LG A2UN186FA0 Service Manual Download Page 79

Page: 79 / 132

- 79 -

• Unhook the tab on the right inside of the chas-

sis at the same time, slightly pull the evapora-
tor toward you until the tab is clear of the slot.

5. To remove the Motor Cover

• 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

Summary of Contents for A2UN186FA0

Page 1: ...onditioner SERVICE MANUAL INDOOR UNIT AMNN076L M NQA0 AMNN096L M NQA0 AMNN126L M NRA0 AMNN186L M NTA0 AMNN246L M NTA0 AMNN096APA0 AMNN126APA0 AMNN126TEA0 AMNN186TEA0 AMNN186VBA0 OUTDOOR UNIT A2UN186FA0 A3UN216FA0 A4UN306FA0 ...

Page 2: ...8 Display Function 34 Self diagnosis Function 34 Installation 35 Operation 73 Disassembly of the parts Indoor Unit 77 Valve service 3 way 86 Cycle Troubleshooting Guide 90 Electronic Parts Troubleshooting Guide 91 Electronic Control Device 104 Schematic Diagram 111 Exploded View and Replacement Parts List 116 2 Contents ...

Page 3: ...HAOS Logic Airflow Direction Control Deice defrost control Heating The fan is switched to intermittent or irreg ular operation The fan speed is automatically switched from high to low speed Room Art Cool Convertible type Indoor Unit Lights up in operation Lights up in Sleep Mode Lights up in Timer Mode Lights up in Deice Mode Cassette type Indoor Unit Lights up in Operation Lights up in Filter rep...

Page 4: ...d the drive voltage of comp according to operating frequency It is only operated in the heating operation mode except defrosting operation High speed Low speed Outdoor Unit Power relay control Comp Freq control Overheatng Protection Power module Freq speed control up down speed V F control Total current control over current protection DC peak current control 4 way valve control Outdoor fan motor c...

Page 5: ...m Temperature Display Setting the Time or Timer Airflow Direction Control Operation ON OFF Temperature Setting TEMPERATURE LOW HIGH Timer Selection ON OFF Timer Setting SET Timer Cancel CANCEL Reset Fan Speed Selection Low Med High CHAOS High 39 C LOW 11 C Down to 18 C Up to 30 C Cooling OFF ON OFF ON Cancel Sleep Mode Timer ON or Timer OFF 1 2 3 4 5 6 7 Off Timer Fan Operates without cooling or h...

Page 6: ...tput Indoor W Outdoor Dimensions Indoor mm Outdoor W D H Net Weight Indoor Kg Outdoor Refrigerant R 410A g Airflow Direction Control Up Down Remocon Type Service Valve Luquid inch mm Gas Sleeping Operation Connection Cable 7 000 9 000 12 000 18 000 2 051 2 637 3 517 5 274 23 400 6 856 8 000 10 000 13 000 19 000 2 344 2 930 3 809 5 567 25 200 7 384 1 0 1 2 1 7 2 0 1 220 240 50 6 5 7 0 9 5 13 56 35 ...

Page 7: ... W D H Net Weight Indoor Kg Outdoor Refrigerant R 410A g Airflow Direction Control Up Down Remocon Type Service Valve Luquid inch mm Gas Sleeping Operation Connection Cable 7 000 9 000 12 000 18 000 23 000 2 051 2 637 3 517 5 274 6 739 31 000 9 083 8 000 10 000 13 800 19 000 26 000 2 344 2 930 4 044 5 567 7 618 34 000 9 962 1 0 1 2 1 7 2 0 2 5 1 220 240 50 6 5 7 0 9 5 13 14 60 35 37 40 43 47 33 34...

Page 8: ... W D H Net Weight Indoor Kg Outdoor Refrigerant R 410A g Airflow Direction Control Up Down Remocon Type Service Valve Luquid inch mm Gas Sleeping Operation Connection Cable 9 000 12 000 12 000 18 000 18 000 2 638 3 517 3 517 5 275 5 275 23 400 6 856 10 000 13 800 13 800 19 000 19 000 2 931 4 044 4 044 5 567 5 567 25 200 7 384 1 0 1 2 1 5 3 3 2 5 1 220 240 50 7 0 8 3 9 25 13 5 14 56 39 41 41 47 49 ...

Page 9: ... Weight Indoor Kg Outdoor Refrigerant R 410A g Airflow Direction Control Up Down Remocon Type Service Valve Luquid inch mm Gas Sleeping Operation Connection Cable 9 000 12 000 12 000 18 000 18 000 2 638 3 517 3 517 5 275 5 275 23 400 6 856 10 000 13 800 13 800 19 000 19 000 2 931 4 044 4 044 5 567 5 567 25 200 7 384 1 0 1 2 1 5 3 3 2 5 1 220 240 50 7 0 8 3 9 25 13 5 14 60 39 41 41 47 49 35 38 39 4...

Page 10: ...1 Indoor Unit Room Type Indoor Unit 10 Dimensions Installation plate D H W W mm 824 900 1 090 H mm 260 285 314 D mm 155 156 172 7K 9K Btu Series 12K Btu Series 18K 24K Btu Series MODEL DIM ...

Page 11: ... 11 Art Cool Type Indoor Unit Pipe Hole Fix Hole Hanger Hole H W D MODEL DIM Unit W mm 570 H mm 568 D mm 137 INDOOR UNIT ...

Page 12: ... 12 Convertible Type Indoor Unit 250mm 36mm 36mm 1076mm 1200mm 205mm 615mm 392mm 265mm 468mm R 63mm 38mm 175mm Installation Plate Rear Side ...

Page 13: ... 13 Cassette Type Indoor Unit 269 670 55 570 269 190 5 160 52 90 90 120 4 30 521 670 570 450 40 110 110 670 670 CLOSE OPEN OPEN CLOSE ...

Page 14: ... L9 L8 L10 W mm 870 870 H mm 655 800 D mm 320 320 L1 mm 370 370 L2 mm 25 25 L3 mm 630 775 L4 mm 25 25 L5 mm 546 546 L6 mm 160 160 L7 mm 160 160 L8 mm 53 53 L9 mm 50 50 L10 mm 40 40 A2UN186FA0 A3UN216FA0 A4UN306FA0 MODEL DIM 2 Outdoor Unit ...

Page 15: ...L GN YL RD 1 L 2 N 3854A20219A 3 4 Z CAPACITOR BR YL CN FAN CN POWER RY L RY M RY H CN TRANS CN UP DOWN 1 2 TRANS FORMER THERMISTOR CN TH MAIN PCB ASSY OR RD RD BL BR BL BK DOOR S W 1 2 FUSE T3 15A MOTOR GN YL GN YL TO OUTDOOR UNIT 1 L 2 N 4 3854A20220A INDOOR WIRING DIAGRAM CN DISP DISPLAY PCB ASSY TERMINAL BLOCK STEP MOTOR STEP MOTOR 5 6 INDOOR WIRING DIAGRAM INDOOR MOTOR DRAIN PUMP STEP MOTOR R...

Page 16: ...L CN GATE1 CN GATE2 CN IPM CN IPM CN GATE1 D LEV CN DATA CN POWER CN PWR RY START 250V 3 15A FUSE RY PWR CN AC REACTOR POWER OUT FUSE 250V 25A POWER IN A LEV B LEV C LEV 8PIN CN LEV4 CN LEV1 CN LEV2 CN LEV3 CN TH6 CN TH5 CN TH4 CN TH3 CN TH2 CN TH1 COND SENSOR AIR SENSOR A PIPE SENSOR B PIPE SENSOR C PIPE SENSOR D PIPE SENSOR SUCTION SENSOR DISCHARGE SENSOR 7PIN 9PIN CN GATE2 MAIN PCB CN FAN RY LO...

Page 17: ... LEV B LEV Gas side Service Valve Indoor temperature sensor Comp Heat Exchanger Heating sensor 4 WAY VALVE Discharge pipe sensor Refrigerant flow B gas pipe sensor A gas pipe sensor A liquid pipe sensor B liquid pipe sensor Liquid side Service Valve Strainer Indoor Unit Outdoor Unit UNIT C UNIT B UNIT A A LEV B LEV C LEV Gas side Service Valve Indoor temperature sensor Comp Heat Exchanger Heating ...

Page 18: ... speed regardless of the setting Soft Dry Operation Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temp is automatically set according to the intake air temperature 26 C Intake Air Temp 25 C 24 C Intake Intake Air Temp 26 C Intake Air Temp 1 C 18 C Intake Intake Air Temp 24 C Intake Air Temp 0 5 C Intake Air T...

Page 19: ... are off and only the indoor fan is operated for 15 seconds Then an operation mode is selected according to the intake air temp at that moment as follows 24 C Inatake Air Temp Fuzzy Operation for Cooling 21 C Inatake Air Temp 24 C Fuzzy Operation for Dehumidification Inatake Air Temp 21 C Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operatio...

Page 20: ... Temp Setting Temp 3 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 20 C Intake Air Temp Intake Air Temp 0 5 C Intake Air Temp 20 C 20 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are c...

Page 21: ... by the Chaos Simulation Jet Cool Mode Operation While in heating mode or Fuzzy operation the Jet Cool key cannot be input When it is input while in the other mode operation cooling dehumidification ventilation the Jet Cool mode is operated 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...

Page 22: ...ccording to the intake air temperature as follows 24 C Intake Air Temp Cooling Mode Operation 22 C High Speed 21 C Intake Air Temp 24 C Dehumidification Operation 23 C High Speed Intake Air Temp 21 C Heating Mode Operation 24 C High Speed Remote Control Operation Mode When the remote control is selected by the slide switch on the main unit the appliance operates according to the input by the remot...

Page 23: ...hile compressor is running it takes 3 5 seconds to switch Auto Swing Control This function is to swing the louver up and down automatically Soft Dry Operation The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by Micom Control Cooling Mode Operation When selecting the Cooling Mode ...

Page 24: ...tart Control The indoor fan stops until the evaporator piping temperature will be reached to 25 C The operation diagram is as following PIPING TEMPERATURE 1min COMPRESSOR INDOOR FAN OFF LOW Selected Fan ON 22 C 25 C A point While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 C fan stops B point When the indoor Heat Exchanger tempe...

Page 25: ...later T1 and 45 min later T2 since heating mode operation started are measured then defrost control is carried out according to the dirrerence T T1 T2 3rd priority Defrost control is carried out according to the temp difference E TE1 TE2 between the indoor pipe temperatures of 25 min later TE1 and 45 min later TE2 after heating mode operation started When the indoor pipe temp is 41 C or above defr...

Page 26: ... the desired position The procedure is as the following 1st Press the ON OFF Button to operate the product 2nd Press the Airflow Direction Control Button to swing the louver up and down automatically 3nd Repress the Airflow Direction Control Button to set the louver as the desired position MODE0 1 2 3 4 5 6 7 135 Cooling MODE MODE MODE MODE MODE MODE MODE 9 MODE CLOSE Heating OPEN 135 12 Cooling H...

Page 27: ...r later The operation will be stopped after 1 2 3 4 5 6 7 hours Heating Mode with the Sleep Mode The operation will be stopped after 1 2 3 4 5 6 7 hours Intake Air temp COMP ON SET TEMP 0 5 C COMP OFF SET TEMP 0 5 C More than More than 3 minutes 3 minutes INDOOR FAN Low Low Low Low Low COMPRESSOR ON OFF ON OFF ON 30 minutes 30 minutes 1 C 1 C Setting Temp 3 C Compressor OFF Setting Temp Compressor...

Page 28: ...t Dry Cooling Operation Condition Intake air Temperature Setting temperature Fan speed Air Direction Control Over 26 C 25 C Over 24 C below 26 C Intake air 1 C Over 22 C below 24 C Intake air 0 5 C Over 20 C below 22 C intake air temperture below 20 C 20 C Over 20 C below 30 C Fuzzy control below 20 C 20 C over 30 C 30 C below 21 C below 24 C Over 24 C Over 21 C When Auto Operation initial start W...

Page 29: ... Compressor ON temperature Setting temperature Compressor OFF temperature Setting temperature 3 C 1 f rhythm louver operation In Auto operation mode when pressing the vertical air direction control button lou ver moves as following cycle Intake Air temp below 20 C over 20 below 21 C Setting temp 20 C Intake air temp 0 5 C 21 5 C 20 C 20 C Intake Air temp Setting temp 20 5 C 21 C MODE0 MODE1 MODE2 ...

Page 30: ...ting fan speed LOW Cooling on temp Setting temp 0 5 Setting CHAOS Natural wind Setting temp Cooling off temp Setting temp 0 5 CHAOS Natural wind COMP ON COMP OFF GRAPH of Natural wind by the CHAOS logis During Cooling operation Intake Air temp 30sec OUTDOOR FAN COMP INDOOR FAN Setting fan speed LOW Heating off temp Setting temp 3 0 Setting CHAOS Natural wind Heating on temp Setting temp CHAOS Natu...

Page 31: ...g temp Compressor ON minimum 1min minimum 3min Fan Stops Low Fan Low Fan Low Fan Fan Stop Selected Fan Selected Fan Low Fan Selected Fan minimum 3min minimum 30sec minimum 1min OUTDOOR FAN COMPRESSOR 8 Hot Start Control The indoor fan stops until the evaporator piping temperature will be reached to 28 During heating operation if piping temperatures falls below 26 C fan stops The operation diagram ...

Page 32: ...FF ON INDOOR FAN Low Fan Low Fan Intake Air temp Setting temp 1 0 C Compressor ON Setting temp 0 5 C Compressor OFF Setting temp 2min 58sec 2min 58sec 10min 10min 7min Within 7min Cooling Cooling OUTDOOR FAN COMPRESSOR Selected Fan Selected Fan ON ON ON ON OFF OFF OFF OFF ON ON OFF OFF ON ON OFF OFF ON ON OFF OFF 10 Soft Dry Operation During Soft Dry Operation the compressor ON temperature is the ...

Page 33: ...n 18 min During test operation if remote controller signal is received the unit operates as remote controller sets 15 Auto Restarting Operation When the power is restored after a sudden power failure while in appliance operation the mode before the power failure is kept on the memory and the appliance should be on the automatically operates in the mode on the memory Operation Mode that is kept on ...

Page 34: ...p Mode Timer Mode Hot start Defrost Error Code Error LED Indoor body operation LED Error contents SVC check point 1 once 3sec 3sec 3sec Indoor temperature thermistor open short Indoor pipe temperature thermistor open short Indoor TH ass y check 9 9times 3sec Excessive amount of refrigerant Blocking condenser DC Peak 13 3times 1times 1times 3sec 3sec 3sec Indoor unit combination check Overload comb...

Page 35: ...e should not be any heat source or steam near the unit There should not be any obstacles to the air circulation A place where air circulation in the room will be good A place where drainage can be easily obtained A place where noise prevention is taken into consideration Do not install the unit near the door way Ensure the spaces indicated by arrows from the wall ceil ing or other obstacles The in...

Page 36: ...than 20cm More than eye level More than 20cm R R More than 20cm More than 20cm Ceiling installation Floor Wall installation 2 Outdoor unit If an awning is built over the unit to prevent direct sunlight or rain exposure be careful that heat radiation from the condenser is not restrict ed There should not be any animals or plants which could be affected by hot air discharged Ensure the spaces indica...

Page 37: ...eak when the flare nuts are removed from the indoor unit as some gas is charged to prevent the inside of the pipe from rusting Fit the copper pipe end into the Bar of flare tool about 0 5 1 0mm higher See illustration Flare the pipe ends 4 Tape the flaring portion to protect it from the dust or damages Copper tube 90 Slanted Uneven Rough Pipe Reamer Point down Bar Copper pipe Clamp handle Red arro...

Page 38: ...mpleting the piping connection be sure to check if there is gas leakage in indoor and outdoor connection After completing the piping connection execute vacuum drying for the connecting piping and the indoor unit The vacuum drying must be carried out using the service ports of both the liquid and gas side valves Use two wrenches and tighten with regular torque Outdoor unit Liquid side Flare connect...

Page 39: ...iping hole with 70mm dia holecore drill Line according to the arrows marked on lower the left and the rght side of the Installation Plate The meeting point of the extended line is the cen ter of the hole Drill the piping hole at either the right or the left and the hole should be slightly slant to the outdoor side Installation Plate marking off line Thread Weight Type A screw 5 7mm Indoor Outdoor ...

Page 40: ...ot connect the cable to the indoor unit Make a small loop with the cable for easy con nection later 5 Tape the tubing drain hose and the connecting cable Be sure that drain hose locates at the lowest side of the bundle Locating at the upper side can be a reason that drain water overflows drain pan inside the unit Installation plate Pull Pull To remove the holder press the bottom of the chassis nea...

Page 41: ...t in left and right 7 Connecting the pipings to the indoor unit Align the center of the pipings and sufficiently tighten the flare nut with fingers Finally tighten the flare nut with torque wrench until the wrench clicks Wrench tightening the flare nut with forque wrench ensure the direction for tightening fol lows the arrows on the wrench 8 Wrap the insulation material around the con necting port...

Page 42: ...door unit onto the upper portion of installation plate Engage the two hooks of the rear top of the indoor unit with the upper edge of the installation plate Ensure the hooks are properly seated on the installation plate by moving it in left and right Drain hose Tubing holder Taping Piping Push 2 Hook 1 Connecting cable Drain hose Press the lower left and right side of the unit against the Installa...

Page 43: ... places near high frequency generators 2 Cassette Type Indoor Unit 1 Ceiling opening dimensions and hanging bolt location Unit mm 570 Unit size 570 Unit size 450 Hanging bolt 75 75 600 Ceiling opening 600 Ceiling opening 521 Hanging bolt 39 5 39 5 Ceiling board Level gauge Ceiling Use the ventilation fan for smoke collecting hood with sufficient capacity Cooking table Air conditioner Take enough d...

Page 44: ...nditioner body Ceiling board Cassette trim Air Cool air leakage no good Bad example Air conditioner unit Air conditioner unit Cassette trim Fit the insulator this part and be careful for cool air leakage Good example Ceiling board The following parts are local purchasing Hanging Bolt W 3 8 or M10 Nut W 3 8 or M10 Spring Washer M10 Plate Washer M10 Drill the piping hole on the wall slightly tilted ...

Page 45: ...en completely two temporarily fixed screws and other two screws Total 4 screws 5 Connect the louver motor connector and display connector 6 After tightening these screws install the air inlet grille including the air filter Decorative panel fixing screws hexagon M5 screws Temporally fitting at 2 places Tightening about 10mm Control box cover Piping side Inlet Grille Inlet Grille Inlet Grille Louve...

Page 46: ...over pipe and cover side remove Remove two screws for fixing cover pipe Pull up the cover side of desired connecting direc tion then cover side is separated In case connecting direction is left or right path through the hole of cover side NOTE When connecting pipe path through rear wall don t remove the hole 3 Drain hose junction Remove the rubber stopple of desired drain direction As the followin...

Page 47: ...upper screws In this time Remove the map Falling attention 5 Check the fixed product with light power 6 Look at suited horizon by horizontal meter on the horizontal setting line and Fix lightly the map by adhesive tape 7 Drill the piercing part for connecting pipe as diameter 50mm In case of piercing rear surface Refer to No 5 on this page when making a hole in the wall 8 First Drive the two point...

Page 48: ...lyethylene or equivalent is recommended 3 Connecting the pipings to the indoor unit and drain hose to drain pipe Align the center of the pipes and sufficiently tighten the flare nut by hand Tighten the flare nut with a wrench When extending the drain hose at the indoor unit install the drain pipe 4 Wrap the insulation material around the connecting portion Overlap the connection pipe insulation ma...

Page 49: ...iping and drain hose together by wrap ping them with vinyl tape for enough to cover where they fit into the rear piping housing section Vinyl tape narrow Connection pipe Connecting cable Vinyl tape wide Wrap with vinyl tape Indoor unit pipe Pipe Wrap with vinyl tape Drain hose Pipe Vinyl tape wide ...

Page 50: ...er assembly exactly Fix power cord in the bottom groove of cover side left 2 Assemble connecting lead wire with controller and first fix the upper part of panel front then match the lower part of panel front 3 Drive two screws 50 Panel Front Connector ...

Page 51: ...nd right side Detach the Inlet Grille from the Indoor Unit 1 Installation on the ceiling Measure and mark the position for the Suspension bolts and the piping hole Drill the hole for anchor nut on the ceiling Before secure the Installation Plates select the bent direction of the Installion Plate to the inside or the outside according to the installation circumstances Drill the piping hole on the w...

Page 52: ...ft and right side of the unit to the lower slot of Installation Plates Adjust a level with a level gauge on the direction of left right back forth by adjusting suspension bolts Move the hooks on the unit to the upper slot of Installation Plates Then the unit will be declined to the bottomside so as to drain well Washer Nut Suspension bolts Ceiling Anchor nut Suspension bolts Spring washer max 12mm...

Page 53: ...inimum thickness of the insulation for the connecting pipe shall be 7mm 3 If the Installation Plates are fixed to horizontal line the indoor unit after installing will be declined to the bottomside CAUTION The unit must be horizontal or declined to the drain hose connected when finished installation The unit must be declined to the bottomside of the unit when finished installation ...

Page 54: ...et hanger Hook Cabinet Bottom Secure the unit to the Installation Plates with four M8 bolts and washers Hook up the Inlet Grille Hook to the cabinet Hang the Inlet Hanger to the screw Fit the projection hooks of the side plates to the Side Panel and the Front Panel by lifting it Fasten the screws ...

Page 55: ...ted to the drain direction after considering the direction of drain hose Drill the hole for anchor nut on the wall Drill the piping hole on the wall slightly tilted to the out door side using a ø70 hole core drill Secure the Install Plate onto the wall with four anchor bolts washers and spring washers Before secure the Install Plates select the bent direc tion of the Install Plate to the inside or...

Page 56: ...ate Secure the unit to the Installation Plate with four M8 bolts and washers Hook up the Inlet Grille Hook to the cabinet Hang the Inlet Hanger to the screw Fit the projection hooks of the side plates to the Side Panel and the Front Panel by lifting it Fasten the screws R 2 1 Before working refer to Connecting pipe and cable to Indoor Unit on page 55 Inner slot ...

Page 57: ...Engage the slot at the back of the unit with Mount Bracket Drill the piping hole with 70mm dia hole core drill Piping hole should be slightly slant to the outdoor side After Installing reassemble detached parts Hang the Inlet Grille and hook the Inlet Hanger to the Hanger Screw Assemble the Side Plates R L with 2 screws on both left and right side Floor mount bracket Slot Floor mount bracket Insta...

Page 58: ...rew 2 For the Bottom Side Piping Remove the knock out on the bottomside of Inlet Grille Align the center of the pipings and sufficiently tighten the flare nut with fingers Finally tighten the flare nut with torque wrench until the wrench clicks Connect the Drain Hose insulated to the drain outlet Hang the drain hose on the hose hanger and fix it to the hole of cabinet bottom with a screw 5 Connect...

Page 59: ...tube align the center of the pipings and sufficiently tighten the flare nut with fingers Finally tighten the flare nut with torque wrench until the wrench clicks Connect the Drain Hose insulated to the drain outlet Tape the Drain Hose to the pipings to avoid coming off the drain outlet 3 For the Right Bottom Piping Align the center of the pipings and sufficiently tighten the flare nut with fingers...

Page 60: ...nfirm that the cable thickness is as specified in the power sources specification Particularly note the relation between cable length and thickness 8 Never fail to equip a leakage breaker where it is wet or moist 9 The following troubles would be caused by voltage drop down Vibration of a magnetic switch damage on the contact point there of fuse breaking disturbance to the normal function of a ove...

Page 61: ...sconnect all supply lines must be fitted 2 Art Cool Type Indoor Unit Connect the cable to the indoor unit by connect ing the wires to the terminals on the control board in dividually according to the outdoor unit connection The earth wire should be longer than the common wires When installing refer to the circuit diagram on the Control Box of Indoor Unit When installing refer to the wiring diagram...

Page 62: ...power cord connected to the outdoor unit should be complied with the following specifications Rubber insulation type H05RN F approved by HAR or SAA The connecting cable connected to the indoor and outdoor unit should be complied with the following specifications Rubber insulation type H05RN F approved by HAR or SAA 8 5mm 20mm GN YL 7 5mm 20mm NORMAL CROSS SECTIONAL AREA 0 75mm2 NORMAL CROSS SECTIO...

Page 63: ...e control board individually as the following 2 Secure the cable onto the control board with the holder clamper 3 Refix the cover control to the original position with the screw 4 Use a recongnized circuit breaker between the power source and the unit A disconnection device to adequately disconnect all supply lines must be fitted CAUTION ø8 5mm GN YL 20mm ø7 5mm GN YL 20mm The power cord connected...

Page 64: ...on Insert the two batteries Be sure that the and directions are correct Be sure that both batteries are new Re attach the cover Slide it back into position Do not use rechargeable batteries such batter ies differ from standard dry cells in shape dimensions and performance Romove the batteries from the remote con troller if the air conditioner is not going to be used for some long time ...

Page 65: ...pe 1 50 to 1 100 be sure not to provide up and down slope to prevent reversal flow During drain piping connection be careful not to exert extra force on the drain port on the indoor unit The outside diameter of the drain connection on the indoor unit is 32mm Be sure to execute heat insulation on the drain piping Drain Test The air conditioner uses a drain pump to drain water Use the following proc...

Page 66: ...indoor unit without any leakage and goes out the drain exit 4 Convertible Type Indoor Unit 1 Remove the Air Filter To remove air filter take hold of tab and pull slightly upwards 2 Check the drainage Spray one or two glasses of water upon the evaporator Ensure that water flows drain hose of indoor unit without any leakage R R ...

Page 67: ...m the ground Do not dip it into water and fix it on the wall to avoid swinging in the wind 2 Tape the Pipings drain hose and Connecting Cable from down to up 3 Form the pipings gathered by taping along the exterior wall and fix it onto the wall by saddle or equivalent 1 Tape the Pipings and Connectiong cable from down to up 2 Form the pipings gathered by taping along the exterior wall and the Trap...

Page 68: ...erature more than 23 C water drops are liable to fall In this case add heat insulation material according to the following procedure Heat insulation material to be prepared Adiabatic glass wool with thickness 10 to 20mm Stick glass wool on all air conditioners that are located in ceiling atmosphere In addition to the normal heat insulation thickness more than 8mm for refrigerant piping gas piping ...

Page 69: ... and connect the gauge manifold and the vacuum pump to the service port by the charge hose 4 Vacuum the indoor unit and the connecting pipes until the pressure in them lowers to below 76cmHg 5 Disconnect the charge hose and fit the nut to the service port Tightening torque 1 8kg m 6 Remove the valve stem nuts and fully open the stems of the Liquid and Gas side service valves with a hexagon wrench ...

Page 70: ... Charge am t g Btu h LENGTH m A B C D per 1m 7000 7 5 7 15 7 15 20 9000 7 5 7 15 7 15 20 12000 7 5 7 15 7 15 20 24000 7 5 7 15 7 15 30 A B mean indoor unit higher located than outdoor unit C D mean outdoor unit higher located than indoor unit Charge amount per 1m 5 Maximum Length of Pipe and Freon Extra Charge ...

Page 71: ...Test run will be cancelled 18 minutes later automatically The forced operation is started by pressing button for 2 seconds Cassette Type The test run is started by pressing button for 5 sec onds Cassette Type The test run is started by pressing timer cancel but ton five times continuously Room type To cancel the test run press any button 3 Settlement of outdoor unit Anchor the outdoor unit with a ...

Page 72: ...se of transportation Check them and make sure that they are all tightly fastened If they are loose it could give rise to burn out of the wires 4 Specification of power source 5 Confirm that electrical capacity is sufficient 6 Be sure that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate 7 Confirm that the cable thickness is as specified in th...

Page 73: ...stopping operation TIME SETTING BUTTONS Used to adjust the time TIMER SET CANCEL BUTTON Used to set the timer 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 ROOM TEMPERATURE CHECKING BUTTON Used to check the room temperature PLASMA OPTIO...

Page 74: ... SPEED SETTING BUTTONS Used to select fan speed in four steps low medium high or chaos auto 5 JET COOL Used to start or stop the speed cooling Speed cooling operates super high fan speed in cooling mode 6 CHAOS AUTO SWING BUTTON Used to stop or start louver movement and set the desired up down airflow direction Cassette Art Cool Type Indoor Unit 1 Name and funcition Remote Controller Door Closed F...

Page 75: ...hen the desired time is obtained and to cancel the Timer operation 4 SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation 5 AIR CIRCULATION BUTTON Used to circulate the room air without cooling or heating turns indoor fan on off 6 ROOM TEMPERATURE CHECKING BUTTON Used to check the room temperature 7 RESET BUTTON Used prior to resetting time or after replacing batteries ON OFF SET CANCEL Si...

Page 76: ...sed to set the timer when the desired time is obtained and to cancel the Timer operation AIR FLOW DIRECTION START STOP BUTTON Used to stop or start louver movement and set the desired up down airflow direction SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation AIR CIRCULATION BUTTON Used to circulate the room air without cooling or heat ing turns indoor fan on off ROOM TEMPERATURE CHECKI...

Page 77: ...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 Display P C B Conductor Step Motor Conductor Earth Conductor Motor Conduct...

Page 78: ...ox out from the chassis care fully 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 79: ...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 ...

Page 80: ...crews Lift the both lower parts of panel front After pull down this panel a bit separate connecting wire with product 2 To remove the Control Box Before removing the control box be sure to disconnect the wires from PWB Pull the cover control out from the control box and disconnect other wires Remove securing screws Pull the control box out from the chassis carefully Panel Front Connector Step Moto...

Page 81: ...ove the securing screws from the chassis Pull the pipe cover top cover and the air guide 5 To remove the Motor Remove the securing bolt from the motor shaft Pull the fan out from the motor shaft Remove 4 screws securing motor mount from the chassis and lift up the motor mount and the brack et Top Cover Pipe Cover Air Guide Turbo Fan Bracket Bolt Motor Mount ...

Page 82: ...ssis Remove the screws securing the side plate and push to the bottom side Unhook the hanger from the hanger screw at the left and the right side Pick out the inlet grille 3 Remove the lower air guide Remove a screw of both side fixing barrier air guide Remove the screws of both sides of the lower air guide Remove the lower air guide toward arrow mark by turning upwards as shown in figure R R R R ...

Page 83: ...o the fan motor shaft do not remove Remove the crossflow fan by sliding it out from the shaft of fan motor 5 Remove the control box Assembly Disconnect the step motor connector fan motor connector display PCB connector thermistor connector and door switch connector from the main PCB If necessary disconnect power supply cord and connecting cable from the terminal block and remove the cord clamp scr...

Page 84: ... of both side of diffuser assembly 4 pieces Push the upper side of cabinet strongly to pull out the inner hook of diffuser frame from the cabinet hole Take up the diffuser frame carefully not so as to harm the display PCB wires and the step motor wires 8 Remove display PCB assembly Remove the screws at the both side of display cover If necessary disconnect the display PCB con nector from PCB assem...

Page 85: ...oth side of screws 4 pieces Pull out the drain pan assembly Be careful not to harm to the EPS packing of drain pan and the tubings of evaporator 11 Remove the evaporator Remove the screws of both sides securing the EVA barrier R L on the side cabinet Remove the screws which fasten the barrier on the evaporator and take out the barrier assem bly Remove the evaporator assembly by sliding toward arro...

Page 86: ...en Open Servicing connected manifold gauge Gas charging Open Open Open Servicing with charging cylinder Pressure check Open Open Open Servicing connected manifold gauge Gas releasing Open Open Open Servicing connected manifold gauge 3 2 1 4 5 6 Valve cap Open position Closed position Pin Service port Service port cap To piping connection To outdoor unit Valve cap Open position Closed position Pin ...

Page 87: ...harge hose Open the Low handle valve on the gauge slightly to air purge from the hose 5 Set the liquid side valve to the closed position 6 Operate the air conditioner at the cooling cycle and stop it when the gauge indicates 1kg cm2 g 7 Immediately set the gas side valve to the closed position Do this quickly so that the gauge ends up indi cating 1kg g 8 Disconnect the charge set and mount the liq...

Page 88: ... gauge needle has moved toward 76 cmHg vacuum of 4 mmHg or less 5 Close the Low handle of the gauge turn off the vacuum pump and confirm that the gauge nee dle does not move approximately 5 minutes after turning off the vacuum pump 6 Disconnect the charge hose from the vacuum pump Vacuum pump oil If the vacuum pump oil becomes dirty or deplet ed replenish as needed 7 Mount the valve caps and the s...

Page 89: ...g 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 gas side valve s service port Stopping partway will allow the gas to be dis charged If the system has been charged with liquid refrigerant while operating the air conditioner turn off the air cond...

Page 90: ...n pressure is usually 4 5 6 0 kg cm2 G at normal condition 2 The temperature can be measured by attaching the thermometer to the low pressure tubing and wrap it with putty 90 Cycle Troubleshooting Guide Temp difference approx 0 C Current less than 80 of rated current Temp difference approx 8 C Current less than 80 of rated current Temp difference less than 8 C Current near the rated current Temp d...

Page 91: ...main power The voltage applied to the unit The connecting method of Indoor Outdoor connecting cable each color The P W B Ass y Fuse Noise Filter Power Transformer IC01D IC02D etc Trouble 1 NO YES The operation check of the P C B Ass y Procedure 1 The input voltage of power trans former 2 The output voltage of power transformer 3 IC01D 7812 4 IC02D 7805 5 IC01A KIA7036 Specification 1 AC230V 30V Ch...

Page 92: ...d speed is set to the low speed as force Caused by the remote controller Caused by other parts except the remote controller When the mark is displayed in LCD screen replace battery Check the contact of CN DISP 1 connector When the detect switch double key inside the remote controller door is fault it is impossible to operate temperature regulating and wind speed selecting Check DISP PWB Ass y Volt...

Page 93: ...Check the related circuit of R02H 12 1K R01H 1K R04H 6 2K R03H 1K C01H 102 C02H 102 Micom pin No Check the Indoor temperature sensor is disconnected or not about 10K at 25 C Check the Relay RY PWR RY START for driving Compressor Check the voltage between brown and blue cable of terminal to connect the Outdoor About AC220V 240V Check the related circuit of relay in Outdoor PCB Ass y Operate Cooling...

Page 94: ...k the Fuse AC250V T2A Turn on the main power Check the related circuit of indoor Fan Motor The pin No 38 of micom and the part for driving SSR Q01M Check the related pattern Check the SSR SSR Open Indoor Fan Motor never operate SSR short Indoor Fan Motor always operates in case of ON or OFF The voltage of Pin No 1 orange and 3 black of CN FAN About AC 160V over About AC 50V over SSR is not damaged...

Page 95: ... the operating circuit of the vertical louver Confirm that there is DC 12V between pin of CN U D and GND Confirm that there is a soldering short at following terminals Between 1 2 3 and 4 of MICOM Between 17 18 19 and 20 of MICOM Between 4 5 6 and 7 of IC01M Between 5 6 7 and 8 of IC01M When the vertical louver does not operate Trouble 5 If there are no problems after above checks Confirm the asse...

Page 96: ...he connecting state of connector NO NO Is the connection of cable between indoor and outdoor unit right Indoor Outdoor 1 Brown 1 Brown 2 Blue 2 Blue 3 Green YL 3 Green YL 4 Red 4 Red NO YES Is the voltage of CN POWER in out door PCB Ass y about AC220V 240V Check the Fuse of Outdoor PCB Ass y Check the connecting state of wires NO YES YES Is the operation of outdoor Ass y right IC04D IC01A Replace ...

Page 97: ...wteen indoor and outdoor unit NO YES Is the connecting state of connector out door PCB Ass y right Electrical wiring diagram Colors Check the connecting state of connectors in outdoor PCB Ass y CN_Data Terminal Block NO YES Is the connection of CN DATA between indoor and outdoor unit right Replace the PCB Ass y Main PCB Ass y Indoor Outdoor Reconnect the cable to terminal block Check the PCB patte...

Page 98: ... Ass y right Check the PCB pattern resoldering NO YES Is the indoor outdoor fan locked Check the indoor outdoor fan motor NO YES Is the connecting state of connectors right CN IPM U V W and Compressor wires Check the state of connecting wires NO YES Is the discharge temperature of Indoor unit right 11 C 17 C in the cooling mode Check the compressor NO YES Is the refrigerant pressure right Supply t...

Page 99: ...rs in PCB Ass y Main Sub If CN UWV is connected the comprressor can be operated a opposite direction NO YES Is the power module in Sub PCB Ass y right Check the short P N P U V W and N U V W of IPM and then collector emiter of IGBT Replace the Sub PCB Ass y NO YES Is the voltage of CN AC over than AC170V Check the supplied voltage NO YES Is the voltage of CN DC over than about DC260V Check CN IPM ...

Page 100: ... Trouble 7 4 YES Is the connecting state of connectors in out door PCB Ass y right CN DC CN AC Reconnect the connector NO YES Is the voltage of capacitor over 187Vdc Check the wiring state NO YES Is the connecting state of wires in outdoor unit Check the electrical wiring diagram Colors NO YES Replace the PCB Ass y Main PCB Ass y Outdoor ...

Page 101: ...Error Error Code Trouble 7 5 YES Is the installation condition of outdoor unit right Check the installation condition NO YES Is the indoor outdoor fan locked Check the indoor outdoor fan motor NO YES Is the refrigerant pressure right Remove or supply the refrigerant NO YES Replace the PCB Ass y Main PCB Ass y Outdoor ...

Page 102: ...nctions remocon force test operation mode Malfunctions outdoor unit Stop compressor and outdoor fan motor The operation LED blinks 5 times Communicaion error Malfunctions remote controller Don t operate the power display module The operation LED blinks once Enable to receive remote singnal Malfunctions UP DOWN step motor Don t operate louver Problem error mode CN FAN OPEN Malfunctions indoor fan m...

Page 103: ... OPEN OPEN SHORT OPEN SHORT Malfunctions outdoor unit Stop compressor and outdoor fan Malfunctions outdoor unit Stop compressor and outdoor fan The operation LED blinks 10 times Malfunctions inverter circuit Stop compressor and outdoor fan The operation LED blinks 8 times Malfunctions EMI EMS CN Gate 1 2 OPEN Malfunctions inverter circuit The operation LED blinks 9 times Malfunctions fan The opera...

Page 104: ... 104 Electronic Control Device 1 Room Type Indoor Unit MAIN P C B DC ASM MAIN P C B AC ASM ...

Page 105: ... 105 2 Cassette Type Indoor Unit MAIN P C B DC ASM ...

Page 106: ... 106 3 Art Cool Type Indoor Unit TOP VIEW BOTTOM VIEW ...

Page 107: ... 107 4 Convertible Type Indoor Unit ...

Page 108: ... 108 5 Display ASSY Room Type Indoor Unit Convertible Type Indoor Unit Art Cool Type Indoor Unit TOP VIEW BOTTOM VIEW ...

Page 109: ... 109 6 SUB P W B ASSEMBLY Art Cool Type Indoor Unit TOP VIEW BOTTOM VIEW ...

Page 110: ... 110 7 Outdoor Unit MAIN P C B ASM V P U N W ...

Page 111: ... 111 Schematic Diagram 1 Room Type Indoor Unit ...

Page 112: ...55P IC01D 5 TNY 255P 2 S 1 4 D02D 3 D BP EN 4 5 UF5402 S Trans 1 6 7 GND 3 GND 3 CN_ZONE 36 33 34 35 39 37 38 40 41 44 42 43 45 46 7 8 Multi_RX Multi_TX 5V 12V 5V 6 5 2 4 3 GND 6 1 4 5 CS0 7 8 CS1 6 5 SCK1 SI1 2 4 3 SO1 12V 5V PLC_SEL Multi_RX Multi_TX 6 1 GND 4 5 CN PIPE CN ROOM CN_M C ZD02D 57 52 48 49 47 50 51 53 54 55 56 60 58 59 61 62 11V 64 63 STEP M KID65004AF IC02M DC 12V 12V 5V 1 2 1 3 1 ...

Page 113: ... 113 3 Art Cool Type Indoor Unit ...

Page 114: ... 114 4 Convertible Type Indoor Unit RY 4WAY RY OUTFAN ...

Page 115: ... CN NTC01K 100D 9 RY FAN_L ZNR561D14 CN AC2 Relay Power Press High 3 3 4 4 OLP Comp 1 2 1 2 1 2 1 WH 1 1 WH 1 CN AC1 CN POWER 1 40 Ohm CN TEST1 CN PWR PTC 3 2 D01N 04N 1SR139 600 CT01N R01N 16V RN 5V 220 C01N 1N4148 D06N YELLOW GREEN 2 3 BK 1 2 1 5 3 4 1 2 CN LEV D 1 5 3 4 1 WH 5V 4 7K R02A R03A 10 50V C02A 5V 5V KIA7036P IC01A 1 2 100 3 5V 5V OSC01B 16MHz C01A 102 1K R01A 4 4 3 3 2 3 R01B 1M 1 10...

Page 116: ...m Type Indoor Unit 7K 9K 12K Btu Models 346810 146811 1 354212 263230 264110 268714 2 131410 359011 342800 159901 268712 159830 135311 135312 267110 249951 733010 152313 135314 152302 35211B 135516 W0CZZ 352150 146811 2 266090 263232 668713 268714 1 ...

Page 117: ...0213V 4995A20213W R 263230 THERMISTOR ASSEMBLY 6323A20004A 6323A20004A 6323A20004A R 267110 REMOTE CONTROLLER 6711A20067G 6711A20067G 6711A20067G R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20194A 6871A20194A 6871A20194A R 268715 PWB PCB ASSEMBLY MAIN AC 6871A20267A 6871A20267A 6871A20267A R 268716 PWB PCB ASSEMBLY MAIN DC 6871A20370A 6871A20370B 6871A20370C R 342800 BEARING 4280A20004A 4280A20004A 428...

Page 118: ...t 18K 24K Btu Models 346810 35211B 135516 W0CZZ 352150 146811 2 267110 1 146811 1 354212 263230 268714 1 268714 2 131410 135511 359011 342800 159901 1 159901 2 268712 159830 135311 135316 249951 733010 152313 135314 152302 668713 ...

Page 119: ...951 CONTROL BOX ASSEMBLY INDOOR 4995A20213X 4995A20213Y R 263230 THERMISTOR ASSEMBLY 6323A20004A 6323A20004A R 267110 REMOTE CONTROLLER 6711A20067G 6711A20067G R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20194B 6871A20194B R 268714 1 PWB PCB ASSEMBLY MAIN AC 6871A20267A 6871A20267A R 268714 2 PWB PCB ASSEMBLY MAIN DC 6871A20370D 6871A20370E R 342800 BEARING 4280A20004A 4280A20004A R 346810 MOTOR ASSEMB...

Page 120: ... 120 354212 249951 268714 266012 352114 263230 352118 330870 158591 3 Cassette Type Indoor Unit AMNN126EA0 AMNN186TEA0 ...

Page 121: ... 121 346810 130411 359011 152312 135802 135312 2 W0CZZ 137211 267110 352150 352150 130911 140570 268712 146811 ...

Page 122: ...RBO 5900A10004A 5900A10004A 140570 LOCKER 4056A20001A 4056A20001A 130911 CABINET ASSY INDOOR 3091A10023A B 3091A10023A B 352150 DRAIN ASSY TUBE 5251A20002A 5251A20002A 137211 PANEL ASSY FRONT INDOOR 3721A10021N 3721A10021N 146811 MOTOR ASSY STEP 4681AP2968D 4681AP2968D 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A20096C 152312 FILTER ASSY 5231A10005A 5231A10005A 135802 DOOR LOCK 3580A20005A 3580A2...

Page 123: ...1 146811 147581 330870 135311 3 146811 346810 135500 1 146811 135311 2 131410 352380 352150 35211B 352111 263230 147581 152312 135303 135314 268712 268717 135312 354210 144710 2 146811 146811 144710 1 147581 352116 352115 4 Art Cool Type Indoor Unit AMNN096APA0 AMNN126APA0 ...

Page 124: ...71A20001C 144710 2 GEAR ASSEMBLY 4471A20001D 146811 MOTOR ASSEMBLY STEP 4681A20055A 147581 LOUVER HORIZONTAL 4758A20014B 152312 FILTER ASSEMBLY AIR CLEANER 5231A20005A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20246A 263230 THERMISTOR ASSEMBLY 6323A20004F 267110 REMOTE CONTROLLER ASSEMBLY 6711A20039P 268712 PWB PCB ASSEMBLY DISPLAY 6871A20238A 268714 PWB PCB ASSEMBLY MAIN 6871A10087E 268717 PWB PCB ...

Page 125: ...71A20001C 144710 2 GEAR ASSEMBLY 4471A20001D 146811 MOTOR ASSEMBLY STEP 4681A20055A 147581 LOUVER HORIZONTAL 4758A20014B 152312 FILTER ASSEMBLY AIR CLEANER 5231A20005A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20246A 263230 THERMISTOR ASSEMBLY 6323A20004F 267110 REMOTE CONTROLLER ASSEMBLY 6711A20039P 268712 PWB PCB ASSEMBLY DISPLAY 6871A20238A 268714 PWB PCB ASSEMBLY MAIN 6871A10087F 268717 PWB PCB ...

Page 126: ...1 263230 35211A 342800 359010 152302 330870 354211 352115 261704 137213 W0CZZ 166000 346811 268712 237900 235450 146811 159911 159911 352150 267110 137213 135314 352111 5 Convertible Type Indoor Unit AMNN186VBA0 ...

Page 127: ...4A 237900 WINDOW DISPLAY 3790AP7080A 261704 TRANSFORMER POWER 6171AQ3198E 263230 THERMISTOR ASSY 6323AQ2333J 267110 REMOTE CONTROLLER ASSY 6711A20010K 268712 PWB PCB ASSY DISPLAY 6871AQ3263A 330870 DRAIN PAN ASSY 3087AP7233A 342800 BEARING 3H02821A 346811 MOTOR ASSY INDOOR 4681AP2306G 352115 TUBE ASSY EVA IN 5211AP2810C 35211A TUBE ASSY SUCTION INDOOR 5211AP2813C 352150 HOSE ASSY DRAIN 5251AP2460B...

Page 128: ...3230 4 435512 349600 546810 559010 437210 447910 649950 552203 1 552203 2 561411 1 561411 2 435511 435301 349480 430410 554160 552113 552117 561410 668713 W0CZZ 3 669200 W6200 W6640 1 W6640 2 668711 658740 566000 552115 552116 263230 1 263230 3 561411 3 263230 2 W0CZZ 1 W0CZZ 2 ...

Page 129: ...TUBE ASSEMBLY REVERSING 5211A20590A 5211A20949A R 552203 1 VALVE SERVICE 5220A20035A 5220A20035A R 552203 2 VALVE SERVICE 5220A20034A 5220A20034A R 554031 CONDENSER ASSEMBLY BENT 5403A20072L 5403A20072L R 554160 COMPRESSOR 2520UTGV2AA 2520UTGV2AA R 559010 FAN ASSEMBLY PROPELLER 1A00195B 1A00195B R 561410 COIL ASSY REVERSING VALVE 6141AR3509A 6141AR3509A R 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A1...

Page 130: ...W6640 2 668711 658740 649950 137213 2 137213 1 435300 554031 435512 546810 349600 559010 447910 435511 437210 435311 430410 554160 263230 6 561411 1 561411 2 561411 3 552115 561411 4 552203 1 552203 2 561410 3 561410 1 561410 2 556000 552116 552112 552113 263230 3 263230 4 263230 5 ...

Page 131: ...ERSING OUTDOOR 5211A10271B R 552203 2 VALVE SERVICE 5220A20035A R 552203 1 VALVE SERVICE 5220A20034A R 554031 CONDENSER ASSEMBLY BENT 5403A20141A R 554160 COMPRESSOR SET 2520UUBV2AA R 559010 FAN ASSEMBLY PROPELLER 1A00195B R 561410 1 COIL ASSEMBLY REVERSING VALVE 6141A20010C R 561410 2 COIL ASSEMBLY SOLENOID 6141A20013H R 561410 3 COIL ASSEMBLY SOLENOID 6141A20013J R 561411 1 COIL ASSEMBLY EXPANSI...

Page 132: ...P No 3828A20097N August 2003 Printed in Korea ...

Search results

Summary of Contents for A2UN186FA0

Reviews:

Related manuals for A2UN186FA0

Brands by name

Popular brands

LG A2UN186FA0, Service Manual

Search results

Summary of Contents for A2UN186FA0

Reviews:

Related manuals for A2UN186FA0

Brands by name

Popular brands