LG S092CG N40 Service Manual Download Page 67

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Service Manual 67

Exploded View

Replacement Parts List

Parts List (Indoor)

LOCATION

DESCRIPTION

PART No.

REMARKS

No.

131410

CHASSIS ASSEMBLY

3141A20019B

3141A20020C

3141A20019B

135311

GRILLE ASSEMBLY, DISCHARGE(INDOOR)

3531A10307D

3531A20252C

3531A10307D

135312

GRILLE ASSEMBLY, FRONT(INDOOR)

3531A14002G

3531A20253G

3531A14002H

135314

GRILLE ASSEMBLY, INLET

3531A10339C

3531A20298B

3531A10312C

135516

COVER ASSEMBLY, MOTOR

3551A20156A

3551A20154A

3551A20156B

146811

MOTOR ASSEMBLY, STEP

4681A20055A

152302

FILTER(MECH), A/C

5230A20051A

5230A20052A

5230A20051A

159901

VANE, HORIZONTAL

5990A20048A

5990A20049A

5990A20048A

249951

CONTROL BOX ASSEMBLY, INDOOR

4995A10157J

4995A90168L

4995A10157L

263230

THERMISTOR ASSEMBLY

6323A20004A

264110

POWER CORD ASSEMBLY

6411A20015H

6411A20047A

6411A20015H

267110

REMOTE CONTROLLER ASSEMBLY

6711A20073L

6711A20077T

6711A20073N

268712

PWB(PCB) ASSEMBLY, DISPLAY

6871A20574B

6871A20624B

6871A20574B

268714

PWB(PCB) ASSEMBLY, MAIN

6871A20572E

6871A20572C

342800

BEARING

4280A20004B

4280A20004A

4280A20004B

346810

MOTOR ASSEMBLY, INDOOR

4681A20151E

4681A20151D

4681A20003B

4681A20151D

35211B

TUBE ASSEMBLY, TUBING

5211A21363A

5211A21363B

5211A21378E

5211A21363B

352115

TUBE ASSEMBLY, EVAPORATOR IN

5211A29010A

5211A39010A

5211A29010A

352116

TUBE ASSEMBLY, EVAPORATOR OUT

5211A22110A

5211A30756A

5211A22110A

354210

EVAPORATOR ASSEMBLY, FIRST

5421A20218A

5421A20220A

5421A20218A

359011

FAN ASSEMBLY, CROSS FLOW

5901A20017F

5901A92441E

5901A20017F

668713

PWB(PCB) ASSEMBLY, SUB

6871A20577X

6871A20577T

6871A20576G

6871A20577S

733010

PLATE ASSEMBLY, INSTALL

3301A20011A

3301A20002A

3301A20011A

W0CZZ

CAPACITOR, DRAWING

3H01487K

3H01487F

3H01487K

S092CG

N40

S122CG

N40

S182CG

N50

S122HG

N40

NOTE)

Please ensure GCSC since these parts may be changed depending upon the buyer's request.

(GCSC WEBSITE http://biz.LGservice.com)

Summary of Contents for S092CG N40

Page 1: ...82CG N50 S182CG U50 S182CG S52 S182CP S52 S182HG N50 S182HG U50 S182HG S51 S242CG N50 S242CG U50 S242CG S51 S242CP S51 S242HG N50 S242HG U50 S242HG S51 S092CG N41 S092CG U41 S242CG N51 S242CG U51 S182CG N51 S182CG U51 G122C SR2 CAUTION website http www lgservice com BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL ...

Page 2: ... Connecting the cable between indoor unit and outdoor unit 25 Connect the Cable to the Indoor Unit 25 Connect the Cable to the Outdoor Unit 26 Checking the drainage and forming the pipings 27 Checking the Drainage 27 Form the Piping 27 AIR PURGING 28 Air purging 28 Air purging with vacuum pump 28 Test Running 30 Operation 31 Function of Controls 31 Display Function 35 Self diagnosis Function 35 Re...

Page 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...

Page 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 ...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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...

Page 10: ... mm 840 H mm 270 D mm 153 Model Dimension 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 ...

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

Page 12: ...12 Room Air Conditioner Dimensions Installation plate D H W W mm 900 H mm 285 D mm 156 Model Dimension 12k G122C SR2 ...

Page 13: ...3 Dimensions W L2 L3 L1 D H L4 L5 Gas side 3 way valve Liquid side 2 way valve Outdoor Unit MODEL DIM unit W mm 575 717 H mm 525 498 D mm 260 229 L1 mm 301 270 L2 mm 73 56 L3 mm 392 464 L4 mm 35 17 L5 mm 100 130 12k 9k ...

Page 14: ...side 2 way valve Gas side 3 way valve MODEL 18k Btu Cooling Only Model 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 14 Room Air Conditioner Dimensions ...

Page 15: ...l 15 Dimensions 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 18k 24k Btu Heat Pump 24k Btu Cooling Only Model ...

Page 16: ...eeping Operation Drain Hose Connecting Cable Power Cord 9 000 12 000 1 2 1 2 1Ø 220V 60Hz 1Ø 220V 60Hz 6 5 8 2 20 22 33 41 48 49 880 1 200 4 1 5 7 10 23 10 0 7 14 23 23 840x270x153 840x270x153 575x525x260 717x481x228 7 7 25 25 660 R22 650 R22 O O X X O O 24Hr ON OFF 24Hr ON OFF O O L C D wireless L C D wireless 1 4 6 35 1 4 6 35 3 8 9 52 1 2 12 7 O O O O 1 0mm2 x 3 1 0mm2 x 3 1 0mm2 1 0mm2 12 000 ...

Page 17: ...2 42 42 45 56 56 1 950 2 350 8 9 11 0 9 23 10 21 20 6 19 45 86 1090 x 300 x 178 1090 x 300 x 178 801 x 555 x 262 840 x 577 x 276 13 5 13 5 60 60 1 240 R22 1 350 R22 O O O O O O 24Hr ON OFF 24Hr ON OFF O O L C D wireless L C D wireless 1 4 6 35 3 8 9 52 5 8 15 88 5 8 15 88 O O O O 1 5mm2 x 3 2 5mm2 x 3 1 5mm2 x 3 2 5mm2 x 3 18 500 19 800 24000 26 400 1 8 2 9 1 1Ø 220V 60Hz 1Ø 220V 60Hz 13 15 42 42 ...

Page 18: ...ations 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 reliability Oil trap should be installed ...

Page 19: ...ook Installation plat SR2 12K SR2 12K e Left rear piping Right rear piping Ø70mm Ø70mm D B A C Installation Plate Type A screw Installation plate Ø70mm Left rear piping Right rear piping C D B A Ø70mm Drill the piping hole with a ø70mm hole core drill Drill the piping hole at either the right or the left with the hole slightly slanted to the outdoor side Open the Front Grille Pass Telephone Contro...

Page 20: ...low 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 them on after flaring work Flaring work...

Page 21: ... 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...

Page 22: ...t 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 separate the bottom of the indoor unit f...

Page 23: ...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...

Page 24: ...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 Smaller diameter Torque wrench Flaring wo...

Page 25: ...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 ...

Page 26: ... 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 Confirm that the cable thickness is as specified in the p...

Page 27: ...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...

Page 28: ... 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...

Page 29: ...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...

Page 30: ...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...

Page 31: ...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...

Page 32: ...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...

Page 33: ...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...

Page 34: ...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...

Page 35: ...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 ...

Page 36: ...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...

Page 37: ...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 ...

Page 38: ...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 ...

Page 39: ... 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...

Page 40: ...40 Room Air Conditioner Schematic Diagram Schematic Diagram Electric Control Device Heat Pump Model LED TYPE ...

Page 41: ...SE 250V T2A STEP MOTOR H V ASM S W1 AIR CLEAN PLASMA CN DISP2 WIRING DIAGRAM CONDUCTIVE ENCLOSURE MOTOR ONLY Models 12k 18k 24k Heat pump Model Models G122C SR2 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 38...

Page 42: ...42 Room Air Conditioner Schematic Diagram Outdoor Unit Models 9k 12k Cooling only Model Models 12k Heat pump Model ...

Page 43: ...Service Manual 43 Schematic Diagram Models 24k Cooling only Model Models 18k Cooling only Model Models 18k 24k Heat pump Model ...

Page 44: ...44 Room Air Conditioner Schematic Diagram Components Location MAIN P W B ASSEMBLY TOP VIEW BOTTOM VIEW ...

Page 45: ...Service Manual 45 Schematic Diagram MAIN P W B ASSEMBLY TOP VIEW BOTTOM VIEW Model G122C SR2 ...

Page 46: ...46 Room Air Conditioner Schematic Diagram DISPLAY ASSEMBLY 6871A20574B 6871A20575A G122C SR2 ...

Page 47: ...GE 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 ...

Page 48: ...ckwise 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 Fl...

Page 49: ...he 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 a ...

Page 50: ...charge 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...

Page 51: ...he 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 CLO...

Page 52: ...h 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 conditioner tur...

Page 53: ...sing 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 35 4...

Page 54: ...ir 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 a...

Page 55: ...ge 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 Voltage ...

Page 56: ...ce 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 ...

Page 57: ...ot 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 COMP...

Page 58: ...er 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 ove...

Page 59: ...ndition 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 followin...

Page 60: ...ature 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...

Page 61: ... 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 ...

Page 62: ...ditioner Exploded View Exploded View 135314 152302 342800 264110 263230 359011 131410 733010 135312 135311 159901 268712 146811 668713 346810 266090 135516 35211B 352115 352116 354210 249951 268714 267110 Indoor Unit ...

Page 63: ...al 63 Exploded View Indoor Unit G122C SR2 264110 346810 146811 131410 359011 342800 159901 354210 268712 135311 135312 267110 249951 733010 135301 152302 35211B 135516 352150 266090 668713 263230 268714 2 268714 1 ...

Page 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 549610 Outdoor Unit 12k Btu h Seriess ...

Page 65: ... Exploded View 554031 437212 435511 W0CZZ 552202 567502 552116 552201 554160 561410 552111 550140 552203 1 552203 2 430410 447910 649950 549610 552102 2 552102 1 437210 435301 559010 546810 Outdoor Unit 9k Btu h Series ...

Page 66: ...1 435512 437212 435511 W0CZZ 552202 552116 554160 550140 552203 2 552203 1 430410 447910 649950 552111 552201 552102 1 552112 552102 2 437210 435301 559010 546810 561410 552113 549610 Outdoor Unit 18k 24k Btu h Series Exploded View ...

Page 67: ...0 REMOTE CONTROLLER ASSEMBLY 6711A20073L 6711A20073L 6711A20077T 6711A20073N R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20574B 6871A20574B 6871A20624B 6871A20574B R 268714 PWB PCB ASSEMBLY MAIN 6871A20572E 6871A20572E 6871A20572E 6871A20572C R 342800 BEARING 4280A20004B 4280A20004B 4280A20004A 4280A20004B R 346810 MOTOR ASSEMBLY INDOOR 4681A20151E 4681A20151D 4681A20003B 4681A20151D R 35211B TUBE ASSE...

Page 68: ...NTROLLER ASSEMBLY 6711A20077T 6711A20077V 6711A20077V R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20624B 6871A20624B 6871A20624B R 268714 PWB PCB ASSEMBLY MAIN 6871A20572E 6871A20572C 6871A20572E R 342800 BEARING 4280A20004A 4280A20004A 4280A20004A R 346810 MOTOR ASSEMBLY INDOOR 4681A20003F 4681A20003B 4681A20003F R 35211B TUBE ASSEMBLY TUBING 5211A21378B 5211A21378E 5211A21378B R 352115 TUBE ASSEMBLY ...

Page 69: ...A R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20073L 6711A20077T 6711A90032T R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20574B 6871A20624B 6871A20624B R 268714 PWB PCB ASSEMBLY MAIN 6871A20572E 6871A20572E 6871A20572E R 342800 BEARING 4280A20004B 4280A20004A 4280A20004A R 346810 MOTOR ASSEMBLY INDOOR 4681A20151E 4681A20003F 4681A20003B R 35211B TUBE ASSEMBLY TUBING 5211A21363A 5211A21378B 5211A21378E R 3...

Page 70: ...NTROLLER ASSEMBLY 6711A90031L 6711A90031L 6711A20073N R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20680F 6871A20680F 6871A20680D R 268714 PWB PCB ASSEMBLY MAIN 6871A20572G 6871A20572G 6871A20572H R 342800 BEARING 4280A20004B 4280A20004B 4280A20004B R 346810 MOTOR ASSEMBLY INDOOR 4681A20151E 4681A20151D 4681A20151D R 35211B TUBE ASSEMBLY TUBING 5211A21363A 5211A21363B 5211A21363B R 352115 TUBE ASSEMBLY ...

Page 71: ...E CONTROLLER ASSEMBLY 6711A90032T 6711A20128E 6711A90032T 6711A20128E R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20681F 6871A20681D 6871A20681F 6871A20681D R 268714 PWB PCB ASSEMBLY MAIN 6871A20572G 6871A20572H 6871A20572G 6871A20572H R 342800 BEARING 4280A20004A 4280A20004A 4280A20004A 4280A20004A R 346810 MOTOR ASSEMBLY INDOOR 4681A20003B 4681A20003B 4681A20003F 4681A20003F R 35211B TUBE ASSEMBLY TU...

Page 72: ...09A10003Z 6609A10003Z 6609A10003Z 6609A10003Z R 267110 REMOTE CONTROLLER ASSEMBLY 6711A90031E 6711A90032U 6711A90032U 6711A90031E R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20680E 6871A20681E 6871A20681E 6871A20680E R 268714 PWB PCB ASSEMBLY MAIN 6871A20572G 6871A20572G 6871A20572G 6871A20572G R 342800 BEARING 4280A20004B 4280A20004A 4280A20004A 4280A20004B R 346810 MOTOR ASSEMBLY INDOOR 4681A20151D 4...

Page 73: ...4A R 264110 POWER CORD ASSEMBLY 6411A20013E R 267110 REMOTE CONTROLLER ASSEMBLY 6711A90023B R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20575A R 268714 PWB PCB ASSEMBLY MAIN 6871A20573B R 342800 BEARING 4280A20004B R 346810 MOTOR ASSEMBLY INDOOR 4681A20048A R 35211B TUBE ASSEMBLY TUBING 5211A21046Y R 352150 DRAIN ASSEMBLY TUBE 5251A20011A R 354210 EVAPORATOR ASSEMBLY FIRST 5421A20086A R 359011 FAN ASSE...

Page 74: ... 4H00982E 4H00982E R 552111 TUBE ASSEMBLY CAPILLARY 5211A21143R 5211A21143P 5211A21202B 5211A30708J R 552116 TUBE ASSEMBLY REVERSING 5211A29021D R 552201 VALVE CHECK 3H01552F R 552202 VALVE REVERSING 5220AR3084E R 552203 1 VALVE SERVICE 5220A20005B 5220A20005B 2H0220E 5220A20005B R 552203 2 VALVE SERVICE 5220A20040A 2H01890B 2A00392N 2H01890P R 554031 CONDENSER ASSEMBLY BENT 5403A20059F 5403A20198...

Page 75: ... ASSEMBLY CAPILLARY 5211A30778B 5211A30812A 5211A30778C R 552116 TUBE ASSEMBLY REVERSING 5211A20270M 5211A20270L R 552201 VALVE CHECK 3A01020H 3A01020D R 552202 VALVE REVERSING 3A02027G 3A02027G R 552203 1 VALVE SERVICE 5220A20002C 5220A20005B 5220A20002C R 552203 2 VALVE SERVICE 2A00392E 2A00392E 2A00392E R 554031 CONDENSER ASSEMBLY BENT 5403A20164E 5403A20205A 5403A20164E R 554160 COMPRESSOR SET...

Page 76: ...A R 550140 ISOLATOR COMP 4H00982E 4H00982E R GROMMET 4022U L005A R 552111 TUBE ASSEMBLY CAPILLARY 5211A21143R 5211A30778B 5211A21202B R 552203 1 VALVE SERVICE 5220A20005B 5220A20002C 2H02200H R 552203 2 VALVE SERVICE 5220A20040A 2A00392E 2A00392N R 554031 CONDENSER ASSEMBLY BENT 5403A20059F 5403A20164E 5403A20072Q R 554160 COMPRESSOR SET 2520UKAK2CA 2520UHFK2DB 2520UMDK2JA R 559010 FAN ASSEMBLY PR...

Page 77: ...4960A10018A R 550140 ISOLATOR COMP 4H00982E 4H00982E 4H00982E R 552111 TUBE ASSEMBLY CAPILLARY 5211A21143R 5211A21143P R 552203 1 VALVE SERVICE 5220A20005B 5220A20005B 5220A20005B R 552203 2 VALVE SERVICE 5220A20040A 2H01890P 2H01890P R 554031 CONDENSER ASSEMBLY BENT 5403A20059F 5403A20198M 5403A20197H R 554160 COMPRESSOR SET 2520UKAK2CA 5416A20013V 5416A20013V R 559010 FAN ASSEMBLY PROPELLER 5900...

Page 78: ...196G 5211A21380A 5211A30777B 5211A30777C R 552113 TUBE ASSEMBLY CONDENSER OUT 5211A30812A 5211A30778B 5211A30778C R 552116 TUBE ASSEMBLY REVERSING 5211A20270M 5211A20270Q R 552201 VALVE CHECK 3A01020H 3A01020H R 552202 VALVE REVERSING 3A02027G 3A02027G R 552203 1 VALVE SERVICE 2H02200H 5220A20005B 5220A20002C 5220A20002C R 552203 2 VALVE SERVICE 2A00392N 2A00392N 2A00392N 2A00392N R 554031 CONDENS...

Page 79: ...B 4960A10013A R 550140 ISOLATOR COMP 4H00982E 4H00982E 4022U L005A 4H00982E R GROMMET 4022U L005A R 552111 TUBE ASSEMBLY CAPILLARY 5211A21143P 5211A21202B 5211A21143R R 552203 1 VALVE SERVICE 5220A20005B 2H02200H 5220A20002C 5220A20005B R 552203 2 VALVE SERVICE 2H01890P 2A00392N 2A00392N 5220A20040A R 554031 CONDENSER ASSEMBLY BENT 5403A20198M 5403A20072Q 5403A20164E 5403A20059F R 554160 COMPRESSO...

Page 80: ...P No 3828A20462F February 2006 Printed in Korea ...

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