LG ARTCOOL LA121CNM Service Manual Download Page 1

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Room Air Conditioner

SERVICE MANUAL

MODELS: LAN121CNM (ASNC121ERH0)

LAU121CNM (ASUC121EUH0)
LA121HPMI (ASNH121ERH0)
LA121HPMO (ASUH121EUH0)
LAN121HNM (ASNH121ERH0)
LAU121HNM (ASUH121EUH0)
LA121CPMI (ASNC121ERH0)
LA121CPMO (ASUC121EUH0)

CAUTION

website http://www.lgservice.com

• BEFORE SERVICING THE UNIT, READ THE SAFETY

PRECAUTIONS IN THIS MANUAL.

• ONLY FOR AUTHORIZED SERVICE PERSONNEL.

Summary of Contents for ARTCOOL LA121CNM

Page 1: ...C121EUH0 LA121HPMI ASNH121ERH0 LA121HPMO ASUH121EUH0 LAN121HNM ASNH121ERH0 LAU121HNM ASUH121EUH0 LA121CPMI ASNC121ERH0 LA121CPMO ASUC121EUH0 CAUTION website http www lgservice com BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL ...

Page 2: ...ng Work 18 Connecting The Piping 19 Connection of The Drain Hose 24 Connection of Piping Outdoor 24 Connection of The Cable 25 Checking The Drainage 27 Forming The Piping 28 Air Purging 29 Air purging with Vacuum Pump 29 Charging 31 Test Running 32 Operation 33 Function of Controls 33 Display Function 37 Self diagnosis Function 37 Remote Control Operations 38 Disassembly 39 Indoor Unit 39 Troubles...

Page 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 ...

Page 4: ...he 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 1 5m 4 9ft 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...

Page 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 ...

Page 6: ...e care to ensure that nobody could step on or fall onto the outdoor unit There 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 refrigera...

Page 7: ...t direct airflow at room occupants This could damage your health Do not use the product for special purposes such as preserving foods works of art etc It is 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 solvent...

Page 8: ...tteries could cause burns or other health hazards Use a firm stool or ladder when cleaning or main taining the air conditioner Be careful and avoid personal injury Replace all the batteries in the remote There is risk of fire or explosion Always insert the filter securely Clean the filter every two weeks or more often if necessary A dirty filter reduces the efficiency of the air condi tioner and D...

Page 9: ...t 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 W mm 915 36 0 H mm 282 11 1 D mm 165 6 5 Model Dimension 12k Btu Series ...

Page 10: ...nit 1 12k W L2 L3 L1 D H L4 L5 Gas side 3 way valve Liquid side 2 way valve MODEL 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 11: ...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 Base Plate Air Filter Air Inlet Front Panel Signal Receptor ...

Page 12: ...le Core Drill Spanner Torque wrench Ohmmeter Hexagonal wrench Ammeter Gas Leak Detector Thermometer Level Flaring Tool Set Name Type A screw and plastic anchor Type B screw Remote Control Holder Installation plate Installation Parts Installation Tools Read carefully and then follow step by step Installation ...

Page 13: ...rced Operation Button Gas side piping Optional Parts Liquid side piping Optional Parts Additional drain pipe Vinyl tape Narrow Drain Hose Base Plate Air Outlet Vents Air Inlet Vents Connecting cable Optional Parts 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 Air Discarge Vertical Air defl...

Page 14: ...oisture 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 Example Spli...

Page 15: ...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 the left a...

Page 16: ... Max Elevation B m ft Max length A m ft Additional Refrigerant g m oz ft In case more than 5m 16 4ft Outdoor unit Indoor unit A B Outdoor unit Indoor unit A B A Oil trap Outdoor unit Indoor unit B Capacity is based on standard length and maximum allowance length is on the basis of reliability Oil trap should be installed every 5 7meters 16 4 23 0ft Installation ...

Page 17: ...e 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 thro...

Page 18: ...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 1 1 1 3 0 043 0 051 Ø9 52 3 8 1 5 1 7 0 059 0...

Page 19: ...le 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 installation Hook...

Page 20: ...t 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 4 180 250 Ø9 52 3 8 340 420 Ø12 7 1 2 550 660 Ø15 88 5 8 630 820 Ø19 05 3 4 980 1210 Outside diameter mm inch Torque kgf cm Vinyl tape narrow Conn...

Page 21: ... 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 pipe Connecting pipe Connecting cab...

Page 22: ...e 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 Wrap with ...

Page 23: ...ation 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 Installation ...

Page 24: ...e 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 piping Bigger diame...

Page 25: ...re allowing sev eral inches longer 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 Ty...

Page 26: ...ent 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 a wet or moist area 8 The following would be caused by voltage drop Vibration of a magnetic switch which will damage the contact point open fuse disturban...

Page 27: ...s 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 Installation ...

Page 28: ...onnecting 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 connecting c...

Page 29: ...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 test of...

Page 30: ...n 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 gas side...

Page 31: ...ed based on 20g 0 22oz of R 410A per meter foot Example A 30ft line 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...

Page 32: ...hown 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 door unit...

Page 33: ...ator OFF except when hot start during heating mode operation or while in defrost control Cooling Mode Operation When the intake air temperature reaches 0 5 C below the setting temp the compressor and the 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 ...

Page 34: ...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...

Page 35: ...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...

Page 36: ...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...

Page 37: ...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 ...

Page 38: ...sired 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 NEO PLASMA OPTIONAL Used to start or stop the plasma purification function 14 HORIZONTAL AIRFLOW DIRECTION CONTROL BUTTON...

Page 39: ...ont panel as shown and Remove the Securing screws 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 Fron...

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

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

Page 42: ...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 ...

Page 43: ...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...

Page 44: ...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...

Page 45: ...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...

Page 46: ... 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...

Page 47: ...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...

Page 48: ...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...

Page 49: ...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...

Page 50: ...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 IC...

Page 51: ...hen 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 and...

Page 52: ...ted circuit of R02H 12 1K R01H 6 2K Micom No 46 47 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 ...

Page 53: ...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 52 Check the motor of Indoor Fan Indoor Fan may be stop...

Page 54: ...oldering 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 77 78 79 and 80 of MICOM Between 4 5 6 and 7 of IC01M Between 10 11 12 and 13 of IC01M Between 1 2 3 4 and 5 of CN UP DOWN If there are no problems after above c...

Page 55: ...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...

Page 56: ...e 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 spee...

Page 57: ...n 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 opera...

Page 58: ...58 Room Air Conditioner Schematic Diagram Schematic Diagram Electric Control Device Indoor ...

Page 59: ...Service Manual 59 Schematic Diagram Outdoor 12k ...

Page 60: ...60 Room Air Conditioner Schematic Diagram Wiring Diagram Indoor Unit Models 12k ...

Page 61: ...Service Manual 61 Outdoor Unit Models 12k C O Models 12k H P Schematic Diagram ...

Page 62: ...62 Room Air Conditioner Schematic Diagram Components Location Indoor MAIN P W B ASSEMBLY TOP VIEW BOTTOM VIEW ...

Page 63: ...Service Manual 63 Outdoor 12k TOP VIEW BOTTOM VIEW Schematic Diagram ...

Page 64: ... 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 CN_LIMIT2 CN_RECEIVER_1 CN_FORCE CN_STEPPING MOTOR F G ASSM 6871A00087 CN_TH1_1 CN_SUB CN_TH1_2 PWB 6870A90720A COMPONENT SIDE 6871A00088A 1 1 1 1 1 1 1 1 1 ASSM 6871A00088 PWB 6870A90719A CN_RECEIVER RECEIVER C01R R01L COMPONENT SIDE 1 6871A20259D 9 1 White wire 9 1 White wire ...

Page 65: ...tes Refrigerant R 410a Charge g oz Power cord AWG P mm2 Fuse of breaker Capacity A Connecting Cable AWG P mm2 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 in Net Weight Indoor Kg lbs Outdoor Kg lbs Gross Weight Indoor Kg lbs Outdoor Kg lbs 1 115V 60 11 500 1 150 10 5 57 13 9 3 330 1 4 ...

Page 66: ...thy Dehumidification Mode Restart Delay minutes Defrost Control Hot Start Refrigerant R410A Charge g oz Power cord AWG P mm2 Fuse or breaker Capacity A Connecting Cable AWG P mm2 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 in Net Weight Indoor kg lbs Outdoor kg lbs Net Weight Indoor k...

Page 67: ...302 137211 135316 263040 146811 2 268711 4 342800 359011 131410 733010 135311 147581 146811 1 346810 135516 249951 268711 3 268711 5 267110 35211B 354210 352116 263230 1 Inlet air Eva 352115 352150 266090 159830 Indoor Unit Exploded View ...

Page 68: ...ded View Outdoor Unit 12k Btu h Seriess 550140 554160 567502 552113 437211 435301 447910 559010 546810 549610 554031 430410 552203 1 552203 2 437212 435511 649950 W0CZZ 567480 4 268711 6 552202 561410 552116 566000 567480 6 SUCTION ...

Page 69: ...995A10205L 4995A10205K 268711 3 PCB ASSEMBLY MAIN 6871A20781B 6871A20781A 263230 1 THERMISTOR ASSEMBLY 6323A30002F 6323A30002F INLET AIR EVA MIDDLE 266090 HVPS DC DC 6609A10003Z 6609A10003Z 733010 PLATE ASSEMBLY INSTALLATION 3301A20020A 3301A20020A 135316 GRILLE ASSEMBLY FRONT INDOOR 3531A10374X 3531A10374H 137211 PANEL ASSEMBLY FRONT INDOOR 3721A20326A 3721A20326A 152302 FILTER AIR 5230A20064A 52...

Page 70: ... 552116 TUBE ASSEMBLY REVERSE 5211A26008A 5211A26008A 552202 VALVE REVERSE 5220AR3228D 5220AR3228D 566000 SWITCH PRESSURE 6600L000013 6600L000013 561410 SOLENOID 6141A90007C ONLY H P MODEL 649950 CASE ASSEMBLY CONTROL OUTDOOR 4995A21006Q 4995A21006Q 268711 6 PCB ASSEMBLY MAIN 6871A20901B 6871A20901B OUTDOOR PCB 567480 4 THERMISTOR NTC 6323A20002L 6323A20002L INLET AIR COND OUT 567480 6 THERMISTOR ...

Page 71: ...P No MFL31443001 Printed in Korea ...

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