LG Universal System Air Conditioner Service Manual
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LG Universal System Air Conditioner Service Manual

LG Universal System Air Conditioner Service Manual

Universal system air conditioner
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LG
Universal System
Air Conditioner

SERVICE MANUAL

website http://www.lgservice.com
e-mail http://www.lgeservice.com/techsup.html
CAUTION
• BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
• ONLY FOR AUTHORIZED SERVICE PERSONNEL.
LG

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  • Page 1: Service Manual

    website http://www.lgservice.com e-mail http://www.lgeservice.com/techsup.html Universal System Air Conditioner SERVICE MANUAL CAUTION • BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. • ONLY FOR AUTHORIZED SERVICE PERSONNEL.

  • Page 2: Table Of Contents

    Ceiling Suspended ........................115 VI. Functional Description Ceiling Cassette Type........................118 Ceiling Duct Type ........................120 Ceiling & Floor...........................126 Outdoor Units VII. Explode View and Replacement Parts List Indoor Units ..........................139 Outdoor Units ..........................148 Panel Assembly, Front .......................152 2 Universal System Air Conditioner...

  • Page 3: Safety Precautions

    Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. I Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. This symbol indicates the possibility of death or serious injury.
  • Page 4 • There is risk of fire or electrical • There is risk of fire or electric • There is risk of fire, failure of the shock. shock. product, or electric shock. 4 Universal System Air Conditioner...
  • Page 5 Safety Precautions Do not store or use flammable gas or com- If strange sounds, or small or smoke comes bustibles near the product. from product. Turn the breaker off or discon- nect the power supply cable. • There is risk of fire or failure of product. •...
  • Page 6 (outdoor units) the air inlet or outlet while the product is oper- ated. • There is risk of personal injury and failure of product. • There are sharp and moving parts that could cause personal injury. 6 Universal System Air Conditioner...

  • Page 7: Indoor Units

    I. Indoor Units Introduction.......................8 Ceiling Cassette 4-way...................10 Ceiling & Floor ....................28 Ceiling Concealed Duct..................44 Service Manual 7...

  • Page 8: Introduction

    Type Refrigerant (10.6) (12.3) (14.1) (17.6) name Ceiling Cassette R410A ATNH366DLFC ATNH426DLFC ATNH486DLFC ATNH606DLFC 4-Way 1Ø, 220- AVNH366KLA1 Ceiling Suspended R410A AVNH366KLAC 240V, AVNH426LLFC AVNH486LLFC AVNH606LLFC 50Hz Ceiling Concealed ABNH366GLAC R410A Duct ABNH426RLAC ABNH486RLAC ABNH606RLAC 8 Universal System Air Conditioner...

  • Page 9: Model Number Nomenclature

    Introduction • Model Number Nomenclature Indoor unit A T N H 4 8 6 D L F C Serial Number Functions A : Basic B : Low Ambient C : Plasma Filter E : Elevation Grille F : Elevation Grille + Plasma Filter H : Plasma Filter + Low Ambient L : Nano Plasma M : Nano Plasma + Elevation Grille...

  • Page 10: Ceiling Cassette 4-Way

    Ceiling Cassette 4-way (R410A·Indoor Units) ATNH-DL Contents 1. Features & Benefits ................11 2. List of Functions..................15 3. Specifications..................16 4. Dimensional Drawings ................17 5. Wiring Diagrams ...................18 6. Piping Diagrams..................19 7. Operating Instructions................20 8. Installation.....................22 9. Accessories ..................27 10 Universal System Air Conditioner...

  • Page 11: Features & Benefits

    Ceiling Cassette 4-way 1. Features & Benefits I Convenience • Auto elevation grille(Accessory) • Tele control(Optional) • LCD wired remote control • Group control • Central control(Accessory) • Weekly progam I Cleanness • Plasma air purifying system • Hygienic and easy to clean filter I Easy Installation •...
  • Page 12 - It provides you ease of control. Air conditioner can be switched on/off by the telephone. It saves time & energy. In Advance by Telephone In case of Going out Before Coming Home... Without Turning off the Air Conditioner... 12 Universal System Air Conditioner...

  • Page 13: Child Lock Function

    Ceiling Cassette 4-way Child Lock Function -It prevents the children or others from tampering with the control buttons. Unit can be controlled by the wireless remote controller. This can be easily set by pressing timer key & Min key simultaneously. After child lock is set, pressing any key will display CL on the LCD for 3 seconds and all the keys will be ineffective.

  • Page 14: Auto Restart Operation

    Central Room.For Setting Temperature, Fan Speed and other sub functions, access the respec- tive LCD wired remote controller of each unit. ❈ Sub PI485(with wire assembly) should be pur- Controller Controller Controller chased as optional. 14 Universal System Air Conditioner...

  • Page 15: List Of Functions

    Ceiling Cassette 4-way 2. List of Functions ATNH366DLFC ATNH426DLFC ATNH486DLFC ATNH606DLFC Category Function [UT36 NDC] [UT42 NDC] [UT48 NDC] [UT60 NDC] Air supply outlet Airflow direction control (left & right) Airflow direction control (up & down) Auto Auto Auto Auto Auto swing (left &...

  • Page 16: Specifications

    - Outdoor Temperature 7°C(44.6°F) DB / 6°C(42.8°F) WB Piping Length - Interconnecting Piping Length 7.5m - Level Difference of Zero. 2. Cooling/heating capacity of indoor unit can be different when it is connected to other type outdoor. 16 Universal System Air Conditioner...

  • Page 17: Dimensional Drawings

    Ceiling Cassette 4-way 4. Dimensional Drawings ATNH-DL 875 (Ceiling opening) 785(Hanging bolt) 840 Unit size Unit:mm (unit : mm) Number Name Descripition Liquid pipe connection 36k:ø6.35, 42/48/60k: ø9.52 flare Gas pipe connection 36k:ø15.88, 42/48/60k: ø19.05flare Drain pipe connection Power supply connection Air discharge grille Air suction grille Service Manual 17...

  • Page 18: Wiring Diagrams

    PTC HEATER INUT CN-REMO REMOTE CONTROL CN-GRILL GRILL CONTROL CN-CC CENTRAL CONTROL CN-PIPE2 DISCHARGE PIPE SENSOR CN-ROOM ROOM SENSOR CN-PIPE1 PIPE SENSOR CN-HVB AIR CLEANER CN-UD1 STEP MOTOR CN-UD2 STEP MOTOR CN-LR1 STEP MOTOR CN-LR2 STEP MOTOR 18 Universal System Air Conditioner...

  • Page 19: Piping Diagrams

    Ceiling Cassette 4-way 6. Piping Diagrams :Cooling Heat Exchanger :Heating Turbo Fan lndoor unit : Thermistor Refrigerant pipe connection port diameter [unit: mm(inch)] Model Liquid ATNH366DLFC 15.88(5/8) 6.35(1/4) ATNH426DLFC ATNH486DLFC 19.05(3/4) 9.52(3/8) ATNH606DLFC Service Manual 19...

  • Page 20: Operating Instructions

    Used to set the current time and clear the setting time. ❈ Display temperature can be different from actual room temperature if the remote controller is installed at the place where sun-rays are falling directly or the place nearby heat source. 20 Universal System Air Conditioner...
  • Page 21 Ceiling Cassette 4-way I Wireless Remote Controller (optional) This air-conditioner is equipped with wired remote controller basically. But if you want to be available with wireless remote controller, you pay for it. 1. START/STOP BUTTON Operation starts when this button is pressed and stops when the button is pressed again.

  • Page 22: Installation

    • Do not install the unit near the door way. • Keep proper distances, of the unit, from ceiling, fence, Unit:cm floor, walls and other obstacles as shown in figure. • The indoor unit must have the maintenance space. Floor 22 Universal System Air Conditioner...

  • Page 23: Ceiling Opening Dimensions And Hanging Bolt Location

    Ceiling Cassette 4-way 8.2 Ceiling opening dimensions and hanging bolt location • The dimensions of the paper pattern for installation are the same as those of the ceiling opening dimensions. Ceiling Ceiling board Level gauge TE Model TF Model TD Model 600 (Ceiling opening) 790 (Ceiling opening) 875 (Ceiling opening)

  • Page 24: Wiring Connection

    [Air inlet side view] controller cord Control box cover fitting screw(2 units) Terminal Block in Indoor 1(L) 2(N) Connected to outdoor unit WARNING Make sure that the screws of the terminal are free from looseness. 24 Universal System Air Conditioner...

  • Page 25: Installation Of Decoration Panel

    Ceiling Cassette 4-way 8.4 Installation of Decoration Panel Before installing the decoration panel, The decoration panel has its installation always remove the paper template. direction. 1. Temporarily fix two decoration panel fixing screws (hexagon M5 screw) on the unit body. (Tighten by amount 10mm in length.) The fixing screws (hexagon M5 screw) are included the indoor unit box.

  • Page 26: Indoor Unit Drain Piping

    • Vibration of a magnetic switch, damage on the contact point there of, fuse breaking, disturbance to the normal function of a overload protection device. • Proper starting power is not given to the compressor. 26 Universal System Air Conditioner...

  • Page 27: Accessories

    Ceiling Cassette 4-way 9. Accessories Standard Accessories Washer for Insulation for (Other) Clamp Clamp metal Name Drain hose hanging backet fitting Quantity 1 EA 1 EA 8 EA 8 EA 1 SET • Paper pattern for installation • Owner's manual •...

  • Page 28: Ceiling Suspended

    Ceiling suspended (R410A·Indoor Units) AVNH-KL/LL Contents 1. Features & Benefits ................29 2. List of Functions..................30 3. Specifications..................31 4. Dimensional Drawings ................32 5. Wiring Diagrams ...................33 6. Piping Diagrams..................34 7. Operating Instructions................35 8. Installation.....................36 9. Accessories ..................43 28 Universal System Air Conditioner...

  • Page 29: Features & Benefits

    Ceiling suspended 1. Features & Benefits Natural CHAOS wind • It swings at an angle, thus minimizing the difference in indoor temperatures and allowing air in every corner of the room. Auto air flow direction (up&down) Horizontal • The air flow direction can be adjusted as desired by using the remote controller.

  • Page 30: List Of Functions

    • Option: Model name & price are different according to options, and assembled in factory with main unit. • Accessory: Installed at field, ordered and purchased separately by the corresponding model name, supplied with separate package. 30 Universal System Air Conditioner...

  • Page 31: Specifications

    Ceiling suspended 3. Specifications Indoor unit type Ceiling suspended AVNH366KLAC AVNH366KLA1 AVNH426LLAC AVNH486LLAC AVNH606LLAC Model [UV36 NKC] [UV36E] [UV42 NLC] [UV48 NLC] [UV60 NLC] Power Supply Ø/V/Hz 1 / 220~240 / 50 1 / 220~240 / 50 1 / 220~240 / 50 / 220~240 / 50 / 220~240 / 50 Cooling Capacity...

  • Page 32: Dimensional Drawings

    42k, 48k, 60k Ø 9.52 Ø 19.05 VK Chassis 1350 1255 More than Anchor nut 70cm Ceiling 320mm Washer Suspension bolts Suspension bolt More than 30cm More than 70cm Suspension bolts Spring washer Hangen Max. Washer 12mm 32 Universal System Air Conditioner...

  • Page 33: Wiring Diagrams

    Ceiling suspended 5. Wiring Diagrams AVNH-KL AVNH-LL CONNECTOR NUMBER LOCATION CONNECTOR NUMBER LOCATION CN-POWER AC POWER SUPPLY CN-TH2 DISCHARGE PIPE SENSOR CN-MOTOR BLDC FAN MOTOR OUTPUT CN-TH1 PIPE AND ROOM SENSOR CN-D/PUMP DRAIN PUMP OUTPUT CN-HVB AIR CLEANER CN-AC/DC AC/DC CONNECTION CN-DOOR STEP MOTOR CN-DISPLAY...

  • Page 34: Piping Diagrams

    Ceiling suspended 6. Piping Diagrams :Cooling Heat Exchanger :Heating C.F.F. lndoor unit : Thermistor Refrigerant pipe connection port diameter [unit: mm(inch)] Model Liquid AVNH366KLAC 15.88(5/8) 6.35(1/4) AVNH366KLA1 AVNH426LLFC AVNH486LLFC 19.05(3/4) 9.52(3/8) AVNH606LLFC 34 Universal System Air Conditioner...

  • Page 35: Operating Instructions

    Ceiling suspended 7. Operating Instructions I Remote Control Operation The Remote Controller transmits the signals to the system. 1. START/STOP BUTTON Operation starts when this button is pressed and stops when Signal transmitter the button is pressed again. 2. OPERATION MODE SELECTION BUTTON Used to select the operation mode.

  • Page 36: Installation

    Unit should be installed for horizontal discharge appli- cation only. CASE 1 POSITION OF SUSPENSION BOLT • Apply a joint-canvas between the unit and duct to absorb unnecessary vibration. (Unit:mm) 320 160 Dimension Chassis VL Chassis 1750 1655 VK Chassis 1350 1255 36 Universal System Air Conditioner...
  • Page 37 Ceiling suspended CASE 2 Suspension bolts • Install the unit leaning to a drainage hole side as a fig- Spring ure for easy water drainage. washer Max. 12mm Washer POSITION OF CONSOLE BOLT • A place where the unit will be leveled and that can support the weight of the unit.

  • Page 38: Preparing Work For Installation

    6. Knock out the pipe hole from the left side-cover with side conver the help or nipper/plier. 7. Knock hole on right side-cover only if right side is selected for water drain. Knock the hole 38 Universal System Air Conditioner...

  • Page 39: Drill A Hole In The Wall

    Ceiling suspended 8.4 Mounting the anchor Nut & Bolt(Ceiling Mounting) MOUNTING THE ANCHOR NUT AND BOLT • Prepare 4 suspension bolts. (Each bolts length should be same.) Anchor nut • Measure and mark the position for the Suspension Ceiling bolts and the piping hole. Washer Suspension •...
  • Page 40 • The inclination should be less thanr or euql to 1° or in between 10 to 20mm inclined in drain direction as shown in fig. Ceiling 10~20mm Drain hose Ceiling 10~20mm Side of view • The unit must be declined to the bottomside of the unit when finished installation. Ceiling 5~10mm 40 Universal System Air Conditioner...

  • Page 41: Checking The Drainage

    Ceiling Concealed Duct 8.6 Checking the Drainage 1. Set the air direction louvers up-and-down to the posi- tion(horizontally) by hand. To check the drainage. 1. Pour a glass of water on the evaporator using a ket- tle. 2. Ensure the water flows through the drain hose of the indoor unit without any leakage and goes out the drain exit.

  • Page 42: Connecting The Cables

    • Vibration of a magnetic switch, damage on the contact point there of, fuse breaking, disturbance to the normal func- tion of a overload protection device. • Proper starting power is not given to the compressor. 42 Universal System Air Conditioner...

  • Page 43: Accessories

    Ceiling suspended 9. Accessories Standard Accessories Washer for Insulation for (Other) Name Clamp metal Drain hose Clamp hanging backet fitting Quantity 1 EA 1 EA 8 EA 6 EA 1 set • Owner's manual • Installation manual Shape for gas pipe for liquid pipe Optional Accessories(For Unit) Item...

  • Page 44: Ceiling Concealed Duct

    1. Features & Benefits ................45 2. List of Functions..................47 3. Specifications..................48 4. Dimensional Drawings ................49 5. Wiring Diagrams ...................50 6. Piping Diagrams..................51 7. E.S.P. Setting for ...............52 8. OPERATIONG INSTRUCTION ..............56 9. Installation.....................58 10. Accessories ..................63 44 Universal System Air Conditioner...

  • Page 45: Features & Benefits

    Ceiling Concealed Duct 1. Features & Benefits I Easy Installation • Compact & light design • (Linear E.S.P Control) • High head drain pump(700mm, Accessory) I Comfort & Reliability • Low noise design • 2-Thermistor control(Main body & Remote control) •...
  • Page 46 Ceiling Concealed Duct LG’s High Technology provide Easy and Low cost Design of Duct work Generally, when External Static Pressure increases air volume decreases. But by controlling the phase of motor while installing the product E.S.P. is controlled from 8~10 mmAq linearly. E.S.P. control provides required constant air volume irrespective of ESP change.

  • Page 47: List Of Functions

    Ceiling Concealed Duct 2. List of Functions ABNH366GLAC ABNH426RLAC ABNH486RLAC ABNH606RLAC Category Function [UB36 NGC] [UB 42 NRC] [UB48 NRC] [UB60 NRC] Air supply outlet Airflow direction control (left & right) Airflow direction control (up & down) Auto swing (left & right) Auto swing (up &...

  • Page 48: Specifications

    - Outdoor Temperature 7°C(44.6°F) DB / 6°C(42.8°F) WB Piping Length - Interconnecting Piping Length 7.5m - Level Difference of Zero. 2. Cooling/heating capacity of indoor unit can be different when it is connected to other type outdoor. 48 Universal System Air Conditioner...

  • Page 49: Dimensional Drawings

    Ceiling Concealed Duct 4. Dimensional Drawings ABNH-GL, RL Note: 1. Pipe Specification(mm) Model Liquid Ø 6.35 Ø 15.88 42k, 48k, 60k Ø 9.52 Ø 19.05 (Unit: mm) Capacity 1232 1182 355 45.5 450 830 186 298 229.5 243 232 243 116 160 53 19 158.5 ABNH366GLAC ABNH426RLAC...

  • Page 50: Wiring Diagrams

    CN-D/PUMP DRAIN PUMP OUTPUT CN-REMO REMOTE CONTROL CN-DISP RF-REMOTE CONTROL CN-ROOM ROOM SENSOR CN-FLOAT FLOAT SWITCH INUT CN-AIRC AIR CLEAN CN-ZONE ZONE CONTROL OUTPUT CN-PTC PTC HEATER CN-CC CENTRAL CONTROL OUTPUT CN-OUT VENTILATION /ELECTRIC HEATER 50 Universal System Air Conditioner...

  • Page 51: Piping Diagrams

    Ceiling Concealed Duct 6. Piping Diagrams :Cooling Heat Exchanger :Heating Sirocco Fan lndoor unit : Thermistor Refrigerant pipe connection port diameter [unit: mm(inch)] Model Liquid ABNH366GLAC 15.88(5/8) 6.35(1/4) ABNH426RLAC ABNH486RLAC 19.05(3/4) 9.52(3/8) ABNH606RLAC Service Manual 51...

  • Page 52: Setting For

    Slide switch for ceiling height (4) Close the rear cover and check if it works normally. CAUTION Select the position after checking duct work and E.S.P of the unit. • • Maunfactured in the position F-H. 52 Universal System Air Conditioner...
  • Page 53 Ceiling Concealed Duct How to Set E.S.P? Procedure of RPM change: Ex) External Static pressure is 4mmAq for Model Name "ABNH246HLAB". • To protect the unit, compressor is designed to be off during E.S.P. setting. Push the "On/Off" button. AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION...
  • Page 54 Value other than that in table will not give the combinations of airflow & ESP which are mentioned in the table. 2. Table 7-1 is based at 230V. According to the fluctuation of voltage, air flow rate varies. 54 Universal System Air Conditioner...
  • Page 55 Ceiling Concealed Duct Table 7-2 Static Pressure(mmAq) Setting Model Name Step Value CMM(CFM) High 42(1483) 40(1413) 38(1342) 35.5(1254) 33.5(1183) 32(1130) ABNH366GLAC 39(1377) 37(1307) 35(1236) 33(1165) 31(1095) 29(1024) 34(1201) 32.5(1148) 31(1095) 29.5(1042) 27(954) 26.5(936) High 44.5(1572) 43.4(1533) 41(1448) 39.4(1402) 37.5(1324) 36.4(1286) ABNH426RLAC 41(1448) 40.2(1420) 37.6(1328) 35(1236) 33.8(1194) 32.7(1155)

  • Page 56: Operationg Instruction

    Used to cancel the timer. ❈ Display temperature can be different from actual room temperature if the remote controller is installed at the place where sun-rays are falling directly or the place nearby heat source. 56 Universal System Air Conditioner...
  • Page 57 Ceiling Concealed Duct I Optional Function • Wireless Remote Controller This air-conditioner is equipped with wired remote controller basically. But if you want to have the wireless remote controller, you pay for it. 1. FAN Operation Button Signal transmitter Used to circulate room air without cooling or heat- Transmits the signals to the signal receptor.

  • Page 58: Installation

    • The place where the unit is not affected by an electrical noise. • The place where air circulation in the room will be good . • There should not be any heat source or steam near the unit. 58 Universal System Air Conditioner...
  • Page 59 Ceiling Concealed Duct 9.2 Ceiling dimension and hanging bolt location I Installation of Unit Install the unit above the ceiling correctly. CASE 1 POSITION OF SUSPENSION BOLT • Apply a joint-canvas between the unit and duct to absorb unnecessary vibration. •...
  • Page 60 4) In Australia, the length of power supply cord measured from the entry of the power supply cord to the middle of live pin on the power plug should be over 1.8m. 60 Universal System Air Conditioner...
  • Page 61 Ceiling Concealed Duct 9.4 Insulation THERMAL INSULATION All thermal insulation must comply with local requirement. INDOOR UNIT Union for liquid pipe Thermal insulator for refrigerant pipe (Local supply) Thermal insulator for Refrigerant pipe and thermal piping(Local supply) insulator(Local supply) Hose crip for thermal insulator (Local supply) Overlap with thermal Thermal insulator for refrigerant pipe...
  • Page 62 B ≥ 2C C ≥ 2 x SP SP = External Pressure (mmAq) 1/50~1/100 1/50~1/100 Ex) External Pressure U-Trap = 10mmAq Drain Pipe A ≥ 70mm B ≥ 40mm MAX 700mm C ≥ 20mm Drain Pump 62 Universal System Air Conditioner...

  • Page 63: Accessories

    Ceiling Concealed Duct 10. Accessories Standard Accessories Screws for Insulation for Clamp (Other) Name Clamp metal Drain hose duct flanges fitting Quantity 1 EA 1 EA 1 set 6 EA 1 set • Owner's manual • Installation manual • Washers(8 pcs.) Shape for gas pipe for liquid pipe...

  • Page 64: Outdoor Units

    II. Outdoor Units Introduction ....................65 (AUUW-C / R410A) ..................67 64 Universal System Air Conditioner...

  • Page 65: Introduction

    3Ø, 380-415, 50Hz AUUW488C AUUW608C • Indoor Unit Matching LG’s system consist of one outdoor unit which can match with three different indoor units as individ- ual system. The indoor units are ceiling cassette, ceiling concealed duct and ceiling & floor types.
  • Page 66 100 : 100,000 Btu/h 30 : 30,000 Btu/h 36 : 36,000 Btu/h 48 : 48,000 Btu/h Model Type W : Inverter Heat Pump H : Heat Pump Indicates that this is a R410A outdoor unit 66 Universal System Air Conditioner...

  • Page 67: Mps Inverter Single A(Auuw-C/R410A)

    Inverter SINGLE A Inverter SINGLE A (R410A·Outdoor Units) AUUW-C Contents 1. Specifications..................68 2. Dimensional Drawings ................70 3. Wiring Diagrams ...................72 4. Piping Diagrams..................74 5. Electric Characteristics .................75 6. Operation Range...................76 7. Installation.....................77 Service Manual 67...

  • Page 68: Specifications

    - Indoor Temperature 20°C(68°F) DB / 15°C(59°F) WB - Outdoor Temperature 7°C(44.6°F) DB / 6°C(42.8°F) WB Piping Length - Interconnecting Piping Length 7.5m(25ft) - Level Difference of Zero. 2. Due to our policy of innovation some specifications may be changed without notification. 68 Universal System Air Conditioner...
  • Page 69 Inverter SINGLE A Outdoor Units AUUW368C AUUW368C1 AUUW428C AUUW488C AUUW608C Running current Cooling 4.0 ~ 5.3 ~ 7.8 3.8 ~ 5.0 ~ 7.4 4.5 ~ 6.1 ~ 9.1 4.5 ~ 7.0 ~ 9.6 4.7 ~ 8.0 ~ 10.2 Heating 3.5 ~ 4.3 ~ 7.4 3.5 ~ 4.8 ~ 7.4 4.5 ~ 6.1 ~ 8.0 4.5 ~ 6.4 ~ 8.5...

  • Page 70: Dimensional Drawings

    Inverter SINGLE A 2. Dimensional Drawings AUUW368C/ AUUW368C1 4-holes for anchor bolts (Unit: mm) Number Name Descripition Liquid side service valve(mm) Ø6.35 Gas side service valve(mm) Ø15.88 Air discharge grill Control Cover 70 Universal System Air Conditioner...
  • Page 71 Inverter SINGLE A AUUW42/48/608C 4-hole for anchor bolts Control cover Liquid side 3-way valve Gas side 3-way valve Model AUUW42/48/608C Dimensions 1,165 1,135 Ø9.52 Ø19.05 Service Manual 71...

  • Page 72: Wiring Diagrams

    Inverter SINGLE A 3. Wiring Diagrams AUUW368C/ AUUW368C1 72 Universal System Air Conditioner...
  • Page 73 Inverter SINGLE A AUUW42/48/608C Service Manual 73...

  • Page 74: Piping Diagram

    A (mm) B (mm) Separator AUUW368C 6.35 15.88 AUUW368C1 AUUW428C 9.52 19.05 Thermistor AUUW488C 9.52 19.05 AUUW608C 9.52 19.05 Heat Exchanger Solenoid valve Inverter Compressor Low Pressure Thermistor Switch Field piping Thermistor ØB L.E.V Field piping Liquid ØA 74 Universal System Air Conditioner...

  • Page 75: Electric Characteristics

    Inverter SINGLE A 5. Electric Characteristics Unit Power Compressor Model Type Voltage Voltage range AUUW368C1 [UU37WE] 7.76 21.1 0.13 AUUW368C [UU37W UEC] Min : 352 380~415 inverter AUUW428C Maxi :457 9.12 26.0 0.18 [UU43W UHC] AUUW488C 10.99 29.7 0.18 [UU49W UHC] AUUW608C 11.00 35.0...

  • Page 76: Operation Range

    0°C, Intermittent operation due to the operation the cooling capacity can be dropped and conditions (indoor/outdoor temperature humidity, operation characteristics can be slightly and load) can cause different. the heating capacity to drop. 76 Universal System Air Conditioner...

  • Page 77: Installation

    Inverter SINGLE A 7. Installation 7.1 Select the best location • If a roof is built over the unit to prevent direct sunlight or rain exposure, make sure that heat radiation from the condenser is not restricted. • Do not place animals and plants in the path of the warm air. •...
  • Page 78 • Capacity is based on standard length and maximum allowance length is on the basis of reliabili- • Improper refrigerant charge may result in abnormal cycle. • Oil trap should be installed every 10 meters. 78 Universal System Air Conditioner...

  • Page 79: Troubleshooting Guide

    Troubleshooting Guide III. Troubleshooting Guide Self-diagnosis Function .................80 Cycle Troubleshooting Guide ................81 Electronic Parts Troubleshooting Guide ............82 General Information..................87 Service Manual 79...

  • Page 80: Self-Diagnosis Function

    EEPROM Check Sum Error 6times Cond. Pipe High 6times 1times Heatsink High 6times 2times Cond. Pipe Low 6times 3times Heatsink Th Error (Open/Short) 6times 5times Outdoor BLDC Fan Lock 6times 7times Comm. Error(Main board <->Fan board) 10times 5times 80 Universal System Air Conditioner...

  • Page 81: Cycle Troubleshooting Guide

    Troubleshooting Guide 2. Cycle Troubleshooting Guide Trouble analysis 1. Check temperature difference between intake and discharge air, and operating current. Temp. difference : approx. 0°C All amount of refrigerant leaked out. Current : less than 80% of Check refrigeration cycle. rated current Temp.

  • Page 82: Electronic Parts Troubleshooting

    2) The output voltage of power power transfomer. transformer. 3) DC12V 3) Replace IC01D. 3) IC01D(7812) 4) DC5V 4) Replace IC02D. 4) IC02D(7805) 5) The voltage of micom pin 29 5) Replace IC01A. 5) IC01A(KIA7036) : DC4.5V↑ 82 Universal System Air Conditioner...
  • Page 83 Troubleshooting Guide Product doesn't operate with the remote controller. Trouble 2 Turn on main power. While the compressor has been stopped, the compressor does not operate owing to the delaying function for 3 minutes after stopped. 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.
  • Page 84 DC 5V DC 0V Between IC01M(No. 11) and DC 1V↓ DC 12V Turn off main power. Check the electrical wiring diagram of Outdoor side. Check the open or short of connecting wires between Indoor and Outdoor. 84 Universal System Air Conditioner...
  • Page 85 Troubleshooting Guide When indoor Fan does not operate. Trouble 4 Turn off main power. Check the connection of CN-FAN. Check the Fan Motor. Check the Fuse(AC250V, T2A). Check the related circuit of indoor Fan Motor. • The pin No. of micom and the part for driving SSR.(Q01M) •...
  • Page 86 MICOM - Between of IC01M - Between of IC01M If there are no problems after above checks. • Confirm the assembly condition that are catching and interfering parts in the link of the vertical louver 86 Universal System Air Conditioner...

  • Page 87: General Information

    Troubleshooting Guide 4. General Information I Error Indicator (Indoor) • The function is to self-diagnosis air conditioner and express the troubles if there is any trouble. • Error mark is displayed on display window of indoor units and wired-remote controller, and LED of outdoor unit control board.
  • Page 88 3 times (Main micon <-> Sub micom) 5 times 25 sec DC Link Low voltage Error 6 times CT Sensor Open/Short Error A/D Option Error 7 times 8 times 25 sec Comp over current Error 88 Universal System Air Conditioner...
  • Page 89 Troubleshooting Guide 1) Troubleshooting CH01, CH02, CH06 Display Title Cause of error Check point & Normal condition code • Open / Short Normal resistor : 10KΩ/ at 25°C (Unplugged) Indoor air sensor • Soldered poorly Normal voltage : 2.5Vdc / at 25°C (plugged) •...
  • Page 90 3. Check the volt. Of main PCB power source. (DC 12V, DC 5V) ¡ Repair or Change the main PCB. 4. Check the installation of wired remote controller. (Noise interference) ¡ Adjust the state of installation 90 Universal System Air Conditioner...
  • Page 91 Troubleshooting Guide 3) Troubleshooting CH04 Display Title Cause of error Check point & Normal condition code • The connection of wire(Drain pump/ Float switch) • Drain pump power input. (220V) Drain pump • Float switch Open. • Drain tube installation. / Float switch (Normal : short) •...
  • Page 92 * CH05 is displayed at indoor unit, CH53 is displayed at outdoor unit. 6. If all indoor unit is displayed CH05 but outdoor PCB not display CH53 : Check the CN_COM and CN_POWER is correctly connected. 92 Universal System Air Conditioner...
  • Page 93 Troubleshooting Guide 5) Troubleshooting CH21 Display Title Cause of error Check point & Normal condition code • An instant over current in the U,V,W phase - Comp lock - The abnormal connection of U,V,W • Instant over current DC PEAK •...
  • Page 94 Check the IPM (Measuring after Comp connector disconnect) 1) Test mode set diode mode( Measuring method A Measuring method B Measuring method Terminal N W V N W V 0.4~0.6V 0.4~0.6V RD(+) BK(-) 0.4~0.6V 0.4~0.6V RD(+) BK(-) 0.4~0.6V 0.4~0.6V 94 Universal System Air Conditioner...
  • Page 95 Troubleshooting Guide 6) Troubleshooting CH22 Display Title Cause of error Check point & Normal condition code Malfunction of compressor Blocking of pipe Max. C/T Over current Low voltage input Refrigerant, pipe length, blocked, … Check Point 1. Check the power source.(200~240V) 2.
  • Page 96 1. Check the Tab1 connection condition. (Refer to outdoor wiring diagram) 2. Check the CN_COIL(IN), CN_COIL(OUT) connection condition. 3. Check the DC Link voltage at not operating(260V ) 4. Check the DC Link voltage at Comp operating(500V ) 96 Universal System Air Conditioner...
  • Page 97 Troubleshooting Guide 8) Troubleshooting CH24, CH25 Display Title Cause of error Check point & Normal condition code • Check the connection of “CN_Press”. • Low / High press Press S/W Open • Check the components. S/W open. Check the power source. •...
  • Page 98 2. Check the connection condition of Comp. U,V,W wire. 3. Check the connection condition of CN_IPM(P), CN_IPM(N). 4. Check the comp resistor and insulation resistance . 5. Check the IPM. 6. Check the pressure of refrigerant. 7. Check the Service Valve Open. 98 Universal System Air Conditioner...
  • Page 99 Troubleshooting Guide 10) Troubleshooting CH32 Display Title Cause of error Check point & Normal condition code • Check the discharge pipe sensor for INV. • Check the install condition for over load. D-pipe (Inverter) • Discharge sensor • Check the leakage of refrigerant. temp.
  • Page 100 • The voltage of "C01N" Is 4.0Vdc(25A) . Figure 1. Figure 2. DC 2.5V Check Point 1. Check the input voltage.(200~240V) 2. Check the voltage of C01N at not operating.(0V) 3. Check the voltage of Figure2. red point at not operating.(2.5V) 100 Universal System Air Conditioner...
  • Page 101 Troubleshooting Guide 12) Troubleshooting CH41, CH44, CH45, CH46, CH47, CH65 Display Title Cause of error Check point & Normal condition code • Open / Short • Normal resistor : 200KΩ / at 25°C (Unplugged) D-pipe sensor (Inverter) • Soldered poorly •...
  • Page 102 Max. single indoor unit capacity AUUW368C AUUW368C1 AUUW428C AUUW488C AUUW608C Check Point • CH 60 • CH 51 1. Check the insertion condition of EEPROM. 1. Check the indoor unit capacity. 2. Check the poor soldering 102 Universal System Air Conditioner...
  • Page 103 Troubleshooting Guide 14) Troubleshooting CH54 Display Title Cause of error Check point & Normal condition code • 3-phase wrong wiring of • Abnormal Main PCB 3-phase wrong wiring outdoor unit (Reverse • No connection of CN_Phase of main outdoor unit Phase /omission of •...
  • Page 104 Down Check Point • CH 62 • CH 61 1. Check the fan is locked. 1. Check the install condition for over load. (Refrigerant, Pipe length, Blocked, …) 2. Check the sensor of heat sink. 104 Universal System Air Conditioner...
  • Page 105 Troubleshooting Guide 16) Troubleshooting CH67, CH105 Display Title Cause of error Check point & Normal condition code Outdoor fan • Check the fan condition. • Outdoor fan is not oper- lock • Check the fan connector ating • Communication error Communication error •...

  • Page 106: Electronic Control Device

    Electronic Control Device IV. Electronic Control Device Ceiling Cacsette Type...................107 Ceiling Duct Type..................108 Celing Suspended ..................109 Outdoor Unit....................110 106 Universal System Air Conditioner...

  • Page 107: Ceiling Cassette Type

    Electronic Control Device Ceiling Cacsette Type Main P.C.B ASM Service Manual 107...

  • Page 108: Ceiling Duct Type

    Electronic Control Device Ceiling Duct Type (BG/BR Series) 108 Universal System Air Conditioner...

  • Page 109: Ceiling Suspended

    Electronic Control Device Ceiling Suspended (VK/VL Series) Service Manual 109...

  • Page 110: Outdoor Unit

    Electronic Control Device Outdoor Unit 1) Component side 110 Universal System Air Conditioner...
  • Page 111 Electronic Control Device 2) Solder side Service Manual 111...

  • Page 112: Schematic Diagram

    Schematic Diagram V. Schematic Diagram Ceiling Cacsette Type...................113 Ceiling Duct Type..................114 Celing Suspended ....................Outdoor Unit......................112 Universal System Air Conditioner...

  • Page 113: Ceiling Cassette Type

    Schematic Diagram Ceiling Cassette Type Service Manual 113...

  • Page 114: Ceiling Duct Type

    Schematic Diagram Ceiling Duct Type 114 Universal System Air Conditioner...

  • Page 115: Ceiling Suspended

    Schematic Diagram Ceiling Suspended Service Manual 115...
  • Page 116 Schematic Diagram Outdoor Unit 116 Universal System Air Conditioner...

  • Page 117: Functional Description

    Functional Description VI. Functional Description Ceiling Cacsette Type...................118 Ceiling Duct Type..................120 Celing Suspended ..................123 Outdoor Unit....................126 Service Manual 117...

  • Page 118: Ceiling Cassette Type

    Speed Speed Speed Swirl Swing Control Vane 2 Vane 2, 4 is almost vane closed while vane1, 3 is opened. Vane 1, 3 and vane 2,4 turn over minutely Vane 1 Vane 3 Vane 4 118 Universal System Air Conditioner...

  • Page 119: Heating Mode Operation

    Ceiling Cassette Type Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following. Indoor unit 35°C Heat-Exchanger temperature 32°C 29°C 21°C 17°C Intake Air Temperature 3min Low fan during 10sec Setting Temperature +4°C(Unit Sensing) +2°C(Remo Sensing)

  • Page 120: Ceiling Duct Type

    Intake Air Temperature SET TEMPERATURE +0.5°C (Thermo. ON) SET TEMPERATURE -0.5°C (Thermo. OFF) More than More than 3 minutes 3 minutes Selecting Selecting Selecting INDOOR FAN fan speed fan speed fan speed COMPRESSOR 120 Universal System Air Conditioner...
  • Page 121 Ceiling Duct Type Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following. Indoor unit 40°C Heat-Exchanger temperature 33°C 30°C 27°C 20°C Intake Air Temperature 3min Low fan during 10sec Setting Temperature +4°C(Unit Sensing) +2°C(Remo Sensing)
  • Page 122 • The indoor fan does not rotate until the indoor unit Hex-Exchanger temperature reaches 27°C. • The operation diagram is as following. Indoor unit Heat-Exchanger temperature 33°C 27°C 20°C 1min 1min Compressor Outdoor fan Setting fan Setting fan Indoor fan spped spped 4way Valve 122 Universal System Air Conditioner...

  • Page 123: Ceiling & Floor

    Ceiling & Floor Ceiling & Floor The function of main control 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 microcontroller control. Cooling Mode Operation •...
  • Page 124 While the indoor Heat-Exchanger temperature is higher than 35°C, fan operates at low speed, when it becomes lower than 35°C fan stops. For eluminating latent heat-loss, fan operates at low speed for 10 seconds periodically. 124 Universal System Air Conditioner...
  • Page 125 Ceiling & Floor Hot-Start Control • The indoor fan does not rotate until the indoor unit Hex-Exchanger temperature reaches 21°C. • The operation diagram is as following. Indoor unit Heat-Exchanger temperature 32°C 21°C 17°C 1min Compressor Outdoor fan Setting fan Setting fan Indoor fan spped...

  • Page 126: Outdoor Units

    Step_base Long piping Comp. Step compensation by setting long piping ∆Step_TAO step compensation by TAO (Outdoor temp.) ∆Step_TAI step compensation by TAI (Indoor temp.) ∆Step_DTAI Step Compensation of temperature difference Indoor Temp. and Setting Temp. 126 Universal System Air Conditioner...
  • Page 127 Outdoor Units Target frequency step (Step_base) exceeds maximum step, the Step_base value follows the maximum step value. The compressor get the minimum step in case Step_base value is lower than the minimum step of operating capacity. Compressor operation range Control Capacity Inverter Compressor...

  • Page 128: Eev Control

    : T target > Tout - LEV pulse down : T target < Tout 4) LEV pulse change Value 8 pulse (P1-P0 > 4°C) 4 pulse (4°C ≥P1-P0 > 3°C) 2 pulse (3°C ≥P1-P0 > 1°C) 128 Universal System Air Conditioner...

  • Page 129: Fan Control

    Outdoor Units 1.4 Fan control Control logic of outdoor fan depends on Outdoor temperature. (1) Single fan model (2) Two fan model(36k) Step_Fan Fan (A) Fan (B) Step_Fan Fan A High High High High Outdoor Cooling Single FAN Cooling two FAN temperature Step_Fan + 2 41°C...
  • Page 130 Step_Fan + 1 24°C -1°C Step_Fan - 4 Step_Fan + 3 18°C -7°C Step_Fan - 6 Step_Fan + 4 14°C Step_Fan - 7 9°C Step_Fan - 8 2°C Step_Fan - 8 -5°C Step_Fan - 8 130 Universal System Air Conditioner...

  • Page 131: Special Control

    Outdoor Units 2. Special control 2.1 Defrost control 2.1.1 Starting to the defrosting operation 1) Defrost operation will be start when the conditions below are matched a) Accumulation time of operation and the period after completion of defrost = 35 min. b) After 10 minutes from re-starting the compressor .In case of being over 35 minutes of accumulated operating time, defrosting operation starts after 10 minutes.

  • Page 132: Low Ambient Control

    2) After defrost and oil returning operation, the continuous running time is resetted. 2.3.2 Operation Process 1) EEV-Full open, Hot gas bypass valve-On 2) Compressor Step-70Hz (Option) 3) Reversing valve-Off(Process of Off/On, follows defrost operating.) 4) Outdoor Fan-Low step 132 Universal System Air Conditioner...
  • Page 133 Outdoor Units 2.4 Sump heating control 2.4.1 Inverter compressor sump heating fuction : A function protecting inverter compressor from damages, by increasing oil viscosity in low outdoor temperature. For the control,compressor operates in low frequencies. Operating condition :in case of the following 3 conditions are fulfilled at the same time. - Outdoor temperature, D-pipe temperature, Heat sink temperature : below 0°C, OD temp.

  • Page 134: Protection Control

    System will stop if this situation occurs 5 times in 1 hour and error code will be generated. D-Pipe temp Toff(105)°C T2(95)°C T1(90)°C 5 Hz 5 Hz COMP Down Down Expansion Stop control Pulse Up Pulse Up valve 134 Universal System Air Conditioner...
  • Page 135 Outdoor Units 3.1.2 Discharge pipe control for constant compressor 1) There can be two situations (a) Sensor is failed (error code for sensor failure will be generated) (b) Abnormal high temperature discharge temperature (error code for high discharge will be generated) Both cases unit will stop.
  • Page 136 And after 3 min turn on the compressor and check the current again. b) If CT2 occurs 5 times in 1 hour,stop the operation and shows Self-Diagnosis Error Mode 22 Model cooling heating CT 2 (CT 1) (CT 1) 48~60k 136 Universal System Air Conditioner...
  • Page 137 Outdoor Units 3.3 Inverter Protection control(2) 3.3.1 Function : Power module failure protection by checking the temperature of heat sink. There is a temperature sensor for checking the heat sink temperature. 3.3.2 Heat sink sensor failure error Short Check : if temperature ≥130°C Open Check : if temperature <...
  • Page 138 Exploded View & Replacement Parts List VII. Exploded View & Replacement Parts List Indoor Unit ....................139 Outdoor Unit ....................148 Panel Assembly, Front .................152 138 Universal System Air Conditioner...

  • Page 139: Indoor Units

    Exploded View & Replacement Parts List Indoor Unit Ceiling Cassette Type ATNH-DL 349490 249951 266090 268714 159830 354211-2 130411 354211-1 552111 352118-1 330870 158591 266012 Service Manual 139...
  • Page 140 Exploded View & Replacement Parts List 130411 W0CZZ 346810 359012 130911-2 130911-1 267110-1 267110-2 352150-2 140 Universal System Air Conditioner...

  • Page 141: Parts List

    Exploded View & Replacement Parts List Parts List Part No. LOCA- DESCRIPTION TION No. CODE ATNH366DLFC ATNH426DLFC ATNH486DLFC ATNH606DLFC 130411 BASE ASSEMBLY,WELD(INDOOR) 3041A10016A 3041A10016A 3041A10016A 3041A10016A 130911-1 CABINET ASSEMBLY,INDOOR 3091A20035A 3091A20035A 3091A20035A 3091A20035A 130911-2 CABINET ASSEMBLY,INDOOR 3091A20035B 3091A20035B 3091A20035B 3091A20035B 158591 PUMP ASSEMBLY,WATER 5859A20001T...
  • Page 142 Exploded View & Replacement Parts List Ceiling Concealed Duct Type ABNH-HL, ABNH-GL 336610-1 359012-1 346810 359012-2 336610-1 336610-2 W0CZZ 267110-1 354210 249951 268714 267110-1 152302 552111 352118 330870 142 Universal System Air Conditioner...
  • Page 143 Exploded View & Replacement Parts List ABNH-RL Service Manual 143...
  • Page 144 2A00986D 354210 EVAPORATOR ASSEMBLY,FIRST 5421A10027A 552111 TUBE ASSEMBLY,DISTRIBUTOR 5211A20693E 352118 TUBE ASSEMBLY,MENIFOLD(INDOOR) 5211A20416J 330870 DRAIN PAN ASSEMBLY 3087A10008A 249951 CONTROL BOX ASSEMBLY,INDOOR 4995A14002U 268714 PWB(PCB) ASSEMBLY,MAIN 6871A00090C 267110-1 REMOTE CONTROLLER ASSEMBLY 6711A10008D 152302 FILTER(MECH),A/C 5230A30001L 144 Universal System Air Conditioner...
  • Page 145 Exploded View & Replacement Parts List Part No. LOCATION DESCRIPTION SVC CODE ABNH426RLAC ABNH486RLAC ABNH606RLAC 336600-1 HOUSING (MECH),WRAPPER 3660A20044A 3660A20044A 3660A20044A 336600-2 HOUSING (MECH),WRAPPER 3660A20045A 3660A20045A 3660A20045A 346810 MOTOR ASSEMBLY,INDOOR 4681A10032A 4681A10032A 4681A10032A 359012-1 FAN ASSEMBLY,BLOWER 5901A10051A 5901A10051A 5901A10051A 359012-2 FAN ASSEMBLY,BLOWER 5901A10053A 5901A10053A 5901A10053A...
  • Page 146 Exploded View & Replacement Parts List Ceiling Suspended AVNH-KL/LL 147581 330860 237202 147581 152302 249310 146811 137211 135303 135312 354212 135515-1 352118 W0CZZ W3110 267110-2 268711 267110-1 346810-1 346810-2 359012 268711-1 336600-1 249951 567480-1 567480-2 567480-3 336600-2 135515-2 146 Universal System Air Conditioner...
  • Page 147 Exploded View & Replacement Parts List Parts List Part No. LOCA- DESCRIPTION AVNH366KLAC TION No. CODE AVNH426LLAC AVNH486LLAC AVNH606LLAC AVNH366KLA1 336600-1 Housing,Wrapper 3660A20047A 3660A20047A 3660A20047A 3660A20047A 336600-2 Housing,Wrapper 3660A20048A 3660A20048A 3660A20048A 3660A20048A 359012 Fan,Blower 5900A20052A 5900A20052A 5900A20052A 5900A20052A 346810-1 Motor Assembly,AC 4681A20158C 4681A20158C 4681A20158C...

  • Page 148: Outdoor Units

    Exploded View & Replacement Parts List Outdoor Unit Model No.: AUUW368C / AUUW368C1 148 Universal System Air Conditioner...
  • Page 149 Exploded View & Replacement Parts List Parts List Part No. Location No. Description AUUW368C CODE AUUW368C1 430411 Base Assembly,Weld(Outdoor) 3041A20022T 550140 Damper,Compressor 4H00982E 554160 Compressor 5416A90008G 553000 Heater,Sump 2A00093R 552203-2 Valve,Service (_6.35) 2H02479D 552203-1 Valve,Service (_15.88) 5220A20013A 554030 Condenser Assembly,First 5403A20167G 552112 Tube Assembly,Condenser(In)
  • Page 150 Exploded View & Replacement Parts List Model No.: AUUW428C/AUUW488C/AUUW608C 150 Universal System Air Conditioner...
  • Page 151 Exploded View & Replacement Parts List Parts List Part No. Location Description CODE AUUW428C AUUW488C AUUW608C 137212 PANEL, SIDE 3721A20229A 3721A20229A 3721A20229A 26230-1 THERMISTOR ASSEMBLY(AIR, COND OUT) 6323A20020H 6323A20020H 6323A20020H 26230-2 THERMISTOR ASSEMBLY(DISCHARGE, SUCTION) 6323A20020J 6323A20020J 6323A20020J 349600 MOUNT, MOTOR 4960AP1214F 4960AP1214F 4960AP1214F...

  • Page 152: Panel Assembly, Front

    Exploded View & Replacement Parts List Panel Assembly, Front PT-HDA1/C1 146811 268712 152312 135314 135802 137211 152 Universal System Air Conditioner...
  • Page 153 Exploded View & Replacement Parts List Parts List Part No. LOCATION DESCRIPTION CODE PT-HDA1 PT-HDC1 137211 PANEL ASSEMBLY,FRONT(INDOOR) 3721A10106X 3721A10106Z 135314 GRILLE ASSY INLET 3531A10066A 3531A10066A 152312 FILTER ASSY,AIR CLEANER 5231A10004A 5231A10004A 146811 MOTOR ASSEMBLY,STEP 4681A20055A 4681A20055A 268712 PWB(PCB) ASSEMBLY,DISPLAY 6871A20096J 6871A20096J 135802...
  • Page 154 P/No.: MFL30301501 Printed in Korea...

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