LG LM-2422C2L Service Manual
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LG LM-2422C2L Service Manual

LG LM-2422C2L Service Manual

Multi type room air conditioner
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Multi Type Room

Air Conditioner

SERVICE MANUAL

MODEL: LM-2422C2L
LM-2422A2L/A3L
LM-3620C2L/C2M/A2L
LM-3622A2L
LM-3625C3L/A3L
LM-3626A3L
LM-4822C3L
LM-4822A3L

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Summary of Contents for LG LM-2422C2L

  • Page 1: Air Conditioner

    Multi Type Room Air Conditioner SERVICE MANUAL MODEL: LM-2422C2L LM-2422A2L/A3L LM-3620C2L/C2M/A2L LM-3622A2L LM-3625C3L/A3L LM-3626A3L LM-4822C3L LM-4822A3L...

  • Page 2: Table Of Contents

    Contents Functions............................3 Product Specifications ........................ 5 Dimensions........................... 9 Refrigeration Cycle Diagram..................... 13 Wiring Diagram .......................... 17 Operation Details ........................20 Display Function ........................27 Self-diagnosis Function ......................27 Installation ..........................28 Operation ............................ 42 Disassembly of the parts (Indoor Unit) ..................44 2-way, 3-way Valve ........................

  • 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. Starting Current Control • Indoor fan is delayed for 5 seconds at the starting. Time Delay Safety Control •...
  • Page 4 Remote Controller Operation ON/OFF Operation Mode Selection Cooling Operation Mode.( Auto Operation Mode.( (Cooling (Heating Healthy Dehumidification Operation Mode.( Heating Operation Mode.( model only) model only) Fan Speed Selection (Low) (Med) (High) (CHAOS) Room, Temperature Display : (High:39°C Low:11°C) Temperature Setting HIGH TEMPERATURE Down to 18°C...

  • Page 5: Product Specifications

    Product Specifications 1. LM-2422C2L, LM-2422A2L Operation A or B unit A + B unit Unit Item Cooling Capacity Btu/h(kcal/h) 17,000(4,270) 24,000(6,050) Moisture Removal 1.6 x 2 Power Source ø, V, Hz 1Ø, 220, 60HZ Indoor Air Circulation /min Outdoor Indoor...
  • Page 6 2. LM-3620C2L, LM-3620A2L, LM-3622A2L Operation A or B unit A + B unit Unit Item Cooling Capacity Btu/h(kcal/h) 17,800(4,486) 35,600(8,972) Moisture Removal 2.0 x 2 Power Source ø, V, Hz 1Ø, 220, 60HZ Indoor 13.1 Air Circulation /min Outdoor Indoor Noise Level(Low) dB(A) Outdoor...
  • Page 7 3. LM-3625C3L/A3L, LM-3626A3L Operation A-Unit B or C-Unit A+B or C A+B+C Unit Item 12,000(3,024) 13,000(3,276) 25,000(6,300) 23,800(5,998) 35,800(9,022) Cooling Capacity Btu/h(kcal/h) Moisture Removal 1Ø, 220V, 60Hz Power Source ø, V, Hz Indoor 9.0 + 9.5 9 + 9 9.0 x 3 Air Circulation /min Outdoor...
  • Page 8 4. LM-4822C3L, LM-4822A3L Operation A-Unit B or C-Unit A+B or C A+B+C Unit Item 24,000(6,048) 16,000(4,032) 40,000(10,080) 24,000(6,048) 48,000(12,096) Cooling Capacity Btu/h(kcal/h) Moisture Removal 1Ø, 220V, 60Hz Power Source ø, V, Hz Indoor 14.5 14.5 + 9.0 8.2 + 8.2 14.5 + 8.2 + 8.2 Air Circulation /min Outdoor...

  • Page 9: Dimensions

    Dimensions 1. Indoor Unit Tubing hole cover Installation plate Installation plate ( 9K, 10K, 12K, 18K, 24K ) ( 4.5K, 6K, 7K, 8K, 9K ) Left rear piping Right rear piping Left rear piping Right rear piping 80mm 50mm ø70mm ø70mm ( 9K, 10K, 12K, 18K, 24K ) ( 4.5K, 6K, 7K, 8K, 9K )
  • Page 10 2. Outdoor Unit 2-1. LM-2422C2L, LM-2422A2L, LM-3622A2L, LM-3620C2L, LM-3620A2L Gas side 3-Way valve Liquid side 2-Way valve MODEL LM-2422C2L, LM-2422A2L LM-3620C2L, LM-3622A2L, LM-3620A2L 76.5 76.5 - 10 -...
  • Page 11 2-2. LM-3625C3L/A3L, LM-3626A3L Gas side 3-way valve Liquid side 2-way valve MODEL LM-3625C3L/A3L, LM-3626A3L 76.5 - 11 -...
  • Page 12 2-3. LM-4822C3L, LM-4822A3L 1,225 - 12 -...

  • Page 13: Refrigeration Cycle Diagram

    Refrigeration Cycle Diagram 1. LM-2422C2L, LM-2422A2L ø12.7 ø12.7 COMP 3-WAY Valve (A Unit) (B Unit) ø6.35 ø6.35 Max. Max. Solenoid Valve Pipe Size (Diameter : inch) piping length piping elevation Capillary Liquid Cooling 1/2" 1/4" 10~15 - 13 -...
  • Page 14 2. LM-3620C2L, LM-3622A2L, LM-3620A2L LIQUID SIDE CAPILLARY TUBE 2-WAY VALVE HEAT HEAT EXCHANGER EXCHANGER (EVAPORATOR) (CONDENSER) A-UNIT B-UNIT COMPRESSOR GAS SIDE 3-WAY VALVE COMPRESSOR Solenoid Valve Pipe Size (Diameter : inch) Max. Max. piping length piping elevation Capillary Liquid Cooling & Deice 5/8"...
  • Page 15 3. LM-3625C3L/A3L, LM-3626A3L Indoor Unit Outdoor Unit 2- WAY Heat Valve Exchanger 3- WAY A-Unit Valve Heat Exchanger Comp-A 3- WAY Valve Heat Exchanger Comp-B C-Unit B-Unit 2- WAY Valve Solenoid Valve Pipe Size (Diameter : inch) Max. Max. piping length piping elevation Capillary Liquid...
  • Page 16 4. LM-4822C3L, LM-4822A3L Indoor Unit Outdoor Unit 2- WAY Heat Valve Exchanger 3- WAY A-Unit Valve Heat Exchanger Comp-A 3- WAY Valve Heat Exchanger Comp-B C-Unit B-Unit 2- WAY Valve Pipe Size Solenoid Valve Max. Max. (Diameter : inch) Indoor piping length piping elevation Capillary...

  • Page 17: Wiring Diagram

    Wiring Diagram(Indoor Unit) 1. LM-2422C2L, LM-2422A2L, LM-3625C3L/A3L, LM-3626A3L, LM-4822C3L, LM-4822A3L FORCED MAIN PCB OPERATION AUTO RESTART REMOTE CONTROL MOTOR OPTION THERMISTOR SH-CAPA. STEP MOTOR FUSE AC250V/T2A H.V.B A/CL BK BK LIMIT OPTION CN-DISP1 PILLAR 1 ( L ) 2 ( N )
  • Page 18 Wiring Diagram(Outdoor Unit) 3. LM-2422C2L, LM-2422A2L THERMISTOR CN-TH MOTOR COMP MAIN P.C.B ASM CAPA. GN/YL T/BLOCK GN/YL TERMINAL BLOCK( MAIN A-UNIT B-UNIT POWER TO INDOOR UNIT 3854A30076L OUTDOOR WIRING DIAGRAM 4. LM-3620C2L, LM-3622A2L, LM-3620A2L CAPACITOR COMP "B" COMP "A" MOTOR...
  • Page 19 5. LM-3625C3L/A3L, LM-3626A3L T/B2 T/B1 MOTOR T/B3 "A" "B" COMP COMP CN-COMP CN-FAN CN-BYPASS CN-SV MAIN PCB ASSY FUSE T3.15A CN-TRANS CN-COM CN-POWER TRANS- FORMER RD WH GN/YL TERMINAL 1(L) 1(L) 1(L) 2(N) 2(N) 2(N) BLOCK A-UNIT B-UNIT C-UNIT MAIN POWER TO INDOOR UNIT 3854A20023Z...

  • Page 20: Operation Details

    Operation Details 1. MAIN UNIT FUNCTION • DISPLAY 1) C/O Model Operation Indicator • On while in appliance operation, off while in appliance pause • Flashing while in disconnection or short in Thermistor (3 sec off / 0.5 sec on) Sleep Timer Indicator •...
  • Page 21 • While in compressor off, the indoor fan repeats low airflow speed and pause. • While the intake air temp is between compressor on temp. and compressor off temp., 10-min dehumidifica- tion operation and 4-min compressor off repeat. Compressor ON Temp. Setting Temp+0.5°C Compressor OFF Temp.
  • Page 22 Fuzzy Operation (C/O Model) • According to the temperature set by Fuzzy rule, when the intake air temp is 0.5°C or more below the setting temp, the compressor is turned off. When 0.5°C or more above the setting temp, the compressor is turned on. Compressor ON Temp Setting Temp + 0.5°C Compressor OFF Temp...
  • Page 23 2) Fuzzy Operation for Dehumidification • According to the setting temperature selected by Fuzzy rule, when the intake air temp is 0.5°C or more below the setting temp, the compressor is turned off. When 0.5°C or more above the setting temp, the compressor is turned on.
  • Page 24 Off-Timer Operation • When the set time is reached after the time is input by the remote control, the appliance stops operating. • The timer LED is on when the off-timer is input. It is off when the time set by the timer is reached. •...
  • Page 25 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 automatically operates in the mode on the memory. •...
  • Page 26 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 remote control. Protection of the evaporator pipe from frosting • If the indoor pipe temp is below 0°C in 7 min. after the compressor operates without any pause while in cooling cycle operation mode, the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting.

  • Page 27: Display Function

    Display Function 1. Heating Model 2. Cooling Model Operation Indicator Operation Indicator • Cooling, Soft Dry, Fan, Heating • Cooling, Soft Dry, Fan Sleep Timer Indicator Sleep Timer Indicator • Sleep Mode • Sleep Mode Timer Indicator Timer Indicator • Timer Mode •...

  • Page 28: Installation

    Installation (1) Installation of Indoor, Outdoor unit 1) Selection of the best location Front 1. Indoor unit There should not be any heat source or steam • Left near the unit. • There should not be any obstacles to prevent Rear left the air circulation.
  • Page 29 2) Indoor Unit Installation The mounting wall should be strong and solid enough to protect it from the vibration. Installation Plate 1. Mount the installation plate on the wall with four Type "A" screws. (If mounting the unit on the concrete wall, consid- er using anchor bolts.) marking-off line Type "A"...
  • Page 30 (2) Piping and Drainage of Indoor Unit 1) Preparation of pipings Pipe cutter 1. Cut the pipes and the cable. • Use the accessory piping kit or the pipes pur- chased locally. Slanted Rough • Measure the distance between the indoor and the outdoor unit.
  • Page 31 2) Connection of Pipings Installation plate 1. Remove the installation plate • Pull the two '∆' marked portion of bottom of the chassis and pull the installation plate out of chas- sis. Pull 2. Route the drain hose and the indoor tubing. Pull For left rear piping 3.
  • Page 32 6. Indoor unit installation. • Hook the indoor unit onto the upper position of the installation plate. (Engage the two hooks of the rear top of the indoor unit with the upper Connecting edge of the installation plate.) cable Ensure the hooks are properly seated on the installation plate by moving it in left and right.
  • Page 33 9. Set the pipings and the connecting cable to the back of the chassis with the tubing holder. • Hook the edge of tubing holder to tap on chas- sis and push the bottom of tubing holder to be engaged in the bottom of chassis. Drain hose Taping Piping...
  • Page 34 (3) Connecting Pipings and the cable to Outdoor unit 1) Connecting the pipings to the Outdoor unit 1. Align the center of the pipings and sufficiently tighten the flare nut with fingers. 2. Finally, tighten the flare nut with torque wrench until the wrench clicks.
  • Page 35 2) Connection of the cable Outdoor unit 1. Remove the cover control from the unit by loosen- Terminal block ing the screw. Connect the wires to the terminals on the control board individually as the following. Over 5mm Holder for power supply Terminal on the OUTDOOR UNIT cord...
  • Page 36 (4) Checking the Drainage and Pipe forming 1) Checking the Drainage 1. Remove the Grille from the cabinet • Set the up-and-down air direction louver to open position(horizontally) by finger pressure. • Remove the securing screws. • To remove the Grille, pull lower the left and right side of the grille toward you (slightly tilted) and lift it straight upward.
  • Page 37 2) Connect the cable to the indoor unit 1. 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.
  • Page 38 3) Form the pipings 1. Wrap the connecting portion of indoor unit with the Insulation material and secure it with two Plastic Bands(for the left pipings). Drain hose • If you want to connect an additional drain hose, Taping the end of the drain-outlet should keep distance from the ground.(Do not dip it into water, and fix it on the wall to avoid swinging in the wind.) In case of the Outdoor unit is installed bellow...
  • Page 39 (5) Air Purging of the Pipings and indoor unit The air which contains moisture remaining in the is refrigeration cycle may cause a malfunction on the compressor. 1. Confirm that both the liquid side valve and the gas side valve are set to the closed position. 2.
  • Page 40 (6) Preventive function of cable mis-connection(Cooling & Heating) This product has a preventive function of cable mis-connection. In case of mis-connection (in case that the cables between indoor and outdoor units have not been connected properly), it gives a warning signal of LED flickering 3 minutes after starting operation.
  • Page 41 (8) Test running 1) Connection of power supply 1. Connect the power supply cord to the inde- Battery Cover pendent power supply. 2. Prepare the remote control. • Insert two batteries provided. Remove the battery cover from the remote con- troller.

  • Page 42: Operation

    Operation (1) Name and Function-Remote Control (Cooling Models) Remote Controller ON/OFF TIMER BUTTONS Used to set the time of starting and stopping operation. Signal transmitter. TIME SETTING BUTTONS Transmits the signals Used to adjust the time. to the room air conditioner. Signal transmitter TIMER SET/CANCEL BUTTONS Used to set the timer when the desired time is obtained...
  • Page 43 (2) Name and Function-Remote Control (Heat Pump Models) Remote Controller ON/OFF TIMER BUTTONS Signal transmitter. Used to set the time of starting and stopping operation. Transmits the signals TIME SETTING BUTTONS to the room air conditioner. Used to adjust the time. Signal transmitter TIMER SET/CANCEL BUTTONS Used to set the timer when the desired time is obtained...

  • Page 44: Disassembly Of The Parts (Indoor Unit)

    Disassembly of the parts (Indoor unit) Warning : Disconnect the unit from power supply before mak- ing any checks. Be sure the power switch is set to “OFF”. To remove the Grille from the Chassis. • Set the up-and-down air discharge louver to open position (horizontally) by finger pressure.
  • Page 45 2. To remove the Control Box. • Remove securing screws. • Pull the control box out from the chassis care- fully. 3. To remove the Discharge Grille. • Pull the discharge grille out from the chassis carefully. 4. To remove the Evaporator. •...

  • Page 46: 2-Way, 3-Way Valve

    2-way, 3-way Valve 2-way Valve (Liguid Side) 3-way Valve (Gas Side) Valve cap Hexagonal wrench Open position (4mm) Closed position Flare nut Flare nut Open position Closed position piping piping Service Service connection connection port cap port To outdoor unit To outdoor unit Works Shaft position...
  • Page 47 (1) Pumping down Liquid side Indoor unit Outdoor unit Close 2-Way valve Gas side Open 3-Way valve manifold gauge Low-handle Hi- handle (CLOSE) (CLOSE) Procedure • 6. Operate the air conditioner at the cooling cycle 1. Confirm that both the gas side and liquid side and stop it when the gauge indicates 1kg/cm valves are set to the open position.
  • Page 48 (2) Evacuation (All amount of refrigerant leaked) Liquid side Indoor unit Outdoor unit Close 2-Way valve Gas side Open 3-Way valve manifold gauge Vacuum pump Low- handle Hi- handle (OPEN) (CLOSE) • Procedure 6. Disconnect the charge hose from the vacuum 1.
  • Page 49 (3) Gas Charging (After Evacuation) Liquid side Indoor unit Outdoor unit Close 2-Way valve Gas side Open 3-Way valve manifold gauge Charging cylinder Low-handle Hi- handle (OPEN) Check valve (CLOSE) • Procedure 1. Connect the gauge to the charging cylinder. This is different from previous procedures.

  • Page 50: 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 leakage Temp.

  • Page 51: Electronic Parts Troubleshooting Guide

    Electronic Parts Troubleshooting Guide 1. Product does not operate at all. (* Refer to Electronic Control Device drawing and Schematic diagram.) Turn off Main Power (After 10 seconds) Turn on Main Power Does "beeping" sound is made from the Indoor Unit? Primarily, the operating condition of Micom is OK.
  • Page 52 2. The product is not operate with the remote control. 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 53 3. When cooling does not operate Turn on Main Power Operate "Cooling Mode( )" by setting the desired temperature of the remote controller is less than one of the indoor temperature by 1°C at least. When in Air Circulation Mode, Compressor/Outdoor Fan is stopped. Check the sensor for indoor temperature is attached as close as to be effected by the temperature of Heat Exchanger(EVA).

  • Page 54: When Indoor Fan Does Not Operate

    4. When indoor Fan does not operate. Turn off Main power Check the connection of CN-FAN or CN-MOTOR Check the Fan Motor Check the Fuse(AC250V/T2A) Check the related circuit of indoor Fan Motor. • The pin of Micom, and the part for driving SSR •...
  • Page 55 5. When Vertical Louver does not operate. • Confirm that the Vertical Louver is normally geared with the shaft of Stepping Motor. • If the regular torque is detected when rotating the Vertical Louver with hands Normal • Check the connecting condition of CN-U/D Connector •...
  • Page 56 6. When Heating does not operate Turn ON Main Power Operate “Heating Mode( )” by setting the desired temperature of the remote control is higher than one of the indoor temperature by 2°C at least. In heating Mode, the indoor fan operates in case the pipe temperature is higher than 28°C.

  • Page 57: Communication Error

    7. Outdoor unit does not operate at all. Check Outdoor Unit PCB Board Operation Check in Outdoor Content Remedy Items • Power Transformer - About AC220V/240V ± 10% - Check the power voltage (Outdoor unit) • Replace Trans - Input Voltage - About AC14 ±...

  • Page 58: Electronic Control Device

    Electronic Control Device 1. Indoor 1-1. MAIN P.C.B ASSEMBLY (LM-2422C2L, LM-2422A2L, LM-3625C3L/A3L, LM-3626A3L, LM-4822C3L, LM-4822A3L) 1-2. MAIN P.C.B ASSEMBLY (LM-3620C2L, LM-3622A2L, LM-3620A2L) - 58 -...
  • Page 59 2. Outdoor 2-1. MAIN P.C.B ASM (LM-2422C2L, LM-2422A2L, LM-3625C3L/A3L, LM-3626A3L, LM-4822C3L, LM-4822A3L) - 59 -...
  • Page 60 3. Display Assembly - 60 -...

  • Page 61: Schematic Diagram

    Schematic Diagram 1. Indoor 1-1. LM-2422C2L, LM-2422A2L, LM-3625C3L/A3L, LM-3626A3L, LM-4822C3L, LM-4822A3L - 61 -...
  • Page 62 1-2. LM-3620C2L, LM-3622A2L, LM-3620A2L - 62 -...
  • Page 63 2. Outdoor 2-1. LM-2422C2L, LM-2422A2L - 63 -...
  • Page 64 2-2. LM-3625C3L/A3L, LM-3626A3L - 64 -...
  • Page 65 2-3. LM-4822C3L, LM-4822A3L - 65 -...

  • Page 66: Exploded View And Replacement Parts List

    Exploded View and Replacement Parts List 1. Indoor Unit • LM-2422C2L/A2L/A3L, LM-4822C3L/A3L(12K), LM-3625C3L/A3L, LM-3626A3L - 66 -...
  • Page 67 Parts List(Indoor Unit) • LMN2422C2L/A2L/LMN2422A3L PART NO LOCATION NO DESCRIPTION REMARKS LMN2422C2L/A2L LMN2422A3L 131410 CHASSIS ASSY 3141A20003A 3141A20002F 135311 GRILLE ASSY, DISCHARGE(INDOOR) 3531A10023A 3531A10008H 135312 GRILLE ASSY, FRONT(INDOOR) 3531A10084N 3531A20045Z 135314 GRILLE ASSY, INLET 3531A20059P 3531A20064C 146811 MOTOR ASSEMBLY, STEP 4681AR2727H 4681AR2727H 152302...
  • Page 68 Parts List(Indoor Unit) • LM-4822C3L/A3L LOCATION NO PART NO DESCRIPTION REMARKS 131410 3141A20003A CHASSIS ASSY 135311 3531A10023A GRILLE ASSY, DISCHARGE(INDOOR) 135312 3531A10084N GRILLE ASSY, FRONT(INDOOR) 135314 3531A20059P GRILLE ASSY, INLET 146811 4681AR2727H MOTOR ASSEMBLY, STEP 152302 5230A30004B FILTER(MECH), A/C 152313 5231A30001C FILTER ASSY, DEODORIZER 159830...
  • Page 69 Parts List(Indoor Unit) • LM-3625C3L/A3L, LM-3626A3L Part No. LOCATION REMARK DESCRIPTION LM-3625A3L LM-3625C3L LM-3626A3L 131410 CHASSIS ASSY 3141A20003B 3141A20003A 3141A20003A 135311 GRILLE ASSY, DISCHARGE(INDOOR) 3531A10023A 3531A10023A 3531A10023A 135312 GRILLE ASSY, FRONT(INDOOR) 3531A10099Y 3531A10024K 3531A10084N 135314 GRILLE ASSY, INLET 3531A20059U 3531A20028G 3531A20059P 146811 MOTOR ASSEMBLY, STEP...
  • Page 70 2. Indoor Unit • LMN3620A2L, LMN3620C2L, LMN3620C2M, LMN3622A2L, LMN4822C3L/A3L(24K) - 70 -...
  • Page 71 Parts List(Indoor Unit) • LMN3620C2L, LMN3622A2L, LMN3620A2L PART NO LOCATION DESCRIPTION REMARKS LMN3620C2L LMN3620A2L LMN3622A2L LMN3620C2M 131410 CHASSIS ASSY 3141A20002F 3141A20002H 3141A20002F 3141A20002D 135311 GRILLE ASSY, DISCHARGE(INDOOR) 3531A10008H 3531A10008N 3531A10008N 3531A10290D 135312 GRILLE ASSY, FRONT 3531A10033R 3531A10129L 3531A10033R 3531A10129S 135314 GRILLE ASSEMBLY, INLET SUB 3531A20011L 3531A20064G...
  • Page 72 Parts List(Indoor Unit) • LMN4822C3L/A3L LOCATION NO PART NO DESCRIPTION REMARKS 131410 3141A20002F CHASSIS ASSY 135311 3531A10008H GRILLE ASSY,DISCHARGE(INDOOR) 135312 3531A20045Z GRILLE ASSY,FRONT 135314 3531A20064C GRILLE ASSEMBLY,INLET SUB 146811 4681AR2727H MOTOR ASSEMBLY,STEP 152302 5230A20001A FILTER(MECH),A/C 152313 5231A30001A FILTER ASSY,DEODORIZER 159901 5990A30001B VANE,HORIZONTAL 159901...
  • Page 73 3. Outdoor Unit • LM-2422C2L, LM-2422A2L - 73 -...
  • Page 74 Parts List(Outdoor Unit) • LMU2422C2L/A2L Q/TY LOCATION REMARK PART No. DESCRIPTION LMU2422C2L LMU2422A2L 263230 3Q35015E THERMISTOR ASSEMBLY 268711 6871A20031T PWB(PCB) ASSY, MAIN(OUTDOOR) 346810 4681A20008D MOTOR ASSEMBLY, AC 430411 3041A30003H BASE ASSEMBLY, WELD[OUTDOOR] 435301 3530A20007B GRILLE, DISCHARGE 435512 3H03266K COVER ASSEMBLY, TOP(OUTDOOR) 437210 1A00196N PANEL, FRONT...
  • Page 75 4. Outdoor Unit • LM-3620C2L, LM-3622A2L, LM-3620A2L - 75 -...
  • Page 76 Parts List(Outdoor Unit) • LM-3620C2L/A2L,LM-3622A2L Q/TY LOCATION REMARK PART No. DESCRIPTION LMU3620C2L LMU3620A2L LMU3622A2L 137213-1 1A00202F PANEL ASSY, SIDE 137213-2 3A02284R PANEL ASSY, SIDE 430411 3041AP7177B BASE ASSY, WELD[OUTDOOR] 435301 3530A20007J GRILLE, DISCHARGE 435512 3H03266H COVER ASSEMBLY, TOP(OUTDOOR) 437210 1A00197C PANEL ASSY, FRONT SUB 437212 1A00208D...
  • Page 77 5. Outdoor Unit • LM-3625C3L/A3L, LM-3626A3L - 77 -...
  • Page 78 Parts List(Outdoor Unit) • LMU3625C3L/A3L, LMU3626A3L Q/TY LOCATION LM-3625A3L REMARK PART No. DESCRIPTION LM-3625C3L LM-3626A3L 546810 4681A20008E MOTOR ASSEMBLY, OUTDOOR 430410 3041AP2741Z BASE ASSY, OUTDOOR 435301 3530A20007J GRILLE, DISCHARGE 435511 3551A30041B COVER ASSEMBLY, CONTROL(OUTDOOR) 435512 3H03266H COVER ASSEMBLY, TOP(OUTDOOR) 437210 1A00197C PANEL ASSY, FRONT SUB 437212...
  • Page 79 6. Outdoor Unit • LM-4822C3L, LM-4822A3L - 79 -...
  • Page 80 Parts List(Outdoor Unit) • LMU4822C3L/A3L Q/TY LOCATION REMARK PART No. DESCRIPTION LMU4822C3L LMU4822A3L 137213 3720AP1215E PANEL, SIDE 268711 6871A20501D PWB(PCB) ASSY, MAIN(OUTDOOR) 263230 6323AQ2333P THERMISTOR ASSEMBLY 430410 3041A20047F BASE ASSEMBLY, WELD[OUTDOOR] 435301 3530AP1225D GRILLE, DISCHARGE 435512 3550AP1213B COVER ASSY, TOP(OUTDOOR) 437210 3720AP1212B PANEL ASSY, FRONT SUB...
  • Page 81 January, 2005 Printed in Korea P/No.: 3828A20095K...

This manual is also suitable for:

Lm-2422a2l/a3lLm-3622a2lLm-3625c3l/a3lLm-3626a3lLm-4822c3lLm-4822a3l ... Show all

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