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Service Manual

Wiring Diagram

Schematic Diagram

Indoor Unit

Models: 7k, 9k, 12k, 18k, 24k Cooling only Model

MOTOR

WER

GN/YL

BR(BK/Plained)

BL(WH/Rib

ed)

SH-CAPA

TERMINAL

BLOCK

CN-MOTOR

THERMISTOR

OPTION

PWB ASM.

STEP

MOTOR

CN-TH1

CN-U/D

CN-OPTION

CN-L/R

CN-HVB

CN-12V

CN-DISP1

DISPLAY

PWB ASM.

P/No : 3854A20427C

TRIAC

MAIN PWB ASM.

CN-N1

CN-N2

RY-COMP

TO OUTDOOR UNIT

1(L)

GN/YL

2(N)

1(L)

2(N)

FUSE

250V T2A

STEP

MOTOR

H.V.

ASM.

S/W1

AIR

CLEAN

(PLASMA)

CN-DISP2

WIRING DIAGRAM

CONDUCTIVE
ENCLOSURE
MOTOR ONLY

Models: 7k, 9k, 12k, 18k, 24k Heat pump Model

MOTOR

WER

GN/YL

BR(BK/Plained)

BL(WH/Rib

bed)

SH-CAPA

TERMINAL

BLOCK

RY-4WAY

RY-FAN

CN-MOTOR

THERMISTOR

OPTION

PWB ASM.

STEP

MOTOR

CN-TH1

CN-U/D

CN-OPTION

CN-L/R

CN-HVB

CN-12V

CN-DISP1

DISPLAY

PWB ASM.

P/No : 3854A20427B

TRIAC

MAIN PWB ASM.

CN-N1

CN-N2

CN-4WAY

RY-COMP

TO OUTDOOR UNIT

1(L)

GN/YL

2(N)

1(L)

2(N)

FUSE

250V T2A

STEP

MOTOR

H.V.

ASM.

S/W1

AIR

CLEAN

(PLASMA)

CN-DISP2

WIRING DIAGRAM

CONDUCTIVE
ENCLOSURE
MOTOR ONLY

Содержание AS-C0764DM0

Страница 1: ...4DM0 AS C0964DM0 AS H1264DM0 AS C1264DM0 AS H1865DM0 LS H0964DL0 AS H2465DM0 LS H1264DM0 LS C1865DM0 LS C2665DM0 LS H1865DM0 LS H2665DM0 CAUTION website http www lgservice com BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL ...

Страница 2: ... Connecting the cable between indoor unit and outdoor unit 27 Connect the Cable to the Indoor Unit 27 Connect the Cable to the Outdoor Unit 28 Checking the drainage and forming the pipings 29 Checking the Drainage 29 Form the Piping 29 AIR PURGING 30 Air purging 30 Air purging with vacuum pump 30 Test Running 32 Operation 33 Function of Controls 33 Display Function 37 Self diagnosis Function 37 Re...

Страница 3: ...240V 50Hz E 265V 60Hz 7 110V 50 60Hz F 200V 50 60Hz 8 380 415V 50Hz 9 380 415V 60Hz 7 Chassis A Z Name of Chassis of Unit Ex LSP SP Chassis 8 Look A Z Look Color Artcool Model 9 Function A Z 10 Serial No 1 9 LG Model De ARTCOOL COLOR velopment Serial No Basic A Basic 4Way B Plasma Filter C Plasma Filter 4 Way D Tele LCD E Tele LCD Nano plasma 4Way F Nano Plasma F A changeove A clean Low A G Nano P...

Страница 4: ... Deluxe Fighting Look LG1 LG2 SEMI PANEL OEM1 OEM2 Panel Type Deluxe LG3 50 60Hz 8 380 415V 50Hz 9 380 415V 60Hz 7 Chassis A Z Name of Chassis of Unit Ex LSP SP Chassis 8 Look A Z Look Color Artcool Model 9 Function A Z 10 Serial No 1 9 LG Model De ARTCOOL COLOR velopment Serial No R Mirror W White B Blue D Wood M Metal C Cherry S4 S5 S6 SQ SR ST Basic A Basic 4Way B Plasma Filter C Plasma Filter ...

Страница 5: ...symbol indicates the possibility of death or serious injury This symbol indicates the possibility of injury or damage to properties only Be sure not to do Be sure to follow the instruction Do not use damaged power cords plugs or a loose socket Always use the power plug and socket with the ground terminal There is risk of fire of electric shock There is risk of electric shock Install the panel and ...

Страница 6: ... cause injury Be especially care ful of the case edges and the fins on the condenser and evaporator There is risk of fire electric shock explosion or injury Be cautious when unpacking and installing the product For installation always contact the dealer or an Authorized service center For re installation of the installed product always contact a dealer or an authorized ser vice center Do not insta...

Страница 7: ...the plug to remove the cord from the outlet Do not touch it with wet hands Do not place a heater or other appliances near the power cable There is risk of fire or electrical shock There is risk of fire and electric shock Do not allow water to run into electrical parts Do not store or use flammable gas or com bustibles near the air conditioner There is risk of fire failure of the product or electri...

Страница 8: ...ion may cause water leakage Keep level even when installing the product Use two or more people to lift and transport the air conditioner To avoid vibration or water leakage Avoid personal injury Installation 90 Unplug the unit if strange sounds odors or smoke comes from it Be cautious that water could not enter the product There is risk of electric shock or fire There is risk of fire electric shoc...

Страница 9: ... shock or damage to the plastic parts of the product There is risk of personal injury Do not step on or put anyting on the product outdoor units Do not insert hands or other objects through the air inlet or outlet while the air conditioner is plugged in There is risk of personal injury and failure of product There are sharp and moving parts that could cause personal injury Operation Wax Safety Pre...

Страница 10: ...m 840 H mm 270 D mm 153 Model Dimension 7k 9k 12k Btu Series Indoor Unit This symbol alerts you to the risk of electric shock This symbol alerts you to hazards that could cause harm to the air conditioner This symbol indicates special notes NOTICE Symbols Used in this Manual ...

Страница 11: ...Service Manual 11 Dimensions Installation plate D H W W mm 1090 H mm 300 D mm 178 Model Dimension 18k 24 Btu Series ...

Страница 12: ...ir Conditioner W L2 L3 L1 D H L4 L5 Gas side 3 way valve Liquid side 2 way valve MODEL DIM unit W mm 717 H mm 498 D mm 229 L1 mm 270 L2 mm 56 L3 mm 464 L4 mm 17 L5 mm 130 Dimensions Outdoor Unit 7k 9k 12k Series ...

Страница 13: ...al 13 W L7 L6 L8 L9 D L1 L2 L3 L10 L11 L4 L5 H Gas side Liquid side MODEL DIM W mm 870 H mm 655 D mm 320 L1 mm 370 L2 mm 340 L3 mm 25 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 AS H2465DM0 ...

Страница 14: ... D L1 L2 H L3 L4 L5 L6 L7 L8 L9 L10 Liquid side 2 way valve Gas side 3 way valve MODEL LS C1865DM0 DIM unit W mm 801 H mm 555 D mm 262 L1 mm 339 L2 mm 37 L3 mm 543 6 L4 mm 11 4 L5 mm 591 L6 mm 105 L7 mm 105 L8 mm 72 5 L9 mm 86 4 L10 mm 77 ...

Страница 15: ...ons MODEL DIM W L2 L3 L1 D H L4 L5 Gas side 3 way valve Liquid side 2 way valve W mm 840 H mm 577 D mm 276 L1 mm 337 L2 mm 64 L3 mm 611 L4 mm 16 L5 mm 156 AS C1865DM0 LS C2465DM0 AS C2465DM0 AS H1865DM0 LS H1865DM0 LS H2465DM0 ...

Страница 16: ...800 9 500 12 100 12 000 8 050 10 350 13 200 13 200 1 1 2 1 2 1 2 1Ø 220 240V 50Hz 1Ø 220 240V 50Hz 1Ø 220 240V 50Hz 1Ø 220 240V 50Hz 5 0 5 7 5 8 6 6 8 8 9 5 8 8 9 5 20 20 22 22 32 33 41 41 47 47 49 49 710 860 1100 1300 690 880 1130 1250 3 1 4 1 5 3 6 3 4 2 5 1 5 8 10 98 11 0 11 0 9 2 3 42 3 42 3 42 3 1 7 7 14 14 22 22 22 22 840x270x153 840x270x153 840x270x153 840x270x153 717x481x228 717x481x228 71...

Страница 17: ...ecting Cable Power Cord 9 000 7 800 9 500 12 100 9 900 1 2 1 1 2 1 2 1Ø 220 240V 50Hz 1Ø 220 240V 50Hz 1Ø 220 240V 50Hz 1Ø 220 240V 50Hz 5 8 6 6 5 5 8 8 6 20 20 20 22 33 32 33 41 47 47 47 49 950 710 860 1100 900 4 2 3 1 4 1 5 3 4 9 47 10 98 11 11 3 22 7 7 7 14 22 22 22 22 840x270x153 840x270x153 840x270x153 840x270x153 717x481x228 717x481x228 717x481x228 717x481x228 7 7 7 7 24 24 24 25 720 r22 750...

Страница 18: ... 800 26 400 19 800 26 400 1 8 2 9 1 8 2 9 1Ø 220 240V 50Hz 1Ø 220 240V 50Hz 1Ø 220 240V 50Hz 1Ø 220 240V 50Hz 13 15 13 15 42 42 42 42 40 45 40 45 56 56 56 56 1 990 2 700 1 810 2 330 1 840 2 770 1 800 2 360 9 2 12 6 8 2 10 5 8 4 12 6 8 2 10 5 9 3 8 2 10 27 10 3 3 16 2 73 3 2 3 23 25 6 23 25 6 72 82 9 72 82 9 1090 x 300 x 178 1090 x 300 x 178 1090 x 300 x 178 1090 x 300 x 178 840 x 5777 x 276 840 x ...

Страница 19: ...trol Left Right Chaos Wind Timer Self Diagnosis Remocon Type Service Valve Liquid inch mm Gas Sleeping Operation Drain Hose Connecting Cable Power Cord Table 4 18 500 24 000 1 8 2 9 1Ø 220 240V 50Hz 1Ø 220 240V 50Hz 13 15 42 42 40 45 56 56 1 950 2 700 8 5 12 6 9 5 8 89 22 25 6 61 82 9 1090 x 300 x 178 1090 x 300 x 178 801 x 555 x 262 540 x 577 x 276 13 5 13 5 60 60 1050 R22 1300 R22 O O O O O O 24...

Страница 20: ...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 More than 10cm More than 5cm More than 2 3m More than 5cm Capacity is based on standard length and maxi mum allowance length is on the basis of reli...

Страница 21: ...e left with the hole slightly slanted to the outdoor side Open the Front Grille Pass Telephone Control Cord Wire through the hole which the power cord goes through Connect Telephone Control Cord Wire to the phone jack of telephone PCB of Control Box Fix Telephone Control Cord Wire inside Control box so as not to disconnect Close the Front Grille How to Fix Installation Plate Drill a Hole in the Wa...

Страница 22: ...ng work using flaring tool as shown below Burr removal Completely remove all burrs from the cut cross section of pipe tube Put the end of the copper tube pipe in a downward direc tion as you remove burrs in order to avoid dropping burrs into the tubing Putting nut on Remove flare nuts attached to indoor and outdoor unit then put them on pipe tube having completed burr removal not possible to put t...

Страница 23: ... dripping from sweating condensation will not damage furniture or floors Foamed polyethylene or equivalent is recommended Indoor unit installation Hook the indoor unit onto the upper portion of the installa tion plate Engage the two hooks of the rear top of the indoor unit with the upper edge of the installation plate Ensure that the hooks are properly seated on the installa tion plate by moving i...

Страница 24: ...t the piping drain hose and the connect ing cable into the piping hole 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 Indoor unit installation Hang the indoor unit from the hooks at the top of the instal lation plate Insert the spacer etc between the indoor unit and the installation plate and se...

Страница 25: ...e piping and drain hose together by wrapping them with cloth tape over the range within which they fit into the rear piping housing section Reroute the pipings and the drain hose across the back of the chassis Set the pipings and the drain hose to the back of the chassis with the tubing holder Hook the edge of tubing holder to tap on chassis and push the bottom of tubing holder to be engaged at th...

Страница 26: ...ning the flare nut with torque wrench ensure the direction for tightening follows the arrow on the wrench Bad case Following bending type from right to left could cause problem of pipe damage Connection of the pipes Outdoor mm inch kg m Ø6 35 1 4 1 8 Ø9 52 3 8 4 2 Ø12 7 1 2 5 5 Ø15 88 5 8 6 6 Ø19 05 3 4 6 6 Outside diameter Torque Outdoor unit Gas side piping Bigger diameter Liquid side piping Sma...

Страница 27: ...by HAR or SAA The power cord connected to the A unit should be complied with the following specifications Type B approved by HAR or SAA mm2 The above circuit diagram is subject to change without notice Be sure to connect wires according to the wiring diagram Connect the wires firmly so that not to be pulled out easily Connect the wires according to color codes by referring the wiring diagram If a ...

Страница 28: ... 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 maintained at more than 90 percent of the rated voltage marked on the name plate 6...

Страница 29: ...ped piping along the exterior wall using sad dle or equivalent To check the drainage Pour a glass of water on the evaporator Ensure the water flows through the drain hose of the indoor unit without any leakage and goes out the drain exit In cases where the Outdoor unit is installed above the Indoor unit perform the following Tape the piping and connecting cable from down to up Secure the taped pip...

Страница 30: ... side tubes between the indoor and outdoor units have been properly connected and all wiring for the test run has been complet ed Remove the service valve caps from both the gas and the liquid side on the outdoor unit Note that both the liquid and the gas side service valves on the outdoor unit are kept closed at this stage Leak test Connect the manifold valve with pressure gauges and dry nitrogen...

Страница 31: ...are nut securely with an adjustable wrench 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 2 way and 3 way valves 2 Remove the service port cap from the 3 way valve 3 To open t...

Страница 32: ...te unit for 15 20 minutes then check the system refrigerant charge 1 Measure the pressure of the gas side service valve 2 Measure the temperature of the intake and discharge of air 3 Ensure the difference between the intake temperature and the discharge is more than 8 C 46 F Cooling or Heating 4 For reference the gas side pressure of optimum condition is as below Cooling Bolt Tubing connection Dis...

Страница 33: ...ator OFF except when hot start during heating mode operation or while in defrost control Cooling Mode Operation When the intake air temperature reaches 0 5 C below the setting temp the compressor and the outdoor fan stop When it reaches 0 5 C above the setting temp they start to operate again Compressor ON Temp Setting Temp 0 5 C Compressor OFF Temp Setting Temp 0 5 C While in compressor running o...

Страница 34: ...erval whether to carry out defrost control or not and the time of defrost control are determined according to the following conditions 1 While in heating mode operation the maximum of the indoor pipe temperature is measured and it is com pared with the present indoor pipe temperature to get the difference of the indoor pipe temperatures the maximum temperature of indoor pipe the present temperatur...

Страница 35: ...olled to the setting temperature 18 C When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode has the priority When the Jet Cool key is input the upper lower vanes are reset to those of the initial cooling mode and then operated in order that the air outflow could reach further Jet Cool Mode Operation H P Model While in heating mode or Fuzzy operation the Jet Cool...

Страница 36: ...ation is the function to operate procedures automatically to the previous operating conditions Protection of the evaporator pipe from frosting If the indoor pipe temp is below 0 C in 7 min after the compressor operates without any pause while in cool ing cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting When the indo...

Страница 37: ...ry Fan Hot start Deice Operation Indicator Deicer Indicator Operation Indicator Compressor on Indicator OUT DOOR 3sec 3sec 3sec once Error Code 1 Error Display LED Indoor body operation LED Error contents Indoor room temperature thermistor open short Indoor pipe temperature thermistor open short Indoor Thermistor assembly check SVC check point ...

Страница 38: ...d 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 temperature 13 PLASMA OPTIONAL Used to start or stop the...

Страница 39: ...e Grille from the Chassis Set the up and down air discharge louver to open position horizontally by finger pressure Remove the securing screws To remove the Grille pull the lower left and right side of the grille toward you slightly tilted and lift it straight upward 1 Before removing the control box be sure to take out the wire screwed at the other end Earth Conductor ...

Страница 40: ...rom the chassis carefully 3 To remove the Discharge Grille Unhook the discharge grille and pull the discharge grille out from the chassis carefully 4 To remove the Evaporator Remove 3 screws securing the evaporator at the left 2EA in the Eva Holder at the right 1EA Screw When repair do not damage the Caution label ...

Страница 41: ... Remove 2 securing screw Pull the motor cover out from the chassis carefully 6 To remove the Cross Flow Fan Loosen the screw securing the cross flow fan to the fan motor do not remove Lift up the right side of the cross flow fan and the fan motor separate the fan motor from the cross flow fan Remove the left end of the cross flow fan from the self aligning bearing Motor cover Bearing Cross flow fa...

Страница 42: ...42 Room Air Conditioner Schematic Diagram Schematic Diagram Electric Control Device Heat Pump Model LED TYPE ...

Страница 43: ... 2 N FUSE 250V T2A STEP MOTOR H V ASM S W1 AIR CLEAN PLASMA CN DISP2 WIRING DIAGRAM CONDUCTIVE ENCLOSURE MOTOR ONLY Models 7k 9k 12k 18k 24k Heat pump Model MOTOR OR RD BK BK BK BK BK POWER GN YL GN YL BR BK Plained BL WH Ribbed BK YL SH CAPA TERMINAL BLOCK RY 4WAY RY FAN CN MOTOR THERMISTOR OPTION PWB ASM STEP MOTOR CN TH1 CN U D CN OPTION CN L R CN HVB CN 12V CN DISP1 DISPLAY PWB ASM P No 3854A2...

Страница 44: ...44 Room Air Conditioner Schematic Diagram Outdoor Unit Models 7k 9k 12k Cooling only Model Models 7k 9k 12k Heat pump Model ...

Страница 45: ...Service Manual 45 Schematic Diagram Models 18k 24k Cooling only Model Models 18k 24k Heat pump Model Models LS C1865DM0 ...

Страница 46: ...46 Room Air Conditioner Schematic Diagram Components Location MAIN P W B ASSEMBLY TOP VIEW BOTTOM VIEW ...

Страница 47: ...Service Manual 47 Schematic Diagram DISPLAY ASSEMBLY 6871A20574A 6871A20624A ...

Страница 48: ...HANGE 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 Refrigeration Cycle Diagram 2 Cooling Heating Models ...

Страница 49: ...ise connected manifold gauge Open Open Open with charging cylinder 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 outdoor unit Flare...

Страница 50: ...o the closed position 6 Operate the air conditioner at the cooling cycle 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 indi cating 3 to 5kg cm2 g 8 Disconnect the charge set and mount the 2 way and 3 way valve s stem nuts and the ser vice port nut Use torque wrench to tighten the service port nut to...

Страница 51: ...rge set and discharge 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 su...

Страница 52: ...e 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 unit Gas side 3 Way valve ...

Страница 53: ...ime 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 conditioner turn o...

Страница 54: ...f using graph Find outdoor temperature Find indoor temperature onto the curve of outdoor temperature Read suction pressure at the axis of ordinates The method of using equation Calculate suction pressure after putting indoor and outdoor temperature into the equation 13 At operating the Unit for 10 minutes Suction Pressure Kg cm 2 g Outdoor Temp C Indoor Temp C 12 11 10 9 8 7 6 5 5 10 15 20 25 30 3...

Страница 55: ...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 1 The suction pressure is usually 8 5 9 5 kg cm2 G Cooling at normal condition 2 The temperature can be measured by attaching the thermometer to the low pressure tubing and ...

Страница 56: ...amage Varistor ZNR01J Check the connection housing for contacting Connector related to CN NI RY COMP NO 3 Connector related to CN MOTOR Connector contacting of Outdoor Fan Compressor Display PCB Assembly Check Check each load Indoor Outdoor Fan Motor Compressor Stepping Motor and contacting condition of related connector Main PCB Board Operation Check Items SMPS Transformer Indoor unit Input Volta...

Страница 57: ...battery 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 Display PCB Assembly Voltage between CN DISP1 DC 5V Check the connecting circuit between the remote controller MICOM No R16 1 5...

Страница 58: ...e not engaged Compressor Outdoor Fan is stopped Check the related circuit of RY FAN 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 C...

Страница 59: ...Check the related circuit of indoor Fan Motor The pin NO 58 of Micom and the part for driving TRIAC the input and output signal of IC01M PIN NO 1 16 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 When indoor Fan does not operate The voltage of PIN NO 1 orange and 3 yellow of CN MOTOR About AC 180V over A...

Страница 60: ... 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 When Vertical Louver does not operate Check the operating circuit of the Vertical Louver Confirm that there is DC 12V between pin RED of CN U D and GND Confirm that there is a soldering short at follo...

Страница 61: ...re 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 ASSEMBLY The details of check are as followings Check point Between Micom NO 59 and GND Between IC01M NO 15 and GND Comp ON DC 5V Below DC 1V Comp OFF DC 0V About DC 12V Check point Between Micom NO 51 and GND Between IC02M NO 11...

Страница 62: ...ing Guide Turn off Main Power Check the electrical wiring diagram of outdoor side Check the abnormal condition for the component of Compressor Outdoor Fan Motor 4 way Check the open or short of connecting wires between indoor and outdoor ...

Страница 63: ...ce Manual 63 Exploded View Exploded View 135301 152302 342800 264110 263230 359011 131410 733010 135312 135311 159901 268712 146811 668713 346810 266090 135516 35211B 354210 249951 268714 267110 Indoor Unit ...

Страница 64: ... Exploded View 559010 552202 552111 649950 430410 552203 2 546810 435301 437210 561410 567502 554160 552203 1 552116 447910 W0CZZ 552201 554031 237205 437212 237204 435511 550140 552102 1 Outdoor Unit 7k 9k 12k Btu h Seriess ...

Страница 65: ...l 65 Exploded View 554031 435512 437212 435511 W0CZZ 552202 552116 554160 550140 552203 2 552203 1 430410 447910 649950 552111 552201 552102 1 552102 2 437210 435301 559010 546810 561410 Outdoor Unit 18k 24k Seriess ...

Страница 66: ...1A20013E 6411A20013E 6411A20013E 6411A20013E R 267110 REMOTE CONTROLLER ASSEMBLY 6711A90032N 6711A90032N 6711A90032N 6711A90032N R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20574A 6871A20574A 6871A20574A 6871A20574A R 268714 PWB PCB ASSEMBLY MAIN 6871A20572C 6871A20572A 6871A20572C 6871A20572C R 342800 BEARING 4280A20004B 4280A20004B 4280A20004B 4280A20004B R 346810 MOTOR ASSEMBLY INDOOR 4681A20151A 46...

Страница 67: ...0013E 6411A20013E 6411A20013E R 267110 REMOTE CONTROLLER ASSEMBLY 6711A90032L 6711A90032M 6711A90032M 6711A90032M R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20574A 6871A20574A 6871A20574A 6871A20574A R 268714 PWB PCB ASSEMBLY MAIN 6871A20572A 6871A20572C 6871A20572A 6871A20572C R 342800 BEARING 4280A20004B 4280A20004B 4280A20004B 4280A20004B R 346810 MOTOR ASSEMBLY INDOOR 4681A20151A 4681A20151A 4681A...

Страница 68: ...1A20047A 6411A20047B 6411A20047A R 267110 REMOTE CONTROLLER ASSEMBLY 6711A90032N 6711A90032N 6711A90032N 6711A90032N R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20624A 6871A20624A 6871A20624A 6871A20624A R 268714 PWB PCB ASSEMBLY MAIN 6871A20572C 6871A20572C 6871A20572C 6871A20572C R 342800 BEARING 4280A20004A 4280A20004A 4280A20004A 4280A20004A R 346810 MOTOR ASSEMBLY INDOOR 4681A20067C 4681A20003D 46...

Страница 69: ...264110 POWER CORD ASSEMBLY 6411A20047A 6411A20047B R 267110 REMOTE CONTROLLER ASSEMBLY 6711A90032M 6711A90032M R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20624A 6871A20624A R 268714 PWB PCB ASSEMBLY MAIN 6871A20572E 6871A20572E R 342800 BEARING 4280A20004A 4280A20004A R 346810 MOTOR ASSEMBLY INDOOR 4681A20003D 4681A20067C R 35211B TUBE ASSEMBLY TUBING 5211A21378A 5211A21378B R 354210 EVAPORATOR ASSEMB...

Страница 70: ...1 TUBE ASSEMBLY CAPILLARY 5211A30708E 5211A30708C 5211A30708D 5211A10197Y R 552116 TUBE ASSEMBLY REVERSING 5211A20188W 5211A20188V 5211A29021B 5211A29021C R 552201 VALVE CHECK 5220AR7182A 3H01552F 3H01552F 3H01552F R 552202 VALVE REVERSING 5220AR3228J 5220AR3228J 5220AR3228D 5220AR3084E R 552203 1 VALVE SERVICE 5220A20005B 5220A20005B 5220A20005B 5220A20005B R 552203 2 VALVE SERVICE 5220A20001S 52...

Страница 71: ...121D 4681A20121D 4681A20121D R 550140 ISOLATOR COMP 4H00982E 4H00982E 4H00982E 4H00982E R 552102 1 TUBE CAPILLARY BEND 5210A30041A R 552111 TUBE ASSEMBLY CAPILLARY 5211A21143K 5211A21143L 5211A10197Z 5211A30708G R 552116 TUBE ASSEMBLY REVERSING 5211A20188Y R 552201 VALVE CHECK R 552202 VALVE REVERSING 5220AR3228J R 552203 1 VALVE SERVICE 5220A20005B 5220A20005B 5220A20005B 5220A20005B R 552203 2 V...

Страница 72: ... 1 TUBE CAPILLARY BEND 5210A30216P 5210A31405B R 552102 2 TUBE CAPILLARY BEND R 552111 TUBE ASSEMBLY CAPILLARY 5211A10039F 5211A20291H R 552116 TUBE ASSEMBLY REVERSING 5211A20529H R 552201 VALVE CHECK 5220A30004A R 552202 VALVE REVERSING 5220AR3228C R 552203 1 VALVE SERVICE 5220A20001R 2H02200E R 552203 2 VALVE SERVICE 5220A20013A 2H01890R R 554031 CONDENSER ASSEMBLY BENT 5403A20022R 5403A20072M R...

Страница 73: ...0028P R 550140 GROMMET 4022U L005A 4022U L005A 4022U L005A 4022U L005A R 552102 TUBE CAPILLARY BEND 5210A31655A 5210A31655B 5210A31442K L 5210A20595X R 552116 TUBE ASSEMBLY REVERSING 5211A20270J 5211A20270L 5211A20270K R 552202 VALVE REVERSING 3A02027G 3A02027G 5220AR3228E R 552203 1 VALVE SERVICE 5220A20005B 5220A20002C 5220A20006J 5220A20002C R 552203 2 VALVE SERVICE 2H01890P 2A00392E 5220A20005...

Страница 74: ...P No 3828A20462E November 2004 Printed in Korea ...

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