LG LV-B1861CL Service Manual Download Page 63

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Parts List (Heat Pump Models)

LOCATION

DESCRIPTION

PART No.

NO.

REMARK

263230

THERMISTOR ASSY

3Q35015E

3Q35015H

268711

PWB(PCB) ASSY, DEICER

6871A20015F

6871A20015Q

430410

BASE ASSY, WELD[OUTDOOR]

3041A30003K

3041A30003U

3041A30003K 3041A30003K

435511

COVER ASSY, CONTROL(OUTDOOR) 3551A30007W

3A01919B

435512

COVER ASSY, TOP(OUTDOOR)

3H03266J

3H03266K

437210

PANEL ASSY, FRONT(OUTDOOR)

3721A20005F

3721A20005F 3721A20005F

437212

PANEL ASSY, REAR

3720AP0003D

3720AP0003D 3720AP0003D

447910

BARRIER ASSY, OUTDOOR

2H02110A

546810

MOTOR ASSY, OUTDOOR

4681A20013F

4681A20013D

4681A20013D 4681A20013D

552201

VALVE, CHECK

3A01020H

552201

TUBE, CAPILLARY

3H01535G

3H01535R

552202

VALVE, REVERSING

3A02027A

552203

VALVE, SERVICE

2H01890D

2A00392E

552203

VALVE, SERVICE

2H02479B

552570

MUFFLER

3A90082A

5211A20030C

3A90082A

554030

CONDENSER ASSY, BENT

5402AR2347B

5403A20022F

5403A20022F 5403A20022F

554160

COMPRESSOR

5416AR1411G 5416A20016A

5416AR1411H 5416AR1411H

559010

FAN ASSY, PROPELLER

1A00195B

561410

COIL ASSY, REVERSING VALVE

3A02028Y

566000

SWITCH, PRESSURE

3A02524C

W0CZZ

CAPACITOR

2A00986D

6120AR2194K

2A00986A

6120AR2194K

W0CZZ

CAPACITOR

2A00986W

2A00986D

W6640

TERMINAL BLOCK

4G00103A

3H00390B

4G00103A

W6640

TERMINAL BLOCK

3H00390B

LV-B1861HL

LV-B1864HL

LV-B2461HL

LV-B2464HL

Summary of Contents for LV-B1861CL

Page 1: ...Room Air Conditioner Convertible Type SERVICE MANUAL MODEL LV B2461CL B2461HL LV B2464CL B2464HL LV B1861CL B1861HL LV B1864CL B1864HL ...

Page 2: ...Wiring Diagram 11 Operation Details 13 Display Function 21 Self diagnosis Function 21 Installation 22 Operation 39 Disassembly of the parts Indoor Unit 41 2 way 3 way Valve 45 Cycle Troubleshooting Guide 51 Electronic Parts Troubleshooting Guide 52 Electronic control device 56 Schematic Diagram 57 Exploded View and Replacement Parts List 58 2 ...

Page 3: ...eed is automatically switched from high to low speed The louver can be set at the desired position or swing up and down right and left not on all models 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 ...

Page 4: ...eep Operation Airflow Direction Control Cooling model only Heating model only TEMPERATURE LOW HIGH Low Med High CHAOS Cooling Operation Mode Heating Operation Mode Auto Operation Mode Fan Operation Mode ON OFF SET CANCEL High 39 C LOW 11 C OFF ON OFF ON Cancel Sleep Mode Timer ON or Timer OFF 1 2 3 4 5 6 7hr Off Timer Fan Operates without cooling Cooling model only Cooling Heating Down to 18 C Up ...

Page 5: ...30 Outdoor 57 57 57 Refrigerant R 22 g 880 1 050 1 550 1 550 Airflow Direction Control Up Down O O O Remocon Type L C D Wireless Liquid 1 4 6 35 1 4 6 35 1 4 6 35 Gas 1 2 12 7 5 8 15 88 5 8 15 88 Sleeping Operation O O O Drain Hose O O O Connecting Wire 0 75mm2 Main Power Cable 1 5mm2 2 5mm2 2 5mm2 2 0mm2 for the Middle East Time Delay Safety Function O Air Circulation O Soft Dry O Fan Speed Indoo...

Page 6: ...ing w w 3 15 2 73 Indoor 1 200 x 205 x 615 Outdoor 870 x 655 x 320 Indoor 30 Outdoor 58 58 Refrigerant R 22 g 1 310 1 280 1 390 Airflow Direction Control Up Down O O Remocon Type L C D Wireless Liquid 1 4 6 35 1 4 6 35 Gas 1 2 12 7 5 8 15 88 Sleeping Operation O O Drain Hose O O Connecting Wire 0 75mm2 Main Power Cable 1 5mm2 2 5mm2 2 0mm2 for the Middle East Time Delay Safety Function O Air Circu...

Page 7: ...Dimensions 1 Indoor Unit 250mm 36mm 36mm 1076mm 1200mm 205mm 615mm 392mm 265mm 468mm R 63mm 38mm 175mm Installation Plate Rear Side 7 ...

Page 8: ...valve W L6 L7 L8 L9 L4 L11 L10 D L1 L2 L5 L3 MODEL DIM W mm 870 H mm 655 D mm 320 L1 mm 370 L2 mm 25 L3 mm 340 L4 mm 630 L5 mm 25 L6 mm 546 L7 mm 162 L8 mm 162 L9 mm 54 L10 mm 74 5 L11 mm 79 8 LV B1861CL HL LV B1864CL HL LV B2461CL HL LV B2464HL LV B2464CL ...

Page 9: ...LV B1864CL 1 2 1 4 5 15 5 8 LV B2461CL 5 8 1 4 5 20 5 8 LV B2464CL 5 8 1 4 5 20 5 8 INDOOR UNIT OUTDOOR UNIT HEAT EXCHANGER EVAPORATOR HEAT EXCHANGER CONDENSER COMPRESSOR GAS SIDE LIQUID SIDE CAPILLARY TUBE 9 For installation over rated distance 30g of refrigerant should be added for each meter ex When installed at a distance of 15m 300g of refrigerant should be added 15 5 x 30g 300g ...

Page 10: ... should be added 15 5 x 30g 300g 10 INDOOR UNIT OUTDOOR UNIT HEAT EXCHANGER HEAT EXCHANGER COMPRESSOR GAS SIDE LIQUID SIDE CAPILLARY TUBE COOLING HEATING REVERSING VALVE CHECK VALVE CAPILLARY TUBE Pipe size Diameter Piping length m Elevation m MODEL Gas Liquid Rated Max Rated Max LV B1861HL 1 2 1 4 5 15 5 8 LV B1864HL 1 2 1 4 5 15 5 8 LV B2461HL 5 8 1 4 5 20 5 8 LV B2464HL 5 8 1 4 5 20 5 8 ...

Page 11: ...N FAN RY L OR RD BL BL BK MOTOR CAPACITOR BR YL GN YL GN YL GN YL FUSE T3 15A STEP MOTOR RY COMP CN 4WAY CN UP DOWN 1 2 POWER INPUT BR BL WH CN DISP DOOR S W 1 2 4 3 RY M RY H TERMINAL BLOCK 1 L 2 N 3 4 CONVERTIBLE COOLING ONLY STEP MOTOR INDOOR DISPLAY PCB ASSY MAIN PCB ASSY TRANS FORMER THERMISTOR CN TH CN TRANS CN FAN RY L OR RD BL BL BL BR BK MOTOR CAPACITOR BR YL GN YL GN YL FUSE T3 15A STEP ...

Page 12: ... WH BR BL BK BK YL BR OR YL CONVERTIBLE HEAT PUMP OUTDOOR COMP BL RD GN YL GN YL GN YL BK BK L3 L2 L1 CAPACITOR REVERSING COIL THERMISTOR CAPACITOR FAN MOTOR R C S TO INDOOR UNIT 3 4 5 6 7 TERMINAL BLOCK HIGH PRESSURE S W FOR HEATING BK BK BK BK WH BR BL BK BK YL BR OR YL TO INDOOR UNIT COMP CAPACITOR FAN MOTOR R S C H F C 3 4 TERMINAL BLOCK BL RD BR BR BL BK T B BR OR GN YL YL T B CONVERTIBLE HEA...

Page 13: ...ired 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 MODE 9 MODE CLOSE Heating OPEN 135 12 Cooling Heating H...

Page 14: ...ter The operation 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 temp COMP ON SET TEMP 0 5 C COMP OFF SET TEMP 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 14 Setting Temp 3 C Compressor OFF Setting Temp Compressor ...

Page 15: ...t Dry Cooling Operation Condition Intake air Temperature Setting temperature Fan speed Air Direction Control Over 26 C 25 C Over 24 C below 26 C Intake air 1 C Over 22 C below 24 C Intake air 0 5 C Over 20 C below 22 C intake air temperture below 20 C 20 C Over 20 C below 30 C Fuzzy control below 20 C 20 C over 30 C 30 C below 21 C below 24 C Over 24 C Over 21 C When Auto Operation initial start W...

Page 16: ...mpressor ON temperature Setting temperature Compressor OFF temperature Setting temperature 3 C 1 f rhythm louver operation In Auto operation mode when pressing the vertical air direction control button lou ver moves as following cycle 16 Intake Air temp below 20 C over 20 below 21 C Setting temp 20 C Intake air temp 0 5 C 21 5 C 20 C 20 C Intake Air temp Setting temp 20 5 C 21 C MODE0 MODE1 MODE2 ...

Page 17: ...ting fan speed LOW Cooling on temp Setting temp 0 5 Setting CHAOS Natural wind Setting temp Cooling off temp Setting temp 0 5 CHAOS Natural wind COMP ON COMP OFF GRAPH of Natural wind by the CHAOS logis During Cooling operation Intake Air temp 30sec OUTDOOR FAN COMP INDOOR FAN Setting fan speed LOW Heating off temp Setting temp 3 0 Setting CHAOS Natural wind Heating on temp Setting temp CHAOS Natu...

Page 18: ...g temp 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 8 Hot Start Control The indoor fan stops until the evaporator piping temperature will be reached to 28 During heating operation if piping temperatures falls below 26 C fan stops The operation diagram ...

Page 19: ...OFF ON INDOOR FAN Low Fan Low Fan Intake Air temp Setting temp 1 0 C Compressor ON Setting temp 0 5 C Compressor OFF Setting temp 2min 58sec 2min 58sec 10min 10min 7min Within 7min Cooling Cooling OUTDOOR FAN COMPRESSOR Selected Fan Selected Fan ON ON ON ON OFF OFF OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON OFF OFF 10 Soft Dry Operation During Soft Dry Operation the compressor ON temperature is the...

Page 20: ...8 min During test operation if remote controller signal is received the unit operates as remote controller sets 15 Auto Restarting Operation When the power is restored after a sudden power failure while in appliance operation the mode before the power failure is kept on the memory and the appliance should be on the automatically operates in the mode on the memory Operation Mode that is kept on the...

Page 21: ...y of the compressor and the temperature of the indoor pipe is over 7 C the compressor and the outdoor fan is reoperated 2 Thermistor Cut Off or Short Cut Off Short Blinks on and off the operation mode LED 0 5 sec ON 3 sec OFF Coolling Soft Dry Fan Heating Timer Mode Sleep Mode Hot start Deice Operation Indicator Timer Indicator Sleep Timer Indicator Deice Indicator Coolling Soft Dry Fan Heating Ti...

Page 22: ...diation from the condenser is not restricted There should not be any animals or plants which could be affected by hot air discharged Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles 3 Piping length and the elevation 1 Installation of Indoor Outdoor Unit More than 20cm More than eye level More than 20cm R R More than 20cm More than 20cm Ceiling installation Floor...

Page 23: ... right side Detach the Inlet Grille from the Indoor Unit 1 Installation on the ceiling Measure and mark the position for the Suspen sion bolts and the piping hole Drill the hole for anchor nut on the ceiling Before secure the Installation Plates select the bent direction of the Installion Plate to the inside or the outside according to the installation circumstances Drill the piping hole on the wa...

Page 24: ...ft and right side of the unit to the lower slot of Installation Plates Adjust a level with a level gauge on the direction of left right back forth by adjusting suspension bolts Move the hooks on the unit to the upper slot of Installation Plates Then the unit will be declined to the bottomside so as to drain well Washer Nut Suspension bolts Ceiling Anchor nut Suspension bolts Spring washer max 12mm...

Page 25: ...inimum 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 CAUTION 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 installation ...

Page 26: ...et hanger Hook Cabinet Bottom Secure the unit to the Installation Plates with four M8 bolts and washers Hook up the Inlet Grille Hook to the cabinet Hang the Inlet Hanger to the screw Fit the projection hooks of the side plates to the Side Panel and the Front Panel by lifting it Fasten the screws ...

Page 27: ...lted to the drain direction after considering the direction of drain hose Drill the hole for anchor nut on the wall Drill the piping hole on the wall slightly tilted to the out door side using a ø70 hole core drill Secure the Install Plate onto the wall with four anchor bolts washers and spring washers Before secure the Install Plates select the bent direc tion of the Install Plate to the inside o...

Page 28: ...ate Secure the unit to the Installation Plate with four M8 bolts and washers Hook up the Inlet Grille Hook to the cabinet Hang the Inlet Hanger to the screw Fit the projection hooks of the side plates to the Side Panel and the Front Panel by lifting it Fasten the screws R 2 1 Before working refer to Connecting pipe and cable to Indoor Unit on page 32 Inner slot ...

Page 29: ...Engage the slot at the back of the unit with Mount Bracket Drill the piping hole with 70mm dia hole core drill Piping hole should be slightly slant to the outdoor side After Installing reassemble detached parts Hang the Inlet Grille and hook the Inlet Hanger to the Hanger Screw Assemble the Side Plates R L with 2 screws on both left and right side Floor mount bracket Slot Floor mount bracket Insta...

Page 30: ...op in the tubing 3 Putting nut on Remove flare nuts attached to indoor and out door units than put them on pipe tube having completed burr removal Not possibe to put them on after flaring work 4 Flaring work Carry out flaring work using flaring tool as shown below Firmly hold copper tube in a die as indicated dimen sion in the table above 5 Check Compare the flared work with figure below If flare ...

Page 31: ...screw 2 For the Bottom Side Piping Remove the knock out on the bottomside of Inlet Grille Align the center of the pipings and sufficiently tighten the flare nut with fingers Finally tighten the flare nut with torque wrench until the wrench clicks Connect the Drain Hose insulated to the drain outlet Hang the drain hose on the hose hanger and fix it to the hole of cabinet bottom with a screw 2 Conne...

Page 32: ...g tube align the center of the pipings and sufficiently tighten the flare nut with fingers Finally tighten the flare nut with torque wrench until the wrench clicks Connect the Drain Hose insulated to the drain outlet Tape the Drain Hose to the pipings to avoid coming off the drain outlet 3 For the Right Bottom Piping Align the center of the pipings and sufficiently tighten the flare nut with finge...

Page 33: ...w on the wrench 1 Checking the Drainage 1 Remove the Air Filter To remove air filter take hold of tab and pull slightly upwards 2 Check the drainage Spray one or two glasses of water upon the evaporator Ensure that water flows drain hose of indoor unit without any leakage 4 Connecting Pipes to the Outdoor Unit 5 Checking the Drainage R Liquid side piping Smaller Dia Gas side piping Bigger Dia Torq...

Page 34: ...oor approved by HAR or SAA The power connecting cable connected between the indoor and outdoor unit should be complied with the following specifications Type H07RN F approved by HAR or SAA The connecting cable connected between the indoor and outdoor unit should be complied with the following specifications Type H07RN F approved by HAR or SAA CAUTION Ø8 0mm Ø10 0mm Ø8 0mm Ø10 0mm Ø6mm 6 Connecting...

Page 35: ...ed during the course of transportation Check them and make sure that they are all tightly fastened If they are loose it could give rise to burn out of the wires 4 Specification 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 ...

Page 36: ...the wall by saddle or equivalent 2 Tape the Pipings and Connecting cable from bottom to top 3 Form the pipings gathered by taping along the exterior wall and make the trap prevent water from entering into the room 4 Fix the pipings onto the wall by saddle or equivalent In case of the Outdoor unit being installed below position of the Indoor unit In case of the Outdoor Unit being installed above po...

Page 37: ... and connect the gauge manifold and the vacuum pump to the service port by the charge hose 4 Vacuum the indoor unit and the connecting pipes until the pressure in them lowers to below 76cmHg 5 Remove the valve stem nuts and fully open the stems of the 2 way and 3 way valves with a hexagon wrench 6 Tighten the valve stem nuts of the 2 way valve and 3 way valve 7 Disconnect the charge hose and fit t...

Page 38: ...ceil ing please change the slide switch which is on the Main PCB Assembly to the CEILING state The initial state of the slide switch is set for the bottom installation 1 Connection of power supply 1 Connect the power supply cord to the inde pendent power supply Circuit breaker is required 2 Prepare the remote control Insert two batteries provided Remove the battery cover from the remote con trolle...

Page 39: ... the time of starting and stopping operation TIME SETTING BUTTONS Used to adjust the time TIMER SET CANCEL BUTTONS Used to set the timer when the desired time is obtained and to cancel the Timer operation AIR FLOW DIRECTION START STOP BUTTON Used to stop or start louver movement and set the desired up down airflow direction SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation AIR CIRCULATI...

Page 40: ...nd stopping operation TIME SETTING BUTTONS Used to adjust the time TIMER SET CANCEL BUTTONS Used to set the timer when the desired time is obtained and to cancel the Timer operation AIR FLOW DIRECTION START STOP BUTTON Used to stop or start louver movement and set the desired up down airflow direction SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation AIR CIRCULATION BUTTON Used to circu...

Page 41: ...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 in figure R R R...

Page 42: ...o 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 connector from the main PCB If necessary disconnect power supply cord and connecting cable from the terminal block and remove the cord clamp scr...

Page 43: ...s 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 display cover If necessary disconnect the display PCB connector from PCB assem...

Page 44: ... 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 sliding toward arrow ma...

Page 45: ...kwise counter clockwise connected manifold gauge Open Open Open with Vaccum pump Open Open Open with charging cylinder Open Open Open Open Works Shipping Air purging Installation Operation Pumping down Transfering Evacuation Servicing Gas charging Servicing Pressure check Servicing Gas releasing Servicing 1 2 3 4 5 6 Valve cap Open position Closed position Pin Service port Service port cap To outd...

Page 46: ...Open the low pressure valve on the charge set slightly to air purge from the charge hose 5 Set the liquid side valve to the closed position 6 Operate the air conditioner in cooling mode and stop it when the gauge indicates 1kg cm2 g 7 Immediately set the 3 way valve to the closed position Do this quickly so that the gauge ends up indicating 3 to 5kg cm2 g 8 Disconnect the charge set and mount the ...

Page 47: ...lare nut on liquid side valve 4 Check for gas leakage Check the flare connections for gas leakage 5 Discharge the refrigerant Close the valve on the gas cylinder and discharge the refrigerant until the gauge indicates 3 to 5 kg cm2 g 6 Disconnect the charge set and the gas cylinder and set the 2 way and 3 way valves to the open position Be sure to use a hexagonal wrench to operate the valve stems ...

Page 48: ... discharge the refrigerant until the gauge indicates 0 kg cm2 G If there is no air in the refrigerant cycle the pressure when the air conditioner is not running is higher than 1 kg cm2 G discharge the refrigerant until the gauge indicates 0 5 to 1 kg cm2 G if this is the case it will not be necessary to apply a evacuatin Discharge the refrigerant gradually if it is discharged too suddenly the refr...

Page 49: ...4 mmHg or less 3 Close the valve Lo side on the charge set turn off the vacuum pump and confirm that the gauge needle does not move approxima tely 5 minutes after turning off the vacuum pump 4 Disconnect the charge hose from the vacuum pump Vacuum pump oil If the vacuum pump oil becomes dirty or depleted replenish as needed Lo Open Open Vacuum pump 2 Way valve Outdoor unit Liquid side Indoor unit ...

Page 50: ... 150g each time while operating the air conditioner in the cooling cycle however one time is not sufficient wait approximately 1 minute and then repeat the procedure pumping down pin 4 Immediately disconnect the charge hose from the 3 way valve s service port Stopping partway will allow the gas to be discharged If the system has been charged with liquid refrigerant while operating the air conditio...

Page 51: ...room air humidity When the room air humidity is relativery higher temperature difference is smaller When the room air humidity is relatively lower temperature difference is larger 2 Check temperature and pressure of refrigeration cycle Notice 1 The suction pressure is usually 4 5 6 0 kg cm2 G at normal condition 2 The temperature can be measured by attaching the thermometer to the low pressure tub...

Page 52: ...OMP PIN 3 and CN 4WAY PIN 1 Is the output voltage of IC01D DC12V Is the PIN 29 of Micom DC5V Exchange Micom YES NO Check the main P C B pattern NO NO Exchange D01D D05D NO YES Exchange the transformer Is shorted the transformer output NO YES Is the output voltage of IC02D DC5V NO Is the PIN 55 64 of Micom DC5V YES Exchange IC01D Exchange IC02D NO Check the 5V P C B pattern Is the output voltage of...

Page 53: ...it the HOT mode Is IC02M operated normally Check the fan motor and connector CN FAN YES Is the each S S R any problem YES NO YES Adjust set temperature Does the temperature set all right NO Adjust set temperature Does the temperature set all right NO YES YES Exchange IC02M Exchange S S R ...

Page 54: ...ly Is the PIN 1 of CN UP DOWN DC12V Check the step motor and connector CN UP DOWN 1 2 Check the main P C B DC12V pattern NO Exchange IC01M NO YES YES YES Is the battery consumed much Is the PIN 8 of CN DISP DC5V Is the connection of CN DISP all right Exchange receiver ass y Connect CN DISP exactly NO NO Exchange the battery Check the main P C B DC5V pattern ...

Page 55: ... 6 The unit does not operate by forced operation switch YES YES NO Is 4way valve operated Check the RY 4WAY and 4way valve Exchange IC02M NO Check RY 4WAY NO YES Is the F OP key any problem Check P C B pattern check Exchange F OP key Is IC02M operated normally ...

Page 56: ...c control device 1 MAIN P C B ASM LV B1861HL B2461HL P No 6871A20042A LV B1864HL B2464HL P No 6871A20042K LV B1861CL B2461CL P No 6871A20042D LV B1864CL B2464CL P No 6871A20042D 2 DISPLAY P C B ASM P No 6871AQ3263A ...

Page 57: ...Schematic Diagram 57 RY 4WAY RY OUTFAN ...

Page 58: ...ew and Replacement Parts List 1 Indoor Unit 58 130911 263230 35211A 342800 359010 152302 330870 354211 352115 261704 137213 W0CZZ 166000 346811 268712 237900 235450 146811 159911 159911 352150 267110 137213 135314 ...

Page 59: ...45AP7224A 3545AP7224A 237900 WINDOW DISPLAY 3790AP7080A 3790AP7080A 261704 TRANSFORMER POWER 6171AQ3198E 6171AQ3198E 263230 THERMISTOR ASSY 6323AQ2333Y 6323AQ2333J 267110 REMOTE CONTROLLER ASSY 6711A20010J 6711A20010J 268712 PWB PCB ASSY DISPLAY 6871AQ3263A 6871AQ3263A 330870 DRAIN PAN ASSY 3087AP7233A 3087AP7233A 342800 BEARING 3H02821A 3H02821A 346811 MOTOR ASSY INDOOR 4681AP2306G 4681AP2306E 35...

Page 60: ...237900 WINDOW DISPLAY 3790AP7080A 3790AP7080A 3790AP7080A 261704 TRANSFORMER POWER 6171AQ3198E 6171AQ3198E 6171AQ3198E 263230 THERMISTOR ASSY 6323AQ2333J 6323AQ2333Y 6323AQ2333Y 267110 REMOTE CONTROLLER ASSY 6711A20010K 6711A20010K 6711A20010K 268712 PWB PCB ASSY DISPLAY 6871AQ3263A 6871AQ3263A 6871AQ3263A 330870 DRAIN PAN ASSY 3087AP7233A 3087AP7233A 3087AP7233A 342800 BEARING 3H02821A 3H02821A 3...

Page 61: ...2 Outdoor Unit 61 435512 554030 552201 437212 552201 W0CZZ 268711 263230 435511 W6640 552202 566000 552203 552203 430410 552570 554160 561410 447910 W0CZZ 546810 559010 437210 ...

Page 62: ...0A 2H02110A 546810 MOTOR ASSY OUTDOOR 4681A20013A 4681A20013D 4681A20013D 552101 TUBE CAPILLARY 5424AR3448C 5424AR3448E 552201 TUBE CAPILLARY 3H01535Y 552203 VALVE SERVICE 2H01890K 2H01890D 2A00392K 552203 VALVE SERVICE 2H02479B 2H02479B 552570 MUFFLER 3A90082B 554030 CONDENSER ASSY BENT 5402AR2347H 5402AR2347D 554160 COMPRESSOR 2A00715N 5416A20016A 2A00715P 559010 FAN ASSY PROPELLER 1A00195B 1A00...

Page 63: ...A20013D 552201 VALVE CHECK 3A01020H 3A01020H 3A01020H 552201 TUBE CAPILLARY 3H01535G 3H01535R 3H01535R 3H01535R 552202 VALVE REVERSING 3A02027A 3A02027A 3A02027A 552203 VALVE SERVICE 2H01890D 2A00392E 2A00392E 552203 VALVE SERVICE 2H02479B 2H02479B 2H02479B 552570 MUFFLER 3A90082A 5211A20030C 3A90082A 3A90082A 554030 CONDENSER ASSY BENT 5402AR2347B 5403A20022F 5403A20022F 5403A20022F 554160 COMPRE...

Page 64: ...P No 3828A30027H November 2000 Printed in Korea ...

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