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Service Manual 73

Product Specifications

Cooling & Heating

Items

Unit

LS090HE

LS120HE

LS180HE

LS240HE

Power Supply

ø, V, Hz

Cooling Capacity

BTU/h

Heating Capacity

BTU/h

Input

Cooling

W

Heating

W

Running Current

Cooling

A

Heating

A

COMP. Locked

Cooling

A

Rotor AMP.

Heating

A

S.E.E.R
H.S.P.E
Air Circulation

m

3

/min(cfm)

Moisture Removal

l/h(pts/hr)

Noise Level

Indoor, High

dB(A)

(Sound

Med

dB(A)

Pressure, 1m)

Low

dB(A)

Outdoor, Max

dB(A)

Features

Temperature Control
Air Deflection
Steps, Fan/Cool/Heat
Airflow Direction Control(up&down)
Airflow Direction Control(left&right)
Remocon Type
Setting Temperature Range, Cooling Mode
Heating Mode
Temperature Increment
Auto Operation(electronic control)
Self Diagnosis
Timer
Sleep Operation
Healthy Dehumidification Mode
Restart Delay

minutes

Defrost Control
Hot Start

Refrigerant(R410A) Charge

g(oz)

Power cord

AWG #: P*mm

2

Fuse or breaker Capacity

A

Connecting Cable

AWG #: P*mm

2

Connecting Tube

Liquid Side

mm(in)

(ø. Socket Flare)

Gas Side

mm(in)

Length, std

m(ft)

Additional Drain Hose(Outer Dia.)

mm(in)

Dimensions

Indoor

mm

(WxHxD)

in

Outdoor

mm

770*540*245

in

Net Weight

Indoor

kg(lbs)

Outdoor

kg(lbs)

33(72.8)

* Design and Specifications subject to change without prior notice for product improvement.

1, 115V, 60

1, 115V, 60

1, 230/208 , 60

1, 230/208 , 60

9,800

11,500

19,000/19,500

22,100/22,500

9,800

11,500

19,000/19,500

22,100/22,500

980

1,150

2,250

2,250

980

1,150

2,700

2,700

9.5

10.5

12.5/11.5

12.5/11.5

9.5

10.5

12.5/11.5

12.5/11.5

57

57

29+33

29+33

57

57

29+33

29+33

13

13

13

13

7.8

7.8

7.8

7.8

9.3(330)

9.3(330)

15(530)

15(530)

1.4(3.0)

1.4(3.0)

3.1(6.6)

3.1(6.6)

41

41

46

46

36

36

41

41

34

34

38

38

48

48

57

57

themistor

themistor

themistor

themistor

4-way

4-way

4-way

4-way

3/3/3

3/3/3

3/3/3

3/3/3

auto

auto

auto

auto

auto

auto

auto

auto

Wireless LCD

Wireless LCD

Wireless LCD

Wireless LCD

64~86°F

64~86°F

64~86°F

64~86°F

60~86°F

60~86°F

60~86°F

60~86°F

2°F(1°C)

2°F(1°C)

2°F(1°C)

2°F(1°C)

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

24hr , on/off

24hr , on/off

24hr , on/off

24hr , on/off

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

3

3

3

3

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

930(32.8)

930(32.8)

1750(61.7)

1750(61.7)

14:3*2.5

14:3*2.5

12:3*2.5

12:3*2.5

20

20

30

30

18:4*0.75

18:4*0.75

18:4*0.75

18:4*0.75

6.35(1/4)

6.35(1/4)

6.35(1/4)

6.35(1/4)

12.7(1/2)

12.7(1/2)

15.88(5/8)

15.88(5/8)

7.62(25)

7.62(25)

7.62(25)

7.62(25)

15.5(5/8)

15.5(5/8)

15.5(5/8)

15.5(5/8)

895*282*165

895*282*165

1090*300*178

1090*300*178

35.2*11.1*6.5

35.2*11.1*6.5

42-15/16*11-13/16*7-1/32

42-15/16*11-13/16*7-1/32

770*541*244

770*541*244

871*800*320

871*800*320

30-5/16*21-5/16*9-5/8

30-5/16*21-5/16*9-5/8

34-5/16*31-1/2*12-5/8

34-5/16*31-1/2*12-5/8

9.3(20.5)

9.3(20.5)

13(28.6)

13(28.6)

33(72.8)

33(72.8)

77(169.6)

77(169.6)

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Содержание Art Cool LS090CE

Страница 1: ...SN120CE LSU120CE LSN180CE LSU180CE LSN240CE LSU240CE LSN090HE LSU090HE LSN120HE LSU120HE LSN180HE LSU180HE LSN240HE LSU240HE CAUTION website http www lgservice com BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL ...

Страница 2: ...cting the cable between indoor unit and outdoor unit 27 Connect the Cable 27 Checking the drainage and forming the pipings 29 Checking the Drainage 29 Form the Piping 30 AIR PURGING 31 Air purging 31 Air purging with vacuum pump 31 Test Running 34 Operation 35 Function of Controls 35 Display Function 39 Self diagnosis Function 39 Remote Control Operations 40 Disassembly 41 Indoor Unit 41 Troublesh...

Страница 3: ...ly Be sure not to do Be sure to follow the instruction Installation Do not use damaged power cords plugs or a loose socket There is risk of fire or electric shock For electrical work contact the dealer seller a qualified electri cian or an Authorized Service Center There is risk of fire or electric shock Always use the power plug and socket with the ground terminal There is risk of electric shock ...

Страница 4: ... the base collapses the air con ditioner could fall with it causing property damage product failure and personal injury Install the indoor unit on the wall where the height from the floors more then 8ft 2 4m There are sharp moving parts that could cause personal injury Do not handle the pipe by your self customer High Pressure refrigent may cause personal injury Use a dedicated outlet for this app...

Страница 5: ... the fresh air When flammable gas leaks turn off the gas and open a window for venti lation before turning the product on Do not use the telephone or turn switches on or off There is risk of explosion or fire Unplug the unit if strange sounds odors or smoke comes from it There is risk of fireproduct failure and or electric shock Stop operation and close any window in storm or hurricane before the ...

Страница 6: ...ere could result in personal injury and product damage Do not insert hands or other objects through the air inlet or outlet while the air conditioner is plugged in There are sharp and moving parts that could cause personal injury Always check for gas refriger ant leakage after installation or repair of product Low refrigerant levels may cause product failure Install the drain hose to ensure that w...

Страница 7: ...s a consumer air conditioner not a precision refrigeration system There is risk of damage or loss of property Do not block the inlet or outlet of air flow It may cause product failure Use a soft cloth to clean Do not use harsh detergents solvents etc There is risk of fire electric shock or damage to the plastic parts of the product Do not touch the metal parts of the product when removing the air ...

Страница 8: ...d avoid personal injury Replace all the batteries in the remote There is risk of fire or explosion Do not recharge or disassemble the batteries Do not dispose of batteries in a fire They may burn or explode If the liquid from the batteries gets onto your skin or clothes wash it well with clean water Do not use the remote if the batteries have leaked The chemicals in batteries could cause burns or ...

Страница 9: ...11 6 295 11 6 D mm inch 153 6 0 165 6 5 165 6 5 Model Dimension 9 Btu Series C O 9 Btu Series H P 12 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 10: ...10 Room Air Conditioner D H W Installation plate Dimensions W mm inch 1090 42 9 1090 42 9 H mm inch 300 11 8 300 11 8 D mm inch 178 7 0 178 7 0 Model Dimension 18 Btu Series 24 Btu Series ...

Страница 11: ...9k 12k W L2 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 ...

Страница 12: ... L3 L4 H 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 ...

Страница 13: ...that may cause harm to the air condi tioner This symbol indicates special notes NOTICE Symbols Used In This Manual Features Air Intake Vents Air Outlet Vents Connecting Wires Piping Drain Hose Base Plate Air Outlet Vents Air Intake Vents Piping Connecting Wires Drain Hose Signal Receptor Base Plate Front Panel Air Inlet Air Filter ...

Страница 14: ...tallation plate Figure Figure Name Screw driver Electric Drill Measuring Tape Knife Hole Core Drill Spanner Torque wrench Ohmmeter Hexagonal wrench Ammeter Gas Leak Detector Thermometer Level Flaring Tool Set Name Installation Parts Installation Tools Read carefully and then follow step by step Installation ...

Страница 15: ...arry out the drainage test remove the air filters and pour water into the heat exchanger Saddle Gas side piping Liquid side piping Additional drain pipe Drain Hose Base Plate Air Inlet Vents Connecting cable Installation Plate Sleeve Bushing Sleeve Putty Gum Type Sealer Bend the pipe as closely on the wall as possible but be careful that it doesn t break NOTICE NOTE refrigerant line wall thickness...

Страница 16: ...te of moisture 3 Composition R 410A R32 R125 50 50wt NOTE Never mix with other refrigerants 4 High pressure 1 6 times higher than R 22 High Pressure refrigerant may cause personal injury Do not handle the pipe by yourself customer High pressure refrigerant may cause personal injury manifold gauge charging and any piping tools must be dedicated to R 410A systems NOTICE Confirm The Refrigerant Examp...

Страница 17: ...lled on roof structures or walls this may result in excessive noise and vibra tion and may be also classed as non serviceable installation Indoor unit 1 Do not have any heat or steam near the unit 2 Select a place where there are no obstacles in front of the unit 3 Make sure that condensation drainage can be conveniently routed away 4 Do not install near a doorway 5 Ensure that the space around th...

Страница 18: ... Pipe Size Capacity Btu h Suction Evap Max length A m ft Additional Refrigerant g m oz ft Max Elevation B m ft Standard Length m ft In case more than 5m 16 4ft Outdoor unit Indoor unit A B A Oil trap Outdoor unit Indoor unit B 9k C O 3 8 1 4 7 5 25 7 5 25 15 49 20 0 22 9k H P 12k 1 2 1 4 7 5 25 7 5 25 15 49 20 0 22 18k C O 1 2 1 4 7 5 25 15 49 30 98 20 0 22 18k H P 24k 5 8 1 4 7 5 25 15 49 30 98 3...

Страница 19: ... core drill Drill the piping hole at either the right or the left with the hole slightly slanted to the out door side Drill a Hole In The Wall 5 7mm 0 2 0 3 Indoor WALL Outdoor 2 Measure the wall and mark the centerline It is also important to use caution concerning the location of the instal lation plate routing of the wiring to power outlets is through the walls typically Drilling the hole throu...

Страница 20: ... 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 Carry out flaring work using flaring tool as shown below Main cause for gas leakage is due to defect in flaring work Carry out correct flaring work in the follow ing procedure mm inch mm inch Ø6 35 1 4 0 0 5 0 0 0...

Страница 21: ...ng cable Be sure that the drain hose is located at the lowest side of the bundle Locating at the upper side can cause drain pan to overflow inside the unit If the drain hose is routed inside the room insu late the hose with an insulation material so that dripping from sweating condensation will not damage furniture or floors Foamed polyethylene or equivalent is recom mended Indoor unit installatio...

Страница 22: ... drain hose to drain pipe Put a couple drops of refrigerant oil on the face of the flare before assembling taking care not to add any contaminants Align the center of the pipings and sufficiently tighten the flare nut by hand Indoor unit tubing Flare nut Pipings Drain hose Ø6 35 1 4 1 8 Ø9 52 3 8 4 2 Ø12 7 1 2 5 5 Ø15 88 5 8 6 6 Outside diameter mm inch Torque Vinyl tape narrow Connection pipe Con...

Страница 23: ...pper portion of the installation plate Engage 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 Vinyl tape Adhesive Drain hose Indoor unit drain hose narrow When extending the drain hose at the indoor unit install the drain pip...

Страница 24: ...ape wide Bundle the piping and drain hose together by wrapping them with cloth tape over the range within which they fit into the rear piping housing section Piping for passage through piping hole Drain hose Connecting cable Wrap the area which accommodates the rear piping housing section with vinyl tape Vinyl tape narrow Connection pipe Connecting cable Indoor unit piping Pipe Vinyl tape wide Wra...

Страница 25: ... Information For left piping Follow the instruction below Correct case Press on the upper side of clamp and unfold the tubing to downward slowly Incorrect case Following bending type from right to left may cause damage to the tubing ...

Страница 26: ... necessary Remove the drain hose Securely insert both the rubber plug and drain hose into the drain outlets Be sure the rubber the cap is securely fastened so that there is no leakage 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 fol lows the arrow on the wrench Outdoor unit Suction Line...

Страница 27: ...nger than the required length for wiring 7 Use lock nuts to secure the conduit tubes 1 shows field wiring 2 Separately wire the 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 STOW Be sure to comply with...

Страница 28: ...es 3 Specification of power source 4 Confirm that electrical capacity is sufficient 5 Confirm that the starting voltage is maintained at more than 90 percent of the rated volt age marked on the name plate 6 Confirm that the cable thickness is as specified in the power source specification Particularly note the relation between cable length and thickness 7 Always install an GFCI circuit breaker in ...

Страница 29: ...and goes out the drain exit Drain piping The drain hose should point downward for easy drain flow Drain pan Drain hose Leakage checking Connecting area drain hose Leakage checking Downward slope Avoid these situations 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 ...

Страница 30: ...e and connecting cable from down to up Secure the tapped piping along the exterior wall using saddle or equivalent Taping Drain hose Pipings Connecting cable Trap is required to prevent water from entering into electrical parts Seal small openings around pipings with a gum type sealer In cases where the Outdoor unit is installed above the Indoor unit perform the following Tape the piping and conne...

Страница 31: ...d 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 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 cylin der valve when the gauge reading reached 150 P S I G Next test for leaks with liquid soap Do a leak t...

Страница 32: ... 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 gas side and liquid side valves 2 Remove the service port cap from the gas side valve 3 To open the g...

Страница 33: ...set is used 5 additional ft X 0 22 ounce per foot add 1 1 ounces of R 410A Important If you are ever uncertain of the unit charge reclaim evacuate and weigh in the correct charge using the unit nameplate charge adjusting for line sets longer or shorter than 7 5m 25ft Confirm the refrigerant R 410A Use manifold gauge and hose for R 410A Pipe Size Capacity Btu h Suction Evap Max length A m ft Additi...

Страница 34: ... 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 Bolt Tubing connection This is performed when the unit is to be relocated or the refrigerant circuit is serviced Pump Down means collecting all refrigerant in the out do...

Страница 35: ...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 out door 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 ...

Страница 36: ...rval 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 compared with the present indoor pipe temperature to get the difference of the indoor pipe temper atures the maximum temperature of indoor pipe the present temperature...

Страница 37: ...l If the Jet Cool key is input at any operation mode 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 mod...

Страница 38: ...lure Auto Restarting Operation 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 cooling cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe fro...

Страница 39: ...oft Dry Fan Hot start Deice Operation Indicator Deicer Indicator Operation Indicator Compressor on Indicator 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 40: ...the desired time is obtained and to cancel the Timer operation See page 22 10 SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation See page 22 11 AIR CIRCULATION BUTTON Used to circulate the room air without cooling or heating See page 23 12 ROOM TEMPERATURE CHECKING BUTTON Used to check the room temperature 13 NEO PLASMA OPTIONAL Used to start or stop the plasma purification function See ...

Страница 41: ...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 42: ...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 43: ... 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 44: ...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 45: ...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 46: ...to the closed position 6 Operate the air conditioner at the cooling cycle and stop it when the gauge indi cates 1kg cm2 g 7 Immediately set the 3 way valve to the closed position Do this quickly so that the gauge ends up indicating 3 to 5kg cm2 g 8 Disconnect the charge set and mount the 2 way and 3 way valve s stem nuts and the service port nut Use torque wrench to tighten the service port nut to...

Страница 47: ...arge set and discharge the refrigerant until the gauge indicates 0 kg cm2 G If there is no air in the refrigerant cycle the pressure when the air conditioner is not running is higher than 1 kg cm2 G dis charge the refrigerant until the gauge indi cates 0 5 to 1 kg cm2 G if this is the case it will not be necessary to apply a evacuatin Discharge the refrigerant gradually if it is discharged too sud...

Страница 48: ... the valve Lo side on the charge set turn off the vacuum pump and con firm that the gauge needle does not move approxima tely 5 minutes after turning off the vacuum pump 4 Disconnect the charge hose from the vac uum 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 49: ...me while operating the air conditioner in the cooling cycle however one time is not sufficient wait approxi mately 1 minute and then repeat the pro cedure pumping down pin 4 Immediately disconnect the charge hose from the 3 way valve s service port Stopping partway will allow the gas to be discharged If the system has been charged with liquid refrigerant while operating the air condi tioner turn o...

Страница 50: ...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 51: ...room air humidity When the room air humidity is relativery higher temperature difference is smaller When the room air humidity is relatively lower temperature difference is larger 2 Check temperature and pressure of refrigeration cycle 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 tu...

Страница 52: ...N 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 IC01D 7812 Output Indoor Outdoor unit ...

Страница 53: ...AN 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 IC01D 7812 Output Indoor Outdoor unit IC0...

Страница 54: ...r 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 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 ...

Страница 55: ...elated circuit of R02H 12 1K R04H 6 2K Micom No 27 Indoor unit Check the indoor temperature sensor is disconnected or not About 10kΩ at 77 F 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 ...

Страница 56: ...e related circuit of R02H 12 1K R04H 6 2K Micom No 27 Indoor unit Check the indoor temperature sensor is disconnected or not About 10kΩ at 77 F 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 Outdo...

Страница 57: ...ns of outdoor unit 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 56 Check the motor of Indoor Fan Indoor Fan may be stop...

Страница 58: ... soldering condition on PWB of CN UP DOWN Connector Check the 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 2 3 4 and 5 of IC01M Between 12 13 14 15 of IC01M Between 1 2 3 4 and 5 of CN UP DOWN If there are no problems after above che...

Страница 59: ...erating with the remote controller then taking above 2 minutes Apply the power again after about 20 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 If the connecting wires of Indoor and Outdoor unit are no...

Страница 60: ...erate with a remote 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 ...

Страница 61: ...e and Q61 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 contr...

Страница 62: ...62 Room Air Conditioner Schematic Diagram Schematic Diagram Electric Control Device Indoor ...

Страница 63: ...Service Manual 63 Schematic Diagram Outdoor 9k 12k ...

Страница 64: ...64 Room Air Conditioner Outdoor 18k 24k ...

Страница 65: ...Service Manual 65 Wiring Diagram Indoor Unit Models 9k 12k 18k 24k ...

Страница 66: ...66 Room Air Conditioner Outdoor Unit Models 9k C O Models 12k H P 12k C O H P Schematic Diagram ...

Страница 67: ...Service Manual 67 Models 18k C O Models 18k H P 24k C O H P Schematic Diagram ...

Страница 68: ...68 Room Air Conditioner Schematic Diagram Components Location Indoor MAIN P W B ASSEMBLY TOP VIEW BOTTOM VIEW ...

Страница 69: ...Service Manual 69 Outdoor 9k 12k TOP VIEW BOTTOM VIEW Schematic Diagram ...

Страница 70: ...70 Room Air Conditioner Schematic Diagram Outdoor 18k 24k TOP VIEW BOTTOM VIEW ...

Страница 71: ...Service Manual 71 DISPLAY ASSEMBLY LED_M PCB P No 6870A90240F PCB ASSEMBLY P No 6871A20681 PLASMA 8 8 SW_TACT CN DISP1 RECEIVER C01A 6871A20681 6871A20680 Schematic Diagram ...

Страница 72: ...1 5 50 57 25 2 29 33 13 13 13 13 7 1 250 9 3 330 13 0 460 15 530 1 2 2 6 1 4 3 0 2 5 5 3 3 1 6 6 36 41 41 46 31 36 36 41 28 34 35 38 48 48 55 57 Thermistor themistor Thermistor themistor 4 way 4 way 4 way 4 way 3 3 3 3 3 3 3 3 3 3 Auto auto Auto auto Auto auto Auto auto Wireless LCD Wireless LCD Wireless LCD Wireless LCD 64 86 F 64 86 F 64 86 F 64 86 F 2 F 1 C 2 F 1 C 2 F 1 C 2 F 1 C Yes Yes Yes Y...

Страница 73: ...1 115V 60 1 230 208 60 1 230 208 60 9 800 11 500 19 000 19 500 22 100 22 500 9 800 11 500 19 000 19 500 22 100 22 500 980 1 150 2 250 2 250 980 1 150 2 700 2 700 9 5 10 5 12 5 11 5 12 5 11 5 9 5 10 5 12 5 11 5 12 5 11 5 57 57 29 33 29 33 57 57 29 33 29 33 13 13 13 13 7 8 7 8 7 8 7 8 9 3 330 9 3 330 15 530 15 530 1 4 3 0 1 4 3 0 3 1 6 6 3 1 6 6 41 41 46 46 36 36 41 41 34 34 38 38 48 48 57 57 themis...

Страница 74: ...4 Room Air Conditioner Exploded View 152302 152312 342800 263230 359011 131410 733010 135312 135311 159901 268712 146811 346810 135516 35211B 354210 249951 268714 268713 267110 Indoor Unit Exploded View ...

Страница 75: ...w Outdoor Unit 9k 12k Btu h Seriess 550140 554160 567502 553000 55211G 552102 437210 435301 447910 559010 546810 549610 554031 430410 552203 2 552203 1 437212 435511 649950 263230 2 W0CZZ 263230 1 668711 552202 561410 552116 566000 ...

Страница 76: ...r Unit 18k C O Seriess Exploded View 435512 437210 559010 546810 55211G 554031 552112 437212 435511 447910 552116 566000 430410 435301 649950 263230 2 668711 W0CZZ 2 W0CZZ 1 552203 2 552203 1 554160 1 554160 2 567502 550140 263230 1 ...

Страница 77: ...loded View 447910 552202 561410 567502 1 552116 566000 649950 435512 554031 552112 137213 1 263230 1 137213 2 435300 559010 435301 430410 546810 549610 437210 55211G 668711 W0CZZ 2 W0CZZ 1 552203 2 552203 1 554160 1 554160 2 567502 2 550140 263230 2 435511 ...

Страница 78: ...L 5990A20069A 5990A20068A 5990A20068A 5990A20068A R 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10205C 4995A10205D 4995A10205D 4995A10205D R 263230 THERMISTOR ASSEMBLY 6323A20004N 6323A20004N 6323A20004N 6323A20004N R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20128A 6711A20128A 6711A20128C 6711A20128C R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20680F 6871A20680F 6871A20680D 6871A20680D R 268714 PWB PCB ASSEM...

Страница 79: ...990A20071A 5990A20071A 5990A20071A R 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10205B 4995A10205E 4995A10205E 4995A10205E R 263230 THERMISTOR ASSEMBLY 6323A20004N 6323A20004N 6323A20004N 6323A20004N R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20128A 6711A20128A 6711A20128C 6711A20128C R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20681F 6871A20681F 6871A20681D 6871A20681D R 268714 PWB PCB ASSEMBLY MAIN 6871A2...

Страница 80: ...552203 2 VALVE SERVICE 5220A20001Q 5220A20006A 5220A20006A 5220A20006A R 546810 MOTOR ASSEMBLY OUTDOOR 4681A20122B 4681A20122B 4681A20122B 4681A20122B R 549610 BRACKET ASSEMBLY MOTOR OUTDOOR 4960A10011B 4961A10015B 4961A10015B 4961A10015B R 550140 ISOLATOR COMP 4H00982E 4H00982E 4H00982E 4H00982E R 552102 TUBE ASSEMBLY CAPILLARY 5210A21036K 5211A29045B 5211A29045B 5211A29045B R 552116 TUBE ASSEMBL...

Страница 81: ...ERVICE 5220A20006A R 554160 1 COMPRESSOR SET KOREA 2520UGJK2AA R 554160 2 COMPRESSOR SET KOREA 2520UGAK2AA R 546810 MOTOR UNCLASSIFIED 4681A20013N R 549610 BRACKET ASSEMBLY MOTOR OUTDOOR 4960AP1361A R 550140 DAMPER COMPRESSOR 4H00982E R 552112 TUBE ASSEMBLY CONDENSER IN 5211A25033A R 554031 CONDENSER ASSEMBLY BENDING 5403A20058B R 566000 SWITCH PRESSURE 6600L000013 R 567502 1 OVERLOAD PROTECT 6750...

Страница 82: ...9B R 552203 2 VALVE SERVICE 5220A20013C 5220A20013C 5220A20013C R 546810 MOTOR UNCLASSIFIED 4681A20008E 4681A20008E 4681A20008E R 549610 BRACKET ASSEMBLY MOTOR OUTDOOR 2A01035T 2A01035T 2A01035T R 550140 DAMPER COMPRESSOR 4H00982E 4H00982E 4H00982E R 552112 TUBE ASSEMBLY CONDENSER IN 5211A34007A 5211A34007A 5211A34007A R 552202 VALVE REVERSE 5220AR3228E 5220AR3228E 5220AR3228E R 552116 TUBE ASSEMB...

Страница 83: ...P No 3828A20462V Printed in Korea ...

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