LG LS-J0910CL Service Manual Download Page 60

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2. Outdoor Unit

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IC9

IC10

TLP521-1BL

CN-DC/DC

470uF

20V

C05

220

VR71

R75

23.2K

100uF

25V

C73

R74

5.1K

29.4K

20K

34K

1.06K

102

D92

C92

50V

1N4148

104

IC7

5.23K

13K

HCP6068

R95

D91

1N4148

2.7K

R92

DC 5V

ZD81

5.1V

R91

6.8K

R82

R81

XXX

NTC1

DKS-80-13

ZNR1

INR14D471K

35V

2200uF

103

C06

470uF

25V

C03

104

C02

50V

103

C04

C01

C66

63V

2SD2220

680uF

IC3

7805

100K

R68

10K

R64

Q62

C67

100V

473K

R67

1.5K

7812

IC2

12V

103K

100V

C60

17V

102J,100V

C69

C68

821K,1KV

C65

ST2

POWER TRANS

CN-TRANS

S1VB60

BD01

C62

1KV

222K

R65

D61 ERB44-08

30,1W

Q61

2SK2671

ZD61

12V

R66

200

101K

1KV

C63

68K

R63

R62

1/2W

560K

100uF

C61

450V

AC230V/60Hz

FUSE

250V/3.15A

150-F06M

COIL1

CN-POWER

G4A-1A

RY-COMP

WXE-334K

N/FILTER1

RY-FAN,4WAY,HEATER

RY-4WAY,G5N-1A

RY-HEATER

RY-FAN

G5N-1A

COIL2

LS404060

CN-4WAY

CN-FAN

GMS81C1408SK(HYUNDDAI:8K)

TMR20V/RB7

SRDYIN/SRDYOUT/RC3

AN0/Aref/RB0

PWM0/COMP0/RB4

PWM1/COMP1/RB5

R97 1K

RY-HEATER

RY-COMP

RY-FAN

R96 620

RY-4WAY

100V

102J

C72

R73

13K 1%

6.04K

51.1K

L61

L62

FMX12S

L63

L64

D62

ST1

100Uf

R72

11K

C71

25V

10.2K

LED92

21.5K

39.2K

35.7K

4.3K

103

C91

R94

180

R93

390

R90

LED91

DC12V

KRA102M

DC 5V

R71

Q71

9 9

MICOM

IC01M

KID65004APKID65004AP

EC1/RB6

INTO/RB2

INT1/RB3

BUZ/RB2

12.1K

R27

OR7

OR8

XXX

R28

12.1K

OR5

OR4

OR6

XXX

12.1K

R25

R24

12.1K

R26

DC 5V

TH1

R32H

R31H

12.1K

AN7/RA7

Vdd

AN6/RA6

AN5/RA5

AN4/RA4

DC 5V

R02A

10K

BD61

U4SBA60

RC4/SCK

RC5/SIN

Xout

RC6/SOUT

RD2

Xin

RD0/INT2

RESET

Vss

R01B 1M

R01A

C01A

103

50V

CST-4.00MTW

OSC01B

7036P

R03A

100

C02A

10uF

IC4

DC 5V

RD1/INT3

RA0/EC0

RA1/AN1

RA2/AN2

RA3/AN3

10K

C11H

103

R11H

10K

KEY

TEST

R12H

DC 5V

Summary of Contents for LS-J0910CL

Page 1: ...SERVICE MANUAL Room Air Conditioner MODEL LS J0910CL HL LS L1210CL HL LS K1830CL HL LS K2430CL HL ...

Page 2: ...ng Diagram 12 Operation Details 15 Display Function 22 Self diagnosis Function 22 Installation 23 Operation 38 Disassembly of the Parts Indoor Unit 40 Cycle Troubleshooting Guide 46 Electronic Control Device 56 Schematic Diagram 59 Exploded View and Replacement Parts List 60 2 Contents ...

Page 3: ...prox 3 minutes High Med Low and Auto Intermittent operation of fan at low speed Both the indoor and outdoor fan stops during defrosting Hot start will be operated after defrosting ends The indoor fan stops until the indoor pipe temperature will be reached at 28 C 82 F The fan is switched to low Cooling med Heating speed The unit will be stopped after 1 2 3 4 5 6 7 hours The fan is switched to inte...

Page 4: ...ration Mode Heating Operation Mode Auto Operation Mode Fan Operation Mode Horizontal Airflow Direction Control Button Option Room Temperature Display Setting the Time or Timer Selecting C F ON OFF SET C F CANCEL Fan Speed Selection Low Med High CHAOS High 39 C 98 F LOW 12 C 54 F Down to 18 C 64 F Up to 30 C 86 F Cooling OFF ON OFF ON Cancel Sleep Mode Timer ON or Timer OFF 1 2 3 4 5 6 7 Off Timer ...

Page 5: ...emperature Increment 2 F 2 F 2 F 2 F Auto Operation electronic control Yes Yes Yes Yes Self Diagnosis Yes Yes Yes Yes Timer 24hr On Off 24hr On Off 24hr On Off 24hr On Off Sleep Operation Yes Yes Yes Yes Healthy Dehumidification Mode Yes Yes Yes Yes Restart Delay minutes 3 3 3 3 Refrigerant R 22 Charge g oz 630 22 2 730 25 8 1 250 44 1 2 000 70 5 Power cord AWG P mm2 14 3 2 5 14 3 2 5 14 3 2 5 14 ...

Page 6: ...g Temperature Range Cooling Mode 64 86 F 64 86 F 64 86 F 64 86 F Heating Mode 60 86 F 60 86 F 60 86 F 60 86 F Temperature Increment 2 F 2 F 2 F 2 F Auto Operation electronic control Yes Yes Yes Yes Self Diagnosis Yes Yes Yes Yes Timer 24hr On Off 24hr On Off 24hr On Off 24hr On Off Sleep Operation Yes Yes Yes Yes Healthy Dehumidification Mode Yes Yes Yes Yes Restart Delay minutes 3 3 3 3 Defrost C...

Page 7: ...nit 7 Dimensions D W H Tubing hole cover Tubing hole cover Installation plate MODEL 9K 12K 18K 24K DIM W mm inch 802 31 6 888 35 0 1 080 42 5 H mm inch 262 10 3 287 11 3 314 12 4 D mm inch 165 6 5 170 6 7 181 7 1 ...

Page 8: ...L3 L1 D H L4 L5 Gas side 3 way valve Liquid side 2 way valve MODEL 9K 12K DIM unit W mm inch 770 30 3 H mm inch 540 21 3 D mm inch 245 9 6 L1 mm inch 287 11 3 L2 mm inch 64 2 5 L3 mm inch 518 20 4 L4 mm inch 10 0 4 L5 mm inch 100 3 9 ...

Page 9: ...valve 2 18K 24K MODEL 18K 24K DIM W mm inch 870 34 3 H mm inch 655 25 8 D mm inch 320 12 6 L1 mm inch 370 14 6 L2 mm inch 25 1 0 L3 mm inch 630 24 8 L4 mm inch 25 1 0 L5 mm inch 546 21 5 L6 mm inch 162 6 4 L7 mm inch 162 6 4 L8 mm inch 54 2 1 L9 mm inch 74 5 2 9 L10 mm inch 79 3 1 ...

Page 10: ...GER CONDENSER COMPRESSOR GAS SIDE CAPILLARY TUBE LIQUIDSIDE OUTDOOR UNIT Cooling Only Models MODEL 9K 12K Cooling Only 18K Cooling Only 24K Cooling Only Pipe size Diameter ø Piping length Elevation Gas Liquid Rated Max Rated Max 1 2 1 4 7 62m 25ft 15m 50ft 5m 16ft 8m 26ft 5 8 1 4 7 62m 25ft 15m 50ft 5m 16ft 8m 26ft 5 8 3 8 7 62m 25ft 15m 50ft 5m 16ft 8m 26ft Refrigeration Cycle Diagram a proper qu...

Page 11: ...ting Pipe size Diameter ø Piping length Elevation Gas Liquid Rated Max Rated Max 1 2 1 4 7 62m 25ft 15m 50ft 5m 16ft 8m 26ft 5 8 1 4 7 62m 25ft 15m 50ft 5m 16ft 8m 26ft 5 8 3 8 7 62m 25ft 15m 50ft 5m 16ft 8m 26ft For installation over rated a proper quantity of refrigerant should be added for each meter Ex 18K When installed at a distance of 15m 295g of refrigerant should be added 15 7 62 x 40g 29...

Page 12: ...K 24K Cooling Only Models Cooling Heating Models 4 3 2 1 BLDC MOTOR STEP MOTOR MAIN P C B INDOOR WIRING DIAGRAM TO OUTDOOR UNIT DISPLAY P C B ROOM PIPE THERMISTOR CN UP DOWN 3854AR7074A CN MOTOR PILLAR TERMINAL CN DC DC CN DISP CN TH BL BK BR RD ...

Page 13: ...FUSE 2 5A ZNR CN DC DC RY COMP 3 4 MAIN P C B BK T B 1 MOTOR YL OR BR BR BR BR BR RD BL BL 1 8 6 4 2 0 BL TERMINAL BLOCK TO INDOOR UNIT POWER INPUT 3854AR7077J OUTDOOR WIRING DIAGRAM RD BR BK BL G H F C CAPACITOR COMP R C YL BR BR O L P BL S CN TRANS TRANSFORMER CN POWER BL BL BK BK FUSE 3 15A FUSE 2 5A ZNR CN DC DC RY COMP 3 4 MAIN P C B BK T B 1 MOTOR YL OR BR BR BR BR BR RD BL BL 1 8 6 4 2 0 BL...

Page 14: ...MP R C YL BR S CRANK CASE HEATER CN 4WAY CN TRANS TRANSFORMER CN FAN T B 3 T B 1 T B 2 T B 4 CN POWER FUSE 2 5A N L 4WAY VALVE BK RD RY 4WAY BL BL BK BK FUSE 3 15A FUSE 2 5A RY FAN RY HEATER ZNR CN DC DC RY COMP 3 4 MAIN P C B BK BK MOTOR YL OR BR RD BK BR BR BR BL RD BL BL 1 8 6 4 2 0 BL TERMINAL BLOCK TO INDOOR UNIT POWER INPUT 3854AR7077M OUTDOOR WIRING DIAGRAM RD BR BK BL WH WH G WH WH H F C C...

Page 15: ...tically operates with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different 15 Operation Details INTAKE AIR TEMP SETTING TEMP 1 F Compressor ON SETTING TEMP 1 F Compressor OFF Setting fan speed Setting fan speed More than 3 minutes More than 3 minutes Setting fan speed COMPRESSOR ON OFF ON OFF ON INDOOR...

Page 16: ... AIR TEMP SETTING TEMP 1 F Compressor OFF SETTING TEMP 1 F Compressor ON COMPRESSOR ON OFF ON OFF INDOOR FAN SPEED The electronic control operation Intake air Temperature Setting Temperature Over 78 F 77 F Over 76 F below 78 F Intake air 1 C Over 72 F below 76 F Intake air 0 5 C Over 68 F below 72 F Intake air temperature below 64 F 64 F Over 64 F below 86 F Electronic control below 64 F 64 F over...

Page 17: ... for Heating only Heating Model Compressor ON temperature Setting temperature Compressor OFF temperature Setting temperature 6 F 17 Intake air temp below 68 F Over 68 F below 70 F over 86 F Setting temp 68 F Intake air temperature 1 F 86 F Vertical louver auto operation During Auto Operation pressing the chaos swing button makes the horizon tal louvers swing up and down automatically If you want t...

Page 18: ...take Air Temp 1 C 18 C Intake Intake Air Temp 24 C Intake Air Temp 0 5 C Intake Air Temp 18 C 18 C While in compressor off the indoor fan repeats low airflow speed and pause While the intake air temp is between compressor on temp and compressor off temp 10 min dehumidification operation and 4 min compressor off repeat Compressor ON Temp Setting Temp 0 5 C Compressor OFF Temp Setting Temp 0 5 C In ...

Page 19: ... temperature is higher than 95 F indoor fan operates at low speed When the indoor pipe temperature becomes lower than 95 F indoor fan stops B point When the indoor pipe temperature is higher than 38 C 100 F fan operates at selected fan speed INDOOR FAN SPEED Low OFF Low Low OFF OFF OFF LOW ON Selecting fan speed INDOOR PIPE TEMP 82 F 78 F 1min INDOOR FAN SPEED COMPRESSOR Hot Start Control The indo...

Page 20: ...7 hours Heating Mode with the Sleep Mode only Heating Model The operation will be stopped after 1 2 3 4 5 6 7 hours 20 INTAKE AIR TEMP SETTING TEMP 1 F Compressor ON SETTING TEMP 1 F Compressor OFF 30 minutes 30 minutes More than 3 minutes 2 F 2 F More than 3 minutes COMPRESSOR ON OFF ON OFF ON INDOOR FAN SPEED Low Low Low Low Low SETTING TEMP 6 F Compressor OFF SETTING TEMP Compressor ON COMPRESS...

Page 21: ...ically to the previous operating condi tions If you want to use this operation Open the front panel upward and move the slide switch to the Auto Restart position If you do not want to use this operation move the Slide Switch to the Remote Control position When you are out for a while put the Slide Switch on the Remote Control Cooling Heat pump Model Model Room Temp 24 C 76 F 21 C 70 F Room Temp 24...

Page 22: ...st Indicator or Hot start Indicator OUT DOOR Cooling Heating Model only only Cooling Model CODE NO DIAGNOSIS Operation Indicator LED Blinks Unit Operation Once Still Operation Outdoor pipe thermistor Short Open Twice Outdoor Unit Off 5 times Stop Indoor room temperature thermistor or pipe temperature thermistor Short Open Communication failure between indoor and outdoor LED blinks as many times as...

Page 23: ...se severe personal injury or death Only a qualified experienced electrician should attempt to wire this system Do not supply power to the unit until all wiring and tubing are completed or reconnected and checked Highly dangerous electrical voltages are used in this system Carefully refer to the wiring diagram and these instructions when wiring Improper connections and inadequate grounding can caus...

Page 24: ...r weight into account and select a place where noise and vibration are minimum Select a place so that the warm air and noise 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 moun...

Page 25: ...a line in the direction of the arrow marked A The meeting point of the two lines is the center of the hole The position of the center of the hole 4 Drill a hole in the wall Drill the piping hole with a ø70mm 0 76 hole core drill Drill the piping hole at either the right or the left with the hole slightly slanted to the outdoor side 25 Hole center Right rear piping Left rear piping ø70mm 2 76 ø70mm...

Page 26: ...g 3 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 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 5 Check Compare the flared work with figure below If flare is noted to be de...

Page 27: ...age furniture or floors Foamed polyethylene or equivalent is recommended 4 Indoor unit installation Hook the indoor unit onto the upper portion of the instal lation 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 instal lation plate by moving it left and right Press the lower left and right...

Page 28: ... rear piping housing section 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 28 Torque wrench Indoor unit tubing Spanner fixed Connection pipe Flare nut Vinyl tape narrow Connection pipe Connecting cable Vinyl tape wide Wrap with vinyl tape Indoor unit pipe Pipe Wrap with vinyl tape Drain...

Page 29: ... the indoor unit install the drain pipe 7 Wrap the 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 29 Vinyl tape Adhesive Drain hose Indoor unit drain hose narrow P...

Page 30: ... against the installation plate until the hooks engage into their slots clicking sound 3 Connection of the pipes 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 30 Dra...

Page 31: ... high and low voltage line 3 Use heat proof electrical wiring capable of withstanding temperatures up to 167 F 4 Use outdoor and waterproof connection cable rated more than 300V for the connection between indoor and outdoor unit For example Type SJO WA NOTE Be sure to comply with local codes while running the wire from the indoor unit to the outdoor unit size of wire and wiring method etc Every wi...

Page 32: ...about 25mm 15 16 2 Using a screwdriver remove the terminal screw s on the terminal plate 3 Using pliers bend the solid wire to from a loop suit able for the terminal screw 4 Shape the loop wire properly place it on the terminal plater and tighten securely with the terminal screw using a screwdriver For strand wiring 1 Cut the wire end with a wire cutter or wire cutting pli ers then strip the insul...

Page 33: ...abs on the top inside edge of the chassis Press the Grille toward the chassis until it will be back into place 33 Air Conditioner Circuit Breaker Use a circuit breaker or time delay fuse Main power source CAUTION If a power plug is not to be used provide a circuit breaker between power source and the unit as shown below Be sure to refer to the wiring diagram label inside the cover control and carr...

Page 34: ...additional drain hose the end of the drain outlet should be routed above the ground Secure the drain hose appropriately 2 In cases where the outdoor unit is installed below the indoor unit perform the following Tape the piping drain hose and connecting cable from down to up Secure the tapped piping along the exterior wall using saddle or equivalent 3 In cases where the Outdoor unit is installed ab...

Page 35: ... nitrogen gas cylinder to this service port with charge hoses CAUTION Be sure to use a manifold valve for air purg ing If it is not available use a stop valve for this purpose The Hi knob of the manifold valve must always be kept close 2 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 leak...

Page 36: ...cedure 2 When the desired vacuum is reached close the Lo knob of the manifold valve and stop the vacu um pump Finishing the job 1 With a service valve wrench turn the valve stem of liquid side valve counter clockwise to fully open the valve 2 Turn the valve stem of gas side valve counter clockwise to fully open the valve 3 Loosen the charge hose connected to the gas side service port slightly to r...

Page 37: ...6 F Cooling or reversely Heating 4 For reference the gas side pressure of optimum condi tion is as below Cooling NOTE If the actual pressure are higher than shown the system is most likely over charged and charge should be removed If the actual pressure are lower than shown the system is most likely undercharged and charge should be added The air conditioner is now ready for use 37 This is perform...

Page 38: ...imer 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 C F SELECTING BUTTON Choose temperature unit C or F alternatively HORIZONTAL AIRFLOW DIRECTIO...

Page 39: ... 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 C F SELECTING BUTTON Choose temperature unit C or F alternatively HORIZONTAL AIRFLOW DIRECTION CO...

Page 40: ...orizontally by finger pressure Remove the securing screws 9K Btu models 2EA To remove the Grille pull the lower left and right side of the grille toward you slightly tilted and lift it straight upward 1 To remove the sensor housing connect earth conductor step motor conductor with sensor holder Motor Evaporator P C B Power Conductor Step Motor Conductor Earth Conductor Motor Conductor Sensor Condu...

Page 41: ...box out from the chassis careful ly 3 To remove the Discharge Grille Unhook the discharge grille and pull the dis charge 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 ...

Page 42: ...the tab is clear of the slot 5 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 ...

Page 43: ...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 To remove the sensor housing connect earth conductor step motor conductor with sensor holder Motor Evaporator P C B Screw 3EA Motor Conductor Step Motor Conductor Earth Conductor Power Conductor Sensor Conductor 2 18K 24K Models C...

Page 44: ...o remove the Discharge Grille Remove the securing screw Pressing the right side of the discharge grille downward slightly unhook the discharge grille Pull the discharge grille out from the chassis carefully 4 To remove the Evaporator Remove 3 screws securing the evaporator at the left 1EA at the right 2EA 44 ...

Page 45: ...the tab is clear of the slot 5 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 ...

Page 46: ...y When the room air humidity is relatively higher temperature difference is smaller When the room air humidity is relatively lower temperature difference is larger 2 Check temperature and pressure of refrigeration cycle Notice 1 The suction pressure is usually 4 5 5 0 kg cm2G at normal condition 2 The temperature can be measured by attaching the thermometer to the low pressure tubing and wrap it w...

Page 47: ...to CN FAN Connector contacting of Outdoor Fan Compressor Display PWB Ass y Check Connector related to CN DC DC Check each load Indoor Outdoor Fan Motor Compressor Stepping Motor and contacting condition of related connector including connecting cable of Indoor Outdoor Unit PCB Board Operation Check Items Power Transformer Outdoor unit Input Voltage Output Voltage IC2 7812 Output Indoor Outdoor uni...

Page 48: ...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 49: ...f R02 12 1K R04 6 2K Micom No 27 Indoor unit Check the indoor temperature sensor is disconnected or not About 10kΩ at 25 C When the temperature around Outdoor PWB Ass y is above 163 F the compressor is stop and only Outdoor Fan is operating 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 Re...

Page 50: ...t PWB Assy s Check the connecting condi tion and disconnection of connecting wires between Indoor and Outdoor unit Check the pattern and the condition of Indoor unit PWB Ass y Check the interference of Indoor Fan Does the voltage of each terminals of CN MOTOR CONNECTOR in Indoor unit corresponds to values in the Table of page 51 Check the motor of Indoor Fan Indoor Fan may be stopped in the Soft D...

Page 51: ...operating circuit of the Vertical Louver Confirm that there is DC 12V between pin RED of CN UP DOWN and GND Confirm that there is a soldering short at following terminals Between 60 61 62 and 63 of MICOM Between 3 4 5 and 6 of IC01M Between 11 12 13 and 14 of IC01M Between 1 2 3 4 and 5 of CN UP DOWN If there are no problems after above checks Confirm the assembly conditions that are catching and ...

Page 52: ...e controller then taking above 2 minutes Apply the power again after about 10 seconds by the power of Outdoor unit is off Check for the communication error and the operating condition of product after also operating with the remote controller then taking above 2 minutes Check the PWB assembly of Indoor and Outdoor unit Caution If the connecting wires of Indoor and Outdoor unit are not connected wi...

Page 53: ...controller The operation indicator blinks once on for 0 5 second off for 3 seconds The compressor operates continuously regardless of the setting temperature and the variation of room temperature The operation indicator blinks once on for 0 5 second off for 3 seconds Continuous operation The operation indicator blinks once The compressor and the outdoor fan stop The indoor fan speed is low The ind...

Page 54: ...61 in the Outdoor unit are damaged when the indoor fan is operated No power for Indoor unit The signal input of the remote controller and opera tion of product is impossible The RED indicator of the Outdoor unit blinks 5 times after 2 minutes with applying the power All functions stop The operation with the remote controller forced and test one do not operate The only signal of remote controller o...

Page 55: ... 5 0 0 5 0 5 0 5 0 5 5 0 0 5 0 5 0 5 0 5 5 0 0 5 0 5 0 5 0 5 5 0 1 2 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 0 12 3 2 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 4 2 28 6 25 6 22 2 20 0 0 0 35 7 30 7 25 1 21 2 0 0 32 0 27 8 24 1 21 2 0 0 35 7 33 3 29 4 24 2 0 0 1 2 0 12 0 12 0 12 0 12 0 1...

Page 56: ...1A10035C OPEN 56K 6 8K OEPN OPEN OPEN 4 18K Cooling Model 6871A10035D 12K 56K 6 8K OPEN OPEN OPEN 5 12K Heaing Model 6871A10035E OPEN 56K 2K OPEN OPEN OPEN 6 12K Cooling Model 6871A10035F 12K 56K 2K OPEN OPEN OPEN 7 9K Heating Model 6871A10035G OPEN 56K 15K OPEN OPEN OPEN 8 9K Cooling Model 6871A10035H 12K 56K 15K OPEN OPEN OPEN NO MODEL P No OPTIONAL FUNCTION OR1H OR2H OR3H OR4H OR5H OR6H OJ1H OJ...

Page 57: ... X X X X 5 18K Heaing Model 6871A10036C 6 8K 10K 5 1K 6 8K 12K O O O O O O 6 18K Cooling Model 6871A10036D 6 8K 10K 5 1K 6 8K 12K X X X X X X 7 24K Heaing Model 6871A10036A 3K 2K 6 8K OPEN 3K O O O O O O 8 24K Cooling Model 6871A10036C 3K 2K 6 8K OPEN 3K X X X X X X 57 2 MAIN PWB ASSY Outdoor Unit PWB ASSY SVC PART LIST NO MODEL P No OPTIONAL FUNCTION OR4H OR5H OR6H OR7H OR 8H FUSE RY HEATER RY 4W...

Page 58: ... 3 DISPLAY PWB ASSY 58 9K 12K 18K 24K P No 6871A30009C ...

Page 59: ... 5V KID65004AF KID65004AF IC01G 1 8 IC01M 9 HVB OUT 8 5 6 7 4 1 2 3 1 R02A 20K 5V R11H R16H 12 1K DC 5V C02D C03D 25V 470uF C01D 35V 2200uF 104 50V 7812 IC01D O I 3 10K R97 10K 2 R96 IC9 1 KA393 4 DC12V 8 1 R95 10K RESET AVdd AVref OR6H Hi Med OR5H A V 1 d d 5V s s A V OR1H O L OR3H OR4H Low F2 OR2H F1 R21H R26H R25H R24H 5V R23H R22H C01A 25V 0 01 C02A 220 10V 3 DC 5V CN MOTOR MOTOR INDOOR FAN 3 ...

Page 60: ... 4WAY HEATER RY 4WAY G5N 1A RY HEATER RY FAN G5N 1A COIL2 LS404060 CN 4WAY CN FAN 3 4 3 4 1 1 3 1 3 1 GMS81C1408SK HYUNDDAI 8K TMR20V RB7 SRDYIN SRDYOUT RC3 AN0 Aref RB0 PWM0 COMP0 RB4 PWM1 COMP1 RB5 R97 1K RY HEATER RY COMP RY FAN R96 620 RY 4WAY 10 6 100V 102J C72 R73 13K 1 1 6 04K 22 51 1K 2 4 5 L61 L62 FMX12S L63 L64 D62 11 ST1 2 100Uf R72 11K 1 C71 25V 10 2K 1 LED92 7 21 5K 39 2K 35 7K 11 4 3...

Page 61: ...1 Indoor Unit 9K 61 Exploded View and Replacement Parts List 267110 249951 354212 135312 135311 359011 131410 733010 342800 268712 152302 159901 263230 268714 352150 346810 35211B 135314 146811 ...

Page 62: ...OOR 4995A20009 1T 1U R 263230 THERMISTOR ASSY 6323A20003A 1 1 R 267110 REMOTE CONTROLLER ASSY 6711A20039 1M 1N R 268712 PWB PCB ASSY DISPLAY 6871A30009C 1 1 R 268714 PWB PCB ASSY MAIN 6871A10035G 1 1 R 342800 BEARING 3H02821B 1 1 R 346810 MOTOR ASSY DC 4681AR2295G 1 1 R 35211B TUBE ASSY TUBING 5211AR7288G 1 1 R 352150 HOSE ASSY DRAIN 5251AR2575A 1 1 R 354212 EVAPORATOR ASSY FINAL 5421AR6176V 1 1 R...

Page 63: ...2 Indoor Unit 12K 63 267110 249951 354212 135312 135311 359011 131410 733010 342800 268712 152302 159901 2 159901 1 263230 268714 352150 346810 35211B 135314 146811 ...

Page 64: ...BOX ASSY INDOOR 4995A20143 1N 1P R 263230 THERMISTOR ASSY 6323A20003A 1 1 R 267110 REMOTE CONTROLLER ASSY 6711A20039 1M 1N R 268712 PWB PCB ASSY DISPLAY 6871A30009E 1 1 R 268714 PWB PCB ASSY MAIN 6871A10035 1F 1E R 342800 BEARING 3H02821B 1 1 R 346810 MOTOR ASSY DC 4681AR2295H 1 1 R 35211B TUBE ASSY TUBING 5211AR7066B 1 1 R 352150 HOSE ASSY DRAIN 5251AR2575A 1 1 R 354212 EVAPORATOR ASSY FINAL 5421...

Page 65: ... 65 2 Indoor Unit 18K 24K 131410 267110 249951 135312 135311 354212 359011 733010 342800 268712 152302 159901 2 159901 1 263230 268714 352150 346810 146811 146811 135314 ...

Page 66: ...95A20123 1U 1V 1W 1X R 263230 THERMISTOR ASSY 6323A20003A 1 1 1 1 R 267110 REMOTE CONTROLLER ASSY 6711A20039 1M 1N 1M 1N R 268712 PWB PCB ASSY DISPLAY 6871A30009D 1 1 1 1 R 268714 PWB PCB ASSY MAIN 6871A10035 1D 1C 1B 1A R 342800 BEARING 3H02821B 1 1 1 1 R 346810 MOTOR ASSY DC 4681AR2295J 1 1 1 1 R 35211B TUBE ASSY TUBING 5211A30038 1C 1C 1D 1D R 352150 HOSE ASSY DRAIN 5251AR2575A 1 1 1 1 R 354212...

Page 67: ... 67 550140 554160 567502 552116 561410 553000 552111 437210 559010 546810 554031 261704 W0CZZ 430410 552203 3 552203 1 437212 435511 552202 649950 668711 4 Outdoor Unit 9K 12K ...

Page 68: ... 6750U L046A 1 R 6750U L049A 1 R 649950 CONTROL BOX ASSY OUTDOOR 4995A10038 1A 1B 1C 1D R 668711 PWB PCB ASSY MAIN OUTDOOR 6871A10036 1H 1G 1F 1E R W0CZZ CAPACITOR DRAWING 0CZZA20001 1N 1L R 6120AR2194K 1 R 6120AR2194F 1 R 552111 TUBE ASSY CAPILLARY 5211A20095F 1 R 5211A20141 1A 1D R 5221A20133D 1 R 261704 TRANSFORMER POWER 6171AQ3198B 1 1 1 1 R 430410 BASE ASSY OUTDOOR 3041A20008 J K J K R 435511...

Page 69: ...5 Outdoor Unit 18K 69 552116 649950 561410 554160 567502 447910 550140 552203 2 552203 3 435512 437210 559010 546810 668711 552111 W0CZZ 554031 261704 437212 435511 553000 430411 ...

Page 70: ...552116 TUBE ASSY REVERSING 5211A30042J 1 R 552202 VALVE REVERSING 3A02027D 1 R 552203 2 VALVE SERVICE 2A00392N 1 1 R 552203 3 VALVE SERVICE 2H02479F 1 1 R 553000 HEATER SUMP 5300AR2915A 1 R 554031 CONDENSER ASSY BENT 5403A20022 1B 1F R 554160 COMPRESSOR SET 2520UMLK1CA 1 R 2520UMBK1LA 1 R 559010 FAN ASSY PROPELLER 1A00195B 1 1 R 561410 COIL ASSY REVERSING VALVE 3A02028H 1 R 567502 O L P 6750U L025...

Page 71: ...5 Outdoor Unit 24K 71 649950 552111 668711 W0CZZ 550140 553000 552116 552202 561440 552203 3 552203 1 435511 430411 435512 554031 437212 437210 559010 546811 554031 261704 ...

Page 72: ...1A10039J 1 R 552116 TUBE ASSY REVERSING 5221AR2938Y 1 R 552202 VALVE REVERSING 3A02027D 1 R 552203 1 VALVE SERVICE 2A00393C 1 1 R 552203 3 VALVE SERVICE 2A00392N 1 1 R 553000 HEATER SUMP 5300AR2915A 1 R 554031 CONDENSER ASSY BENT 5402AR2347Z 1 R 5403A20051B 1 R 554160 COMPRESSOR ASSY FINAL 5417A20012N 1 1 R 559010 FAN ASSY PROPELLER 1A00195B 1 1 R 561440 COIL ASSY REVERSING VALVE 3A02028H 1 R 6499...

Page 73: ...P No 3828A20048P December 2004 Printed in Korea ...

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