LG LP-K3063ZA Manual

Floor standing air conditioner exploded view

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Internal Use Only
http://biz.lgservice.com
Floor Standing Air Conditioner
SVC MANUAL(Exploded View)
MODEL : LP-K Series
CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual.
Only for authorized service personnel.

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Summary of Contents for LG LP-K3063ZA

  • Page 1 Internal Use Only http://biz.lgservice.com Floor Standing Air Conditioner SVC MANUAL(Exploded View) MODEL : LP-K Series CAUTION Before Servicing the unit, read the safety precautions in General SVC manual. Only for authorized service personnel.
  • Page 2: Table Of Contents

    Installation of Indoor, Outdoor Unit Test Running 3-way Valve Cycle Troubleshooting Guide Electronic Parts Troubleshooting Guide Electronic Control Device Schematic Diagram Exploded View - 2 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 3: Functions

    • Used to circulate room air without cooling. AutoRestart • The power comes on again after a power failure. - 3 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 4: Remote Control

    Room Temperature Control • Up: up to 30°C • Down: down to 16°C Indoor Fan speed control • High, Low - 4 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 5 Sensing Heat Exchanger Temperature • Heat exchanger temperature sensor (Thermistor) Sensing Discharge Pressure For Compressor • Discharge pressure sensor (High Pressure Switch) - 5 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 6: Product Specifications

    12.59(320) INDOOR Ib(kg) 88.18(40) 88.18(40) NET WEIGHT OUTDOOR Ib(kg) 143.2(65) 143.2(65) LIQUID inch(mm) 3/8"(Ø9.52) 3/8"(Ø9.52) CONNECTIONS inch(mm) 5/8"(Ø15.88) 5/8"(Ø15.88) - 6 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 7: Cooling Only Model

    NET WEIGHT OUTDOOR Ib(kg) 138.6(63) 138.6(63) 138.6(63) 147.7(67) LIQUID inch(mm) 1/4"(Ø6.35) 3/8"(Ø9.52) 3/8"(Ø9.52) 3/8"(Ø9.52) CONNECTIONS inch(mm) 5/8"(Ø15.88) 5/8"(Ø15.88) 5/8"(Ø15.88) 5/8"(Ø15.88) - 7 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 8: Dimensions

    CHECK VALVE CAPILLARY TUBE BY PATH CAPILLARY TUBE HEAT HEAT EXCHANGER EXCHANGER GAS SIDE REVERSING VALVE COOLING COMPRESSOR HEATING - 8 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 9: Wiring Diagram

    REVERSING POWER VALVE RELAY L3 L2 L1 SUMP HEATER TERMINAL BLOCK TERMINAL BLOCK POWER TO INDOOR UNIT 3854AP2708X INPUT - 9 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 10: Indoor Unit

    250V 250V 1 2 3 4 5 6 BK RD Tmo2 Tmo1 A/CL POWER SUPPLY ø , 220V, 60Hz - 10 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 11 BLACK BK RD BROWN ORANGE A/CL WHITE (AIR CLEANER YELLOW UNIT MODEL GN/YL:GREEN/YELLOW ONLY) P/No.; 3854A20172D : OPTIONAL PARTS - 11 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 12: Operation Details

    ', the Off-Timer function will be cancelled. - During Off-Timer Operation, if you repress the timer set button, the rest time will be displayed. - 12 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 13: Heating Mode Operation

    < 39°C ≥ 39°C Selecting speed 28 C Selecting speed 28 C > 34°C ≤ 34°C 26 C 26 C - 13 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 14 Selecting Fan Speed(III) (Hot-Start Operating) Step Indoor fan speed Pipe temp. ≤22°C(Hot start operating) ≥22°C ≥C°C Selecting speed ≤D°C ≤20°C - 14 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 15 Defrost Outdoor Pipe Temp. Defrost 12°C (Defrost OFF) -6°C (Defrost ON) HOT- START Indoor Fan Compressor 4-Way Valve - 15 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 16 ❈ During this function is operating, any buttons of Display Panel don't work. But it is possible to operate with Remote controller. - 16 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 17 In case the power comes on again after a power failure, Auto Restarting Operation is the function to operate procedures automatically to the previous operating conditions. - 17 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 18 - After 18 ± 1 minutes of operation, it becomes off itself. - During the operation, signal 8 8 8 8 stands for "L L o o " - 18 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19: Installation Of Indoor, Outdoor Unit

    Elevation Length B (m) GAS SIDE LIQUID SIDE A (m) Outdoor unit 5/8" 1/4" 5/8" 3/8" 28K/30K 5/8" 3/8" - 19 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20: Indoor Unit Installation

    More than 15mm Insert the plastic tube through the hole. Cut the extruded outside part of the plastic tube, if necessary. - 20 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 21: Installation Method

    (Before the operating the unit) (Heat pump only) Cooling operation, Heating operation (Use the remote control or display of the indoor unit) - 21 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 22: Preparation Of Installation Parts And Tools

    To connect the cable from outdoor unit to indoor unit Drain hose sockets, elbows To remote the condensing water - 22 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 23: Preparation Of Piping

    Cone Copper pipe Clamp handle Red arrow mark = Improper flaring = Inclined Surface Cracked Uneven damaged thickness - 23 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 24: Connection Of Piping

    Keep in mind that the bending part should not be cracked and make the radius (R) as long as possi- ble (Refer to Fig. 2)` (Fig. 2) - 24 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 25 Open the inlet grille manually. Connet the supplied cables to the connector on the control board. Close the inlet grille. Knock-out holes - 25 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 26 • This product should be grounded. • Defective grounding could cause an electric shock. 28K/30K/40K CLAMP (Ø10.7) POWER SUPPLY TO INDOOR UNIT CONNECTOR - 26 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 27: Power Supply And Wiring

    Use the power supply cord(Rubber insulation, type Ho7RNF approved by HAR or SAA) suit- able for the product's electriccal capacity. - 27 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 28: Checking The Drainage

    • Pour a glass of water into the drain pan. • Ensure if water flows drain hose of indoor unit. - 28 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 29: Form The Piping

    Hose(inner diameter ø20) do not use the drain elbow. Arrange the hose downward slope without waving. - 29 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 30: Test Running

    2. Ensure the difference between the intake temperature and the discharge one is more than 8°C (Cooling) or reversely (Heating). - 30 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 31: Hand Over

    HAND OVER Teach the customer the operation and maintenance procedures, using the operation manual (air filter cleaning, temperature control, etc.). - 31 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 32: 3-Way Valve

    – Open the low-pressure valve on the charge set slightly to air purge from the charge hose. (5) Set the liquid side valve to the closed position. - 32 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 33 – Close the valve on the gas cylinder and discharge the refrigerant until the gauge indicates 3 to 5 kg/cm - 33 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 34 – Discharge the refrigerant gradually; if it is discharged too suddenly, the refrigeration oil will also be discharged. - 34 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 35 (4) Disconnect the charge hose from the vacuum pump. – Vacuum pump oil. If the vacuum pump oil becomes dir ty or depleted, replenish as needed. - 35 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 36: Gas Charging

    1 minute and then repeat the procedure (pumping down-pin). - 36 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 37 - Use a torque wrench to tighten the service port nut. approximately 1 minute and then repeat the - Be sure to check gas leakage. procedure (pumping down-pin). - 37 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 38: Cycle Troubleshooting Guide

    2. The temperature can be measured by attaching the thermometer to the low pressure tubing and wrap it with putty. - 38 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 39: Electronic Parts Troubleshooting Guide

    Is IC03M operated Exchange IC03M normally? Is the each Relay Exchange Relay any problem? Check the fan motor and connector. (CN-MOTOR) - 39 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 40 COIL) Is the AC220V (AC 240 V) between connector(CN-outunit) Replacement RY-COMP and of Main P.C.B Check the wiring diagram. - 40 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 41 Is the AC220V (AC 240 V) between Replacement RY-HEATER connector(HEATER) and CN-outunit of Main P.C.B Check the heater wiring - 41 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 42: Electronic Control Device

    Electronic control device • MAIN P.C.B ASM • TELE CONTROL PCB ASM • DISPLAY P.C.B ASM - 42 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 43: Schematic Diagram

    Schematic Diagram - 43 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 44: Exploded View

    1. Indoor Unit 135310 147582 146812 147581A 137211 268711A Plasma Model 159830 235512 237202 135314 152302 267110 Plasma Model 150170 266090 - 44 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 45 268711B 263230 W0CZZA 352150 330870 130411 site http ://w http ://w rvic e.co rvic e.co m/te chsu p.ht 354212 - 45 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 46 2. Outdoor Unit - 46 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 47 2. Outdoor Unit (LP-K3063CL/CA, LP-K3023CL/CA) - 47 - Copyright ©2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 48 MAY, 2008 P/NO : 3828A20156A...

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