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LG LB-H1860RH Service Manual
LG LB-H1860RH Service Manual

LG LB-H1860RH Service Manual

Ceiling duct type air conditioner

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Ceiling Duct Type
Air Conditioner

SERVICE MANUAL

MODELS: LB-H1860RH/RU/PH/FH
LB-H2460RH/RU/PH/FH
LB-G3660RH/RU/PH/FH
LB-G3680RH/FH
LB-E4880RH/FH
LB-E6080RH/FH

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Table of Contents
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Summary of Contents for LG LB-H1860RH

  • Page 1: Service Manual

    Ceiling Duct Type Air Conditioner SERVICE MANUAL MODELS: LB-H1860RH/RU/PH/FH LB-H2460RH/RU/PH/FH LB-G3660RH/RU/PH/FH LB-G3680RH/FH LB-E4880RH/FH LB-E6080RH/FH...
  • Page 2: Table Of Contents

    Contents Functions ..........................3 Product Specifications (Cooling & Heating) ................5 Dimensions ..........................11 Refrigeration Cycle Diagram ....................13 Wiring Diagram ........................15 Operation Details ........................21 Installation of Indoor, Outdoor Unit ..................24 Test Running...........................35 Optional Operation .........................37 E.S.P(External Static Pressure) Setting ................39 How to set E.S.P ? ........................40 Cycle ............................42 Cycle Troubleshooting Guide ....................45 Electronic Parts Troubleshooting Guide ................46...
  • Page 3: Functions

    Functions Indoor Unit Operation ON/OFF by Remote controller Sensing the Room Temperature • Room temperature sensor. (Thermistor) Room temperature control • Maintains the room temperature in accordance with the Setting Temp. • Indoor fan is delayed for 5 seconds at the starting. Starting Current Control Time Delay Safety Control •...
  • Page 4: Remote Controller

    Remote Controller Operation ON/OFF Operation Mode Selection Cooling Operation Mode ( Soft Dry Operation Mode ( Heating Operation Mode ( Auto Operation Mode ( (Cooling (Heating model only) model only) Fan Speed Selection AUTO (Low) (Med) (High) Room Temperature Display : High:39°C ↔...
  • Page 5: Product Specifications (Cooling & Heating)

    Product Specifications (Cooling & Heating) Model LB-H1860RH LB-H1860FH 1, 220-240, 50 1, 220-240, 50 Power Source Ø, V, Hz" 4,536(18,000) 4,536(18,000) Cooling Capacity kcal/h(BTU/h) 5,275 5,275 2,000 2,000 Input 4,546(18,000) Heating Capacity kcal/h(BTU/h) 5,275 2,000 Input Rated Load Amp. Cooling Heating 16.5/14.5/13...
  • Page 6 Model LB-H2460RH LB-H2460FH 1, 220-240, 50 1, 220-240, 50 Power Source Ø, V, Hz" 6,048(24,000) 6,048(24,000) Cooling Capacity kcal/h(BTU/h) 7,034 7,034 2,950 2,950 Input 6,048(24,000) Heating Capacity kcal/h(BTU/h) 2,650 Input Rated Load Amp. Cooling Heating 18/16.5/14 18/16.5/14 Air Volumn Cooling(H/M/L) CMM(m /min) 18/16.5/14...
  • Page 7 Model LB-G3680RH LB-G3680FH Power Source Ø, V, Hz" 3, 380-415, 50 3, 380-415, 50 8,820(3,500) 8,820(3,500) Cooling Capacity kcal/h(BTU/h) 10,257 10,257 Input 4,050 4,050 9,072(36,000) Heating Capacity kcal/h(BTU/h) 14,067 Input 3,470 Rated Load Amp. Cooling Heating Air Volumn Cooling(H/M/L) 32/29/26.5 32/29/26.5 CMM(m /min)
  • Page 8 Model LB-G3660RH LB-G3660PH LB-G3660FH 1, 220-240, 50 1, 220-240, 50 1, 220-240, 50 Power Source Ø, V, Hz" 8,820(3,500) 8,820(3,500) 8,820(3,500) Cooling Capacity kcal/h(BTU/h) 10,257 10,257 10,257 4,270 4,270 4,100 Input 9,072(36,000) 9,072(36,000) Heating Capacity kcal/h(BTU/h) 14,067 14,067 3,600 3,600 Input Rated Load Amp.
  • Page 9 LB-E4880RH LB-E4880FH Model 3, 380-415, 50 3, 380-415, 50 Power Source Ø, V, Hz" Cooling Capacity kcal/h(BTU/h) 12,096(48,000) 12,096(48,000) 14,066 14,066 Input 5,250 5,250 Heating Capacity kcal/h(BTU/h) 12,096(48,000) 14,066 Input 4,700 Electhic Heater Capacity Rated Load Amp. Cooling Heating 40/35/30 40/35/30 Air Volumn Cooling(H/M/L)
  • Page 10 LB-E6080RH LB-E6080FH Model 3, 380-415, 50 3, 380-415, 50 Power Source Ø, V, Hz" Cooling Capacity kcal/h(BTU/h) 14,111(56,000) 14,111(56,000) 16,412 16,412 Input 6,150 6,150 Heating Capacity kcal/h(BTU/h) 15,120(60,000) 17,584 Input 5,200 Electhic Heater Capacity Rated Load Amp. Cooling Heating 49/45/40/35 49/45/40/35 Air Volumn Cooling(H/M/L)
  • Page 11: Dimensions

    Dimensions (1) Indoor Unit W(mm) H(mm) D(mm) MODEL LB-H1860RH/FH LB-H2460RH/FH LB-G3660RH/PH/FH 1,180 LB-G3680RH/FH LB-E4880RH/FH 1,230 LB-E6080RH/FH –11–...
  • Page 12 (2) Outdoor Unit (18K/24K/36K) (48K/60K) W(mm) H(mm) D(mm) MODEL LB-H1860RH/FH LB-H2460RH/FH LB-G3660RH/PH/FH LB-G3680RH/FH LB-E4880RH/FH 1,220 LB-E6080RH/FH –12–...
  • Page 13: Refrigeration Cycle Diagram

    Refrigeration Cycle Diagram • HEAT PUMP (LB-H1860RH/LB-H2460RH/LB-G3680RH/LB-G3660RH/ LB-G3660PH/LB-E4880RH/LB-E6080RH) INDOOR UNIT OUTDOOR UNIT LIQUID SIDE CAPILLARY TUBE HEAT HEAT EXCHANGER EXCHANGER GAS SIDE REVERSING VALVE COOLING COMPRESSOR HEATING *Additional Pipe size(Diameter: ø) Piping length(m) Elevation(m) MODEL refrigerant Liquid Rated Max. Rated Max.
  • Page 14 • COOLING ONLY (LB-H1860FH/LB-H2460FH/LB-G3660FH/LB-G3680FH/ LB-E4880FH/LB-E6080FH) INDOOR UNIT OUTDOOR UNIT LIQUID SIDE CAPILLARY TUBE HEAT HEAT EXCHANGER EXCHANGER (CONDENSER) (CONDENSER) COMPRESSOR GAS SIDE *Additional Pipe size(Diameter: ø) Piping length(m) Elevation(m) MODEL refrigerant Liquid Rated Max. Rated Max. (g/m) LB-H1860FH 5/8" 1/4" LB-H2460FH 5/8"...
  • Page 15: Wiring Diagram

    Wiring Diagram HEAT PUMP Model : LB-H1860RH OUTDOOR WIRING DIAGRAM INDOOR WIRING DIAGRAM WIRING OF FIELD VENTILATOR INDOOR DRAIN CAPACITOR MOTOR PUMP FUSE 250V 5A MOTOR CAPACITOR FUSE COMP 250V 3.15A REMOVE JUMP WIRE WHEN CONNECTING TRIAC FIRE ALARM SYSTEM...
  • Page 16: Heat Pump

    HEAT PUMP Model : LB-H2460RH OUTDOOR WIRING DIAGRAM INDOOR WIRING DIAGRAM CAPACITOR VENTILATOR INDOOR DRAIN MOTOR PUMP CAPACITOR FUSE MOTOR 250V 5A COMP FUSE REMOVE JUMP WIRE 250V 3.15A WHEN CONNECTING FIRE ALARM SYSTEM TRIAC REVERSING POWER pipe TH VALVE PIPE RELAY GN/YL...
  • Page 17 HEAT PUMP Model : LB-G3660RH/PH OUTDOOR WIRING DIAGRAM INDOOR WIRING DIAGRAM REMOVE JUMP WIRE WHEN CONNECTING FIRE ALARM SYSTEM INDOOR DRAIN C TH MOTOR PUMP FUSE 250V 8A TRIAC PIPE THERMISTOR 220-240V 1Ø, 50Hz FLOAT S/W POWER SUPPLY REMOTE GN/YL CONTROL PTCR TERMINAL...
  • Page 18 HEAT PUMP Model : LB-G3680RH OUTDOOR WIRING DIAGRAM INDOOR WIRING DIAGRAM INDOOR DRAIN MOTOR PUMP REMOVE JUMP WIRE WHEN CONNECTING C TH T2 T3 FUSE FIRE ALARM SYSTEM 250V 8A TRIAC T/B1 PIPE THERMISTOR T/B2 FLOAT S/W 20SV REMOTE GN/YL CONTROL GN/YL TERMINAL...
  • Page 19 HEAT PUMP Model : LB-E4880RH OUTDOOR WIRING DIAGRAM INDOOR WIRING DIAGRAM REMOVE JUMP WIRE WHEN CONNECTING FIRE ALARM SYSTEM Fuse (250V 5A) INDOOR DRAIN pipe TH MOTOR PUMP FUSE Fuse 250V10A T/B3 (250V 5A) FUSE T3.15A S T N CRANK-CASE HEATER PIPE T/B1...
  • Page 20 HEAT PUMP Model : LB-E6080RH OUTDOOR WIRING DIAGRAM INDOOR WIRING DIAGRAM REMOVE JUMP WIRE WHEN CONNECTING FIRE ALARM SYSTEM Fuse (250V 5A) INDOOR DRAIN C TH Deice PCB HIGH PRESSURE S/W MOTOR PUMP FUSE Fuse 250V10A (250V 5A) POWER RELAY CRANK-CASE S T N HEATER...
  • Page 21: Operation Details

    Operation Details (1) The function of main control 1. Time Delay Safety Control • 3min The compressor is ceased for 3minutes to balance the pressure in the refrigeration cycle. (Protection of compressor) • 30sec The 4-way valve is ceased for 30sec. to prevent abnormal noise when the Heating operation is OFF or switched to the other operation mode while compress is off.
  • Page 22 4. Heating Mode Operation (Except Cooling Model) The unit will operate according to the setting by the remote controller and the operation diagram is shown as following. Intake Air temp. Setting temp.+3°C (Compressor OFF) Setting temp. (Compressor ON) minimum minimum minimum 1min 10sec.
  • Page 23: Defrost Control

    6. Defrost Control • Defrost control is available 45 minutes later since heating mode operation started, and it will not prolong over 10 minutes. • Defrost control is carried out when the outdoor pipe temp. falls below -6°C for more than 3 minutes after 45 minutes passed from starting of heating operation.
  • Page 24: Installation Of Indoor, Outdoor Unit

    Installation of Indoor, Outdoor Unit 1. Selection of the best location Inspection hole 1) Indoor unit Top view (600X600) (unit: mm) Control box Select location Install the air conditioner in the location that satis- fies the following conditions. • The place shall easily bear a load exceeding four times the indoor unit’s weight.
  • Page 25: Indoor Unit Installation

    2. Indoor unit installation 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. • Apply a filter Accessory at air return hole. (Unit:mm) Dimension Capacity...
  • Page 26: The Indoor Unit Installation

    3. The Indoor Unit Installation • Select and mark the position for fixing bolts. • Drill the hole for set anchor on the face of ceiling. Old building New building • Insert the set anchor and washer onto the suspen- sion bolts for locking the suspension bolts on the ceil- ing.
  • Page 27: Wired Remote Control Installation

    WIRED REMOTE CONTROL INSTALLATION DISASSEMBLING • Separate the under plate from Remote control box. Front case Lever carefully Remote control the box open box body using a screw • Fix the cord clamps on the wall by ø 3 tapping driver, etc.
  • Page 28: Connecting Cables Between Indoor Unit And Outdoor Unit

    5. Connecting Cables between Indoor Unit and Outdoor Unit 1) Connecting cables to the Indoor Unit Connect the wires to the terminals on the control board individually according to the outdoor unit connection. • Ensure that the color of the wires of outdoor unit and the terminal No. are the same as those of indoor unit respectively 18K/24K Btu •...
  • Page 29 Perform the electrical wiring work according to the electrical ELECTRICAL WIRING wiring connection. • All wiring must comply with local requirements. • Select a power source that is capable of supply- Circuit Breaker ing the current required by the air conditioner. Main •...
  • Page 30: Electrical Wiring

    Perform the electrical wiring work according to the electrical wiring ELECTRICAL WIRING connection. • All wiring must comply with local requirements. Circuit Breaker • Select a power source that is capable of supplying Use a 35A(60K) circuit breaker or time the current required by the air conditioner.
  • Page 31: Connecting Pipes To The Indoor Unit

    6. Connecting Pipes to the Indoor Unit • Preparation of Piping Main cause of gas leakage is defect in flaring work. Carry out correct flaring work in the following procedure. 1) Cut the pipes and the cable. Use the accessory piping kit or the pipes purchased Copper locally.
  • Page 32: Piping Connection

    Piping Connection 1. Form the piping according to its routing. Avoid bend- Liquid side ing and bending back the same piping point more than three times. (This will result in hardening the Indoor pipe.) unit 2. After deforming the piping, align centers of the union fitting of the indoor unit and the piping, and tighten Outdoor Flare connection...
  • Page 33 CAUTION 1. Install declination of the indoor unit is very important for the drain of the duct type air conditioner. 2. Minimum thickness of the insulation for the connecting pipe shall be 5mm. Front of view • The unit must be horizontal or declined to the drain hose connected when finished installation. Ceiling CORRECT INCORRECT...
  • Page 34: Refrigerant Pipe

    • Drill the piping hole with 70mm dia, hole WALL core drill. Indoor Outdoor • Piping hole should be slightly slant to the outdoor side. 5~7mm INSULATION, OTHERS Insulate the joint and tubes completely. THERMAL INSULATION All thermal insulation must comply with local requirement. INDOOR UNIT Union for liquid pipe Thermal insulator for refrigerant pipe...
  • Page 35: Test Running

    FORM THE PIPINGS Seal a small opening around the pipings 1. Wrap the connecting portion of indoor unit with with gum type sealer. the Insulation material and secure it with two Plastic Bands. (for the right pipings) • If you want to connect an additional drain hose, the end of the drain-outlet should keep distance Drain hose from the ground.
  • Page 36 2) Connection of power supply 1. Connect the power supply cord to the independent power supply. • Circuit breaker is required. 2. Operate the unit for fifteen minutes or more. 3) Evaluation of the performance 1. Measure the temperature of the intake and discharge air. 2.
  • Page 37: Optional Operation

    Optional Operation 1) Two Thermistor System (1) Open the rear cover of the wired remote-controller to set the mode. (2) Select one of three selectable modes as follows. • Position 1: The room temperature is controlled by the thermistor of the main body. •...
  • Page 38: Wiring Design

    2) Group Control(Optional Wiring) • You can use a group control operation after connecting the brown and yellow wire of each air-conditioner. • Remove the resistor "OP 7" in remote controller. • It operates maximum 16 Units by only one Wired Remote Controller, and each Unit starts sequentially to prevent overcurrent.
  • Page 39: External Static Pressure) Setting

    E.S.P.(External Static Pressure) Setting (18K, 24K. 36K) (1) Open the rear cover of the wired remote-controller to set the mode. (2) Select one of three selectable modes as follows. Without Zone System 1. Position V-H, F-H: • This position sets the maximum E.S.P as a default set. 2.
  • Page 40: How To Set E.s.p

    How to set E.S.P? (18K, 24K. 36K) Procedure of RPM change: Ex) External Static pressure is 6mmAq for Model Name "LB-H1860RH" • To protect the unit, compressor is designed to be off during E.S.P. setting. Push the "On/Off" button. The unit will start.
  • Page 41 [Table. 1] Static Pressure(mmAq) Model Name Step(Hi/Med/Lo) Setting Value 16.5 CMM LB-H1860RH/FH 14.5 CMM 13 CMM 18 CMM LB-H2460RH/FH 16.5 CMM 14 CMM 32 CMM LB-G3680RH/FH 29 CMM LB-G3660RH/PH/FH 26.5 CMM Note: 1. Be sure to set the value refering table 1. Unexpected set value will cause mal-function.
  • Page 42: Cycle

    Cycle 1. Installation (Connecting the piping between indoor and outdoor unit) Liquid side Indoor unit Outdoor unit Gas side Gas cylinder Purge the air • Installation (1) Connect the piping between the indoor and (5) If there is no leakage, discharge N in piping outdoor unit firmly.
  • Page 43 2. Disconnection (on moving) Liquid side Indoor unit Outdoor unit Gas side Retrieving Tank • Disconnection (1) Attach the charging hose (manifold gage) to (6) Disconnect the piping between indoor and the service port. outdoor unit and then put on service cap to –...
  • Page 44: Gas Charging

    3. Gas Charging (After Evacuation) Liquid side Indoor unit Open Outdoor unit 2-Way valve Gas side Open 3-Way valve Check valve Charging cylinder OPEN CLOSE • Procedure This is different from previous procedures. (1) Connect the charge hose to the charging Because you are charging with liquid refrigerant cylinder.
  • Page 45: Cycle Troubleshooting Guide

    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. Difference Refrigerant leakege Temp.
  • Page 46: Electronic Parts Troubleshooting Guide

    Electronic Parts Troubleshooting Guide Possible Trouble 1 : The unit does not operate. Check the FUSE Is the input voltage and the wiring diagram. of transformer AC230V? Is the input voltage Check the main P.C.B of IC03D about AC12V? pattern. Is the output voltage Exchange IC03D.
  • Page 47 Possible Trouble 2 : The indoor fan does not operate. Is it the HOT It is normal operation. START mode? Is IC01M operated Exchange IC01M. normally? Is the each Relay Exchange Relay. any problem? Check the fan motor and connector.(CN-MOTOR) Possible Trouble 3 : Ineffective Heating Adjust operation mode.
  • Page 48 Possible Trouble 4 : Wired remote controller does not operate. Check the parts of Is the LCD operated communication. normally? Connector CN-Remo, and Is the terminal of wired terminals of wired Remocon T2 DC12V? Remocon exactly. Check the wired Remocon Is the pin 39, 40 of PCB and DC 12V pattern.
  • Page 49: Electronic Control Device

    Electronic control device MAIN P.C.B ASM –49–...
  • Page 50: Exploded View And Replacement Parts List

    Exploded View and Replacement Parts List 1. Indoor Unit • Models: LB-H1860RH/RU/PH/FH, LB-H2460RH/RU/PH/FH, LB- G3660RH/RU/PH/FH, LB-G3680RH/FH 346810 359012 336610-1 336610-2 W0CZZ 263230-1 263230-2 267110-1 354210 249951 268714 267110-2 152302 552111 352118 330870 –50–...
  • Page 51 Parts List • Models:LB-H1860RH/RU/PH/FH LOCATION Part No. REMARKS DESCRIPTION LB-H1860RH LB-H1860RU LB-H1860PH LB-H1860FH 152302 FILTER(MECH),A/C 5230A30001M 5230A30001M 5230A30001M 5230A30001M 158591 PUMP ASSEMBLY,WATER 5859A20002A 249951 CONTROL BOX ASSEMBLY,INDOOR 4995A20164N 4995A20164N 4995A20164N 4995A10081A 263230-1 THERMISTOR ASSEMBLY 6323AQ3226G 6323AQ3226G 6323AQ3226G 6323AQ3226G 263230-2 THERMISTOR ASSEMBLY...
  • Page 52 Parts List • Models:LB-H2460RH/RU/PH/FH LOCATION Part No. REMARKS DESCRIPTION LB-H2460RH LB-H2460RU LB-H2460PH LB-H2460FH 152302 FILTER(MECH),A/C 5230A30001M 5230A30001M 5230A30001M 5230A30001M 158591 PUMP ASSEMBLY,WATER 5859A20002A 249951 CONTROL BOX ASSEMBLY,INDOOR 4995A20164Q 4995A20164Q 4995A20164Q 4995A10081B 263230-1 THERMISTOR ASSEMBLY 6323AQ3226G 6323AQ3226G 6323AQ3226G 6323AQ3226G 263230-2 THERMISTOR ASSEMBLY 6323AQ3214E 6323AQ3214E 6323AQ3214E 6323AQ3214E...
  • Page 53 Parts List • Models:LB-G3660RH/RU/PH/FH, LB-G3680RH/FH Part No. LOCATION REMARKS DESCRIPTION LB-G3660RH/PH LB-G3660FH LB-G3680RH LB-G3680FH 152302 FILTER(MECH),A/C 5230A30001L 5230A30001L 249951 CONTROL BOX ASSEMBLY,INDOOR 4995A20011W 4995A20164B 263230-1 THERMISTOR ASSEMBLY 6323AQ3226G 6323AQ3226G 263230-2 THERMISTOR ASSEMBLY 6323AQ3214E 6323AQ3214E 267110-1 REMOTE CONTROLLER ASSEMBLY 6711A20043D 6711A20043E 267110-2 REMOTE CONTROLLER ASSEMBLY(OPTION) 6711A20041E...
  • Page 54 • Model: LB-E4880RH/FH, LB-E6080RH/FH –54–...
  • Page 55 Parts List • Models: LB-E4880RH/FH Part No. LOCATION DESCRIPTION REMARKS LB-E4880RH LB-E4880FH 152302 FILTER(MECH),A/C 5230A30001A 5230A30001A 249951 CONTROL BOX ASSEMBLY,INDOOR 4995A20164J 4995A20164K 263230-1 THERMISTOR ASSY 6323AQ3214Q 6323AQ3214Q 263230-2 THERMISTOR ASSEMBLY 6323AQ3226G 6323AQ3226G 267110-1 REMOTE CONTROLLER ASSEMBLY 6711A20043D 6711A20043E 267110-2 REMOTE CONTROLLER ASSEMBLY(OPTION) 6711A20041E 6711A20041D 268714...
  • Page 56 Parts List • Models: LB-E6080RH/FH Part No. LOCATION DESCRIPTION REMARKS LB-E6080RH LB-E6080FH 152302 FILTER(MECH),A/C 5230A30001A 5230A30001A 249951 CONTROL BOX ASSEMBLY,INDOOR 4995A10081C 4995A10081D 263230-1 THERMISTOR ASSY 6323AQ3214Q 6323AQ3214Q 263230-2 THERMISTOR ASSEMBLY 6323AQ3226G 6323AQ3226G 267110-1 REMOTE CONTROLLER ASSEMBLY 6711A20043D 6711A20043E 267110-2 REMOTE CONTROLLER ASSEMBLY(OPTION) 6711A20041E 6711A20041D 268714...
  • Page 57 2. Outdoor Unit • Models: LB-H1860RH/RU/PH/FH, LB-H2460RH/RU/PH/FH –57–...
  • Page 58 Parts List • Models:LB-H1860RH/RU/PH/FH LOCATION Part No. REMARKS DESCRIPTION LB-H1860RH/RU LB-H1860PH LB-H1860FH 268711 PWB(PCB) ASSEMBLY,DEICER 6871A20034B 6871A20034B 349480 ORIFICE 4948AP2527A 4948AP2527A 4948AP2527A 435301 GRILLE,DISCHARGE 3530A20007J 3530A20007J 3530A20007J 546810 MOTOR ASSEMBLY,OUTDOOR 4681A20013T 4681A20013T 4681A20013T 552111 TUBE ASSEMBLY,CAPILLARY 5211A10218F 5211A10218F 5211A10218F 552112 TUBE ASSEMBLY,MENIFOLD(OUTDOOR)
  • Page 59 Parts List • Models:LB-H2460RH/RU/PH/FH LOCATION Part No. DESCRIPTION REMARKS LB-H2460RH/RU LB-H2460PH LB-H2460FH 268711 PWB(PCB) ASSEMBLY,DEICER 6871A20034B 6871A20034B 349480 ORIFICE 4948AP2527A 4948AP2527A 4948AP2527A 435301 GRILLE,DISCHARGE 3530A20007J 3530A20007J 3530A20007J 546810 MOTOR ASSEMBLY,OUTDOOR 4681A20013K 4681A20013K 4681A20008P 552111 TUBE ASSEMBLY,CAPILLARY 5211A10218G 5211A10218G 5211A10218G 552112 TUBE ASSEMBLY,MENIFOLD(OUTDOOR) 5211A20486A 5211A20486A 5211A20486A...
  • Page 60 • Models: LB-G3680RH/FH, LB-G3660RH/PH/FH –60–...
  • Page 61 Parts List • Models:LB-G3660RH/PH/FH LOCATION Part No. REMARKS DESCRIPTION LB-G3660RH/RU LB-G3660PH LB-G3660FH 268711 PWB(PCB) ASSEMBLY,DEICER 6871A20034E 6871A20034E 349480 ORIFICE 4948AP2527A 4948AP2527A 4948AP2527A 435301 GRILLE,DISCHARGE 3530A20007J 3530A20007J 3530A20007J 546810 MOTOR ASSEMBLY,OUTDOOR 4681A20061A 4681A20061A 4681A20061A 552111 TUBE ASSEMBLY,CAPILLARY 5425AP7109Y 5425AP7109Y 5425AP7109Y 552112 TUBE ASSEMBLY,CONDENSER IN 5211A30298L 5211A30298L 5211A30298L...
  • Page 62 Parts List • Models:LB-G3680RH/FH Part No. LOCATION DESCRIPTION REMARKS LB-G3680RH LB-G3680FH 268711 PWB(PCB) ASSEMBLY,DEICER 6871A20034B 349480 ORIFICE 4948AP2527A 4948AP2527A 435301 GRILLE,DISCHARGE 3530A20007J 3530A20007J 546810 MOTOR ASSEMBLY,OUTDOOR 4681A20061A 4681A20061A 552111 TUBE ASSEMBLY,CAPILLARY 5425AP7109Y 5425AP7109Y 552112 TUBE ASSEMBLY,CONDENSER IN 5211A30298L 5211A30298L 552116 TUBE ASSEMBLY,REVERSING 5211A20570E 5211A20570E...
  • Page 63 • Model: LB-E4880RH/FH, LB-E6080RH/FH –63–...
  • Page 64: Parts List

    Parts List • Models:LB-E4880RH/FH Part No. LOCATION DESCRIPTION REMARKS LB-E4880RH LB-E4880FH 268711 PWB(PCB) ASSY,DEICER 6871A20034A 435301 GRILLE,DISCHARGE 3530AP1225D 3530AP1225D 546810 MOTOR ASSEMBLY,OUTDOOR 4680AP2135M 4680AP2135M 548490 ACCUMULATOR ASSEMBLY(MECH) 4849A20008V 4849A20008V 552115 TUBE ASSEMBLY,MENIFOLD(OUTDOOR) 5211AP3988A 5211AP3988A 552116 TUBE ASSEMBLY,REVERSING 5221AP2715S 5221AP2715S 552201 VALVE,CHECK 4A00322A 552202...
  • Page 65 Parts List • Models:LB-E6080RH/FH Part No. LOCATION DESCRIPTION REMARKS LB-E6080RH LB-E6080FH 268711 PWB(PCB) ASSY,DEICER 6871A20015N 435301 GRILLE,DISCHARGE 3530AP1225D 3530AP1225D 546810 MOTOR ASSEMBLY,OUTDOOR 4680AP2135M 4680AP2135M 548490 ACCUMULATOR ASSEMBLY(MECH) 4849A20026A 4849A20001K 552115 TUBE ASSEMBLY,MENIFOLD(OUTDOOR) 5211AP3988A 5211AP3988A 552116 TUBE ASSEMBLY,REVERSING 5221AP2715T 5221AP2715Q 552201 VALVE,CHECK 4A00322A 552202...
  • Page 66: Plasma Air Cleaner

    Plasma Air Cleaner Safety First • Cut off the power supply before installation and maintenance. • Plasma air-cleaner must be installed at safe area where it is far away from the user. • Plasma air-cleaner must be installed at appointed location. •...
  • Page 67: How To Install

    How to install 2. Remove the three brackets from the 1. Remove the filter. indoor unit. 3. Open the rear panel. 4. Remove all the tapes. 5. Assemble the air cleaner. 6. Connect the lead wire to control box through the bushings.
  • Page 68: How To Maintain

    How to maintain 1. Remove the side panel. 2. Disconnect the lead wire. 3. Pull the sliding bracket. 4. Remove the air cleaner kit. 5. Wash the air cleaner kit. 6. Dry the air cleaner kit in a shaded lot until all the water become dry up completely.
  • Page 69: Service Parts List

    Service Parts List Location No. P/No. Description Remark 159830 5983A10003C Air cleaner kit 266090 6609A10002A H.V Assembly 6871A10008F ABPAHH 6871A10008G ABPAHC 6871A10008F ABPAGH 267110 6871A10008G Remote Controller ABPAGC 6871A10008D ABPAEH 6871A10008C ABPAEC 6871A10008E ABPAEZ Dimension Dimension (mm) Model ABPAHH ABPAHC ABPAGH 1092 ABPAGC...
  • Page 70 MEMO –70–...
  • Page 71 January, 2005 P/No.: 3828A20328A Printed in Korea...

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