG LG LG LG 77 87 110 110 110 x2 77 87 110 110 110 x2 77 87 110 110 110 x2 77 87 110 110 110 x2 3472 2900 2900 2900 x2 3472...

Page 185: ...ant Refigerant name Control Power Supply Ø V Hz 36 38 40 LRUV3608TR0 LRUV3808TR0 LRUV4008TR0 LRUV1208TR0 LRUV1408TR0 LRUV1608TR0 LRUC1208TR0 LRUC1208TR0 LRUC1208TR0 LRUC1208TR0 LRUC1208TR0 LRUC1208TR0 100 800 106 400 112 000 86 700 91 500 96 300 343 900 363 100 382 200 35 4 37 5 39 5 WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Scroll Scroll Scroll LG LG LG 77 87 110 110 110 x2 7...

Page 186: ...mm2 Transmission Cable mm2 Refigerant Refigerant name Control Power Supply Ø V Hz 5 6 8 10 LRUN508T0 LRUN608T0 LRUN808T0 LRUN1008T0 LRUN508T0 LRUN608T0 LRUN808T0 LRUN1008T0 14 000 16 000 22 400 28 000 12 000 13 800 19 300 24 100 47 800 54 600 76 400 95 500 15 800 18 000 25 200 31 500 13 600 15 500 21 700 27 100 53 900 61 400 86 000 107 500 4 6 5 7 7 8 9 5 1 6 1 6 8 8 6 WARM GRAY WARM GRAY WARM GRA...

Page 187: ...N1208T0 LRUN1408T0 LRUN1608TS0 LRUN1808TS0 LRUN1208T0 LRUN1408T0 LRUN808TS0 LRUN1008TS0 LRUH808TS0 LRUH808TS0 33 600 39 200 44 800 50 400 28 900 33 700 38 500 43 300 114 700 133 800 152 900 172 000 37 800 44 100 50 400 56 700 32 500 37 900 43 300 48 800 129 000 150 500 172 000 193 500 11 8 13 9 14 15 9 11 13 13 6 15 4 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver ...

Page 188: ... LRUN1208TS0 LRUN1008TR0 LRUH1008TS0 LRUH1008TS0 LRUH1208TS0 LRUH808TR0 LRUH808TR0 56 000 61 600 67 200 72 800 48 200 53 000 57 800 62 600 191 100 210 200 229 300 248 400 63 000 69 300 75 600 81 900 54 200 59 600 65 000 70 400 225 000 236 500 258 000 279 500 17 8 20 7 23 6 22 9 17 2 19 6 22 22 2 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll Scroll Scrol...

Page 189: ...UH1008TR0 LRUH1008TR0 LRUH1008TR0 LRUH1008TR0 LRUH1008TR0 LRUH1008TR0 LRUH1008TR0 LRUH1008TR0 78 400 84 000 89 600 95 200 67 400 72 200 77 100 81 900 267 500 286 600 305 700 324 800 88 200 94 500 100 800 107 100 75 900 81 300 86 700 92 100 301 000 322 500 343 900 365 400 24 8 26 7 29 6 31 7 24 25 8 28 2 30 2 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll...

Page 190: ...ply Cable mm2 Transmission Cable mm2 Refigerant Refigerant name Control Power Supply Ø V Hz 36 38 40 LRUN3608TR0 LRUN3808TR0 LRUN4008TR0 LRUN1208TR0 LRUN1408TR0 LRUN1608TR0 LRUH1208TR0 LRUH1208TR0 LRUH1208TR0 LRUH1208TR0 LRUH1208TR0 LRUH1208TR0 100 800 106 400 112 000 86 700 91 500 96 300 343 900 363 100 382 200 113 400 119 700 126 000 97 500 102 900 108 400 386 900 408 400 429 900 35 4 37 5 39 5 ...

Page 191: ...le mm2 Transmission Cable mm2 Refigerant Refigerant name Control Power Supply Ø V Hz 5 6 8 10 LRUV509T0 LRUV609T0 LRUV809T0 LRUV1009T0 LRUV509T0 LRUV609T0 LRUV809T0 LRUV1009T0 14 000 16 000 22 400 28 000 12 000 13 800 19 300 24 100 47 800 54 600 76 400 95 500 4 6 5 7 7 1 8 9 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll Scroll Scroll Scroll LG LG LG LG ...

Page 192: ...409T0 LRUV1609TS0 LRUV1809TS0 LRUV1209T0 LRUV1409T0 LRUV809TS0 LRUV1009TS0 LRUC809TS0 LRUC809TS0 33 600 39 200 44 800 50 400 28 900 33 700 38 500 43 300 114 700 133 800 152 900 172 000 11 8 13 9 14 15 9 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll Scroll Scroll Scroll LG LG LG LG 77 87 110 77 87 110 77 87 110x3 77 87 110x3 3472 3500 3472 3500 3472 3500...

Page 193: ...RUV1209TS0 LRUV1409TS0 LRUC1009TS0 LRUC1009TS0 LRUC1209TS0 LRUC1209TS0 56 000 61 600 67 200 72 800 48 200 53 000 57 800 62 600 191 100 210 200 229 300 248 400 17 8 20 7 23 6 25 7 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll Scroll Scroll Scroll LG LG LG LG 77 87 110x3 77 87 110x3 77 87 110x3 77 87 110x3 3472 3500 3500 3500 3472 3500 3500 3500 3472 3500...

Page 194: ...RUC1009TR0 LRUC1009TR0 LRUC1009TR0 LRUC1009TR0 LRUC1009TR0 LRUC1009TR0 LRUC1009TR0 78 400 84 000 89 600 95 200 67 400 72 200 77 100 81 900 267 500 286 600 305 700 324 800 24 8 26 7 29 6 31 7 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll Scroll Scroll Scroll LG LG LG LG 77 87 110x5 77 87 110x5 77 87 110x5 77 87 110x5 3472 3500 3500 3500 x2 3472 3500 3500...

Page 195: ...on Cable mm2 Refigerant Refigerant name Control Power Supply Ø V Hz 36 38 40 LRUV3609TR0 LRUV3809TR0 LRUV4009TR0 LRUV1209TR0 LRUV1409TR0 LRUV1609TR0 LRUC1209TR0 LRUC1209TR0 LRUC1209TR0 LRUC1209TR0 LRUC1209TR0 LRUC1209TR0 100 800 106 400 112 000 86 700 91 500 96 300 343 900 363 100 382 200 35 4 37 5 39 5 WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Scroll Scroll Scroll LG LG LG 77...

Page 196: ...tions Liquid Pipes mm inch Gas Pipes mm inch Dimensions W H D mm inch Net Weight kg lbs Power Supply Cable mm2 Transmission Cable mm2 Refigerant Refigerant name Control Power Supply Ø V Hz 8 10 12 LRUV80BT0 LRUV100BT0 LRUV120BT0 LRUV80BT0 LRUV100BT0 LRUV120BT0 22 400 28 000 33 600 19 300 24 100 28 900 76 400 95 500 114 700 7 7 9 8 11 8 WARM GRAY WARM GRAY WARM GRAY Scroll Scroll Scroll LG LG LG 53...

Page 197: ...ly Cable mm2 Transmission Cable mm2 Refigerant Refigerant name Control Power Supply Ø V Hz 5 6 8 10 LRUN509T0 LRUN609T0 LRUN809T0 LRUN1009T0 LRUN509T0 LRUN609T0 LRUN809T0 LRUN1009T0 14 000 16 000 22 400 28 000 12 000 13 800 19 300 24 100 47 800 54 600 76 400 95 500 15 800 18 000 25 200 31 500 13 600 15 500 21 700 27 100 53 900 61 400 86 000 107 500 4 6 5 7 7 8 9 5 1 6 1 6 8 8 6 WARM GRAY WARM GRAY...

Page 198: ...LRUN1209T0 LRUN1409T0 LRUN1609TS0 LRUN1809TS0 LRUN1209T0 LRUN1409T0 LRUN809TS0 LRUN1009TS0 LRUH809TS0 LRUH809TS0 33 600 39 200 44 800 50 400 28 900 33 700 38 500 43 300 114 700 133 800 152 900 172 000 37 800 44 100 50 400 56 700 32 500 37 900 43 300 48 800 129 000 150 500 172 000 193 500 11 8 13 9 14 15 9 11 13 13 6 15 4 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louv...

Page 199: ...09TS0 LRUN1209TS0 LRUN1209TS0 LRUN1409TS0 LRUH1009TS0 LRUH1009TS0 LRUH1209TS0 LRUH1209TS0 56 000 61 600 67 200 72 800 48 200 53 000 57 800 62 600 191 100 210 200 229 300 248 400 63 000 69 300 75 600 81 900 54 200 59 600 65 000 70 400 225 000 236 500 258 000 279 500 17 8 20 7 23 6 25 7 17 2 19 6 22 24 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin Scroll Scroll ...

Page 200: ...9TR0 LRUH1009TR0 LRUH1009TR0 LRUH1009TR0 LRUH1009TR0 LRUH1009TR0 LRUH1009TR0 LRUH1009TR0 LRUH1009TR0 78 400 84 000 89 600 95 200 67 400 72 200 77 100 81 900 267 500 286 600 305 700 324 800 88 200 94 500 100 800 107 100 75 900 81 300 86 700 92 100 301 000 322 500 343 900 365 400 24 8 26 7 29 6 31 7 24 25 8 28 2 30 2 WARM GRAY WARM GRAY WARM GRAY WARM GRAY Louver Fin Louver Fin Louver Fin Louver Fin...

Page 201: ...wer Supply Cable mm2 Transmission Cable mm2 Refigerant Refigerant name Control Power Supply Ø V Hz 36 38 40 LRUN3609TR0 LRUN3809TR0 LRUN4009TR0 LRUN1209TR0 LRUN1409TR0 LRUN1609TR0 LRUH1209TR0 LRUH1209TR0 LRUH1209TR0 LRUH1209TR0 LRUH1209TR0 LRUH1209TR0 100 800 106 400 112 000 86 700 91 500 96 300 343 900 363 100 382 200 113 400 119 700 126 000 97 500 102 900 108 400 386 900 408 400 429 900 35 4 37 ...

Page 202: ...ive Discharge Side Top Pipe Connctions Liquid Pipes mm inch Gas Pipes mm inch Dimensions W H D mm inch Net Weight kg lbs Power Supply Cable mm2 Transmission Cable mm2 Refigerant Refigerant name Control Power Supply Ø V Hz 8 10 12 LRUN80BT0 LRUN100BT0 LRUN120BT0 LRUN80BT0 LRUN100BT0 LRUN120BT0 22 400 28 000 33 600 19 300 24 100 28 900 76 400 95 500 114 700 25 200 31 500 37 800 21 700 27 100 32 500 ...

Page 203: ...ol 205 1 5 Fan control 205 2 Special control 205 2 1 Oil return control 205 2 3 Oil equalizing control 208 2 4 Stopping operation 211 3 Protection control 213 3 1 Pressure protection control 213 3 2 Discharge temperature control 215 3 3 inverter protection control 216 3 4 Liquid back control 216 3 5 Phase detection 216 4 Other control 217 4 1 Initial setup 217 ...

Page 204: ...mode Superheat Tsuction Tevaporation Tsuction temperature at suction pipe sensor C Tevaporation evaporation temperature equivalent to low pressure C 2 Sub LEV s fuzzy control Sub LEV operates with the same rules of main LEV but the operating range is Limited by main LEV s current opening rate Limited conditions liquid back control discharge temperature control etc 1 Basic control Compressor Fan Ma...

Page 205: ...rol and sub units Ø fan motors are all step motors 2 1 Oil return control 2 1 1 Oil return control on cooling mode Fan Step Left fan Right fan 0 Stop Stop 1 Low Stop 2 High Stop 3 Low Low 4 High Low 5 High High Fan frequency 5 Hz 5Hz Frq 10Hz 10 Hz Frq 20Hz 20 Hz Frq 30Hz 30 Hz Frq 40Hz Frq 40Hz Sub unit Main unit Inv Compressor Fan Main LEV 4way valve Subcooling LEV 30 Hz 0Hz Full open Off min St...

Page 206: ...Keep state Running Oil return operation pulse Keep state Ending Return to base pulse Thermo off unit LEV Close pulse Oil return operation pulse Close pulse Inv Compressor Fan Main LEV 4way valve Subcooling LEV 30 Hz 0Hz Full open On off min Starting Component Sub unit s compressor All off Hot gas bypass valve On 60 Hz High pressure control Full open Off min Running On On 30 Hz High pressure contro...

Page 207: ...stage during oil return control Compressor stage at normal oil return state 2441 kPa Normal oil return Emergncy Control 2441kPa 2657 kPa Pressure range Compressor stage Pressure range Compressor stage 36kPa 52kPa Normal oil return Emergncy Control 101 kPa Inv Compressor Fan Main LEV 4way valve Subcooling LEV 30 Hz 0Hz Full open On off min Starting Component Sub unit s compressor All off Hot gas by...

Page 208: ...ating close pulse Oil return operation pulse Heating close pulse Inv Compressor Fan Main LEV 4way valve Subcooling LEV Equalizing control High pressure control Full open Off Subcooling control Starting Component Sub unit s compressor Equalizing control Hot gas bypass valve Off Equalizing control High pressure control Full open Off Subcooling control Running Equalizing control Off Equalizing contro...

Page 209: ...ontrol On min pulse Starting Component Sub unit s compressor Equalizing control Hot gas bypass valve Off Equalizing control Low pressure control SH control On min pulse Running Equalizing control Off Equalizing control Low pressure control SH control On min pulse Ending Equalizing control Off Fan Normal Starting Indoor unit Thermo on unit LEV Normal Normal Running Normal Normal Ending Normal Therm...

Page 210: ...ntrol according to compressor stage table stage 1 down 2 Sub unit works with only one compressor for 2 min 3 Current operating compressor stops after 2 min 4 The other compressor runs for 2 min 5 After 2 min two compressors start to work after ending operation stage up Equalizing control about inverter compressor 1 Inverter compressor keep 30Hz operation during constant compressor operation 2 Freq...

Page 211: ...n Operation Component After 15 min from stop min After 15 min from stop off After 15 min from stop min Note Sub unit s compressor Off Hot gas bypass On After 15 min from stop Off Inv Compressor Fan Main LEV 4way valve Subcooling LEV 0Hz 0Hz Full open Off Full open Operation Component After 15 min from stop min Off After 15 min from stop min Note Sub unit s compressor Off Hot gas bypass On After 15...

Page 212: ...y main unit operates Fan Main LEV 4way valve Subcooling LEV Depends on main unit fan frequency Full open cooling SH control heating Same state to main unit Subcooling control cooling min pulse heating Operation Component Sub unit s compressor Off Hot gas bypass Normally Off ...

Page 213: ...on control 2284kPa Pc 2422kPa No frequency up 5Hz down sec High pressure control 10 Hz up sec System stop 2441kPa Pc 2657 kPa Pc 2657kPa Pc 2284kPa Low pressure control High pressure control Pressure range Compressor Fan Hot gas bypass 49 kPa Pe 62kPa 5Hz down sec Low pressure control 5Hz down sec No frequency up System stop 62 kPa Pe 101kPa Pe 101kPa Pe 49 kPa Low pressure control High pressure c...

Page 214: ...requency up 5Hz down sec System stop 2441kPa Pc 2657kPa Pc 2657kPa Pc 2108kPa High pressure control Low pressure control Pressure range Compressor Fan Hot gas bypass 49 kPa Pe 62 kPa 5Hz down sec No frequency up 5Hz up sec Low pressure control System stop 62kPa Pe 101kPa Pe 101kPa Pe 49 kPa High pressure control Low pressure control Pressure range Compressor Fan Hot gas bypass ...

Page 215: ...trol 98 C Tdis 103 C SH control Tdis 98 C If liquid injection is on No frequency up After 2min 5Hz 30sec System stop 103 Tdis 115 C Tdis 115 C Temperature range Compressor On Liquid injection If liquid injection is on No frequency up After 2min 5Hz 30sec 98 C Tdis 103 C Keep state Pressure control Tdis 98 C Off Max limit 300 pulse Subcooling LEV If liquid is on Max limit 300 pulse Max limit 150 pu...

Page 216: ...n is enable only for 5 sec after power is on 3 5 Pressure switch Sub unit Sub PCB has pressure switch connecting compressor with power relay and PCB Pressure switch s state is on normally so has small current of 220V AC Never touch the connecting terminal with hand or connect two wires directly Function 3 3 Inverter protection control AD CT 245 item 230 AD CT 245 AD CT 230 DC Peak High pressure sw...

Page 217: ... twinkle if communica tions are normal Sub unit After 40 sec led 1 is twinkle with period of 0 5sec If electric phase is reverse or missed led 6 is light on Another leds exceot led 1 must turn off in initial setup steps 3 Step 4 Auto addressing Auto addressing begin when red button in Main PCB is pressed for 6 sec During auto addressing 7 segment on main PCB display 88 After auto addressing no num...

Page 218: ...oltage 380 415V by 15 over 478V or more or is below the lowest limit 380V of rating voltage by 20 304V or less then the compressor is turned off and restart 3 minutes later 7 Controls for error occurrence 1 DC peak error Restart 3 minutes later System down if the error occurs 3 or more times in an hour 2 CT sensor error Restart 3 minutes later System down if the error occurs 3 or more times in an ...

Page 219: ...or Unit Half Size W L7 D 60 2 4 160 6 4 L4 L3 L2 D H L5 L1 L6 W mm inch 806 31 5 H mm inch 1555 61 2 D mm inch 730 28 7 L1 mm inch 1479 58 3 L2 mm inch 700 27 6 L3 mm inch 690 27 2 L4 mm inch 500 19 7 L5 mm inch 705 27 8 L6 mm inch 48 1 9 L7 mm inch 28 1 1 ...

Page 220: ...Unit D 60 2 4 160 6 4 L4 L3 L2 D H L5 L1 L6 W L7 W mm inch 1280 50 4 H mm inch 1555 61 2 D mm inch 730 28 7 L1 mm inch 1479 58 3 L2 mm inch 700 27 6 L3 mm inch 690 27 2 L4 mm inch 900 35 4 L5 mm inch 705 27 8 L6 mm inch 48 1 9 L7 mm inch 28 1 1 ...

Page 221: ... and suction side service spaces respectively as shown in the following figure 3 When installing the units the most appropriate pattern should be selected from those shown In order to obtain the best fit in the space available always bear in mind the need to leave enough room for a person to pass between units and wall and for the air to circulate freely Your layout should be taken account of the ...

Page 222: ...and suction side service spaces respectively as shown in the following figure 3 When installing the units the most appropriate pattern should be selected from those shown In order to obtain the best fit in the space available always bear in mind the need to leave enough room for a person to pass between units and wall and for the air to circulate freely Your layout should be taken account of the p...

Page 223: ...liquid High temperature High pressure gas Low temperature Low pressure gas Heat Exchanger Fan lndoor unit LEV Filter Filter Heat Exchanger Fan lndoor unit LEV Filter Filter H G IM FAN IM FAN Gas pipe Liquid pipe Accum O S Drier Liquid Injection Inv Comp Pressure sensor Pressure switch Check valve LEV Thermistor Solenoid valve Service valve Strainer S S S 4 1 Refrigerant Flow for Each Operation Mod...

Page 224: ...igh pressure liquid High temperature High pressure gas Low temperature Low pressure gas Heat Exchanger Fan lndoor unit LEV Filter Filter Heat Exchanger Fan lndoor unit LEV Filter Filter H G IM FAN IM FAN Gas pipe Liquid pipe Accum Drier Liquid Injection Inv Comp O S Pressure sensor Pressure switch Check valve LEV Thermistor Solenoid valve Service valve Strainer S S S ...

Page 225: ...ture High pressure liquid High temperature High pressure gas Low temperature Low pressure gas Heat Exchanger Fan lndoor unit LEV Filter Filter Heat Exchanger Fan lndoor unit LEV Filter Filter H G IM FAN IM FAN Gas pipe Liquid pipe O S Drier Liquid Injection Inv Comp Accum S S Pressure sensor Pressure switch Check valve LEV Thermistor Solenoid valve Service valve Strainer S ...

Page 226: ...ure liquid High temperature High pressure gas Low temperature Low pressure gas Heat Exchanger Fan lndoor unit LEV Filter Filter Heat Exchanger Fan lndoor unit LEV Filter Filter H G IM FAN IM FAN Gas pipe Liquid pipe O S Drier Liquid Injection Inv Comp O S Normal Comp S S S Accum Pressure sensor Pressure switch Check valve LEV Thermistor Solenoid valve Service valve Strainer S ...

Page 227: ...sure liquid High temperature High pressure gas Low temperature Low pressure gas Heat Exchanger Fan lndoor unit LEV Filter Filter Heat Exchanger Fan lndoor unit LEV Filter Filter H G IM FAN IM FAN Gas pipe Liquid pipe O S Drier Liquid Injection O S Inv Comp Normal Comp S S S Accum Pressure sensor Pressure switch Check valve LEV Thermistor Solenoid valve Service valve Strainer S ...

Page 228: ...pressure liquid High temperature High pressure gas Low temperature Low pressure gas Heat Exchanger Fan lndoor unit LEV Filter Filter Heat Exchanger Fan lndoor unit LEV Filter Filter H G IM FAN IM FAN Gas pipe Liquid pipe O S Drier Liquid Injection O S Pressure sensor Pressure switch Check valve LEV Thermistor Solenoid valve Service valve Strainer S Inv Comp Normal Comp S S S Accum ...

Page 229: ...ture Low pressure gas Heat Exchanger Fan lndoor unit LEV Filter Filter Heat Exchanger Fan lndoor unit LEV Filter Filter H G IM FAN IM FAN Gas pipe Liquid pipe O S Drier Liquid Injection O S Pressure sensor Pressure switch Check valve LEV Thermistor Solenoid valve Service valve Strainer High Low Pressure Common Sub Outdoor Unit Liquid Pipe Sub Outdoor High Low Pressure Common Pipe Sub Outdoor Unit ...

Page 230: ...ure Low pressure gas Heat Exchanger Fan lndoor unit LEV Filter Filter Heat Exchanger Fan lndoor unit LEV Filter Filter H G IM FAN IM FAN Gas pipe Liquid pipe O S Drier Liquid Injection O S High Low Pressure Common Sub Outdoor Unit Liquid Pipe Sub Outdoor High Low Pressure Common Pipe Sub Outdoor Unit Gas Pipe Pressure sensor Pressure switch Check valve LEV Thermistor Solenoid valve Service valve S...

Page 231: ...emperature Low pressure gas Heat Exchanger Fan lndoor unit LEV Filter Filter Heat Exchanger Fan lndoor unit LEV Filter Filter H G IM FAN IM FAN Gas pipe Liquid pipe O S Drier Liquid Injection O S High Low Pressure Common Sub Outdoor Unit Liquid Pipe Sub Outdoor High Low Pressure Common Pipe Sub Outdoor Unit Gas Pipe Inv Comp Normal Comp S S S Accum Pressure sensor Pressure switch Check valve LEV T...

Page 232: ...232 Outdoor Unit Wiring Diagrams 5 Wiring Diagrams 5 1 50Hz 380V Main Outdoor Unit 5HP 6HP 8HP ...

Page 233: ...05 LIQ C CN06 LIQ I CN07 HEATER C CN08 HEATER I CN10 HOT GAS CN11 OILPASS C CN12 OILPASS I CN14 MAGNET C JIG1 JIG2 52C1 EOCR CT CT Ta Tb Tc L2 L1 U SINGLE SPEED COMP V W C D A B A B GND Vcc CN02 AC TRANS IN CN03 AC TRANS OUT CN23 CN22 SW02M SW01M SW03M MAIN BOARD SC OUT OUT_AIR S_PIPE I D_PIPE C D_PIPE I HEX_PIPE C HEX_PIPE I SC IN SC L CN29 CN28 CN27 CN26 CN21 CN20 TO INVERTER BOARD TO FAN BOARD ...

Page 234: ...USE 600V 30A R S T N FUSE 250V 15A 4WV SV SV SV CN04 4WAY CN05 LIQ C CN06 LIQ I CN07 HEATER C CN08 HEATER I CN10 HOT GAS CN11 OILPASS C CN12 OILPASS I CN14 MAGNET C JIG1 JIG2 52C1 EOCR CT CT Ta Tb Tc L2 L1 U SINGLE SPEED COMP V W A B CN02 AC TRANS IN CN03 AC TRANS OUT CN23 CN22 SW02M SW01M SW03M MAIN BOARD SC OUT OUT_AIR S_PIPE I D_PIPE C D_PIPE I HEX_PIPE C HEX_PIPE I SC IN SC L CN29 CN28 CN27 CN...

Page 235: ...Service Manual 235 Wiring Diagrams 380V AC 60Hz 3Ø 5 4 60Hz 380V Main Outdoor Unit 5HP 6HP 8HP ...

Page 236: ...5 LIQ C CN06 LIQ I CN07 HEATER C CN08 HEATER I CN10 HOT GAS CN11 OILPASS C CN12 OILPASS I CN14 MAGNET C JIG1 JIG2 52C1 EOCR CT CT Ta Tb Tc L2 L1 U SINGLE SPEED COMP V W C D A B A B GND Vcc CN02 AC TRANS IN CN03 AC TRANS OUT CN23 CN22 SW02M SW01M SW03M MAIN BOARD SC OUT OUT_AIR S_PIPE I D_PIPE C D_PIPE I HEX_PIPE C HEX_PIPE I SC IN SC L CN29 CN28 CN27 CN26 CN21 CN20 TO INVERTER BOARD TO FAN BOARD G...

Page 237: ...FUSE 600V 30A R S T N FUSE 250V 15A 4WV SV SV SV CN04 4WAY CN05 LIQ C CN06 LIQ I CN07 HEATER C CN08 HEATER I CN10 HOT GAS CN11 OILPASS C CN12 OILPASS I CN14 MAGNET C JIG1 JIG2 52C1 EOCR CT CT Ta Tb Tc L2 L1 U SINGLE SPEED COMP V W A B CN02 AC TRANS IN CN03 AC TRANS OUT CN23 CN22 SW02M SW01M SW03M MAIN BOARD SC OUT OUT_AIR S_PIPE I D_PIPE C D_PIPE I HEX_PIPE C HEX_PIPE I SC IN SC L CN29 CN28 CN27 C...

Page 238: ...Y CN01 INPUT AC CN22 TO JIG CN20 LEV OUT CN29 P SEN H CN30 P SEN L CN21 CN26 CN27 CN28 LEV SC CN23 CEN CONTROL WRITE CN05 CN18 FAN R CN17 PHASE FAN CAPACITOR R R N N T S L H LIQ A CN06 LIQ B CN07 HEATER A CN08 HEATER B CN10 HOT GAS CN14 MAGNET A CN15 MAGNET B CN16 63H 63H JIG2 JIG1 H P CN03 CN19 FAN L L S H N AC TRANS OUT CN02 AC TRANS IN SW02M SW01M SW03M LEV LEV F bue B E bue A CN24 BK WH SUB BO...

Page 239: ...Service Manual 239 Wiring Diagrams 5 8 60Hz 220V Main Outdoor Unit 8HP 10HP 12HP ...

Page 240: ...14 MAGNET C BR MAGNETIC SWITCH CN15 COOLING FAN YL HEATSINK FAN CN16 LEV OUT RD LINEAR EXPANSION VALVE MAIN CN17 LEV SC BL LINEAR EXPANSION VALVE SUBCOOLING CIRCUIT CN18 TO JIG NT TRANSMISSION WITH JIG CN19 CEN CONTROL WRITE BL TRANSMISSION WITH CENTRAL CONTROLLER CN20 TO FAN BOARD BL TRANSMISSION WITH FAN BOARD CN21 TO INVERTER BOARD RD TRANSMISSION WITH INVERTER BOARD CN22 TO INDOOR UNIT WH TRAN...

Page 241: ...NETIC SWITCH CN16 H P BL HIGH PRESSURE CN17 PHASE NT 3 PHASE DETECT CN18 FAN R RD FAN MOTOR RIGHT CN19 FAN L BL FAN MOTOR LEFT CN20 LEV OUT RD LINEAR EXPANSION VALVE MAIN CN21 LEV SC BL LINEAR EXPANSION VALVE SUBCOOLING CIRCUIT CN22 TO JIG NT TRANSMISSION WITH JIG CN23 CEN_CONTROL WRITE BL NOT USE CN24 TO MAIN OUTDOOR BK TRANSMISSION WITH MAIN OUTDOOR UNIT OUT AIR OUTDOOR AIR THERMISTOR CN26 S_PIP...

Page 242: ...242 Outdoor Unit Wiring Diagrams Inverter Board CN10 CN11 CN12 CN13 IPM CN1 POWER CN4 H P M CN2 DC LINK CN6 SIGNAL CN5 PHASE CN3 WRITE ...

Page 243: ... CN02 AC TRANS IN JIG1 JIG2 CN03 AC TRANS OUT CN23 TO SUB OUTDOOR CN22 TO INDOOR UNIT CN29 P SEN L CN28 P SEN H CN25 CN26 CN27 OUT AIR S_PIPE I D_PIPE C D_PIPE I HEX_PIPE C HEX_PIPE I SC OUT SC IN SC L CN16 LEV OUT CN17 LEV SC CN15 COOLING FAN CN01 AC POWER IN CN18 TO JIG CN19 CEN CONTROL WRITE CN20 TO FAN BOARD CN21 INVERTER BOARD ...

Page 244: ...IR S_PIPE A D_PIPE B D_PIPE A HEX_PIPE B HEX_PIPE A SC OUT SC IN SC L CN21 LEV SC CN20 LEV OUT CN17 PHASE CN18 FAN R CN22 TO JIG CN01 AC POWER IN CN04 4WAY CN05 LIQ A CN06 LIQ B CN07 HEATER A CN08 HEATER B CN10 HOT GAS CN14 MAGNET A CN15 MAGNET B CN16 H P CN02 AC TRANS IN JIG2 JIG1 CN03 AC TRANS OUT CN19 FAN L ...

Page 245: ...Service Manual 245 Trouble shooting guide ...

Page 246: ...omponent failure 247 2 Checking Method for Key Components 2 1 Compressor 248 2 2 Fan Motor 249 2 3 Linear Empansion Valve 250 2 4 3Phase Bridge Diode 253 2 5 IPM Integrated Power Module 254 2 6 Other 255 3 Self diagnosis function 257 Trouble shooting guide ...

Page 247: ... failure Bad ventilation around outdoor heat exchanger Bad connector contact Coil failure LEV clogged LEV clogged Check resistance between terminals and chassis Service necessary Open drain cock and check oil Check resistance between terminals and chassis Check wiring R S T sequence or lnter change last two phase connection Check the outdoor fan operation after being turned the Outdoor Unit off fo...

Page 248: ...anger to determine that failure of the inverter occurred 2 You can use rectification voltmeter if using commercial frequency tester when measuring output values of the inverter when measuring absolute values Accurate measuring values cannot be obtained with a gen eral movable tester For analog and digital mode 1 2 Is how long power on during operation Does failure appears again when starting opera...

Page 249: ...ort circuit and grounding Measure winding resistance of the motor coils Main outdoor unit INV 19 0 7 Ω 75 C Sub outdoor unit Main 22 8 7 Ω 75 C R1 34 8 7 Ω 75 C R2 3 7 7 Ω 75 C Replace the fuse if there is defect Fuse 800V 30A Replace the circuit board in following procedures if problems occur again when powering on and if there are no matters equivalent to items as speci fied in above 1 through 4...

Page 250: ...t operate smoothly and start vibrating LEV valve operation ø1 ON OFF OFF OFF OFF OFF ON ON ø2 ON ON ON OFF OFF OFF OFF OFF ø3 OFF OFF ON ON ON OFF OFF OFF ø4 OFF OFF OFF OFF ON ON ON OFF Output ø No Output state 1 2 3 4 5 6 7 8 Valve open Angle close pulse open Full open 1950 pulses At power ON open angle signal of 2000 pulses out put and valve position is set to If valve is operated smoothly no n...

Page 251: ...nts LEV Coil and body Outdoor unit Remove and assemble the coil Lead wire Coil part Body A part Remove Assemble Grip the A part tightly and pull up coil part upward When the coil part is removed or assembled be careful not to bend the pipe of the body ...

Page 252: ... or misconnection 1 Check the resistance between coil terminal red white red yellow red orange red blue 2 If the estimated resistance value is in 52 3Ω then the LEV is normal Replace LEV Outdoor unit 1 Check the resistance between coil terminal brown white brown yellow brown orange brown blue 2 If the estimated resistance value is in 150 10Ω then the LEV is normal Replace LEV Indoor unit 1 Operate...

Page 253: ...ti meter to diode mode and estimate between each pair of terminal U V W U V W the estimated value should be stable and be in between 0 to 1 ex 0 35 0 46 etc If one of the above articles is not satisfied bridge diode must be inferior and to be replaced U V W Internal circuit diagram In case that the control box is opened and before checking electrical parts it should be checked that the LED 01Y in ...

Page 254: ...mode Check and estimate the resistance between each pair of terminal 3 U 7 V 11 W 16 N 17 N 18 N the estimated value should be large enough to Mega Ohm unit the check point is inside of the screw hole U V W N if check points are plate face of the terminal then estimated values are gate resistance 4 Set the multi meter to diode mode and estimate between each pair of terminal U P V P W P N U N V N W...

Page 255: ...en the resistor is normal 3 Set the multi meter to resistance mode confirm that the resistance value of the resistor is around 270 kOhm Check and replace inferior components Guide of check electrolytic capacitor and resistor for voltage distribution In case that the control box is opened and before checking electrical parts it should be checked that the LED 01Y turned off wait 3 minutes after main...

Page 256: ...motor Failure of air flow around outdoor heat exchanger Poor wire contact Poor coil LEV clogged LEV clogged Measure resistor between com pressor power terminal and sash Measure resistor between com pressor power terminal and sash Check power wiring of the com pressor power Check that the fan rotates when turning the outdoor unit on after turning it off Remove obstacles around the outdoor unit Chec...

Page 257: ... speed compressor High pressure of Main Outdoor Unit Low pressure of Main Outdoor Unit Indoor Unit air sensor open or short Indoor Unit inlet pipe sensor open or short In the case that Indoor Unit can not receive any signal from wired remote control successively for 3 minutes Malfunction of drain pump In the case that Indoor Unit can not receive any signal from Outdoor Unit successively for 3 minu...

Page 258: ...of Main Outdoor Unit rear side Current detect a CT sensor of Main Outdoor Unit Inverter compressor Discharge temperature sensor of Main Outdoor Unit Inverter compressor Outdoor Low Pressure sensor of Main Outdoor Unit Outdoor High Pressure sensor of Main Outdoor Unit Outdoor air sensor of Main Outdoor Unit Heat exchanger sensor of Main Outdoor Unit front side Suction temperature sensor of Main Out...

Page 259: ...r short of Sub1 Outdoor Unit air temperature sensor Open or short of Sub1 Outdoor Unit suction temperature sensor Open or short of Sub1 Outdoor Unit constant speed com pressor1 discharge temperature sensor Discharge temperature of Main Outdoor constant speed compressor 1 of Sub1 Outdoor Unit Discharge temperature of Main Outdoor constant speed compressor 2 of Sub1 Outdoor Unit Discharge temperatur...

Page 260: ... Power line of Sub2 Outdoor Unit If failing to receive signal of the central control part from the main control part Compressor Off by excessive increase of Sub1 Outdoor Unit High Pressure Sub1 Outdoor Unit constant speed compressor2 discharge temperature sensor Sub1 Outdoor Unit heat exchanger sensor front side Sub1 Outdoor Unit heat exchanger sensor rear side Sub1 Outdoor Unit liquid pipe temper...

Page 261: ...f Sub1 Outdoor Unit is more than 487V or less than 270V Open or short of outdoor voltage sensor of Sub1 Outdoor Unit Input voltage of Sub2 Outdoor Unit is more than 487V or less than 270V Open or short of outdoor voltage sensor of Sub2 Outdoor Unit Pressure unbalance between Outdoor Units Low Pressure of Sub1 Outdoor Unit High Pressure of Sub2 Outdoor Unit 3Units Low Pressure of Sub2 Outdoor Unit ...

Page 262: ...Error Display No Major Error Occurrence Cause Meaning Air temperature sensor of the indoor unit 01 Poor sensor connection Short or open of sensor Defective indoor PCB Short or open of indoor unit sensor Inlet pipe temperature sensor of the indoor unit 02 Outlet pipe temperature sensor of the indoor unit 06 Is connection status of the sensor normal Is sensor resistance normal Pull the sensor out an...

Page 263: ...ning Communication error between wired remote controller and indoor unit If failing to receive wired remote control signal at the indoor unit Defective wired remote control Defective indoor unit PCB Poor connection contact Check transmission signal from the indoor PCB is normal Is transmission signal normal Check connection between indoor unit and wired remote controller Is connection normal Check...

Page 264: ...ince drain of condensed water is not done Is the drain pump submerged in condensed water Is drain pump power connection normal Is internal drain hose normal Check or reinstall the drain hose Is the float switch normal Is PCB output signal normal Check or replace the drain pump Malfunction of floater switch of the drain pump Malfunction of the drain pump Defective indoor unit PCB Error Item Error D...

Page 265: ...one Where communication line is short Failure of communication circuits of indoor unit Failure of communication circuits of outdoor unit Where distance between power line and communication line is not sufficient Does communication error occur in the whole of indoor unit Does error in a number of indoor units occur Is connection status of communication line normal Is there indoor unit that fan does...

Page 266: ...or unit which is off state is to operate in heating mode when one or more indoor units are operated in cooling mode and vice versa 09 Indoor unit EEPROM error Problems occur at EEPROM within the indoor unit Øs main PCB assembly Occurrence of poor communication between MICOM and EEPROM on the indoor unit main PCB assembly Occurrence when no serial No data exist within EEPROM Are both operation mode...

Page 267: ...Is input voltage normal Check pipe clogging or refrigerant Is terminal connection status normal Failure Checking Method Fault diagnosis and Trouble shooting guide Occurrence of excessive current in inverter compressor 21 Excessive current flows in compressor power supply U V W Excessive heat of IPM Excessive charge of refrigerant Insulation breaking of compressor Low input voltage Pulled out or lo...

Page 268: ...r Yes Yes Is the compressor stopped or is there any abnormal vibration Is there shielding Measure actual current Remove shielding of the outdoor unit Check the indoor unit filter Failure Checking Method Fault diagnosis and Trouble shooting guide 22 Error Item Error Display No Major Error Occurrence Cause Meaning Maximum over current MAX CT or minimum current Over current or minimum current flows P...

Page 269: ... Yes Is DC link voltage normal Check or replace inverter PCB Failure Checking Method Fault diagnosis and Trouble shooting guide 23 Error Item Error Display No Major Error Occurrence Cause Meaning DC link voltage for inverter compressor drive DC link voltage is not charged after relay on Loose DC link terminal Defective start relay Defective capacitor Abnormal power input Defective IPM Failure of v...

Page 270: ...r the service valve is opened Remove shielding of the outdoor unit Check the indoor unit filter Failure Checking Method Fault diagnosis and Trouble shooting guide 24 109 140 Error Item Error Display No Major Error Occurrence Cause Meaning High pressure switch of outdoor unit Compressor stops by high pressure switch of outdoor unit Failure of high pressure switch Check outdoor fan and shielding of ...

Page 271: ...ck or replace the PCB Trouble shooting Flow Fault diagnosis and Trouble shooting guide 25 147 149 Error Item Error Display No Major Error Occurrence Cause Meaning Low voltage high voltage Input voltage is More than 487V or less than 270V Abnormal input power Defective voltage detection circuit ...

Page 272: ... 32 33 100 101 102 103 Error Item Error Display No Major Error Occurrence Cause Meaning 32 Discharge temperature of main outdoor unit inverter compressor 33 Discharge temperature of main outdoor unit constant speed compressor 100 Discharge temperature of Sub1 outdoor unit No 1 constant speed compressor 101 Discharge temperature of Sub1 outdoor unit No 2 constant speed compressor 102 Discharge temp...

Page 273: ...g of discharge pipe Excessive filling of refrigerant No No Check or replace the PCB Yes Yes Replace the pressure sensor Is discharge pressure actually high Is the pressure sensor normal No Check or replace the fan Yes Is the fan of the indoor outdoor unit normal No Check installation conditions so that heat exchange is done Yes Is heat exchange normally done No Check LEV and check valve of the out...

Page 274: ...sufficient refrigerant Leakage of refrigerant Poor indoor pipe temperature sensor Failure of indoor outdoor unit fan Check communication lines of indoor units Check LEV connection of indoor unit PCB Trouble shooting Flow No No Replace the PCB Yes Yes Replace the low pressure sensor Is suction pressure low pressure actually high Is the pressure sensor normal No Check the outdoor indoor LEV Yes Modi...

Page 275: ...e temperature sensor open short Defective PCB No Connect to the terminal Yes Replace the sensor Is connection status normal No Yes Is sensor resistance value normal Check or replace the PCB Check connection status of the sensor Trouble shooting Flow 40 41 42 43 44 45 46 47 48 65 113 114 115 116 117 118 120 121 122 123 124 125 126 127 128 129 130 132 133 134 135 136 137 138 139 148 See the Temperat...

Page 276: ...nnected between outdoor units Poor communication between outdoor units No Check the sum of indoor unit capacities or check the connected model Yes No Modify wiring No Modify settings of sub units No If no LED5 of sub units blinks replace the PCB of main unit If some LED5 s of sub units don t blink replace the PCB of corresponding sub unit Check communication lines of indoor units Does the main uni...

Page 277: ...rter PCB main PCB If failing to receive inverter signal at main PCB No connection of communication line Short or fusing of communication line Poor inverter PCB or main PCB No Check and connect the communication line Yes Is connection of the communication line between the inverter PCB and the main PCB normal No Check or replace the main PCB Yes Is the main PCB normal Check or replace the inverter P...

Page 278: ...on of communication line Short or fusing of communication line Poor outdoor unit PCB or indoor unit PCB No Check and connect power line Yes Is power supplied to all indoor units No Check and connect the communication line Yes Are communication lines of indoor units normal No Perform automatic addressing again Yes Is automatic addressing performed accurately No Check or replace the main PCB Yes Is ...

Page 279: ...g wiring of Sub1 outdoor unit 141 3 phase wrong wiring of Sub2 outdoor unit 3 phase wrong wiring of outdoor unit Reverse phase omission of phase Abnormal inverter PCB No connection of R S T power Changed R S T connection order No Check or reconnect power lines Yes Yes No Check or replace fuse Is R S T power connection status normal Is fuse normal No Check or replace the main PCB Yes Is operation s...

Page 280: ...lay No Major Error Occurrence Cause Meaning Heatsink of inverter compressor Overheat of inverter heatsink Overheat of IPM Failure of cooling fan No Replace the compressor IPM Yes Replace the fan IPM Replace the cooling fan Is the compressor IPM normal No Yes Is the fan IPM normal No Yes Is the cooling fan normal Check the main PCB terminal ...

Page 281: ...Communication error between outdoor units main outdoor unit sub outdoor unit No connection of communication line Short or fusing of communication line Poor outdoor unit PCB Power of outdoor unit is not applied No Check or reconnect communication lines Yes Is connection status of the communication line normal No Check power line of the outdoor unit Yes Is power of the outdoor unit applied Check or ...

Page 282: ... fan PCB Communication error between main PCB and fan PCB No connection of communication line Short or fusing of communication line Poor outdoor unit PCB Power input when the DC link capacitor discharges No Check or reconnect communication lines Yes Is communication line between the main PCB and the fan PCB normal No Turn on a few minutes after power off Yes Is the communication LED on Check or re...

Page 283: ...current of outdoor unit fan motor IPM fault Fan lock RPM down due to obstacle contact with outdoor unit fan Overheat of heatsink No Remove locked obstacle rod or bar etc Yes Is the outdoor unit fan locked No Check around the outdoor unit fan suspended line etc Yes Is there obstacle that interferes with rotation of the outdoor unit fan No Check the cooling fan Yes Is cooling of the heatsink suffici...

Page 284: ...ror Occurrence Cause Meaning Low voltage of main outdoor unit fan motor Low voltage of main outdoor unit fan motor Failure of capacitor for controlling fan Error of input power of fan PCB Failure of fan PCB No Check the main input power Yes Is voltage of main input power appropriate Check and replace fan PCB Self diagnosis function ...

Page 285: ...al Yes Replace the 4way valve No Is operation sound of 4way valve solenoid heard Yes Is there difference between high and low pressure more than 3 5kg when operating Yes Trouble shooting Flow Fault diagnosis and Trouble shooting guide 151 Error Item Error Display No Major Error Occurrence Cause Meaning 4way valve Switch over failure of 4way valve Locking of 4way valve by foreign material aging etc...

Page 286: ...Check or reconnect power lines Compressor No failure of compressor Yes Yes Is R S T power connection normal Yes Replace the PCB Is signal normally applied from the PCB Yes Yes Check or replace 4way valve Replace the compressor Restart Replace the compressor Is the direction of 4way valve normal Is there difference between high pressure and low pressure after operation Self diagnosis function ...

Page 287: ...he outdoor unit LEV Replace the check valve Is the check valve normal Replace the outdoor unit LEV It is difficult to separate coils and the main body for the outdoor unit LEV and it is impossible to mount them again Is there temperature difference between front end and rear end of LEV in cooling operation Is there temperature difference between front end and rear end of LEV in heating operation S...

Page 288: ... Start of check Reconnect the terminal Excessive Cold LEV No failure of subcooling LEV Yes Is connection of the PCB terminal normal Replace the PCB Is signal applied normally from the PCB Check LEV coils and replace the subcooling LEV Yes No No Yes Reconnect the terminal Yes Is connection of the PCB terminal normal Replace the PCB Is signal applied normally from the PCB Check LEV coils and replace...

Page 289: ...re more than 3 air pressure 15 minutes after operation Start of check Solve compressor problems 4 Way Valve No failure of 4 Way valve Yes Does the compressor normally operate Reconnect the terminal Is connection of the PCB terminal normal Yes No No Yes Replace the PCB Yes Is voltage applied from the PCB normal Check and replace the 4 way valve coil Restart No Self diagnosis function ...

Page 290: ...Replace the check valve Check Valve Parallel connected check valve in outdoor unit No failure of check valve Yes No Yes Remove failures of the outdoor unit LEV Is the outdoor unit LEV normal Replace the check valve No No Is temperature difference between both ends of the outdoor LEV when operating the whole room in heating mode Self diagnosis function ...

Page 291: ...No Replace the valve No Yes Is temperature at the rear end of valve low and compressor discharge temperature high when not operating solenoid valve coil during operation Replace the valve No Yes Yes Is temperature at the rear end of valve higher than that at the front end by more than 5 C when operating solenoid valve coil during operation Self diagnosis function ...

Page 292: ...hen the compressor discharge temperature is normal No Is the connector on the PCB board normally connected Start of check Reconnect the connector on the PCB board Replace the fan motor Constant Speed Outdoor Unit Fan No failure of the fan motor of constant speed outdoor unit No No Yes Yes Does the fan operate in load condition of more than 30 heating operation Does the fan operate in load conditio...

Page 293: ... Does the fan operate in load condition of more than 30 heating operation Does the fan operate in load condition of more than 30 cooling operation Yes Does the cooling fan operate after applying power Start of check Reconnect the power line No failure of cooling fan No Remove foreign materials No Yes Yes Yes Is the cooling fan power line normally connected No Are foreign materials inserted into th...

Page 294: ... the PCB No No Yes Yes Are connector position on the main Sub PCB and connection normal Yes Is voltage output of 5V normal Replace the thermistor Is temperature on the LGMV before operation normal Start of check Check connector position and connection direction Check any poor contact No failure of thermometer thermistor No Check and replace the PCB No Yes Yes Is voltage output of 5V normal Self di...

Page 295: ...of the pressure switch the pipe and parts of the system may be critically damaged Does the compressor suddenly stop at pressure when the pressure switch does not operate Start of check Turn power off of the pressure switch and restart No failure of pressure switch Yes No No Yes Yes Is the operation normal Self diagnosis function ...

Page 296: ...296 Trouble Shooting Guide ...

Page 297: ...Service Manual 297 Appendix ...

Page 298: ...298 Trouble Shooting Guide Position of the LED01Y in inverter board Position of the LED01Y in inverter board LED 01Y CRUN10080T Inverter board ...

Page 299: ... 6304 0 6768 7 36 2 31 81 0 5677 0 6104 0 6557 7 42 2 35 82 0 5494 0 5911 0 6353 7 49 2 38 83 0 5317 0 5724 0 6157 7 56 2 42 84 0 5147 0 5545 0 5968 7 63 2 45 85 0 4983 0 5372 0 5786 7 70 2 49 86 0 4826 0 5205 0 5610 7 77 2 52 87 0 4674 0 5044 0 5440 7 84 2 56 88 0 4527 0 4889 0 5275 7 90 2 59 89 0 4386 0 4739 0 5117 7 97 2 63 90 0 4249 0 4595 0 4964 8 04 2 67 T Rmin Rcent Rmax DR DT C 11 9 083 9 ...

Page 300: ... 31 81 1 135 1 221 1 311 7 42 2 35 82 1 099 1 182 1 271 7 49 2 38 83 1 063 1 145 1 231 7 56 2 42 84 1 029 1 109 1 194 7 63 2 45 85 0 9967 1 074 1 157 7 70 2 49 86 0 9651 1 041 1 122 7 77 2 52 87 0 9347 1 009 1 088 7 84 2 56 88 0 9054 0 9778 1 055 7 90 2 59 89 0 8771 0 9479 1 023 7 97 2 63 90 0 8498 0 9190 0 9928 8 04 2 67 T Rmin Rcent Rmax DR DT C 11 18 17 18 97 19 79 4 33 0 90 12 17 34 18 09 18 8...

Page 301: ... 431 8 2 2 27 691 6 2 0 74 181 30 9 1 52 441 7 6 2 3 701 6 7 0 77 191 29 6 1 55 451 6 9 2 33 711 7 1 0 8 201 28 4 1 58 461 6 3 2 36 721 7 6 0 83 211 27 2 1 61 471 5 6 2 39 731 8 0 0 86 221 26 1 1 64 481 5 0 2 42 741 8 5 0 89 231 25 0 1 67 491 4 4 2 45 751 8 9 0 92 241 23 9 1 7 501 3 8 2 48 761 9 4 0 95 251 22 9 1 73 511 3 2 2 51 771 9 8 0 98 261 21 9 1 76 521 2 6 2 54 781 10 2 1 01 271 20 9 1 79 5...

Page 302: ...1 42 9 3 05 2651 58 1 1 52 1121 22 9 2 3 1901 43 6 3 08 2681 58 6 1 55 1151 23 8 2 33 1931 44 2 3 11 2711 59 1 1 58 1181 24 8 2 36 1961 44 9 3 14 2741 59 6 1 61 1211 25 7 2 39 1991 45 5 3 17 2771 60 1 1 64 1241 26 6 2 42 2021 46 1 3 2 2801 60 6 1 67 1271 27 5 2 45 2051 46 8 3 23 2831 61 1 1 7 1301 28 4 2 48 2081 47 4 3 26 2861 61 6 1 73 1331 29 3 2 51 2111 48 0 3 29 2891 62 1 1 76 1361 30 1 2 54 2...

Page 303: ...Service Manual 303 Exploded View Replacement Parts List ...

Page 304: ...Parts List 7 Exploded View Replacement Parts List 330870 158591 266012 359011 152510 1 152510 2 137211 267110 346810 130911 135802 268712 146811 435310 152312 266090 354210 W0CZZ 268714 249951 159830 352115 352116 263230 2 263230 1 263230 3 TC ...

Page 305: ...1A10002A 6711A10002Q 6711A10002Q 268712 PWB PCB ASSEMBLY DISPLAY 6871A20096B 6871A20096B 6871A20096B 268714 PWB PCB ASSEMBLY MAIN 6871A10187J 6871A10148W 6871A10148K 330870 DRAIN PAN ASSEMBLY 3087A10005A 3087A10005A 3087A10005A 346810 MOTOR ASSEMBLY INDOOR 4681A20003V 4681A20003V 4681A20003V 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10303A 5211A10303A 5211A10303A 352116 TUBE ASSEMBLY EVAPORATOR OUT ...

Page 306: ...M 6711A10002A 6711A20081M 268712 PWB PCB ASSEMBLY DISPLAY 6871A20096B 6871A20096B 6871A20096B 6871A20096B 268714 PWB PCB ASSEMBLY MAIN 6871A10187H 6871A10148W 6871A10187K 6871A10187Z 330870 DRAIN PAN ASSEMBLY 3087A10005A 3087A10005A 3087A10005A 3087A10005A 346810 MOTOR ASSEMBLY INDOOR 4681A20003V 4681A20003V 4681A20003V 4681A20003V 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10303A 5211A10303A 5211A10...

Page 307: ...Service Manual 307 266012 352115 352118 330870 158591 249951 266090 159830 268714 668713 249951 249941 249941 W6640 135511 263230 1 263230 2 263230 3 349611 TE ...

Page 308: ... Indoor Unit 346810 130412 359012 152312 W0CZZ 267110 152510 2 140570 268712 146811 349600 738290 152510 1 130911 1 137211 435310 130911 2 135802 135314 OWNER S MANUAL Explodede View Replacement Parts List ...

Page 309: ...10083D 263230 THERMISTOR ASSEMBLY 6323A30002B 6323A30002B 6323A30002B 6323A30002B 263230 THERMISTOR ASSEMBLY 6323A30004C 6323A30004C 6323A30004C 6323A30004C 263230 THERMISTOR ASSEMBLY 6323AQ3226R 6323AQ3226R 6323AQ3226R 6323AQ3226R 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 6601A20001F 6601A20001F 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081M 6711A20081J 6711A20081M 6711A20081J 268712 PWB PC...

Page 310: ...X ASSEMBLY INDOOR 4995A10083E 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20168B 263230 THERMISTOR ASSEMBLY 6323A30002B 263230 THERMISTOR ASSEMBLY 6323A30004C 263230 THERMISTOR ASSEMBLY 6323AQ3226R 266012 SWITCH ASSY FLOAT 6601A20001F 266090 H V ASSEMBLY 6609A20005C 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002Q 268712 PWB PCB ASSY DISPLAY 6871A20096C 268714 PWB PCB ASSEMBLY MAIN 6871A10148U 330870 DRA...

Page 311: ...nual 311 Explodede View Replacement Parts List 130412 354211 2 330870 263230 2 352118 266012 352115 249941 159830 266090 55211G 263230 1 352114 158591 268714 249951 249951 135511 249941 263230 3 W6640 354211 1 TD ...

Page 312: ...412 346810 135314 135802 152510 2 359012 130911 3 130911 1 152510 1 140570 W0CZZ 146811 137211 267110 268712 738290 435310 135500 130911 4 130911 2 349600 648600 152312 OWNER S MANUAL Explodede View Replacement Parts List ...

Page 313: ...3AQ3226T 6323AQ3226T 6323AQ3226T 6323AQ3226T 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 6601A20001F 6601A20001F 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A 5231A10004A 5231A10004A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A 5251AP2984A 5251AP2984A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081J 6711A20081J 6711A20081M 6711A20081J 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A2...

Page 314: ...Q3226T 6323AQ3226T 6323AQ3226T 6323AQ3226T 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 6601A20001F 6601A20001F 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A 5231A10004A 5231A10004A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A 5251AP2984A 5251AP2984A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081J 6711A20081M 6711A20081J 6711A20081M 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A200...

Page 315: ...3AQ3226T 6323AQ3226T 6323AQ3226T 6323AQ3226T 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 6601A20001F 6601A20001F 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A 5231A10004A 5231A10004A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A 5251AP2984A 5251AP2984A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081M 6711A20081J 6711A20081M 6711A20081J 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A2...

Page 316: ... ASSEMBLY 6323AQ3226T 6323AQ3226T 6323AQ3226T 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 6601A20001F 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A 5231A10004A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A 5251AP2984A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081J 6711A20081J 6711A20081M 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A20096C 6871A20096C 268714 PWB PCB ASSEMBLY MAIN ...

Page 317: ...263230 THERMISTOR ASSEMBLY 6323AQ3226T 6323AQ3226T 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081M 6711A20081J 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A20096C 268714 PWB PCB ASSEMBLY MAIN 6871A10187W 6871A10187G 330870 DRAIN PAN ASSEMBLY 3087A...

Page 318: ...t Exploded View Replacement Parts List 346810 359012 354210 35211G 152302 352118 330870 268714 249951 336600 267110 263230 263230 336600 137214 137213 149900 437213 266012 437213 137213 158591 263230 W0CZZ 359012 BH ...

Page 319: ...127L 4995A10127M 4995A10127N 268714 PWB PCB ASSEMBLY MAIN 6871A10166G 6871A10166H 6871A10166J 6871A10127N 263230 THERMISTOR ASSY 6323AQ3226G 6323AQ3226G 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 6323A30004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A20043E 6711A20043E 6711A20043E 671...

Page 320: ...E 4995A10127Y 268714 PWB PCB ASSEMBLY MAIN 6871A10166A 6871A10217A 6871A10166B 6871A10166C 6871A10217B 263230 THERMISTOR ASSY 6323AQ3226G 6323AQ3226G 6323AQ3226G 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 6323A30004D 6323A30004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 6323AQ3226W 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A2...

Page 321: ...321 346810 359012 354210 35211G 152302 352118 330870 268714 249951 336600 267110 263230 263230 336600 137214 137213 149900 437213 266012 437213 137213 158591 263230 W0CZZ 359012 BG Exploded View Replacement Parts List ...

Page 322: ...7U 4995A10173C 4995A10127Z 268714 PWB PCB ASSEMBLY MAIN 6871A10166K 6871A10166M 6871A10217C 6871A10217D 263230 THERMISTOR ASSY 6323AQ3226G 6323AQ3226G 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 6323A30004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A20043E 6711A20043E 6711A20043D 6711A...

Page 323: ...1 CONTROL BOX ASSEMBLY INDOOR 4995A10127W 4995A10127W 268714 PWB PCB ASSEMBLY MAIN 6871A10166E 6871A10166E 263230 THERMISTOR ASSY 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A20043D 6711A20043D 152302 FILTER MECH A C 5230A30001L 5230A30001L 158591 PUMP ASSEMBLY WATER 5859A20002A ...

Page 324: ...ed View Replacement Parts List 152302 330870 268714 267110 249951 346810 336610 336610 359012 354210 352118 W0CZZ 137213 149900 149900 137214 359012 266012 158591 55211G 237205 437213 263230 1 359012 263230 263230 263230 BE ...

Page 325: ...023A 3087A20023A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10127T 4995A10127P 268714 PWB PCB ASSEMBLY MAIN 6871A10167D 6871A10167B 263230 THERMISTOR ASSY 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002D 6711A20043E 152302 FILTER MECH A C 5230A30001A 5230A30001A 158591 PUMP ASSEM...

Page 326: ...326 Indoor Unit 346810 152302 336610 237203 359012 354210 330860 W0CZZ 268714 267110 249951 263230 1 263230 2 263230 3 352116 55211G Exploded View Replacement Parts List BT ...

Page 327: ...23AQ3226W 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A20043D 6711A20043D 6711A20043D 268714 PWB PCB ASSEMBLY MAIN 6871A10217F 6871A10217G 6871A10217H 330870 DRAIN PAN ASSEMBLY 3087A10015C 3087A10015C 3087A10015C 336610 HOUSING ASSEMBLY MECH 3661A20025A 3661A20025A 3661A20025A 346810 MOTOR ASSEMBLY INDOOR 4681A10022B 4681A10022B 4681A10022B 352116 TUBE ASSEMBLY EVAPORATOR OUT 521...

Page 328: ...30 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 266090 H V ASSEMBLY 6609A20005G 6609A20005G 267110 REMOTE CONTROLLER ASSEMBLY 6711A10008C 6711A10008C 268714 PWB PCB ASSEMBLY MAIN 6871A10166P 6871A10166Q 330870 DRAIN PAN ASSEMBLY 3087A10015C 3087A10015C 336610 HOUSING ASSEMBLY MECH 3661A20025A 3661A20025A 346810 MOTOR ASSEMBLY INDOOR 4681A10022B 4681A10022B 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A1...

Page 329: ...9 Exploded View Replacement Parts List 135311 268712 159901 352150 152302 346810 131410 733010 359011 342800 135314 267110 135312 146811 35211B 268715 352116 352115 354210 249951 135516 268716 263230 1 W0CZZ 263230 2 SR ...

Page 330: ...24A 263230 THERMISTOR ASSEMBLY ROOM PIPE IN 6323A20004M 6323A20004M 6323A20004M 6323A20004M 263230 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226Z 6323AQ3226Z 6323AQ3226Z 6323AQ3226Z 249951 CONTROL BOX ASSEMBLY INDOOR 4995A12003Q 4995A20274W 4995A20274X 4995A12003N 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A 6871A20274A 6871A20274A 6871A20274A 268716 PWB PCB ASSEMBLY MAIN DC 6871A20581F 6871A20581G 6871A...

Page 331: ... TUBING 5211A10324A 5211A10324A 263230 THERMISTOR ASSEMBLY ROOM PIPE IN 6323A20004M 6323A20004M 263230 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226Z 6323AQ3226Z 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20274S 4995A20274T 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A 6871A20274A 268716 PWB PCB ASSEMBLY MAIN DC 6871A20581A 6871A20581B W0CZZ CAPACITOR DRAWING 3H01487A 3H01487A 135312 GRILL ASSEMBLY FRONT IND...

Page 332: ...View Replacement Parts List 135311 268712 159901 2 159901 1 152302 346810 352150 131410 733010 359011 342800 135314 267110 135312 146811 35211B 352111 352116 352115 354210 249951 135516 W0CZZ 263230 2 268716 268715 263230 1 ST ...

Page 333: ...211A10324B 5211A10324B 5211A10324B 263230 THERMISTOR ASSEMBLY ROOM PIPE IN 6323A20004M 6323A20004M 6323A20004M 6323A20004M 263230 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226Z 6323AQ3226Z 6323AQ3226Z 6323AQ3226Z 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20274Y 4995A20274U 4995A12003M 4995A20274V 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A 6871A20274A 6871A20274A 6871A20274A 268716 PWB PCB ASSEMBLY MAIN D...

Page 334: ...150 159901 249951 W0CZZ 330860 249941 248715 268716 733010 131410 146811 135311 135080 1 135080 2 263020 668713 2 135313 342800 267110 266090 359011 146811 1 668713 1 135316 146811 152302 159830 263230 1 263230 2 346810 35211B 352114 354212 352118 268715 SU ...

Page 335: ...95A12003T 4995A12003L 249941 CONTROL BOX INDOOR 4994A10047A 4994A10047A 4994A10047A 4994A10047A 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A 6871A20274A 6871A20274A 6871A20274A 268716 PWB PCB ASSEMBLY MAIN DC 6871A20172V 6871A20172X 6871A20172E 6871A20172J 263230 THERMISTOR ASSEMBLY 6323A20004M 6323A20004M 6323A20004M 6323A20004M W0CZZ CAPACITOR DRAWING 3H01487A 3H01487A 3H01487A 3H01487A 330860 DR...

Page 336: ...211A14006B 159830 AIR CLEANER ASSEMBLY 5983A10006U 5983A10006X 249951 CONTROL BOX ASSEMBLY INDOOR 4995A12003U 4995A12003P 249941 CONTROL BOX INDOOR 4994A10047A 4994A10047A 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A 6871A20274A 268716 PWB PCB ASSEMBLY MAIN DC 6871A20172T 6871A20172K 263230 THERMISTOR ASSEMBLY 6323A20004M 6323A20004M W0CZZ CAPACITOR DRAWING 3H01487A 3H01487A 330860 DRAIN PAN 3086A1...

Page 337: ...1 268714 135515 267110 135500 3 135500 2 135311 1 146811 147581 330870 352150 135311 3 146811 346810 135500 1 146811 135311 2 131410 352090 147581 152312 135303 135314 268712 268717 135316 354210 352116 352115 144710 2 146811 146811 144710 1 147581 263230 1 263230 2 SP ...

Page 338: ...1A20055A 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 147581 LOUVER HORIZONTAL 4758A20014B 4758A20014B 147581 LOUVER HORIZONTAL 4758A20014B 4758A20014B 147581 LOUVER HORIZONTAL 4758A20014B 4758A20014B 152312 FILTER ASSEMBLY AIR CLEANER 5231A20005A 5231A20005A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20270N 4995A20270P 263230 THERMISTOR ASSEMBLY 6323A20004J 6323A20004J 263230 THERMISTOR ASSEMB...

Page 339: ...30 2 146811 1 135500 3 146811 1 352380 2 352380 1 131410 147582 135311 1 135500 2 135311 2 147581 354210 352150 35211B 352116 268713 268712 135303 2 135303 1 349490 268714 249951 330870 135500 1 267110 152302 146811 2 346810 1 359012 1 346810 2 359012 2 146811 1 135316 352115 352110 SV ...

Page 340: ...THERMISTOR ASSEMBLY 6323A20004J 6323A20004J 6323A20004J 6323A20004J 6323A20004J 263230 THERMISTOR ASSEMBLY 6323AQ3226V 6323AQ3226V 6323AQ3226V 6323AQ3226V 6323AQ3226V 267110 REMOTE CONTROLLER ASSEMBLY 6711A20010A 6711A20039P 6711A20010A 6711A20073N 6711A20073N 268712 PWB PCB ASSEMBLY DISPLAY 6871A20250A 6871A20250A 6871A20250A 6871A20250A 6871A20250A 268713 PWB PCB ASSEMBLY SUB 6871A30029A 6871A30...

Page 341: ...59010 152302 147901 R 147901 L 354210 W0CZZ 268714 733010 137213 137213 249951 166000 346810 330870 132100 268712 237900 235450 146811 352150 159911 159901 267110 137211 135316 733010 135414 S E R V IC E M A N U A L O W N E R S M A N U A L IN ST AL LA TI ON M AN UA L 166000 VB ...

Page 342: ...OUT 6323AQ3226Y 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002A 268712 PWB PCB ASSY DISPLAY 6871AQ3263A 268716 PWB PCB ASSEMBLY MAIN 6871A20701D 6871A20701F 330870 DRAIN PAN ASSEMBLY 3087AP7233A 342800 BEARING 3H02821B 346810 MOTOR ASSEMBLY INDOOR 4681AP2306M 4681AP2306N 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A22147A 35211A TUBE ASSEMBLY SUCTION INDOOR 5211AP2813J 352150 HOSE ASSY DRAIN 5251AP2460B ...

Page 343: ...rts List LRUV LTUN5 5 8HP Series Multi V 554030 1 447910 1 330870 447910 2 658740 552112 4 552112 1 55211G 137213 352112 1 552113 2 552113 1 552112 2 558511 137213 346811 554030 3 549610 559010 349490 435311 437211 554030 2 546810 554030 4 552112 3 ...

Page 344: ...A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001G 6141A10001G 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 6141A20010F 263230 THERMISTOR ASSEMBLY 6323A20009B 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009G 6323A20009G 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 5901A10029A 649950 CONTROL B...

Page 345: ...Replacement Parts List 44700 1 668711 3 668713 649950 1 668711 2 44700 2 649950 2 566001 W6200 668711 1 44700 3 W0FZZ 44700 2 659950 3 261704 566001 668711 4 566001 Main Unit SUB Unit 435312 559010 546810 1 546810 2 Main Unit Sub Unit ...

Page 346: ... 14HP Series Multi V 552204 554160 2 548490 1 565010 1 561410 3 553000 2 565010 2 w48602 552203 2 552203 1 558511 430411 w48602 553000 1 554160 1 566000 548490 2 561410 6 552200 552204 552201 1 561411 561410 1 552201 1 552201 2 552201 2 552204 561410 2 Main Unit ...

Page 347: ...A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASS...

Page 348: ...11 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOO...

Page 349: ...6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX...

Page 350: ...SSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMB...

Page 351: ... ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A...

Page 352: ...48490 1 565010 1 561410 3 553000 2 565010 2 w48602 552203 2 552203 1 558511 430411 w48602 553000 1 554160 1 566000 548490 2 561410 6 55211F 552200 552204 552201 1 561411 561410 1 552201 1 552201 2 159910 552201 2 552204 561410 2 552202 Main Unit LRUN 8 14HP Series Multi V ...

Page 353: ...0 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A...

Page 354: ...10 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681...

Page 355: ...0UNGV1AA 558511 DRIER ASSEMBLY 5851A20002A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 566000 SWITCH PRESSURE 6600...

Page 356: ...SSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559...

Page 357: ...BLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 ...

Page 358: ...SSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559...

Page 359: ...65010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A200...

Page 360: ...8490 1 565010 1 561410 3 553000 2 565010 2 w48602 552203 3 552203 2 552203 1 558511 430411 w48602 553000 1 554160 2 566000 548490 2 561410 6 552200 552204 552201 1 561411 561410 1 552201 1 552201 2 159910 552201 2 552204 561410 2 Main Unit SUB Unit LRUV C 16 40HP Series Multi V Plus ...

Page 361: ...R ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 ...

Page 362: ... ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 C...

Page 363: ...R ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 ...

Page 364: ...200 VALVE EXPANSION BODY 5220A90001B 552204 VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR...

Page 365: ...2200 VALVE EXPANSION BODY 5220A90001B 552204 VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTO...

Page 366: ...lti V Plus 552204 554160 1 554160 2 548490 1 565010 1 561410 3 553000 2 565010 2 w48602 552203 3 552203 2 552203 1 558511 430411 w48602 553000 1 554160 2 566000 548490 2 561410 6 552200 552204 552201 1 561411 561410 1 552201 1 552201 2 552201 2 552204 561410 2 Main Unit SUB Unit ...

Page 367: ...6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEM...

Page 368: ...SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 54...

Page 369: ...6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEM...

Page 370: ...SEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTO...

Page 371: ... VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOL...

Page 372: ...A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSE...

Page 373: ...P No 3828A24006A Printed in Korea After reading this manual keep it in a place easily accessible to the user for future reference ...

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