LG LS-C366NLA0 Service Manual Download | Manualshive

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Room Air Conditioner

SERVICE MANUAL

CAUTION

-BEFORE SERVICING THE UNIT, READ THE SAFETY

PRECAUTIONS IN THIS MANUAL.

-ONLY FOR AUTHORIZED SERVICE PERSONNEL.

MODELS : LS-M3021CL/AL

LS-M3060HL/CL/AL/BL
LS-M3061HL/CL/BL/AL
LS-M3063CL
LS-M3064HL/CL/DL/EL/DM/EM
LS-M3221HL/CL/BL/AL
LS-N3621CL/AL
LS-N3660HL/CL/AL/BL
LS-N3661HL/CL/AL/BL
LS-N3664EL
LS-N3821HL/CL/BL/AL
LS-M306LCL/LDL
LS-M306LHL/LEL
LS-C366NLD0
LS-H366NLD0/NMD0
LS-N3621BL/HL
LS-C366NLA0
LS-C366NLB0

WEBSITE http://biz.LGservice.com
E-MAIL

http://www.LGEservice.com/techsup.html

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Summary of Contents for LS-C366NLA0

Page 1: ...3021CL AL LS M3060HL CL AL BL LS M3061HL CL BL AL LS M3063CL LS M3064HL CL DL EL DM EM LS M3221HL CL BL AL LS N3621CL AL LS N3660HL CL AL BL LS N3661HL CL AL BL LS N3664EL LS N3821HL CL BL AL LS M306LCL LDL LS M306LHL LEL LS C366NLD0 LS H366NLD0 NMD0 LS N3621BL HL LS C366NLA0 LS C366NLB0 WEBSITE http biz LGservice com E MAIL http www LGEservice com techsup html ...

Page 2: ...ng Diagram 13 Operation Details 15 Display Function 22 Self diagnosis Function 22 Installation 23 Operation 39 Disassembly of the parts Indoor Unit 41 3 way Valve 49 Cycle Troubleshooting Guide 54 Electronic Parts Troubleshooting Guide 55 Electronic Control Device 61 Schematic Diagram 64 Exploded View and Replacement Parts List 72 ...

Page 3: ... Lamps LED Soft Dry Operation Mode Both the indoor and outdoor fan stops during deicing The indoor fan stops until the evaporator piping temperature will be reached at 28 C Sleep Mode Auto Control Natural Air Control by CHAOS Logic Airflow Direction Control Deice defrost control Heating Hot start Control Heating On Off Lights up during the system operation Lights up during Timer operation or Sleep...

Page 4: ...ooling Operation Mode Heating Operation Mode Auto Operation Mode Fan Operation Mode Horizontal Airflow Direction Control Button Option Room Temperature Display Setting the Time or Timer PLASMA Option NEGATIVE ION Option ON OFF SET PLASMA CANCEL Fan Speed Selection Low Med High CHAOS High 39 C Low 11 C OFF ON OFF ON Cancel Sleep Mode Timer ON or Timer OFF 1 2 3 4 5 6 7 Off Timer Fan Operates withou...

Page 5: ...870 x 800 x 320 870 x 800 x 320 870 x 800 x 320 870 x 800 x 320 870 x 800 x 320 870 x 800 x 320 870 x 800 x 320 20 20 20 20 20 20 20 72 72 72 71 71 71 71 2 100 2 100 2 100 2 550 1 950 1 950 2 420 2 550 1 950 YES YES YES YES YES YES YES NO NO YES NO YES NO NO YES NO YES NO YES NO NO NO NO NO NO NO NO OPTION YES YES NO OPTION YES YES YES YES YES YES NO NO NO NO YES YES YES NO NO NO NO YES YES YES YE...

Page 6: ...x 205 1 499 x 349 x 205 1 499 x 349 x 205 1 499 x 349 x 205 1 499 x 349 x 205 1 499 x 349 x 205 790 x 965 x 320 790 x 965 x 320 790 x 965 x 320 790 x 965 x 320 790 x 965 x 320 790 x 965 x 320 790 x 965 x 320 25 25 25 25 25 25 25 80 80 80 80 80 80 80 2 100 2 100 2 100 1 950 1 950 1 950 1 950 YES YES YES YES YES YES YES NO YES NO YES YES YES YES NO NO NO NO NO NO NO NO OPTIONAL YES NO OPTIONAL YES Y...

Page 7: ...200 4200 3970 3900 3900 19 0 19 0 19 0 19 0 19 0 18 0 18 0 91 91 113 113 91 113 113 9 23 9 23 8 37 8 33 2 41 2 45 2 63 65 65 65 65 50 50 50 50 1 499 x 349 x 205 1 499 x 349 x 205 1 499 x 349 x 205 1 499 x 349 x 205 790 x 965 x 320 790 x 965 x 320 790 x 965 x 320 790 x 965 x 320 25 25 25 25 80 80 80 80 3250 3240 3220 3220 YES YES YES YES NO NO YES YES NO NO NO NO NO OPTIONAL NO OPTIONAL YES YES NO ...

Page 8: ... Tubing hole cover Installation plate D W H W H Tubing hole cover Tubing hole cover Installation plate D W H Tubing hole cover Tubing hole cover Installation plate D W mm 1 259 1 499 H mm 349 349 D mm 205 205 Model Dimension SM CHASSIS SN CHASSIS ...

Page 9: ...1 L2 L3 L10 L11 L4 L5 H Gas side 3 way valve Liquid side 3 way valve W mm 870 H mm 800 D mm 320 L1 mm 370 L2 mm 340 L3 mm 25 L4 mm 775 L5 mm 25 L6 mm 546 L7 mm 162 L8 mm 162 L9 mm 54 L10 mm 74 5 L11 mm 79 30K 32K SERIES 2 Outdoor Unit ...

Page 10: ... 10 320 790 385 72 482 4 ø12Hole 249 71 145 500 145 10 334 354 10 265 440 925 965 130 40 80 292 5 Air intake vent Air intake vent Air intake vent 36K SERIES ...

Page 11: ...E EVAPORATOR HEAT EXCHANGE CONDENSER HEAT EXCHANGE CONDENSER COMPRESSOR COMPRESSOR ACCUMU LATOR GAS SIDE GAS SIDE 3 WAY VALVE LIQUID SIDE LIQUID SIDE 3 WAY VALVE CAPILLARY TUBE CAPILLARY TUBE CHECK VALVE Heating Model only COOLING HEATING REVERSING VALVE Heating Model Only 1 Cooling Only Models 2 Cooling Heating Models ...

Page 12: ...il trap should be installed per 5 7 meters CAUTION Outdoor unit Indoor unit A B A Oil trap Outdoor unit Indoor unit B In case more than 5m 30k 32k 5 8 3 8 7 5 15 30 30 50Hz 60Hz 36k 38k 3 4 3 8 7 5 20 30 50 50Hz 60Hz Pipe Size Capacity Btu h GAS LIQUID Additional Refrigerant g m Max Length A m Max Elevation B m Standard Length m ...

Page 13: ...CITOR BR BR BR BR BR 1 2 BL 1 L 2 N TERMINAL BLOCK BL 1 2 BK BL BR CN P2 N CN COMP2 CN COMP1 CN FAN OR OR BK REVERSING VALVE HIGH PRESSURE S W BK FAN RY CAPA OUTDOOR PCB CAPACITOR YL CN 4WAY CN P1 L CN COMM RD BK BK TERMINAL BLOCK1 5 TO INDOOR UNIT POWER INPUT FUSE 5A FUSE 5A 1 0 2 6 4 8 POWER RELAY TERMINAL BLOCK 2 BR BR C BK OUTDOOR WIRING DIAGRAM 3854A20051A MOTOR SH CAPA YL PILLAR TERMINAL AUT...

Page 14: ...OR OR FAN1 OUTDOOR PCB PTCR MAGNECTIC CONTACTOR CAPACITOR YL YL CN P1 L CN COMM RD BK BK BK BK BK BK TERMINAL BLOCK1 TO INDOOR UNIT POWER INPUT FUSE 5A FUSE 5A T2 T1 L2 L1 A2 A1 BR C OUTDOOR WIRING DIAGRAM 3854A20051H YL FAN2 CAPACITOR1 CAPACITOR2 OR YL OR 5 3 L 4 N BK RD WH R S COMP RUNNING CAPACITOR BL BL BR BR BK BK BK BK WH 1 L 2 N TERMINAL BLOCK 1 2 CN P2 N CN COMP2 CN FAN OR OR OR FAN1 OUTDO...

Page 15: ... in appliance pause Timer Indicator On while in timer mode on off and in sleep timer mode off when timer mode is completed or canceled Defrost Indicator Off except when hot start during heating mode operation or while in defrost control Plasma Indicator On while in plasma mode off while plasma mode is canceled Auto restart Indicator On while auto restart mode off while auto restart mode is cancele...

Page 16: ...is off when the indoor pipe temp is below 33 C when above 35 C it operates with the low airflow speed If overloaded while in heating mode operation in order to prevent the compressor from OLP operation the out door fan is turned on off according to the indoor pipe temp While in defrost control both of the indoor and outdoor fans are turned off Defrost Control While in heating mode operation in ord...

Page 17: ...g 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 temp is 0 5 C or more below the setting temp the compressor is turned off When 0 5 C or more above the setting temp the compressor is turned on Compressor ON Temp Settin...

Page 18: ...perature is automatically selected according to the intake air temp at that time 20 C Intake Air Temp Intake Air Temp 0 5 C Intake Air Temp 20 C 20 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 ...

Page 19: ...while in appliance operation the Jet Cool mode operates In the Jet Cool mode the indoor fan is operated at super high speed for 30 min 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...

Page 20: ... 23 C High Speed Intake Air Temp 21 C Heating Mode Operation 24 C High Speed Test Operation Control To check the condition of the installation when installing the appliance the appliance is operated at cooling mode high speed of airflow compressor on for 18 min without controlling the room temperature After supplying power to the main body keep pressing the forced operation button for about 3 seco...

Page 21: ...on is to be stopped while it is operating with selecting the function When an air cleaner function is selected during operation off The function will be only operated When inlet grille of air conditioner is opened during plasma operation High Voltage Generator H V B is to be stopped When inlet grille of air conditioner is closed during plasma operation High Voltage Generator H V B will be operated...

Page 22: ...purification operation option Auto Restart Mode Lights up during if Restart Button is pressed Auto Restart Button In failure of electric power if the button is pressed the unit runs as previous setting operation when power returns Forced Operation Button Operation starts when this button is pressed and stops when you press the button again 3sec 3sec 3sec once 3sec 3sec twice 3sec 5times Error Code...

Page 23: ...e from the air conditioner do not disturb neighbors Rooftop Installations If the outdoor unit is installed on a roof structure be sure to level the unit Ensure the roof structure and anchoring method are adequate for the unit location Consult local codes regarding rooftop mounting If the outdoor unit is installed on root structures or walls this may result in excessive noise and vibration and mayb...

Page 24: ...ution concerning the location of the installation plate routing of the wiring to power outlets is through the walls typically Drilling the hole through the wall for piping con nections must be done safely 5 7mm 0 2 0 3 Indoor WALL Outdoor Installation Plate Type A screw Right rear piping Left rear piping ø70mm 195mm 115mm 115mm 180mm Right rear piping 30K 32K 36K 38K Left rear piping 50mm ø70mm 18...

Page 25: ...ndoor and outdoor unit then put them on pipe tube having complet ed burr removal not possible to put them on after flaring work Copper pipe 90 Slanted Uneven Rough Bar Copper pipe Clamp handle Red arrow mark Cone Yoke Handle Bar A Pipe Reamer Point down 4 Flaring work Carry out flaring work using flaring tool as shown below Firmly hold copper pipe in a die in the dimension shown in the table above...

Page 26: ...to drop 1 Route the indoor tubing and the drain hose in the direction of rear left 2 Insert the connecting cable into the indoor unit from the outdoor unit through the piping hole Do not connect the cable to the indoor unit Make a small loop with the cable for easy connection later Right side panel Drain hose Main PCB Lower panel Lower panel For left rear piping CAUTION When install make sure that...

Page 27: ...gage the three hooks of the rear top and rear lower of the indoor unit with the upper edge and lower edge of the installation plate Ensure that the hooks are properly seated on the installation plate by moving it left and right 5 Connecting the pipings to the indoor unit and drain hose to drain pipe Align the center of the pipings and sufficiently tighten the flare nut by hand Tighten the flare nu...

Page 28: ...sec tion 1 Route the indoor tubing and the drain hose to the required piping hole position 2 Insert the piping drain hose and the connecting cable into the piping hole 3 Insert the connecting cable into the indoor unit Don t connect the cable to the indoor unit Make a small loop with the cable for easy connection later 4 Tape the drain hose and the connecting cable Connecting cable Plastic bands I...

Page 29: ... insulation material around the connecting portion Overlap the connection pipe heat insulation and the indoor unit pipe heat insulation material Bind them together with vinyl tape so that there is no gap Wrap the area which accommodates the rear piping housing section with vinyl tape Installation plate Three upper hooks Installation plate Indoor unit Three lower hooks Setting line Vinyl tape Adhes...

Page 30: ...ings and the drain hose across the back of the chassis 9 Reinstall the parts to the original position Refix the lower panel to the original position Connect display conductor Refix the front right side panel to the original position with the two screws Drain hose Vinyl tape narrow Pipe Wrap with vinyl tape wide Lower panel Main PCB Piping for passage through piping hole ...

Page 31: ...rubber the cap is securely fastened so that there is no leakage 4 Connection of piping Outdoor 1 Align the center of the pipings and sufficiently tighten the flare nut by hand 2 Finally tighten the flare nut with torque wrench until the wrench clicks When tightening the flare nut with torque wrench ensure the direction for tightening follows the arrow on the wrench 1 2 3 4 Outdoor unit Gas side pi...

Page 32: ... BLUE BROWN G Y The power cord connected to the outdoor unit should be complied with the following specifications Rubber insulation type H05RN F approved by HAR or SAA The connecting cable connected to the indoor and outdoor unit should be complied with the following specifications Rubber insulation type H07RN F approved by HAR or SAA CAUTION 8 5mm 20mm GN YL NORMAL CROSS SECTIONAL AREA 2 5mm2 8 5...

Page 33: ...n the wiring in the casing of electrical fittings are liable to come loose from vibrations to which the unit is subjected during the course of transportation Check them and make sure that they are all tightly fastened If they are loose it could cause burn out of the wires 3 Specification of power source 4 Confirm that electrical capacity is sufficient 5 See to that the starting voltage is maintain...

Page 34: ...ure the water flows through the drain hose of the indoor unit without any leakage and goes out the drain exit 5 Drain piping The drain hose should point downward for easy drain flow Do not make drain piping Right side panel Downward slope Do not raise Accumulated drain water Tip of drain hose dipped in water Air Waving Water leakage Water leakage Ditch Less than 50mm gap Water leakage Lower panel ...

Page 35: ...led above the Indoor unit perform the following Tape the piping and connecting cable from down to up Secure the taped piping along the exterior wall Form a trap to prevent water entering the room Fix the piping onto the wall by saddle or equiva lent Taping Drain hose Pipings Connecting cable Trap is required to prevent water from entering into electrical parts Seal small openings around pipings wi...

Page 36: ...rogen gas cylinder to this service port with charge hoses Pressurize the system to no more than 150 P S I G with dry nitrogen gas and close the cylinder valve when the gauge reading reached 150 P S I G Next test for leaks with liquid soap Do a leak test of all joints of the tubing both indoor and outdoor and both gas and liquid side service valves Bubbles indicate a leak Be sure to wipe off the so...

Page 37: ...nch This process is very important to prevent leakage from the system Replace the valve caps at both gas and liquid side service valves and fasten them tight This completes air purging with a vacuum pump The air conditioner is now ready to test run 1 Remove the caps from the gas side and liquid side valves 2 Remove the service port cap from the gas side valve 3 To open the gas side valve turn the ...

Page 38: ...ed and charge should be removed If the actual pres sure are lower than shown the system is most likely undercharged and charge should be added The air conditioner is now ready for use Bolt Tubing connection Outside ambient TEMP The pressure of the gas side service valve 35 C 95 F 4 5kg cm2 G 56 8 71 0 P S I G This is performed when the unit is to be relocated or the refrigerant circuit is serviced...

Page 39: ...IME 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 SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation AIR CIRCULATION BUTTON Used to circulate the room air without cooling or heating turns indoor fan on off ROOM TEMPERATURE CHECKING BUTTON Used to check the room temperature PLASMA ...

Page 40: ...ling Speed cooling operates super high fan speed in cooling mode CHAOS SWING BUTTON Used to stop or start louver movement and set the desired up down airflow direction ON OFF TIMER BUTTONS Used to set the time of starting and stopping opera tion See page 13 TIME SETTING BUTTONS Used to adjust the time TIMER SET CANCEL BUTTON Used to set the timer when the desired time is obtained and to cancel the...

Page 41: ...Remove the front right side panel by the arrow The connector can be disconnected by pulling it while pressing the connector s hook Remove the 1 screw for fixing low panel Remove the lower panel by the arrow Take care not to scratch the wall and mat to drop Remove the left side pane Remove the 2 screws LS M3060HL LS M3060CL LS M3060BL LS N3660HL LS N3660CL LS N3660BL Right side panel Main PCB Low p...

Page 42: ...e lower left and right side of the grille toward you slightly tilted and lift it straight upward 2 To remove the sensor housing connector earth conductor and step motor conductor with sensor holder Motor Evaporator and P C B Power Conductor Step Motor Conductor Motor Conductor Sensor Conductor Earth Conductor 30K 32K 36K 38K 30K 32K 36K 38K ...

Page 43: ...downward slightly unhook the discharge grille Pull the discharge grille out from the chassis carefully 5 To remove the Evaporator Remove 3 screws securing the evaporator at the left 2EA at the right 1EA Remove 2 screws securing the evaporator clamp 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 Screw Scr...

Page 44: ...ot remove Loosen the screw securing the mount motor Separate the fan motor from the cross flow fan Take care not to drop the motor 7 To remove the Cross Flow Fan Loosen the screw securing the holder bearing Lift up the cross flow fan Screw Fan motor Screw Screw Fan motor Mount motor Holder bearing ...

Page 45: ...onnector can be disconnected by pulling it while pressing the connector s hook Remove the 1 screw for fixing low panel Remove the lower panel by the arrow Take care not to scratch the wall and mat to drop Remove the left side panel Remove the 2 screws LS M3060HL CL BL LS M3061HL CL BL AL LS M3064HL CL LS M3221HL CL BL AL LS N3660HL CL BL LS N3661HL BL CL LS N3821HL CL BL AL Right side panel Main P...

Page 46: ...e grille toward you slightly tilted and lift it straight upward Separate the black lead wire from the white connector 2 To remove the sensor housing connector earth conductor and step motor conductor with sensor holder Motor Evaporator and P C B Power Conductor Step Motor Conductor Motor Conductor Sensor Conductor Earth Conductor BLACK WHITE 30K 32K 36K 38K 30K 32K 36K 38K ...

Page 47: ...ille downward slightly unhook the discharge grille Pull the discharge grille out from the chassis carefully 5 To remove the Evaporator Remove 3 screws securing the evaporator at the left 2EA at the right 1EA Remove 2 screw securing the evaporator clamp 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 Screw...

Page 48: ...ot remove Loosen the screw securing the mount motor Separate the fan motor from the cross flow fan Take care not to drop the motor 7 To remove the Cross Flow Fan Loosen the screw securing the holder bearing Lift up the cross flow fan Screw Fan motor Screw Screw Fan motor Mount motor Holder bearing ...

Page 49: ...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 Gas side valve to the closed position Do this quickly so that the gauge ends up indi cating 3 to 5kg cm2 g 8 Disconnect the charge set and mount the Liqui...

Page 50: ...are 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 dis charge the refrigerant until the gauge indicates 3 to 5 kg cm2 g 6 Disconnect the charge set and the gas cylin der and set the Liquid side and Gas side valves to the open position Be sure to use a hexagonal wrench to operate the va...

Page 51: ...ischarge the refrigerant until the gauge indi cates 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 refrig erant until the gauge indicates 0 5 to 1 kg cm2 G if this is the case it will not be neces sary to apply a evacuatin Discharge the refrigerant gradually if it is dis charged too suddenly the re...

Page 52: ...of 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 3 Way valve Outdoor unit Liquid side Indoor un...

Page 53: ...tely 150g each time while operating the air conditioner in the cooling cycle however one time is not suffi cient 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 dis charged If the system has been charged with liquid refrigerant while operating the air co...

Page 54: ...room air humidity When the room air humidity is relativery higher temperature difference is smaller When the room air humidity is relatively lower tem perature 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 Cooling at normal condition 2 The temperature can be measured by attaching the thermometer to the low pre...

Page 55: ...o CN MOTOR Connector contacting of Outdoor Fan Compressor Display PWB Ass y Check Check each load Indoor Outdoor Fan Motor Compressor Stepping Motor and contacting condition of related connector PCB Board Operation Check Items Power Transformer Outdoor unit Input Voltage Output Voltage IC01D 7812 Output Outdoor unit IC02D 7805 Output Outdoor unit IC04D 7805 Output Indoor unit IC01A KIA7036 Reset I...

Page 56: ...sor 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 DISP DC 5V When the detect switch double key inside the remote controller door is fault it is impossible to operate temperature regulating and wind speed sel...

Page 57: ...No 3 4 Indoor unit Check the related circuit of R04H 6 2K Micom No 3 Output unit Check the indoor temperature sensor is disconnected or not About 10kΩ at 25 C Turn off Main Power Check the electrical wiring diagram of outdoor side Check the abnormal condition for the component of Compressor Outdoor Fan Motor Check the open or short of conmecting wires between indoor and outdoor Check Relay RY COMP...

Page 58: ...uit of indoor Fan Motor The pin NO 63 of Micom and the part for driving TRIAC the input and output signal of IC01M PIN NO 2 15 Check the pattern Check the TRIAC TRIAC Open Indoor Fan Motor never operate TRIAC short Indoor Fan Motor always operates in case of ON or OFF 4 When indoor Fan does not operate The voltage of PIN NO 1 blue and 3 yellow of CN MOTOR About AC 180V over About AC 50V over TRIAC...

Page 59: ... rotating the Vertical Louver with hands Normal Check the connecting condition of CN U D Connector Check the soldering condition on PWB of STEP 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 5 When Vertical Louver does not operate Check the operating circuit of the Verti...

Page 60: ... ON DC5V About DC12V AC 220 240V COMP OFF DC0V DC0V Below AC10V CHECK POINT Between Micom No 13 and GND Between RY 4WAY No 1 and No 4 Between CN 4WAY and CN POWER 2 N COMP ON DC5V About DC12V AC 220 240V COMP OFF DC0V DC0V Below AC10V CHECK POINT Between Micom No 14 and GND Between RY FAN No 1 and No 4 Between CN FAN and CN POWER 2 N COMP ON DC5V About DC12V AC 220 240V COMP OFF DC0V DC0V Below AC...

Page 61: ... 61 Electronic Control Device 1 INDOOR UNIT P W B ASSEMBLY P No 6871A10012 PCB ASSEMBLY MAIN ...

Page 62: ...LS M3060CL AL X LS M3061CL AL X LS M3064CL DL LS M3063CL O LS M3064EL DL DM EM O LS M3221CL AL LS M3021CL AL X LS N3660HL X LS N3661HL BL X LS N3821HL BL X LS N3660CL AL X LS N3661CL AL X LS N3664EL O LS N3821CL AL LS N3621CL AL X LS C366NLD0 LS H366NLD0 X LS N3621BL HL X LS C366NLA0 LS C366NLB0 X LS H366NMD0 O ...

Page 63: ...21AL 3021CL 3021AL 3061AL 3061BL LS N3661HL 3821HL 3661CL 3661AL 3661BL 3821CL 3621CL 3621AL 3664EL 3064EL 3064DL 3821AL 3821BL LS C366NLD0 LS H366NMD0 LS H366NLD0 LS N3621BL LS C366NLA0 LS C366NLB0 LS N3621HL LS M3064DM EM Model LS M3060HL 3060CL 3060BL 3060AL LS N3660HL 3660CL 3660BL 3660AL ...

Page 64: ... 64 Schematic Diagram 1 Heat Pump Cooling Only Series Indoor Unit ...

Page 65: ... 65 2 Heat Pump Series Outdoor Unit Model LS M3060HL 3061HL 3221HL 3221BL 3061BL 3060BL 5 5 4 4 3 3 2 2 1 1 ...

Page 66: ... 66 2 Heat Pump Series Outdoor Unit Model LS M3064HL M3064EL M3064EM 5 5 4 4 3 3 2 2 1 1 ...

Page 67: ... 67 2 Heat Pump Series Outdoor Unit Model LS N3660HL 3821HL 3821BL 3661HL 3661BL 3660BL LS H366NLD0 LS H366NMD0 LS N3621BL HL ...

Page 68: ... 68 2 Cooling Only Series Outdoor Unit Model LS M3060CL 3060AL 3061CL 3221CL 3221AL 3021CL 3021AL 3061AL 5 5 4 4 3 3 2 2 1 1 ...

Page 69: ... 69 2 Cooling Only Series Outdoor Unit Model LS M3064CL 3064DL 3063CL 3064DL 3064DM 5 5 4 4 3 3 2 2 1 1 ...

Page 70: ... 70 2 Heat Pump Series Outdoor Unit Model LS N3660CL 3660AL LS C366NLA0 LS C366NLB0 ...

Page 71: ... 71 2 Heat Pump Series Outdoor Unit Model LS N3821CL 3621CL 3621AL 3821AL LS C366NLD0 ...

Page 72: ...SERIES 268712 135315 152313 267110 131414 354212 35211B 141313 W0CZZ 146811 1 146811 2 152302 152302 359011 1 135311 342801 135301 266090 268714 263230 249951 359011 2 342800 352392 346810 733010 135313 1 135313 2 135314 135312 159830 352391 131411 131412 131410 159901 352150 ...

Page 73: ...LY DEODORIZER 1 1 1 R 5231AR2595G 1 1 159830 5983A10002A AIR CLEANER ASSEMBLY 1 1 1 R 249951 4995A20133 CONTROL BOX ASSEMBLY INDOOR 1A 1J 1C 1K 1Y 1X R 4995A20133F 1 263230 6323A20002C THERMISTOR ASSEMBLY 1 1 1 1 1 R 266090 6609A10003A H V ASSEMBLY 1 1 R 6609A10003C 1 1 6711A20010M 1 6711A20010N 1 6711A20028A or 1 6711A20010A 267110 6711A20028B or REMOTE CONTROLLER ASSEMBLY 1 6711A20010B 6711A2002...

Page 74: ...71A20108A R 268714 PWB PCB ASSEMBLY MAIN 6871A10012K 6871A10012J 6871A10012Q 6871A10012B 6871A10012A R 342801 BEARING 4280A20001A 4280A20001A 4280A20001A 4280A20001A 4280A20001A R 342800 BEARING 4280A20003A 4280A20003A 4280A20003A 4280A20003A 4280A20003A R 346810 MOTOR ASSEMBLY INDOOR 4681AP2632E 4681AP2632E 4681AP2632D 4681AP2632D 4681AP2632D R 35211B TUBE ASSEMBLY TUBING 5211A20200B 5211A20200A ...

Page 75: ...AY 6871A20108A 6871A20108A 6871A20108A 6871A20108A R 268714 PWB PCB ASSEMBLY MAIN 6871A10012U 6871A10012U 6871A10012T 6871A10012T R 342801 BEARING 4280A20001A 4280A20001A 4280A20001A 4280A20001A R 342800 BEARING 4280A20003A 4280A20003A 4280A20003A 4280A20003A R 346810 MOTOR ASSEMBLY INDOOR 4681AP2632D 4681AP2632D 4681AP2632D 4681AP2632D R 35211B TUBE ASSEMBLY TUBING 5211A20200B 5211A20200B 5211A20...

Page 76: ...54212 W0CZZ 152302 1 152302 2 135311 135311 342801 135301 159901 266090 268714 263230 131414 141313 352150 146811 1 146811 2 146811 3 249951 359012 359011 342800 131411 131412 352392 346811 733010 135313 1 135313 2 135313 3 135312 159830 352391 131410 152302 1 ...

Page 77: ...INLET 1 1 1 1 1 R 3531A10057D 1 1 R 135315 3531A10057G GRILLE ASSEMBLY FRONT RIGHT 1 1 1 1 R 3531A10057J 1 R 3531A10057E 1 R 152313 5231A30001A FILTER ASSEMBLY DEODORIZER 1 1 1 1 1 R 5231AR2595G 1 1 R 159830 5983A10002A AIR CLEANER ASSEMBLY 1 1 1 1 1 R 5983A10002C 1 R 152302 1 5230A10001A FILTER MECH A C 2 2 2 2 2 R 152302 2 5230A10002A FILTER MECH A C 1 1 1 1 1 R 266090 6609A10003C H V ASSEMBLY 1...

Page 78: ... R 352150 5251AR1222P HOSE ASSEMBLY DRAIN 1 1 1 1 1 R 146811 1 4681AR2727B MOTOR ASSEMBLY STEP 1 1 1 1 1 R 146811 2 4681AR2727M MOTOR ASSEMBLY STEP OPTION 1 1 1 1 1 R 146811 3 4681AR2727N MOTOR ASSEMBLY STEP OPTION 1 1 1 1 1 R 131411 4975A20003A GUIDE ASSEMBLY 1 1 1 1 1 R 131412 3140A20002A CHASSIS 1 1 1 1 1 R 141313 3140A10006C CHASSIS 1 1 1 1 1 R 131414 4975A20001A GUIDE ASSEMBLY 1 1 1 1 1 R LOC...

Page 79: ...990A20002A 5990A20002A 5990A20002A 5990A20002A 5990A20003A 5990A20003A R 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20133N 4995A20133W 4995A20133W 4995A20133T 4995A20133X 4995A20133Y R 263230 THERMISTOR ASSEMBLY 6323A20002C 6323A20002C 6323A20002C 6323A20002C 6323A20002C 6323A20002C R 266090 H V ASSEMBLY 6609A10003C 6609A10003C 6609A10003C 6609A10003C 6609A10003C R 267110 REMOTE CONTROLLER ASSEMBLY 6...

Page 80: ...R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20069E 6711A20067B 6711A20067C 6711A20067E 6711A20067D 6711A20025W 6711A20083A R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20108B 6871A20108B 6871A20108B 6871A20108A 6871A20108A 6871A20108B 6871A20108B R 268714 PWB PCB ASSEMBLY MAIN 6871A10012G 6871A10012N 6871A10012P 6871A10012F 6871A10012V 6871A10012G 6871A10114H R 342801 BEARING 4280A20001A 4280A20001A 4280A2...

Page 81: ...116 566000 554160 649950 552203 2 552203 1 435512 554031 137213 1 137213 2 559010 435301 430410 546810 549610 437210 435511 552111 552102 1 552102 2 552201 263230 668711 261704 W0CZZ 2 W0CZZ 3 W0CZZ 1 W6920 2 Outdoor Unit Models 30K 32K SERIES ...

Page 82: ...50140 ISOLATOR COMP 4H01765A R 552111 TUBE ASSY CAPILLARY 5211A20034J 5211A20034G R 552116 TUBE ASSY REVERSING R 552201 VALVE CHECK R 552202 VALVE REVERSING R 552203 1 VALVE SERVICE 2A00392N R 552203 2 VALVE SERVICE 2A00393Q R 552560 MUFFLER ASSY 5257A30001P R 554031 CONDENSER ASSEMBLY BENT 6140AP2096X 6140AP2096A 6140AP2096X 6140AP2096A 6140AP2096A 6140AP2096A 6140AP2096X R 554160 COMPRESSOR ASSE...

Page 83: ...R 552201 VALVE CHECK 3A01020H 3A01020H R 552202 VALVE REVERSING 3A02027J 3A02027B R 552203 1 VALVE SERVICE 2A00392N R 552203 2 VALVE SERVICE 2A00393Q R 552560 MUFFLER ASSY 5257A30001N 5257A30001P 5257A30001N R 554031 CONDENSER ASSEMBLY BENT 6140AP2096X 6140AP2096Q R 554160 COMPRESSOR ASSEMBLY FINAL 5417A90001D 5417AR2253A 5417A90001D 5417AR2253A R 559010 FAN ASSEMBLY PROPELLER 1A00195B 1A00195A 1A...

Page 84: ... R 552116 TUBE ASSEMBLY REVERSING 5221AR2938U 5221AR2014X 5221AR2014X 5211A20570Q R 552201 VALVE CHECK 3A01020H 3A01020H 3A01020H 3A01020H R 552202 VALVE REVERSING 3A02027B 3A02027B 3A02027B 3A02027J R 552203 1 VALVE SERVICE 2A00393Q 2A00393Q 2A00393Q 2A00393Q 2A00393Q R 552203 2 VALVE SERVICE 2A00392E 2A00392E 2A00392E 2A00392N 2A00392N R 552560 MUFFLER ASSEMBLY 5257A30001N R 554031 CONDENSER ASS...

Page 85: ...5B 1A00195B 1A00195B 1A00195B R 561410 COIL ASSEMBLY REVERSING VALVE 3A02028Y 3A02028Y R 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A20075D 4995A20075D 4995A20075C 4995A20075C R 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A20105C 6871A20105C 6871A20105B 6871A20105B R W0CZZ 1 CAPACITOR DRAWING 2A00986D 2A00986D 2A00986S 2A00986S R W0CZZ 2 CAPACITOR DRAWING 2A00986S 2A00986S 2A00986D 2A00986D R W0CZZ 3 CA...

Page 86: ...12 1 435511 435512 2 559010 546810 566001 649950 649950 W0CZZ 2 W0CZZ 1 W0CZZ 3 263230 435301 552203 2 552203 1 566000 552202 554160 554031 1 554031 3 554031 2 522201 430410 447910 2 Outdoor Unit Models 36K 38K SERIES ...

Page 87: ...1 1 1 R 554031 1 5403A20006A CONDENSER ASSEMBLY BENT 1 1 1 1 R 5403A20006H 1 1 R 554031 2 5403A20006F CONDENSER ASSEMBLY BENT 1 1 1 1 R 5403A20006M 1 R 554031 3 5403A20006J CONDENSER ASSEMBLY BENT 1 R 554160 2A01196 COMPRESSOR ASSEMBLY FINAL 1C 1C 1C 1B 1B 1B R 559010 1H00156B FAN ASSEMBLY PROPELLER 2 2 2 2 2 2 R 566000 3A02524A SWITCH PRESSURE 1 1 1 1 1 1 R 649950 4995A20075 CONTROL BOX ASSEMBLY ...

Page 88: ...SEMBLY BENT 5403A20006C R 554031 CONDENSER ASSEMBLY BENT 5403A20006D R 554160 COMPRESSOR ASSEMBLY 2A01196B R 559010 FAN ASSEMBLY PROPELLER 1H00156B R 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A20075M R 666000 SWITCH MAGNET 2A00771D R 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A20105D R W0CZZ 1 CAPACITOR DRAWING 3A02157A R W0CZZ 2 CAPACITOR DRAWING 2A00986S R 435301 GRILLE ASSEMBLY DISCHARGE 2A00144Y R...

Page 89: ...SERVICE 2A00393A 2A00393A 2A00393A R 552203 2 VALVE SERVICE 2A00499A 2A00499A 2A00499A R 552560 MUFFLER ASSEMBLY 5257A30001V 3A02035N 3A02035N R 554031 CONDENSER ASSEMBLY BENT 5403A20006A 5403A20006H 5403A20006H R 554031 CONDENSER ASSEMBLY BENT 5403A20006E 5403A20006M 5403A20006M R 554160 COMPRESSOR ASSEMBLY 2A01196B 2A01196C 2A01196C R 559010 FAN ASSEMBLY PROPELLER 1H00156B 1H00156B 1H00156B R 56...

Page 90: ...003A 5220A30003A R 552201 2 VALVE CHECK 3A01020H 3A01020H 3A01020H R 552202 VALVE REVERSING 3A02027B 3A02027B 3A02027B 3A02027B R 552560 MUFFLER ASSEMBLY 5257A30001V 5257A20011A 5257A20011B 5257A20011A 5257A20011C 5257A30001V 5257A20011B R 554160 COMPRESSOR ASSEMBLY 2A01196B 5417A90001F 5417A90001F 5417A90001F 5417A90001F 2A01196B 5417A90001F R 559010 FAN ASSEMBLY PROPELLER 1H00156B 1H00156B 1H001...

Page 91: ...P No 3828A20048C September 2004 Printed in Korea ...

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