LG ATNH126ELFB Service Manual Download Page 1

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Universal System
Air Conditioner

SERVICE MANUAL

CAUTION

website http://www.lgservice.com
e-mail http://www.lgeservice.com/techsup.html

• BEFORE SERVICING THE UNIT, READ THE SAFETY

PRECAUTIONS IN THIS MANUAL.

• ONLY FOR AUTHORIZED SERVICE PERSONNEL.

Summary of Contents for ATNH126ELFB

Page 1: ...ir Conditioner SERVICE MANUAL LG CAUTION website http www lgservice com e mail http www lgeservice com techsup html BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL ...

Page 2: ...ariable Single A AUUH B R410A 75 III Troubleshooting Guide Self diagnosis Function 99 Electronic Parts Troubleshooting Guide 100 IV Electronic Control Device Ceiling Cassette Type 107 Ceiling Duct Type 108 Ceiling Floor 110 V Schematic Diagram Ceiling Cassette Type 113 Ceiling Duct Type 114 Ceiling Floor 115 VI Explode View and Replacement Parts List Indoor Units 117 Outdoor Units 135 Panel Assemb...

Page 3: ...I Indoor Units Introduction 8 Ceiling Cassette 4 way 10 Ceiling Floor 37 Ceiling Concealed Duct 51 Service Manual 7 ...

Page 4: ...6BLAB AVNH 306BLAB BH ABNH 186HLAB ABNH 246HLAB BG 12 000 3 5 ATNH 126ELFB BR ABNH 306GLAB 48 000 14 1 ATNH 486DLFB ATNH 606DLFB 60 000 17 6 VE AVNH 126ELAB ABNH 486RLAB ABNH 606RLAB ABNH 366GLAB 1Ø 220 240V 50Hz Model name Nominal capacity Btu h kW Power Supply R410A Ceiling Cassette 4 Way Ceiling Concealed Duct Indoor unit R410A 8 Universal System Air Conditioner Introduction Introduction ...

Page 5: ...V 240V 50Hz 8 3Ø 380V 415V 50Hz Nominal CoolingCapacity in Btu h Ex 18 18 000 Btu h 48 48 000 Btu h Model Type C Cooling Only H HeatPump Indicates that this is a indoor unit for R410A ATN Ceiling cassette type indoor unit ABN Ceiling concealed duct type indoor unit AVN Convertible type indoor unit P T H E C Functions A Basic C Plasma Air Purifier E Elevation Grille F Elevation Grille Plasma Air Pu...

Page 6: ...eatures Benefits 11 2 List of Functions 15 3 Specifications 16 4 Dimensional Drawings 18 5 Wiring Diagrams 22 6 Piping Diagrams 24 7 Operating Instructions 27 8 Installation 29 9 Accessories 36 Ceiling Cassette 4 way R410A Indoor Units ATNH EL FL DL Ceiling Cassette 4 way ...

Page 7: ... Main body Remote control Zero stanby power consumption Jet cool Swirl swing Space control Compact Design and Easy Installation Only about 269mm height in the ceiling is sufficient for installation space A smaller size than a Textile 600X600 is very conve nient for installation Low Noise with 3 dimensional turbo fan The most advanced low noise design The adoption of turbo fan and round type heat e...

Page 8: ... of up to 700 mm is possible creating the ideal solution for perfect water drainage High Ceiling Corresponding Operation According to the height of the installation it provides vari ability of indoor fan motor rpm If the height of installation is low then you can adjust low rpm of indoor fan motor On the other hand if the height of the installation is high you can adjust high rpm of indoor fan mot...

Page 9: ...al 2 4 4 8 100 Improved Comparison of Air Flow Types Comparison of Floor Temp Distribution 20 C Vane 1 Close Open Open Open Open Open Close Close Open Vane 3 Close Open Close Close Open Open Open Close Close Open Vane 2 Open Open Time Close Close Open Vane 4 Vane 1 Vane 3 Vane 2 Time Vane 4 Vane 3 Vane 4 Vane 1 Swirl Swing It is the function for comfort cooling heating operation The diagonal two l...

Page 10: ...res With the help of the slide switch at the back of the LCD wired remote controller selection of the desired thermistor for controlling the unit can be done One thermistor is in the Indoor unit the other one is in the LCD wired remote Group Control It enables to control as much as 16 units with the help of one wired remote controller All the units will follow same setting of temperature other sub...

Page 11: ...nt O O O Fire Alarm Function Forced Operation O O O Group Control O O O High Ceiling Operation O O O Hot Start O O O Jet Cool O O O Plasma Air Purifier O O O Prefilter Washable Anti fungus O O O Self Diagnosis O O O Sleep Mode O O O Soft Dry Operation O O O Swirl Swing O O O Space Control O O O Tele Control Accessory Accessory Accessory Temperature Control O O O Test Function O O O Time Delay Safe...

Page 12: ...e Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification For outdoor units Single Split See chapter MPS Variable SINGLE A AUUH B Application Split Simultaneous operation See chapter MPS Variable SINGLE A AUUH B 3024 3517 4536 5275 6048 7033 7056 8205 12000 18000 24000 28000 3478 4044 5116 5949 6955 8089 8114 9437 13800 20300 27600 32200 9 5 8 7 336...

Page 13: ... 175 195 237 0 76 1 5 1 8 4 440 6 400 6 400 Turbo Fan Turbo Fan Turbo Fan 1 18 1 460 1 18 1 460 1 18 1 460 40 38 36 43 41 39 50 47 43 Thermistor Thermistor Thermistor 0 275 7 0 275 7 0 275 7 21 21 21 2R12C 2R12C 2R12C 4 0 5 5 6 5 33 1 11 3 33 1 840 288 840 33 1 11 3 33 1 840 288 840 33 1 11 3 33 1 840 288 840 37 4 1 2 37 4 950 30 950 37 4 1 2 37 4 950 30 950 37 4 1 2 37 4 950 30 950 32 70 4 32 70 ...

Page 14: ...570 Unit size 450 Hanging bolt 75 75 600 Ceiling opening 600 Ceiling opening 521 Hanging bolt 39 5 39 5 670 670 5 6 30 ATNH EL unit mm Number Name Descripition 1 Liquid pipe connection ø6 35 flare 2 Gas pipe connection 12k ø9 52 18k ø12 7 flare 3 Drain pipe connection 4 Power supply connection 5 Air discharge grille 6 Air suction grille 4 Dimensional Drawings ...

Page 15: ...744 Unit size 744 Unit size 658 Hanging bolt 66 66 790 Ceiling opening 790 Ceiling opening 572 Hanging bolt 109 109 30 ATNH FL unit mm Number Name Descripition 1 Liquid pipe connection ø6 35 flare 2 Gas pipe connection 24K ø12 7 30K ø15 88 flare 3 Drain pipe connection 4 Power supply connection 5 Air discharge grille 6 Air suction grille ...

Page 16: ...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 30 Number Name Descripition 1 Liquid pipe connection 36k ø6 35 48 60k ø9 52 flare 2 Gas pipe connection 36k ø15 88 48 60k ø19 05flare 3 Drain pipe connection 4 Power supply connection 5 Air discharge grille 6 Air suction grille unit mm ...

Page 17: ...Service Manual 21 Ceiling Cassette 4 way PT HEF HFF HDF W D H W mm 670 850 950 H mm 90 90 90 D mm 670 850 950 unit mm Model PT HEF PT HFF PT HDF DIM Unit ...

Page 18: ...N PUMP OUTPUT CN DISP DISPLAY CN FLOAT FLOAT SWITCH INPUT CN PTC PTC HEATER INUT CN REMO REMOTE CONTROL CN GRILL GRILL CONTROL CN CC CENTRAL CONTROL CN PIPE2 DISCHARGE PIPE SENSOR CN ROOM ROOM SENSOR CN PIPE1 PIPE SENSOR CN HVB AIR CLEANER CN UD1 STEP MOTOR CN UD2 STEP MOTOR CN LR1 STEP MOTOR CN LR2 STEP MOTOR 5 Wiring Diagrams 5 1 Wiring Diagrams Product ...

Page 19: ...Service Manual 23 Ceiling Cassette 4 way 5 2 Wiring Diagrams Elevation Grill PT HEF PT HFF HDF ...

Page 20: ... connection port diameter Model ATNH126ELFB ATNH186ELFB ATNH246FLFB ATNH306FLFB ATNH366DLFB ATNH486DLFB ATNH606DLFB Gas 9 52 3 8 12 7 1 2 15 88 5 8 19 05 3 4 Liquid 6 35 1 4 9 52 3 8 unit mm inch Heat Exchanger Turbo Fan lndoor unit Heating Cooling Thermistor 6 Piping Diagrams ...

Page 21: ...set the timer when the desired time is obtained 12 Week Button Used to set a day of the week 13 Program Button Used to set the weekly timer 14 Holiday Button Used to set a holiday of the week 15 Time Set Button Used to set the time of the day and change the time in the weekly timer Function 16 Set and Clear Button Used to set and clear the weekly timer 17 Swirl Button 4 way Used to select swirl mo...

Page 22: ... BUTTON Used to set Sleep Mode Auto operation 11 AIR CIRCULATION BUTTON Used to circulate the room air without cooling or heating 12 ROOM TEMPERATURE CHECKING BUTTON Used to check the room temperature 13 PLASMA OPTIONAL Used to start or stop the plasma purification func tion 14 RESET BUTTON Initialize remote controller 15 2nd F Button Used prior to using modes printed in blue at the bottom of butt...

Page 23: ...down or into water Or else there is worry about trouble failure Do not press hard the Remote Controller button with nail ball point pen or other sharp substance Or else there is worry about trouble failure In case when obstacle such as curtain hides the signal reception part of receiver in between the space interval Remote Controller operation is infeasible Lift grill front panel assembly Bolts fo...

Page 24: ...Then suction grill goes up and enters into the front panel 1 Stop the Air Conditioner Operation 2 Descend the Suction Grill 3 Raise the Suction Grill Depress the stop button Make use of this when you want to stop it at your wished posi tion 4 Stop the Suction Grill during Rising Always stop the air conditioner operation for safety before operating lift grill Take heed _ there is worry about dust f...

Page 25: ...el Screw driver Electric drill Hole core drill ø70mm Flaring Tools set Torque Wrenches Hexagonal Wrench 4mm 5mm Gas leak detector Owner s Manual Thermometer 8 1 Selection of the best location There should not be any heat source or steam near the unit There should not be any obstacles to the air circula tion There should be provision of easy condensate drain Taking into accounting the noise prevent...

Page 26: ...09 Unit mm 840 Unit size 840 Unit size 672 Hanging bolt 101 5 101 5 875 Ceiling opening 875 Ceiling opening 785 Hanging bolt 45 45 The dimensions of the paper pattern for installation are the same as those of the ceiling opening dimensions Select and mark the position for fixing bolts and piping hole Decide the position for fixing bolts slightly tilted to the drain direction after considering the ...

Page 27: ...3 8 or M10 Spring washer M10 Air Conditioner body The following parts are local purchasing Hanging Bolt W 3 8 or M10 Nut W 3 8 or M10 Spring Washer M10 Plate Washer M10 Tighten the nut and bolt to prevent unit from falling off CAUTION Air inlet side view Control box cover Indoor power cord Remote controller cord Control box cover fitting screw 2 units Terminal Block in Indoor 1 L 2 N 3 4 Connected...

Page 28: ...r tightening these screws install the air inlet grille including the air filter Decoration panel fixing screws hexagon M5 screws Temporally fitting at 2 places Tightening about 10mm Control box cover Piping side Inlet Grille Inlet Grille Inlet Grille Inlet Grille Inlet Grille Louver motor Decoration panel fixing screws Hexagon M5 screw Air conditioner unit Decoration panel Key holes Display Lead w...

Page 29: ...h The fixing screws hexagon M5 screw are included unit box 2 Remove the air inlet grille from the decoration panel Remove the hook for the air inlet grille cord 3 Hook the decoration panel key hole on the screws fixed in step above and slide the panel so that the screws reach the key hole edge 4 Retighten completely two temporarily fixed screws and other two screws Total 4 screws 5 Connect the lou...

Page 30: ...own Don t pull suction grill Don t draw out suction grill irrationally Or else there is worry that lift grill drive part is damaged and suction grill might drop down Don t place obstacle in lift passage of lift grill When suction grill descends it automatically stops at a certain distance If there is any obstacle in lift passage suction grill might drop down and there may be caused trouble failure...

Page 31: ...n hose CAUTION The supplied flexible drain hose should not be curved neither screwed The curved or screwed hose may cause a leakage of water 1 50 1 100 MAX 700mm Flexible drain hose Flexible drain hose After the confirmation of the above conditions prepare the wiring as follows 1 Never fail to have an individual power specialized for the air conditioner As for the method of wiring be guided by the...

Page 32: ...ories For Unit Standard Accessories Paper pattern for installation Owner s manual Installation manual No Item Type Model No Component Parts Wireless remote control 1EA Holder 1EA Battery 2EA Screw 2EA Central control Installation manual PCB 1EA Installation manual Wire assembly 1 2 3 Wireless remote control With air purifying function AHWRHD Central control Simple PQCSA101S0 PI485 Gateway For cent...

Page 33: ...ures Benefits 38 2 List of Functions 39 3 Specifications 40 4 Dimensional Drawings 41 5 Wiring Diagrams 43 6 Piping Diagrams 44 7 Operating Instructions 45 8 Installation 46 9 Accessories 50 Ceiling Floor R410A Indoor Units AVNH EL BL Ceiling Floor ...

Page 34: ...le Installation It can be installed on the floor or ceiling according to your need Low Noise Advanced airflow system and cross flow fan give quiet and more comfortable environment Vertical Airflow Balanced Temperature Distribution The heat distribution graph shows an example of even tem perature distribution achieved by the auto swing airflow Noise Distribution dBA Upward Downward Ceiling Installa...

Page 35: ... Drain Pump E S P Control Electric Heater Environment Friendly Refrigerant O O Fire Alarm Function Forced Operation O O Group Control High Ceiling Operation Hot Start O O Jet Cool Plasma Air Purifier Optional Prefilter Washable Anti fungus O O Self Diagnosis O O Sleep Mode O O Soft Dry Operation O O Swirl Swing Space Control Tele Control O O Temperature Control O O Test Function O O Time Delay Saf...

Page 36: ...fference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 3024 3517 4536 5274 6048 7032 6653 7737 12000 18000 24000 26400 3478 4044 5116 5949 6955 8089 7635 8880 13800 20300 27600 30300 10 0 8 3 6 5 353 293 230 13 5 12 11 477 424 388 15 13 5 12 530 477 424 18 16 14 636 564 494 18 30 16 30 18 30 16 30 18 30 16 30 18 30...

Page 37: ...e than 20Cm More than 20Cm More than 5Cm More than 20Cm Suspension bolt piping hole Ø45 235 50 100 820 40 Washer Nut Suspension bolts Ceiling Anchor nut Drain piping hole Ø25 Suspension bolts Spring washer Max 12mm Hangen Washer Nut Installation plate Ø70mm Left rear piping Right rear piping Floor 70 120 70 more than 200 Ø70mm Ceiling Installation Floor Installation Air suction grille Air discharg...

Page 38: ... 615 R More than 20cm More than eye level More than 20cm R Ceiling installation R More than 20cm More than 20cm Floor Wall installation Rear Side Unit mm 1076 Suspension bolt W3 8 or M10 Center line for the piping hole 265 1236 265 1076 more than 260 265 1236 392 265 468 63 Ø10 Stud Bolt hole 38 175 Installation Plate 250 128 36 36 1076 AVNH BL ...

Page 39: ... DOOR STEP MOTOR CN DISPLAY DISPLAY CN U D1 STEP MOTOR CN FLOAT FLOAT SWITCH INUT CN CC CENTRAL CONTROL CN CC CN TH1 IN PIPE THERMISTOR ROOM THERMISTOR CN FLOAT FLOAT S W CN MOTOR CN DPUMP DRAIN PUMP INDOOR MOTOR CAPACITOR FUSE BR BL GN YL RD 3 4 1 L 2 N OPTION 3854A20419D TO OUTDOOR UNIT CN TH2 OUT PIPE THERMISTOR CN ACDC CN UD1 STEP MOTOR CN HVB A CL UNIT HVB CN DISP DISPLAY PCB ASSY GN YL CENTR...

Page 40: ...ditioner 6 Piping Diagrams Refrigerant pipe connection port diameter Model AVNH126ELAB AVNH186BLAB AVNH246BLAB AVNH306BLAB Gas 9 52 3 8 12 7 1 2 15 88 5 8 Liquid 6 35 1 4 unit mm inch Heat Exchanger C F F lndoor unit Heating Cooling Thermistor ...

Page 41: ...arting and stopping operation 8 TIME SETTING BUTTONS Used to adjust the time 9 TIMER SET CANCEL BUTTON Used to set the timer when the desired time is obtained and to cancel the Timer operation 10 SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation 11 AIR CIRCULATION BUTTON Used to circulate the room air without cooling or heating 12 ROOM TEMPERATURE CHECKING BUTTON Used to check the room ...

Page 42: ...l ø70mm Pipes Gas side Ø9 52 Ø12 7 Ø15 88mm Liquid side Ø6 35mm Insulated drain hose Insulation materials Flaring Tools set Specified Torque Wrenches 1 8kg m Liquid side piping 5 5kg m Gas side piping Spanner Half union Specified Torque Wrenches 1 8kg m Liquid side piping 5 5kg m Gas side piping Hexagonal Wrench 4mm Gas leak Detector Two type B screws Owner s Manual Thermometer Installation Plate ...

Page 43: ... 2 screws after removing the Inlet grille from the Indoor unit 2 Connect the wires to the terminals on the control board individually according to the outdoor unit connection Ensure that the color of the wires of outdoor unit and the terminal No are the same as those of indoor unit respectively R AIR GUIDE L INDOOR UNIT Control Panel 1 2 Clamp Terminal Block in Indoor 1 L 2 N 3 4 Connected to outd...

Page 44: ...rtible type air conditioner 2 Minimum thickness of the insulation for the connecting pipe shall be 7mm 3 If the Installation Plates are fixed to horizontal line the indoor unit after installing will be declined to the bottomside The unit must be horizontal or declined to the drain hose connected when finished installation The unit must be declined to the bottomside of the unit when finished instal...

Page 45: ...ification of power source 5 Confirm that electrical capacity is sufficient 6 Be sure that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate 7 Confirm that the cable thickness is as specified in the power sources specification Particularly note the relation between cable length and thickness 8 Never fail to equip a leakage breaker where it is w...

Page 46: ... 1 set Drain hose 1 EA Clamp 8 EA Washer for hanging backet 6 EA Other Owner s manual Installation manual Optional Accessories For Unit Standard Accessories No Item Type Model No Component Parts Central control Installation manual PCB 1EA Installation manual Wire assembly 1 2 Central control Simple PQCSA101S0 PI485 Gateway For central control PHNFP14A0 ...

Page 47: ... List of Functions 54 3 Specifications 55 4 Dimensional Drawings 57 5 Wiring Diagrams 58 6 Piping Diagrams 59 7 E S P Setting for 60 8 Operating Instructions 64 9 Installation 66 10 Accessories 71 Ceiling Concealed Duct R410A Indoor Units ABNH HL GL RL Ceiling Concealed Duct ...

Page 48: ...urifying system Accessory Hygienic and easy to clean filter Easy Installation Flexible Duct is easy to install regardless of room size or heater position It can be installed even in a limited space and saves construction cost with slim thickness Innovative Design of Fan and Housing System Low Noise Easy Serviceability Plastic Fan and Housing Assembly Designed for low noise Designed to reduce weigh...

Page 49: ...er than set temperature then the damper is closed On the other hand if the temperature of a particular zone is higher than the set temperature damper is opened to pro vide cooling to the zone and vice versa in the heating mode Polluted Air Purified fresh Air 4 8KV discharge Ionizer Photo Catalyst Coated Mesh Dust particles Odour Dust electrode discharge Odour molecule Generating plasma LG s High T...

Page 50: ... Drain Pump Accessory Accessory Accessory E S P Control O O O Electric Heater Accessory Accessory Accessory Environment Friendly Refrigerant O O O Fire Alarm Function Forced Operation O O O Group Control O O O High Ceiling Operation Hot Start O O O Jet Cool Plasma Air Purifier Accessory Accessory Accessory Prefilter Washable Anti fungus O O O Self Diagnosis O O O Sleep Mode O O O Soft Dry Operatio...

Page 51: ...F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4536 5275 6048 7034 7560 8791 18000 24000 30000 5116 5949 6955 8089 8694 10110 20300 27600 34500 16 5 14 5 13 583 512 459 18 16 5 14 636 583 494 26 5 2...

Page 52: ...ture 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 9072 10549 12095 14067 14112 16412 36000 48000 56000 10433 12130 13305 15474 15523 18053 41400 52800 61600 32 29 26 1130 1024 918 40 35 30...

Page 53: ...7 Ø 15 88 Ø 6 35 Ø 9 52 18 24k 30 36 Ø 19 05 48 60k k Gas Liquid Model 1 Pipe Specification mm Note 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 5 243 232 243 116 160 53 59 81 19 158 5 477 56 590 30 120 1006 294 380 215 279 241 279 185 168 51 98 83 17 172 Capacity A B 932 882 1232 1182 1282 1230...

Page 54: ...L BR 1 L 2 N 3 4 5 CN OUT CN PTC PTC HEATER VENTILATION E HEATER CN ZONE ZONE CONTROL CN FLOAT FLOAT S W CONNECTOR NUMBER LOCATION CN POWER AC POWER SUPPLY CN MOTOR BLDC FAN MOTOR OUTPUT CN D PUMP DRAIN PUMP OUTPUT CN DISP RF REMOTE CONTROL CN FLOAT FLOAT SWITCH INUT CN ZONE ZONE CONTROL OUTPUT CN CC CENTRAL CONTROL OUTPUT CONNECTOR NUMBER LOCATION CN PIPE1 PIPE SENSOR CN PIPE2 DISCHAGE PIPE SENSO...

Page 55: ...s Refrigerant pipe connection port diameter Model ABNH186HLAB ABNH246HLAB ABNH306GLAB ABNH366GLAB ABNH486RLAB ABNH606RLAB Gas 12 7 1 2 15 88 5 8 19 05 3 4 9 52 3 8 Liquid 6 35 1 4 unit mm inch Heat Exchanger Sirocco Fan lndoor unit Heating Cooling Thermistor ...

Page 56: ...aried according to the state of dampers by micom 2 Position F H Maximum E S P setting Fan speed doesn t vary according to the opening Closing of dampers 3 Position V L Minimum E S P setting Fan speed is varied according to the state of dampers by micom Maximum 18 24k 8mmAq 30 36k 10mmAq 48 60k 15mmAq Minimum All 0mmAq 3 Move the slide switch to set position 4 Close the rear cover and check if it w...

Page 57: ...igit only If the range selection is above 100 then the third digit will appear in the screen as shown Preheat ZONE Operation unit Program set Room Temp MED LO AUTO JET Heater Defrost Filter Humidify Out door Timer On Set no Time Off 01 03 05 07 09 11 13 15 17 19 21 23 1 2 3 4 OPERATION FAN SPEED SUB FUNCTION SET TEMP HI AUTO SWING Time Preheat ZONE Operation unit Program set Room Temp MED LO AUTO ...

Page 58: ... 220 150 1 ABNH366GLAB Med 29 1024 240 238 237 235 230 220 Low 26 5 936 245 245 243 243 240 240 High 40 1412 230 225 220 215 205 200 190 180 160 ABNH486RLAB Med 35 1235 250 245 240 235 230 220 215 210 200 Low 30 1059 255 255 255 250 245 240 235 230 225 High 50 1766 185 180 174 162 154 140 90 5 1 ABNH606RLAB Med 45 1589 210 205 199 191 189 180 155 138 110 Low 40 1423 230 225 219 215 210 205 193 180...

Page 59: ... 936 ABNH306GLAB Med 155 27 954 26 3 929 26 1 922 25 8 911 24 8 876 23 812 Low 190 21 742 20 8 735 20 6 727 20 4 720 20 4 720 20 706 High 1 42 1483 40 1413 38 1342 35 5 1254 33 5 1183 32 1130 ABNH366GLAB Med 220 39 1377 37 1307 35 1236 33 1165 31 1095 29 1024 Low 240 34 1201 32 5 1148 31 1095 29 5 1042 27 954 26 5 936 High 200 49 1730 47 4 1675 44 9 1584 43 3 1529 41 7 1472 40 1412 38 6 1361 37 13...

Page 60: ...d to set the Electric Heater 6 Fan Speed Button Used to set desired fan speed 7 Operation Mode Selection Button Used to select the operation mode Auto Operation Mode Cooling Operation Mode Soft Dry Operation Mode Heating Operation Mode except cooling model 8 Timer Cancel Button Used to cancel the timer 9 Timer Set Button Used to set the timer when the desired time is obtained 10 Week Button Used t...

Page 61: ...ration ex elec tronic quick start ELBA inverter type fluorescent lamp Signal transmitter Transmits the signals to the signal receptor 1 FAN Operation Button Used to circulate room air without cooling or heat ing 2 Cooling Operation Button 3 Soft Dry Operation Button Used to dehumidify without overcooling 4 Heating Operation Button Heat pump model only 5 Timer Set Button Used to set the timer when ...

Page 62: ...ll ø70mm Flaring Tools set Torque Wrenches Hexagonal Wrench 4mm 5mm Gas leak detector Owner s Manual Thermometer 9 1 Selection of the best location Install the air conditioner in the location that satisfies the fol lowing conditions The place shall easily bear a load exceeding four times the indoor unit s weight The place should have enough area for inspection as shown in figure The place where th...

Page 63: ... C 1 3 mm D G H I E F NOTE Throughly study the following installation locations 1 In such places as restaurants and kitchens considerable amount of oil steam and flour adhere to the fan the fin of the heat exchanger resulting in heat exchange reduction spraying dispersing of water drops etc In these cases take the following actions Make sure that the ventilation fan for smoke collecting hood on a ...

Page 64: ...ntrol board individually according to the outdoor unit connection Ensure that the color of the wires of outdoor unit and the terminal No are the same as those of indoor unit respectively Clamping of cables 1 Arrange 2 power cables on the control panel 2 First fasten the steel clamp with a screw to the inner boss of control panel 3 For the cooling model fix the other side of the clamp with a screw ...

Page 65: ...ulator for piping Local supply Hose crip for thermal insulator Local supply Union for liquid pipe Refrigerant pipe and thermal insulator Local supply Union for gas pipe Thermal insulator for refrigerant pipe Local supply Hose crip for thermal insulator Local supply 9 5 Checking the Drainage 1 Remove the Air Filter 2 Check the drainage Spray one or two glasses of water on the evapo rator Ensure tha...

Page 66: ...ipe Drain Pump 1 50 1 100 1 50 1 100 Front of view Alway lay the drain with downward inclination 1 50 to 1 100 Prevent any upward flow or reverse flow in any part 5mm or thicker formed thermal insulator shall always be provided for the drain pipe CORRECT Install the P Trap or U Trap to prevent a water leakage caused by the blocking of intake air filter Applied U Trap Dimension 1 Decline Installati...

Page 67: ...onent Parts Wireless remote control 1EA Holder 1EA Battery 2EA Screw 2EA Plasm Air Purifier Kit 1EA Wired Remote Control 1EA Factory sypplied Zone control PCB Durchased Locally Damper Damper Moter thermostat Drain Pump Assembly 1EA Central control Installation manual PCB 1EA Installation manual Wire assembly 1 2 3 4 5 6 Wireless remote control With air purifying function AHWRHS AHWRHD LCD Plasma a...

Page 68: ...72 Universal System Air Conditioner II Outdoor Units Introduction 73 MPS Variable SINGLE A 75 ...

Page 69: ...0 415V 50Hz 1 Compressor AUUH608B Outdoor unit Indoor unit Type Model name AUUH126B Ceiling Cassette ATNH126ELFB Ceiling Floor AVNH126ELAB Ceiling Cassette ATNH186ELFB AUUH186B Ceiling Floor AVNH186BLAB Ceiling Concealed Duct ABNH186HLAB Ceiling Cassette ATNH246FLFB AUUH246B Ceiling Floor AVNH246BLAB Ceiling Concealed Duct ABNH246HLAB Ceiling Cassette ATNH306FLFB AUUH306B Ceiling Floor AVNH306BLAB...

Page 70: ... Standard Phase Volts Freq 6 1Ø 220V 240V 50Hz 8 3Ø 380V 415V 50Hz Indicates that this is a R410A outdoor unit Model Type H MPS Variable Single A W MPS inverter Single A Nominal Cooling Capacity in Btu h 18 18 000 Btu h 12 12 000 Btu h 24 24 000 Btu h 30 30 000 Btu h 36 36 000 Btu h 48 48 000 Btu h 60 60 000 Btu h ...

Page 71: ...A Contents 1 Features Benefits 76 2 Specifications 78 3 Dimensional Drawings 82 4 Wiring Diagrams 86 5 Piping Diagrams 90 6 Electric Characteristics 93 7 Operation Range 94 8 Installation 95 R410A Outdoor Units AUUH B MPS Variable SINGLE A ...

Page 72: ... system the only compressor is working with ON OFF cycles Comfort Control Conventional Operation The compressor must turn on and off to reach desired temperature setting A large portion of power is used during restarting This causes unnecessary power consumption MPS Multi Power System Control This is a power saving system with two rotary compressors of different capacity 60 40 operating an A C at ...

Page 73: ...vented by reducing out door fan speed It can prevent frosting of evaporator and keep cooling operation on Heating Capacity Improved Using MPS technology LG s air conditioning sys tem achieved world s best wide range of opera tion which is from 12 120 in cooling mode and from 12 138 in heating mode to give quicker cooling and heating Compared cooling capacity Standard heating capacity 120 Max heati...

Page 74: ...door Units Nominal Capacity Cooling Btu h W Heating Btu h W Nominal Input Cooling W Heating W EER Btu h W W W COP Btu h W W W ABNH186HLAB ABNH246HLAB ABNH306GLAB AUUH186B AUUH246B AUUH306B 18 000 24 000 30 000 5 275 7 034 8 791 20 300 27 600 34 500 5 949 8 089 10 110 1 640 2 190 2 730 1 650 2 210 2 800 10 98 3 22 10 96 3 21 10 99 3 22 12 30 3 61 12 49 3 66 12 32 3 61 Nominal Capacity and Nominal I...

Page 75: ... 400 55 200 64 400 12 130 16 178 18 874 3 280 4 898 5 832 3 340 5 044 6 613 10 98 3 22 9 80 2 87 9 60 2 81 12 40 3 63 10 94 3 20 9 73 2 85 For combination indoor units outdoor units Indoor Units Outdoor Units Nominal Capacity Cooling Btu h W Heating Btu h W Nominal Input Cooling W Heating W EER Btu h W W W COP Btu h W W W ABNH366GLAB ABNH486RLAB ABNH606RLAB AUUH368B AUUH488B AUUH608B 36 000 48 000...

Page 76: ... L E V L E V 0 276 7 0 0 276 7 0 0 276 7 0 0 276 7 0 18 18 18 18 2R 24C 2R 28C 2R 36C 2R 36C OBM 2012P2 IC28640LG28P IC28640LG28P IC28640LG28J 25 5 67 2 67 2 67 2 1 5 370 6 370 6 370 6 370 Propeller Propeller Propeller Propeller 1 15 7 400 1 18 1 460 1 18 1 460 1 18 1 460 Side Discharge Side Discharge Side Discharge Side Discharge 26 918 58 2048 58 2048 53 1872 47 52 52 53 Inversion cycle Inversio...

Page 77: ... R410A L E V L E V L E V 0 276 7 0 0 276 7 0 0 276 7 0 18 17 17 2R 36C 2R 52C 2R 52C 5BM 3018P2 2 AMR071B9 2 AMR071B9 2 47 2 2 70 2 70 2 2 0 400 6 370 6 370 Propeller Propeller Propeller 2 15 7 400 2 18 1 460 2 18 1 460 Side Discharge Side Discharge Side Discharge 32 1130 2 53 1872 2 53 1872 2 52 57 57 Invertion cycle Invertion cycle Invertion cycle 1 4 6 35 3 8 9 52 3 8 9 52 5 8 15 88 3 4 19 05 3...

Page 78: ...nditioner MPS Variable SINGLE A 3 Dimensional Drawings AUUH126B W L2 L3 L1 D H L4 L5 Gas side 3 way valve Liquid side 2 way valve MODEL AUUH126B DIM unit W mm 770 H mm 540 D mm 245 L1 mm 287 L2 mm 64 L3 mm 518 L4 mm 10 L5 mm 100 ...

Page 79: ...grille W W mm 870 870 H mm 655 800 D mm 320 320 L1 mm 370 370 L2 mm 25 25 L3 mm 340 340 L4 mm 775 775 L5 mm 25 25 L6 mm 546 546 L7 mm 162 162 L8 mm 162 162 L9 mm 54 54 L10 mm 74 5 74 5 L11 mm 79 79 mm Ø6 35 Ø6 35 mm Ø12 7 24k Ø12 7 30k Ø15 88 AUUH186B AUUH246B 306B Model Dimensions ...

Page 80: ...ble SINGLE A AUUH368B 76 5 4 holes for anchor bolts 320 Unit mm 64 160 160 550 1060 360 340 320 1030 870 4 2 3 1 Number Name Descripition 1 Liquid side service valve mm Ø6 35 2 Gas side service valve mm Ø15 88 3 Air discharge grill 4 Control Cover ...

Page 81: ... D L1 L2 L3 Gas side 3 way valve Control cover Liquid side 3 way valve 4 hole for anchor bolts W mm 900 H mm 1 165 D mm 370 L1 mm 460 L2 mm 45 L3 mm 410 L4 mm 1 135 L5 mm 30 L6 mm 550 L7 mm 175 L8 mm 175 L9 mm 112 L10 mm 120 L11 mm 83 mm Ø9 52 mm Ø19 05 AUUH488B AUUF608B Model Dimensions ...

Page 82: ...86 Universal System Air Conditioner MPS Variable SINGLE A 4 Wiring Diagrams AUUH126B AUUH186B ...

Page 83: ...MPS Inverter SINGLE A Service Manual 87 AUUH246B AUUH306B ...

Page 84: ...MPS Inverter SINGLE A 88 Universal System Air Conditioner AUUH368B AUUH488B ...

Page 85: ...Service Manual 89 MPS Variable SINGLE A AUUH608B ...

Page 86: ...d Ø 6 35mm OUTDOOR UNIT Field Piping Reversing Valve Refrigerant Flow Cooling Heating Capillary AUUH126B AUUH186B 246B Thermistor Thermistor Accumulator Constant Compressor Heat Exchanger Gas Ø 12 7mm Liquid Ø 6 35mm OUTDOOR UNIT Field Piping Reversing Valve Refrigerant Flow Cooling Heating Thermistor Thermistor Thermistor Thermistor L E V ...

Page 87: ... OUTDOOR UNIT Refrigerant Flow Cooling Heating Gas Ø15 88mm Liquid Ø6 35mm Field Piping Thermistor Thermistor Thermistor AUUH368B OUTDOOR UNIT Thermistor L E V Accumulator Constant Compressor 2 Heat Exchanger Check Valve Check Valve Reversing Valve Refrigerant Flow Cooling Heating Gas Ø15 88mm Liquid Ø6 35mm Field Piping Thermistor Thermistor Thermistor ...

Page 88: ...DOOR UNIT Refrigerant Flow Cooling Heating Gas Ø19 05mm Liquid Ø9 52mm Field Piping Thermistor Receiver L E V Thermistor Thermistor Thermistor AUUH608B OUTDOOR UNIT Constant Compressor Accumulator Heat Exchanger Reversing Valve Refrigerant Flow Cooling Heating Gas Ø19 05mm Liquid Ø9 52mm Field Piping Thermistor Thermistor Thermistor Thermistor Receiver L E V ...

Page 89: ...nt RLA MSC Models Power Supply Compressor OFM IFM Indoor Unit Outdoor Unit Hz Volts MCA MFA LRA RLA kW FLA kW FLA ATNH126ELFB AUUH126B 8 0 15 24 5 7 0 026 0 51 0 018 0 35 AVNH126ELAB 7 9 15 5 7 0 51 0 018 0 23 ATNH186ELFB 12 3 15 8 9 0 7 0 022 0 43 ABNH186HLAB AUUH186B 12 8 15 33 8 8 9 0 067 0 7 0 118 0 92 AVNH186BLAB 12 1 15 8 9 0 7 0 030 0 23 ATNH246FLFB 15 4 20 11 3 0 7 0 040 0 53 ABNH246HLAB A...

Page 90: ...et air temperature Heating Power source voltage Voltage at starting Rating 10 Min 85 of rating 46 114 8 10 14 14 57 2 24 75 2 Indoor air temperature C W B F Outdoor air temperature C D B F Standard operation Indoor air temperature C D B F Standard operation Outdoor air temperature C W B F 15 5 59 9 14 57 2 28 82 4 10 14 ...

Page 91: ...cal codes regarding rooftop mounting More than 30cm Fence or obstacles More than 70cm More than 50cm More than More than 30cm 30cm More than 30cm Sunroof More than 50cm Service space More than 30cm Fence or obstacles More than 70cm More than 50cm More than More than 30cm 30cm More than 30cm Sunroof Ensure that the space around the back is more than 30cm and sides is more than 30cm The front of the...

Page 92: ... 12 7mm 1 4 6 35mm 7 5 50 5 30 35 24k Btu h 1 2 12 7mm 1 4 6 35mm 7 5 50 5 30 35 36k Btu h 5 8 15 88mm 1 4 6 35mm 7 5 50 5 30 40 48k Btu h 3 4 19 05mm 3 8 9 52mm 7 5 50 5 30 75 Chargeless 30m 60k Btu h 3 4 19 05mm 3 8 9 52mm 7 5 50 5 30 80 Chargeless 30m 30k Btu h Extra refrigerant Extended length Rated length x Additional refrigerant 5 8 15 88mm 1 4 6 35mm 7 5 50 5 30 35 Pipe Size Length m Elevat...

Page 93: ...BTU h 1 Phase 1 0mm 2 5mm 2 5mm 2 5mm 3 Phase 2 5mm2 3 0mm2 3 0mm2 NORMAL CROSS SECTIONAL AREA POWER INPUT Terminals on the indoor unit Terminals on the outdoor unit 1 L 2 N 2 N 3 1 L 2 N 3 4 5 1 L 4 5 WARNING Make sure that the screws of the terminal are free from looseness Terminal Block Outdoor Unit Terminal Block Indoor Unit Power Input R S T N 1 L 2 N 3 1 L 2 N 3 4 5 1 All wiring must comply ...

Page 94: ...Troubleshooting Guide 98 Universal System Air Conditioner III Troubleshooting Guide Self diagnosis Function 99 Electronic Parts Troubleshooting Guide 100 ...

Page 95: ...tes after powering off Excess of capacity Where capacity of the outdoor unit differs from capacity of the indoor unit Error display 3 Error of the discharge temperature sensor is processed in following method For sensor open process check 4 minutes after COMP operation and 10 minutes after power application For short process check and process from the time when power is applied Outdoor unit outdoo...

Page 96: ...he Connection between CN Power of indoor unit and terminal block Check the connecting state of connector NO YES Is the voltage of CN POWER in outdoor PCB Ass y about AC220V 240V Check the main power NO YES Check the Fuse of outdoor PCB Ass y Chek the connecting state of wires Replace the PCB Ass y NO Is the connection of cable between indoor and outdoor unit ringht Indoor Outdoor 1 L 1 L 2 N 2 N 3...

Page 97: ...ttery Check the contact of CN DISP1 connector When the compressor stopped Indoor Fan is driven by a low speed At this point the wind speed is not controlled by the remote controller When operated in the Sleeping Mode the wind speed is set to the low speed by force Check DISP PWB Ass y Voltage between CN DISP1 DC 5V When the detect switch double key inside the remote controller door is fault it is ...

Page 98: ...se as to be effected by the temperature of Heat Exchanger EVA When the sensor circuit for indoor temperature and connector are in bad connection or are not engaged Compressor Outdoor Fan is stopped Check the indoor temperature sensor is disconnected or not About 10kΩ at 25 C Check Relay RY COMP for driving compressor When the power About AC220V 240V is applied to the connecting wire terminal suppo...

Page 99: ...Unit Check the connector of intake and pipe sensor thermistors Check the indoor room temperature is disconnected or not about 10KΩ at 25 C Check the indoor pipe temperature is disconnected or not about 5KΩ at 25 C Turn ON Main Power Check the DC voltage on the PWB ASS Y The details of check are as followings Check point Between two pin of DC part in relay for COMP Comp ON Below DC 1V Comp OFF Abou...

Page 100: ... CN FAN or CN MOTOR Check the Fan Motor Check the Fuse AC250V T2A Turn ON Main Power Check the related circuit of indoor Fan Motor The pin of Micom and the part for driving SSR Check the pattern Check the SSR SSR Open Indoor Fan Motor never operate SSR short Indoor Fan Motor always operates in case of ON or OFF The voltage of PIN NO 1 blue and 3 yellow of CN FAN or CN MOTOR About AC 160V over Abou...

Page 101: ...ating the Vertical Louver with hands Normal Check the connecting condition of CN U D Connector Check the soldering condition on PWB of CN U D Connector If there are no problems after above checks Confirm the assembly conditions that are catching and interfering parts in the rotation radial of the Vertical Louver Check the operating circuit of the Vertical Louver Confirm that there is DC 12V betwee...

Page 102: ...Electronic Control Device 106 Universal System Air Conditioner IV Electronic Control Device Ceiling Cacsette Type 107 Ceiling Duct Type 108 Celing Floor 110 ...

Page 103: ...Electronic Control Device Service Manual 107 Main P C B ASM A 6871A10209 B 58 Ceiling Cacsette Type ...

Page 104: ...Electronic Control Device 108 Universal System Air Conditioner Ceiling Duct Type BH Series ...

Page 105: ...Electronic Control Device Service Manual 109 BG BR Series ...

Page 106: ...Electronic Control Device 110 Universal System Air Conditioner VE Series Ceiling Floor ...

Page 107: ...Electronic Control Device Service Manual 111 VB Series ...

Page 108: ...112 Universal System Air Conditioner Schematic Diagram V Schematic Diagram Ceiling Cacsette Type 113 Ceiling Duct Type 114 Celing Floor 115 ...

Page 109: ...Schematic Diagram Service Manual 113 Ceiling Cassette Type ...

Page 110: ...Schematic Diagram 114 Universal System Air Conditioner Ceiling Duct Type ...

Page 111: ...Schematic Diagram Service Manual 115 Ceiling Floor ...

Page 112: ...Exploded View Replacement Parts List 116 Universal System Air Conditioner VI Exploded View Replacement Parts List Indoor Unit 117 Outdoor Unit 135 Panel Assembly Front 149 ...

Page 113: ...ploded View Replacement Parts List Service Manual 117 354211 249951 266090 268714 266012 35211A 352118 330870 158591 159830 263230 1 263230 2 263230 3 ATNH EL Ceiling Cassette Type Ceiling Cassette 4 way ...

Page 114: ...Exploded View Replacement Parts List 118 Universal System Air Conditioner 346811 130411 359011 W0CZZ 267110 2 267110 1 130911 1 130911 2 ...

Page 115: ...Exploded View Replacement Parts List Service Manual 119 249951 266090 268714 330870 159830 354211 1 158591 352118 1 266012 552111 352118 2 354211 2 349490 263230 2 263230 1 263230 3 ATNH FL ...

Page 116: ...Exploded View Replacement Parts List 120 Universal System Air Conditioner 346810 130411 359012 W0CZZ 267110 2 267110 1 130911 1 130911 2 ...

Page 117: ...Exploded View Replacement Parts List Service Manual 121 266090 130411 354211 1 158591 330870 352118 1 266012 552111 159830 354211 2 249951 268714 263230 1 349490 263230 2 263230 3 ATNH DL ...

Page 118: ...Exploded View Replacement Parts List 122 Universal System Air Conditioner 130411 346810 359012 130911 1 352150 2 W0CZZ 130911 2 267110 1 267110 2 ...

Page 119: ...711A20096B 6711A20096B R 267110 2 REMOTE CONTROLLER ASSEMBLY 6711A20076J 6711A20076J R 330870 DRAIN PAN ASSEMBLY 3087A10002A 3087A10002A R 346811 MOTOR ASSEMBLY SINGLE 4681AC2026E 4681AC2026C R 35211A TUBE ASSEMBLY SUCTION INDOOR 5211A20243M 5211A20243N R 354211 EVAPORATOR ASSY BENDING 5421A10006A 5421A10006A R 359011 FAN TURBO 5900A10004A 5900A10004A R 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20...

Page 120: ...8714 PWB PCB ASSEMBLY MAIN 6871A10209G 6871A10209H R 330870 DRAIN PAN ASSEMBLY 3087A10010B 3087A10010B R 346810 MOTOR ASSEMBLY INDOOR 4681A20051Z 4681A20051W R 349490 ORIFICE ASSEMBLY 4949A10007B 4949A10007B R 352118 1 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251Q 5211A20251K R 352118 2 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251K 5211A20251U R 354211 1 EVAPORATOR ASSEMBLY BENDING 5421A10016G 5421A10016G...

Page 121: ...87A10006A 3087A10006A 3087A10006A R 346810 MOTOR ASSEMBLY INDOOR 4681A20006J 4681A20006H 4681A20006M R 354211 1 EVAPORATOR ASSY BENDING 5421A10016A 5421A10016A 5421A10016A R 354211 2 EVAPORATOR ASSY BENDING 5421A10016B 5421A10016B 5421A10016B R 552111 TUBE ASSEMBLY CAPILLARY 5211A20316S 5211A20316R 5211A20316R R 352118 1 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251R 5211A20251A 5211A20251A R 352118 2 ...

Page 122: ...st 126 Universal System Air Conditioner 346810 359012 2 354210 552111 152302 352118 330870 W0CZZ 268714 249951 336610 2 267110 1 267110 1 336610 1 359012 1 336610 1 263230 1 263230 2 263230 3 ABNH HL ABNH GL Ceiling Concealed Duct Type ...

Page 123: ...Exploded View Replacement Parts List Service Manual 127 152302 268714 267110 1 346810 336610 1 336610 2 359012 2 359012 1 354210 249951 330870 W0CZZ 263230 1 263230 3 263230 2 ABNH RL ...

Page 124: ...0100B R 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20416J 5211A20465G R 552111 TUBE ASSEMBLY CAPILLARY 5211A20693E 5211A20466N R 330870 DRAIN PAN ASSEMBLY 3087A10008B 3087A10008B R 249951 CONTROL BOX ASSEMBLY INDOOR 4995A14002E 4995A14002F R 268714 PWB PCB ASSEMBLY MAIN 6871A10131R 6871A10140Y R 267110 1 REMOTE CONTROLLER ASSEMBLY 6711A10008D 6711A10008D R 152302 FILTER MECH A C 5230A30001M 5230A30...

Page 125: ...A R 552111 TUBE ASSEMBLY DISTRIBUTOR 5211A20693E 5211A20693E R 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20416J 5211A20416J R 330870 DRAIN PAN ASSEMBLY 3087A10008A 3087A10008A R 249951 CONTROL BOX ASSEMBLY INDOOR 4995A14002G 4995A14002H R 268714 PWB PCB ASSEMBLY MAIN 6871A10131Q 6871A10131R R 267110 1 REMOTE CONTROLLER ASSEMBLY 6711A10008D 6711A10008D R 152302 FILTER MECH A C 5230A30001L 5230A3000...

Page 126: ...OR ASSEMBLY FIRST 5421A20212B 5421A20210B R 330870 DRAIN PAN ASSEMBLY 3087A20025A 3087A20025A R 249951 1 CONTROL BOX ASSEMBLY INDOOR 4994A20001C 4994A22001C R 249951 2 CONTROL BOX ASSEMBLY INDOOR 4995A22003G 4995A22003H R 268714 PWB PCB ASSEMBLY MAIN 6871A10131N 6871A10131P R 267110 1 REMOTE CONTROLLER ASSEMBLY 6711A10008D 6711A10008D R 152302 FILTER MECH A C 5230A30017A 5230A30017A R 263230 1 THE...

Page 127: ...e Manual 131 Ceiling Floor Type 152302 135313 137211 135310 267110 W4810 352150 147581 131410 W0CZZ 266000 330870 268715 268716 266000 733010 268712 146811 354212 35211B 346810 359011 330780 342800 135500 131410 263230 2 263230 1 249951 AVNH EL ...

Page 128: ...List 132 Universal System Air Conditioner 130911 35211A 263230 1 263230 3 263230 2 342800 359011 152302 330870 354210 352115 249951 268714 W0CZZ 266000 1 346810 268712 237900 235450 146811 266000 2 352150 267110 137213 135314 AVNH BL ...

Page 129: ...42800 BEARING 4280A20004A R 346810 MOTOR ASSEMBLY INDOOR 4681A20131A R 35211B TUBE ASSEMBLY TUBING 5211A21217B R 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A25012B R 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A22007B R 352150 HOSE ASSEMBLY DRAIN 5251AR2575Q R 354212 EVAPORATOR ASSEMBLY FINAL 5421A10044B R 359011 FAN ASSEMBLY CROSS FLOW 5901A20008E R 733010 PLATE ASSEMBLY INSTALL 3301A10002A R W0CZZ CAPAC...

Page 130: ...R 330870 DRAIN PAN ASSEMBLY 3087AP7233A 3087AP7233A 3087AP7233A R 342800 BEARING 3H02821B 3H02821B 3H02821B R 346810 MOTOR ASSEMBLY INDOOR 4681AP2306M 4681AP2306N 4681AP2306P R 352115 TUBE ASSEMBLY EVAPORATOR IN 5211AP2810Q 5211AP2810R 5211AP2810R R 35211A TUBE ASSEMBLY SUCTION INDOOR 5211AP2813G 5211AP2813H 5211AP2813J R 354210 EVAPORATOR ASSEMBLY FIRST 5421AP2812B 5421AP2812A 5421AP2812A R 35901...

Page 131: ...t Parts List Service Manual 135 668713 437212 552113 554160 W0CZZ 437210 559010 546810 552203 1 552203 2 554031 649950 561410 552116 435511 552117 552112 447910 430411 435301 349480 263230 552202 Model No AUUH126B Outdoor Unit ...

Page 132: ...TUBE ASSEMBLY CONDENSER OUT 5211A10058A R 552116 TUBE ASSEMBLY REVERSING 5211A21234B R 552202 VALVE REVERSING 5220AR3228J R 552203 1 VALVE SERVICE 2H02479H R 552203 2 VALVE SERVICE 5220A20001B R 546810 MOTOR ASSEMBLY OUTDOOR 4681A20004S R 554031 CONDENSER ASSEMBLY BENT 5403A20019V R 554160 COMPRESSOR 2520UGEP2AA R 559010 FAN ASSEMBLY PROPELLER 5901A10004A R 561410 COIL ASSEMBLY REVERSING VALVE 614...

Page 133: ...rts List Service Manual 137 Model No AUUH186B 554031 559010 435512 435301 349480 437211 546810 552113 552203 1 552203 2 552112 552116 548490 649950 263230 263230 552204 435511 437212 561410 552114 W0CZZ 648600 268713 554160 552200 ...

Page 134: ...SSEMBLY CONDENSER IN 5211A30298V R 552113 TUBE ASSEMBLY CONDENSER OUT 5211A24003B R 552116 TUBE ASSEMBLY REVERSING 5211A24005B R 552202 VALVE REVERSING 5220AR3228E R 552203 1 VALVE SERVICE 5220A20006A R 552203 2 VALVE SERVICE 5220A20007A R 554031 CONDENSER ASSEMBLY BENT 5403A20022R R 554160 COMPRESSOR 5416A90023A R 559010 FAN ASSEMBLY PROPELLER 5901A10032A R 561410 COIL ASSEMBLY REVERSING VALVE 61...

Page 135: ...rts List Service Manual 139 435301 349480 554031 546810 559010 552112 W0CZZ 552113 268713 649950 552203 1 552203 2 437211 435512 43511 552116 551410 552116 554160 137213 1 435300 137213 2 552200 263230 1 263230 2 Model No AUUH246B ...

Page 136: ...A21133D R 552202 VALVE REVERSING 5220AR3228E R 552203 1 VALVE SERVICE 5220A20006A R 552203 2 VALVE SERVICE 5220A20007A R 554031 CONDENSER ASSEMBLY BENT 5403A10030A R 554160 COMPRESSOR SET 2520UXDP2BA R 559010 FAN ASSEMBLY PROPELLER 5901A10032A R 561410 COIL ASSEMBLY REVERSING VALVE 6141AR3733R R 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10178C R 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A20646J R W0...

Page 137: ...Service Manual 141 435301 349480 554031 546810 559010 552112 W0CZZ 552113 268713 552202 649950 561410 552203 1 552203 2 437211 430410 435512 554161 554160 43511 552116 137213 1 435300 137213 2 552204 263230 263230 552200 Model No AUUH306B ...

Page 138: ...SSEMBLY DISCHARGE OUTDOOR 5211A21488A R 552115 TUBE ASSEMBLY MENIFOLD OUTDOOR 5211A21440A R 552116 TUBE ASSEMBLY REVERSING 5211A22111B R 552203 2 VALVE SERVICE 5220A20007A R 554031 CONDENSER ASSEMBLY BENT 5403A20070B R 554160 COMPRESSOR 5416A90022E R 559010 FAN ASSEMBLY PROPELLER 5901A10032A R 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10178D R W0CZZ CAPACITOR DRAWING 2A00986W R W0CZZ CAPACITOR DRAW...

Page 139: ...t Service Manual 143 Model No AUUH368B 546810 559010 554031 435512 135301 349480 437211 137213 2 137213 1 135314 W0CZZ 1 W0CZZ 2 552112 552113 552203 1 552203 2 649950 435511 430410 268713 56601 263230 263230 552200 551410 554161 554160 ...

Page 140: ...P 4H00982E R 552114 TUBE ASSEMBLY DISCHARGE OUTDOOR 5211A11076A R 552116 TUBE ASSEMBLY REVERSING 5211A11079A R 552117 TUBE ASSEMBLY SUCTION OUTDOOR 5211A11077A R 552203 1 VALVE SERVICE 5220A20013A R 552203 2 VALVE SERVICE 5220A20007A R 554031 CONDENSER ASSEMBLY BENT 5403A20168B R 554160 COMPRESSOR 5416A90043A R 559010 FAN ASSEMBLY PROPELLER 5901A10033A R 561410 COIL ASSEMBLY REVERSING VALVE 6141AR...

Page 141: ... Parts List Service Manual 145 Model No AUUH488B 435512 546810 430411 437212 552203 1 649950 668711 552203 2 435301 559010 137212 554031 554031 435511 437210 W0CZZ 2 566001 W0CZZ 1 554160 263230 1 263230 2 561410 552200 561411 ...

Page 142: ...52203 1 VALVE SERVICE 5220A20001E R 552203 2 VALVE SERVICE 2A00499L R 554031 CONDENSER ASSEMBLY BENT 5403A20215A R 554160 COMPRESSOR SET 2520UXGY2BA R 559010 FAN ASSEMBLY PROPELLER 5901A10032A R 561410 COIL ASSEMBLY REVERSING 6141AR3733R R 561411 COIL ASSEMBLY EXPANSION 6141A20011W R 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A20166G R 663230 1 THERMISTOR ASSEMBLY 6323A20020X R 663230 2 THERMISTOR AS...

Page 143: ... 147 546810 649950 552203 1 548490 552203 2 435512 559010 561410 W6640 554031 1 554031 2 566001 W0CZZ 1 W0CZZ 2 552116 554160 268713 437212 648600 669200 263230 437910 435511 137212 352115 352111 552201 263230 1 263230 2 552200 551410 Model No AUUH608B ...

Page 144: ...ONDENSER ASSEMBLY BENT 5403A20215A R 554160 COMPRESSOR SET 2520UBDY2AA R 559010 FAN ASSEMBLY PROPELLER 5901A10032A R 561410 COIL ASSEMBLY ERVERSING VALVE 6141AR3733R R 561411 COIL ASSEMBLY EXPANSION 6141A20011V R 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A20166H R 663230 1 THERMISTOR ASSEMBLY 6323A20020X R 663230 2 THERMISTOR ASSEMBLY 6323A20020Z R 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A20583K R ...

Page 145: ...Exploded View Replacement Parts List Service Manual 149 152312 435310 137211 268712 146811 146811 135802 PT HEA C Panel Assembly Front ...

Page 146: ...Exploded View Replacement Parts List 150 Universal System Air Conditioner 152312 435310 137211 268712 146811 146811 PT HFA C ...

Page 147: ...Exploded View Replacement Parts List Service Manual 151 152312 435310 146811 137211 268712 135802 PT HDA C ...

Page 148: ...acement Parts List 152 Universal System Air Conditioner 137211 W4811 2 146812 2 146812 1 W4811 1 435310 152312 268712 668713 249951 146811 146811 267110 750830 266011 2 266011 2 PT HEF HFF FDF Elevation Grille_Accessory ...

Page 149: ...NDOOR 3721A10106A 3721A10106B R 435310 GRILLE ASSY INLET 3531A10066A 3531A10066A R 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A R 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20096J 6871A20096J R 135802 DOOR 3580A20005A 3580A20005A R PT HDA PT HDC LOCATION No DESCRIPTION Part No SVC CODE 137211 PANEL ASSEMBLY FRONT INDOOR 3721A10072A 3721A1007...

Page 150: ...20072B R 266011 2 SWITCH ASSEMBLY MICRO 6601A20002D 6601A20002D 6601A20002C R 266011 2 SWITCH ASSEMBLY MICRO 6601A20002E 6601A20002E R 146812 1 MOTOR ASSEMBLY SYNC 4681AP2596J 4681AP2596J 4681AP2596H R 146812 2 MOTOR ASSEMBLY SYNC 4681AP2596M 4681AP2596M R 750830 ROPE ASSEMBLY 5083A20002A 5083A20002A 5083A20002A R 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20450B 4995A20450A 4995A20450A R 668713 PWB ...

Page 151: ...P No 3828A22009F Printed in Korea ...

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