Page 1: Service Manual
Multi Type Air Conditioner SERVICE MANUAL MODEL • Indoor Unit: Room Type Art Cool Deluxe Type LMNH122LRA0 LMNC122LRA0 LMNH122DU*0 LMNC122DU*0 LMNH122LRL0 LMNC122LRL0 LMNH182D3*0 LMNC182D3*0 LMNH182LTA0 LMNC182LTA0 LMNH242D3*0 LMNC242D3*0 LMNH182LTL0 LMNC182LTL0 LMNH242LTA0 LMNC242LTA0 LMNH242LTL0 LMNC242LTL0 • Outdoor Unit: L8UC100BFA0...
Page 2: Table Of Contents
Multi type Air Conditioner Service Manual TABLE OF CONTENTS Model Number Nomenclature ........................3 Safety Precautions............................6 Dimensions..............................12 Indoor Unit..............................12 Outdoor Unit............................18 Product Specifications ..........................19 Installation ..............................24 Select the best location of indoor unit .....................24 How to fix ...............................25 Piping and Drainage of Indoor Unit ......................29 Connection of indoor unit piping......................30 Remote Controller Installation.........................40 Connecting Pipings and the cable to Outdoor unit..................42...
Page 3: Model Number Nomenclature
Model Number Nomenclature Model Number Nomenclature Indoor Unit Serial Number Function A : Basic, L : Nano Plasma + Auto Clean(Wall Mounted) C: Plasma(Ceiling Cassette), G: Low Static Motor Art Cool Deluxe Type Front Panel Color B: Blue, D: Wood, M: Metal, R: Mirror, W: White Chassis Name Indoor Unit Type L : Wall Mounted...
Page 4 Model Number Nomenclature Panel (Cassette) Category CHASSIS PANEL NAME PANEL P/NO. SERIAL NO. Remark PT-HFA 3821A10072A 8435002992886 HEATING PT-HFC 3721A10072E 8435002992893 HEATING + PLASMA PT-CFA 3721A10072B 8435002992862 COOLING PT-CFC 3721A10072G 8435002992879 COOLING + PLASMA PT-HEA 3721A10105A 8435002992978 HEATING PT-HEC 3721A10105B 8435002992985 HEATING + PLASMA CST PANEL...
Page 5: Indoor Units
Model Number Nomenclature Indoor Units Model Name Capacity, kW(Btu/h) Category Type Chasiss 10.6 14.0 (12000) (18000) (24000) (30000) (36000) (48000) LMNH/C Wall 122LRL0 General Mounted LMNH/C LMNH/C 182LTL0 242LTL0 LMNH/C 122DU*0 Art Cool Mirror LMNH/C LMNH/C 182D3*0 242D3*0 LMNH/C LMNH/C 122TEA0 182TEA0 Ceiling...
Page 6: Safety Precautions
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. WARNING This symbol indicates the possibility of death or serious injury.
Page 7 Safety Precautions Do not modify or extend the Do not install, remove, or re- Be cautious when unpacking power cable. install the unit by yourself and installing the product. (customer). • There is risk of fire or electric • There is risk of fire, electric shock, •...
Page 8 Safety Precautions Do not plug or unplug the Do not touch(operate) the Do not place a heater or other power supply plug during product with wet hands. appliances near the power operation. cable. • There is risk of fire or electric •...
Page 9 Safety Precautions Do not open the inlet grill of the product When the product is soaked Be cautious that water could during operation. (Do not touch the elec- (flooded or submerged), contact not enter the product. trostatic filter, if the unit is so equipped.) an Authorized Service Center.
Page 10 Safety Precautions Do not install the product Don't use people to lift and Do not install the product where the noise or hot air transport the product where it will be exposed to from the outdoor unit could (use fork lift) sea wind (salt spray) directly.
Page 11 Safety Precautions Do not step on or put anyting Always insert the filter secure- Do not insert hands or other on the product. (outdoor ly. Clean the filter every two objects through the air inlet or units) weeks or more often if neces- outlet while the product is sary.
Page 12: Dimensions
Dimensions Dimensions Indoor Unit 1. Split Type Indoor Tubing hole cover Installation plate MODEL 18K, 24K 1,080 12 Multi type Air Conditioner...
Page 13 Dimensions 2. Art Cool Deluxe Type Installation plate MODEL 18K, 24K Unit 1030 1170 Service Manual 13...
Page 14: Duct Type
Dimensions 3. Duct Type BH/BG/BE BT/BT1/BY MODEL 18K/24K 30K/36K W(mm) 1060 1260 1180 1230 H(mm) D(mm) 14 Multi type Air Conditioner...
Page 15 Dimensions 4. CST Type - TE (12K/18K) 600 (Ceiling opening) 521(Hanging bolt) 39.5 39.5 570 Unit size Unit:mm CLOSE OPEN OPEN CLOSE (unit : mm) Number Name Descripition Liquid pipe connection ø6.35 flare Gas pipe connection 12k: ø12.7, 18k: ø12.7 flare Drain pipe connection Power supply connection Air discharge grill...
Page 16 Dimensions 5. CST Type - TF (24K/30K) 790 (Ceiling opening) 572(Hanging bolt) 744 Unit size Unit:mm (unit : mm) Number Name Descripition Liquid pipe connection ø6.35 flare Gas pipe connection 24k/30K, ø15.88 flare Drain pipe connection Power supply connection Air discharge grill Air suction grill 16 Multi type Air Conditioner...
Page 17 Dimensions 6. CST Type - TD(36K/48K) 875 (Ceiling opening) 785 (Hanging bolt) 840 Unit size Unit:mm Fresh Air Inlet (unit : mm) Number Name Descripition Liquid pipe connection ø6.35 flare-36K, ø9.52 flare-48K Gas pipe connection ø15.88 flare-36K, ø19.05 flare-48K Drain pipe connection Power supply connection Air discharge grill Air suction grill...
Page 18: Outdoor Unit
Dimensions Outdoor Unit 1. L8UH100BFA0 L8UC100BFA0 (unit : mm) L8UH100BFA0 Model L8UC100BFA0 1280 1520 1444 18 Multi type Air Conditioner...
Page 19: Product Specifications
Product Specifications Product Specifications 1. Indoor Unit Indoor Unit Type Wall Mounted Model LMNH(C)122LRA0 LMNH(C)182LTA0 LMNH(C)242LTA0 Nominal Cooling Capacity W/hr 3516 5,274 7,033 Btu/hr 12000 18000 24000 kcal/hr 3,024 4,536 6,048 Nominal Heating Capacity W/hr 3516 5,274 7,033 Btu/hr 12000 18000 24000 kcal/hr...
Page 20 Product Specifications Indoor Unit Type Ceiling Cassette - 4way Model LMNH(C)122TEC0 LMNH(C)182TEC0 LMNH242(C)TEC0 3024(3515) 4536(5275) 6048(7033) Nominal Cooling Capacity kcal/h(W) Btu/h 12000 18000 24000 Nominal Heating Capacity kcal/h(W) 3024(3515) 4536(5275) 6048(7033) 12000 18000 24000 Btu/h Air Circulation H/M/L CMM(CFM) 9.5/8/7(336/283/247) 13/12/11(459/424/388) 15/14/13(553/494/459) Setting temperature range(cool/heat)
Page 21 Product Specifications Indoor Unit Type Ceiling Concealed Duct - Low Static Model LMNH(C)122BTG0 LMNH(C)182BTG0 LMNH(C)242BYG0 Nominal Cooling Capacity W/hr 3,516 5,274 7,033 12000 18000 24000 Btu/hr kcal/hr 3,024 4,536 6,048 Nominal Heating Capacity W/hr 3,516 5,274 7,033 12000 18000 24000 Btu/hr kcal/hr 3,024...
Page 22 Product Specifications 2. Outdoor Unit Model L8UC100BFA0 L8UH100BFA0 Btu/h 3024~25200 3024~25200 Cooling Capacity 3517~29307 3517~29307 kcal/h 12000~100000 12000~100000 Btu/h 3024~25200 Heating Capacity 3515~29307 kcal/h 12000~100000 Input Cooling/Heating 2500~9600 2500~9600 / 3000~9100 Running Current Cooling/Heating 8.5~30.5 8.5~30.5 / 10.6~29.7 Starting Current Cooling/Heating Power Supply Ø,V,Hz...
Page 23 Product Specifications 3. BD Unit Model PMBD5440L PMBD5430L PMBD5420L Connectable Indoor Units Combination(Min~Max.) Btu/h 12000~54000 12000~54000 12000~54000 Casing color Paintingless Paintingless Paintingless Power Source Ø1 , 50/60Hz ,220~240/220V Ø1 , 50/60Hz ,220~240/220V Ø1 , 50/60Hz ,220~240/220V Power Consumption Runing Current 0.05 0.05 0.05...
Page 24: Installation
Installation Installation Read completely, then follow step by step. Select the best location of indoor unit 1. Split Type Indoor Unit Front • There should not be any heat source or steam near the unit. Left • There should not be any obstacles to prevent the air cir- culation.
Page 25: How To Fix
Installation 3. CST Type Indoor Unit • There should not be any heat source or steam near the unit. • There should not be any obstacles to the air circula- tion. Ceiling Ceiling Board Ceiling Board • A place where air circulation in the room will be good. •...
Page 26 Installation 2. Art Coll Deluxe Type Indoor Unit The wall you select should be strong and solid Installation Plate enough to prevent vibration 1. Mount the installation plate on the wall with type "A" screws. If mounting the unit on a con- crete wall, use anchor bolts.
Page 27 Installation 2. Duct Type Indoor Unit - BH/BG/BE chassis 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 28 Installation - BT chassis 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 708 678 434...
Page 29: Piping And Drainage Of Indoor Unit
Installation 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 30: Connection Of Indoor Unit Piping
Installation Connection of indoor unit piping 1. Split Type Indoor Unit 3. Tape the tubing, drain hose and the connecting cable. Be sure that the drain hose is located at • Preparing the indoor unit's piping and drain hose the lowest side of the bundle. Locating at the for installation through the wall.
Page 31 Installation • When extending the drain hose at the indoor unit, For right rear piping install the drain pipe. 1. Route the indoor tubing and the drain hose to the required piping hole position. Drain pipe Indoor unit drain hose Vinyl tape(narrow) Adhesive 6.
Page 32 Installation 6. Connecting the pipings to the indoor unit and 8. Reroute the pipings and the drain hose across the drain hose to drain pipe. the back of the chassis. • Align the center of the pipings and sufficiently tighten the flare nut by hand. Indoor unit tubing Flare nut Pipings...
Page 33 Installation 2. Art Cool Type Indoor Unit • When extending the drain hose at the indoor unit, install the drain pipe. • Preparing the indoor unit's piping and drain hose for installation through the wall. 1) Route the indoor tubing and the drain hose in the direction of rear left or right.
Page 34 Installation Panel Assembly 1. First, Check the side cover assembly exactly, Fix power cord in the bottom groove of cover side left. 2. Assemble connecting lead wire with controller and first fix the upper part of panel front, then match the lower part of panel front Panel Front Connector 3.
Page 35: For Right Rear Piping
Installation 3. Art Cool Deluxe Type Indoor Unit NOTE: If the drain hose is routed inside the room, insulate the hose with an insulation material* so that Connection of piping Indoor dripping from "sweating"(condensation) will not damage • Preparing the indoor unit's piping and drain hose for furniture or floors.
Page 36: For Left Rear Piping
Installation 5. Wrap the insulation material around the connecting 4. Tape the drain hose and the connecting cable. portion. • Connecting cable • Overlap the connection pipe insulation material and the indoor unit pipe insulation material. Bind them together with vinyl tape so that there is no gap. Plastic bands Insulation material 5.
Page 37 Installation 2. Duct Type Indoor Unit 1) 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 38 Installation 3. Ceiling Cassette Type Indoor Unit - TE/TF/TD chassis 1) Ceiling opening dimensions and hanging bolt location 600 (Ceiling opening) • The dimensions of cardboard for installing are the same as those of the ceiling opening dimensions. 39.5 521(Hanging bolt) 39.5 Ceiling 570 Unit size...
Page 39 Installation NOTE: • Avoid the following installation location. 1. Such places as restaurants and kitchen where considerable amount of oil steam and flour is generated. These may cause heat exchange efficiency reduction, or water drops, drain pump mal-function. In these cases, take the following actions; •...
Page 40: Remote Controller Installation
Installation Remote Controller Installation • Although the room temperature sensor is in the indoor unit, the remote controller should be installed in such places away from direct sunlight and high humidity. Installation of the remote controller • Select places that are not splashed with water. •...
Page 41 Installation REMOTE CONTROL PREPARATION(OPTIONAL) HOW TO MOUNT ONTO A WALL HOW TO INSERT BATTERIES Remove the battery cover from the remote con- • Do not use rechargeable batteries, troller. such batteries differ from standard dry • Slide the cover according to the arrow direction. cells in shape, dimensions, and per- formance.
Page 42: Connecting Pipings And The Cable To Outdoor Unit
Installation Connecting Pipings and the cable to Outdoor unit 1. Connecting the pipings to the Outdoor 2) Align the center of the pipings and sufficiently tighten the flare nut by hand unit 1) When piping installation work you must be used the connector.
Page 43 Installation CAUTION: If a power plug is not to be used, provide a circuit breaker between power source and the unit as shown below. Main power source Circuit Breaker Circuit Breaker Conditioner 60k Btu Use a circuit breaker or time 72k, 100k Btu delay fuse.
Page 44: Checking The Drainage And Pipe Forming
Installation Checking the Drainage and Pipe forming 1. Split Type Indoor Unit 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. Screw • To remove the Grille, pull lower the left and Pull the right and right side of the grille toward you (slightly tilted) the left side.
Page 45 Installation 2. Duct Type Indoor Unit 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 •...
Page 46 Installation 3. CST Type Indoor Unit Upward Pipe clamp • Drain piping must have down-slope (1/50 to 1/100): routing be sure not to provide up-and-down slope to prevent not allowed reversal flow. Indoor unit • During drain piping connection, be careful not to exert extra force on the drain port on the indoor unit.
Page 47: Maximum Length Of Pipe And Extra Charge Of Refrigerant Charge
Installation Maximum Length of Pipe and Extra Charge of Refrigerant Charge (1) L8UC/H100BFA0 The maximun allowable level and piping length • CASE 1(Direct Piping) [Outdoor Unit] Installation of the outdoor unit in an upper position [Indoor Unit] Standard Length Max piping length each indoor unit Model Max total piping length [Outdoor Unit]...
Page 48 Installation • CASE 2(Distributor Piping) [Outdoor Unit] Installation of the outdoor unit in an upper position [Indoor Unit] BD Unit BD Unit • Total main piping length : 50m( ), 50m( • Total branch piping length : 60m( ), 60m( •...
Page 49 Installation Refrigerant Charge • Direct Piping Circuit Indoor Unit Capacity Pipe Size Rated Additional (Btu/h) Liquid Length Length Refrigerant 3/4"(19.05mm) 3/8"(9.52mm) 7.5m 60g/m Extra refrigerant per circuit = (Extended length - Rated length) x Additional refrigerant • Distributor Piping Circuit The calculation of the additional charge should take account of the length of pipe.
Page 50: Piping Connection Size
Installation Piping Connection Size (1) L8UC/H100BFA0 Pipe Unit Liquid 3/8(9.52) Adjust to indoor unit inch(mm) piping size 3/4(19.05) BD Unit L8UC1008FA0 L8UH1008FA0 1.3 Necessity of a trap Since there is fear of the oil held inside the riser piping flowing back into the compressor when stopped and causing liquid compression phenomenon, or cases of deterioration of oil return, it will be necessary to pro- vide a trap at an appropriate place in the riser gas pip-...
Page 51: Test Running
Installation Test Running SPLIT Type 1. Check that all tubing and wiring have been properly con- 4) Evaluation of the performance nected. Operate unit for 15~20 minutes, then check the system 2. Check that the gas and liquid side service valves are refrigerant charge: fully open.
Page 52 Installation BD Unit Installation of BD unit • This unit may be installed suspended from the ceiling or mounted on the wall. • This unit may only be installed horizontally , as shown in the diagram below.(Side B is facing up) However, it may be freely installed in any direction forward or back, and to the sides.
Page 53 Installation Installation of main unit NOTICE • This unit has two different installation types: (1) Ceiling-suspended type and (2) wall-mounted type. • Choose the proper installation pattern according to the location of installation. • The installation location for printed wiring board can be changed.
Page 54 Installation Connection of Piping • When connecting indoor units, make sure to connect refrigerant pipes and connection wires to the appropriate connection ports maked with matching alphabets. (A, B, C, D) NOTICE • Be sure to mark all the local refrigerant piping(liquid pipes, gas pipes, etc.) for each indoor unit designating clearly which room it belongs in.(A, B, C, D) NOTICE...
Page 55 Installation Connection of Wiring • Connect refrigerant pipes and connection wires to the appropriate ports maked with matching alphabets (A, B and C) on this unit. • Follow the instructions on the wiring nameplate to connect the connection wires of indoor/outdoor units to terminal board numbers.(1, 2 and 3) Always fix each ground wire separately with a ground screw.(See the figure below.) •...
Page 56: Operation
Operation Operation Function of control 1. MAIN UNIT FUNCTION • DISPLAY 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 57 Operation operates with the low or setting speed. When the indoor pipe temp is between 20°C and 27°C, it operates with Super-Low(while in sleep mode, with the medium airflow speed). • While compressor off, the indoor fan is off when the indoor pipe temp is below 33°C, when above 35°C , it operates with the low airflow speed.
Page 58 Operation 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 59: Sleep Timer Operation
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 60: Forced Operation
Operation Forced Operation • To operate the appliance by force in case that the remote control is lost, the forced operation selection switch is on the main unit of the appliance to operate the appliance in the standard conditions. • When the power is supplied while the slide switch is on the forced operation position, or when the slide switch position is switched to the Auto Restarting (or test operation) position or switched from the remote control position to the forced operation position while the power is on, the forced operation is carried out.
Page 61: Function Of Indoor Unit
Operation Function of Indoor Unit Split Type 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 •...
Page 62 Operation Duct Type 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 (Low) (Med) (High) Room Temperature Display : High:39°C ↔...
Page 63 Operation CST Type 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 64: Function Of Outdoor Unit
Operation Function of Outdoor Unit Outdoor Unit Two Comp algorithm • Inverter Comp is first priority and then Constant Comp is turning on responding to load condtion. Operating Frequency • Inverter Frequency varies considering condition such as room temp,outdoor temp, operating room number,Temp gap between room temp and set temp and so on.
Page 65: Remote Control Operation
Operation Remote Control Operation The Remote Controller transmits the signals to the system. START/STOP BUTTON Operation starts when this button is Signal transmitter pressed and stops when the button is pressed again. OPERATION MODE SELECTION BUTTON Used to select the operation mode. ROOM TEMPERATURE SETTING BUTTONS Used to select the room temperature.
Page 66 Operation Duct Type Remote Controller AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION Room Temp AUTO Heater Preheat Defrost Humidify Filter Out door 1 2 3 4 Time ZONE Timer Operation unit Program set Set no. Time Signal receiver Timer Cancel Program...
Page 67 Operation CST Type Remote Controller 1Way AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION Room Temp Heat Pump Model AUTO Heater Preheat Defrost Humidify Filter Out door Time ZONE 1 2 3 4 Timer Operation unit Program set Set no. Time 4Way Cooling Model Timer...
Page 68 Operation 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 69: Wiring Design
Operation 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 70 Operation 3) E.S.P.(External Static Pressure) Setting (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 71 Operation 4) How to Set E.S.P? Procedure of RPM change: Ex) External Static pressure is 4mmAq for Model 36K. • To protect the unit, compressor is designed to be off during E.S.P. setting. Push the"On/Off"button. The unit will start. AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION...
Page 72 Operation Duct ESP control table Chassis Static Pressure(mmAq) Ca(Btu/h) Step(Hi/Med/Lo) Setting Value 10 CMM 9 CMM 8 CMM 13.5 CMM 12 CMM 10 CMM 17.5 CMM 16 CMM 14 CMM Chassis Static Pressure(mmAq) Ca(Btu/h) Step(Hi/Med/Lo) Setting Value 16.5 CMM 14.5 CMM 13 CMM 18 CMM 16.5 CMM...
Page 73: Control Devices And Function
Control Devices and Function Control Devices and Function Simple Central Control Features • Easy operation button. • Independent operation for 16 indoor units each. • Simultaneous turn ON/OFF for all of indoor units connected. • Easy change operation mode to cooling or heating •...
Page 74: Electrical Wiring
Control Devices and Function Electrical wiring Pictorial view of the connection Outdoor unit Outdoor unit PI485 : PNF-P14A0M MAIN PCB PI485 MAIN PCB Control Box CN_CENTRAL MAIN PCB CN_CENTRAL PI485 CENTRAL CONTROL CN OUT UNIT • Special purchase: Central control, PI485(PNF-P14A0M) ONE SIMPLE CENTRAL CONTROL CONNECTION INDOOR UNIT INDOOR UNIT 1...
Page 75 * LGAP : LG Air conditioners Protocol • Function of LG Network - It is possible to connect the network of LG air conditioners and to connect various contents of the network system, which is simple, deluxe and PC central control.
Page 76 Control Devices and Function Indoor Unit Address setting Method 1. Press 13(program) and 16(set and clear) key more Using Wired Remocon than 3 second then "Address Setting Mode" starts. 2. Set the address of indoor unit by using "Temperature setting" key. Range of address : 00 ~ FF AUTO SWING OPERATION...
Page 77: Test Run Method
Control Devices and Function Test run method 1. Set the wiring of system and indoor unit. 2. Apply power to the setting. 3. Do auto addressing to the outdoor unit. 4. After addressing, initialize the central controller(Manual initialize: Total on + total off + 16 key). •...
Page 78 Control Devices and Function Installation order Remove upper & lower case. Fixate screw in the holes of the For Dip switch, and Rotary case bottom. switch setting, refer to the page “How to Install”. For wiring connection, refer page Adjust the upper case in accor- Check the operation by supply- “Installation Procedure”...
Page 79: Rotary Switch
Control Devices and Function . Rotary switch setting(Installation for 2 or more simple central control) The setting of Group Number in the Central Control is done by the rotary switch as shown in the figure below. It is possible to set 0~15 Group(Total 16 Groups). All the numbers on the rotary switch represent the different Group Numbers.
Page 80: Deluxe Central Control
Control Devices and Function Deluxe Central Control 2.1.1 Summary Deluxe Central control is a product available for individual and integrated monitoring and control of maximum 256 of MPS Variable Multi air conditioner systems. Specially, operation status of the individual air conditioner can be particularly checked.
Page 81 Control Devices and Function Major Characteristics Figure 2) Deluxe Central control 1. Individual/Integrated Operation/Monitoring You can identify operation status of the air conditioner, operation mode, wind quantity, wind direction, lock- ing, temperature setting and error, etc by selecting the installed air conditioner through individual selection, group selection or all selection.
Page 82 Control Devices and Function 6. Convenient GUI / Touch Screen Not requires special education for using the Deluxe Central control, conveniently used only by pressing the buttons on the screen, and its function can be understood with intuitive pictogram. Especially schedule setting is done by simply by dragging, different from the existing system requiring to press the button by more than average 30 times to enter a schedule.
Page 83 Control Devices and Function Figure 3) Deluxe Central control Table 1) Comparison Between Central control Characteristics Internet Central control PC Central control Deluxe Central control Dedicate PC Non-required Required Non-required Configuration User S/W User S/W, Engine S/W Main Body of Web Pad Deluxe Central control Position of program Download to i-GW...
Page 84: System Control
Control Devices and Function Major Function of Deluxe Central Control [ System Control ] To check general monitor function of the air con central control system such as selection of group and air conditioner, air conditioner control monitor function etc. PQCSW501A0, PQCSW502A0 [ System Monitor ] To check the ctual time status of all air conditioners.
Page 85: System Configuration
Control Devices and Function System Configuration Scenario 1 : In case of not using Internet access function Product B part A part Control System Interface PI485 Delux Central Control PI485 Cross UTP Cable (Cross LAN Cable) RS-485 Cable PI485 PI485 * CNU: Central control Network interface Unit PI485: Product Interface unit for IEEE485 transmission.
Page 86: Disassembly Of The Parts (Indoor Unit)
Disassembly of the parts Disassembly of the parts (Indoor unit) Indoor unit 1. Split Type Indoor unit CAUTION: Disconnect the unit from power supply before making any checks. Be sure the power switch is set to “OFF”. To remove the Grille from the Chassis. •...
Page 87 Disassembly of the parts 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.
Page 88 Disassembly of the parts 2. Art Cool Type Indoor Unit CAUTION: Disconnect the unit from power supply before making any checks. Be sure the power switch is set to “OFF”. 1. To remove the Grille from the Chassis. - Pull the grille bottom, the remove 2 securing screws. - Lift the both lower parts of panel front.
Page 89: Schematic Diagram
Schematic Diagram Schematic Diagram Electronic Control Device 1. Indoor Unit 1) Split Type C02F,0.01/50V C01F,0.01/50V R01T,10K R02T,10K R03T,10K R04T,10K R05T,10K Service Manual 89...
Page 90 Schematic Diagram 2) Duct Type 90 Multi type Air Conditioner...
Page 91 Schematic Diagram 3) CST Type R06T R01T R02T R03T R04T R05T Service Manual 91...
Page 92 Schematic Diagram 2. Outdoor Unit 1) L8UC100BFA0, L8UH100BFA0 92 Multi type Air Conditioner...
Page 93 Schematic Diagram 3. Central control unit Schematic diagram R 0 8 S R 0 7 S R 0 6 S R 0 5 S TXD1 OSC01B Xtal1 RXD1 14.7456 R01B Xtal2 RXD2 TXD2 Service Manual 93...
Page 94: Wiring Diagram
Schematic Diagram Wiring Diagram 1. Indoor Unit Split Type Duct Type - BT/BG chassis AC PCB ASM DC PCB ASM WIRING DIAGRAM THERMISTOR(OUT-PIPE) IN-PIPE. OUT-PIPE. ROOM. CENTRAL CONTROL REMOTE A/CL THERMISTOR THERMISTOR THERMISTOR TELE CONTROL CONTROL UNIT HEATER THERMISTOR(IN-PIPE) DRY CONTACT THERMISTOR(ROOM) CN-CC CN-PIPE1...
Page 95 Schematic Diagram 2. Outdoor Unit L8UH100BFA0 L8UC100BFA0 Service Manual 95...
Page 96: Components Locations
Schematic Diagram Components Locations 1. Indoor Unit MAIN P.C.B ASM 1) Split Type • DC part • AC part 96 Multi type Air Conditioner...
Page 97 Schematic Diagram 2) Duct Type • High static (BH/BG/BE chassis) Service Manual 97...
Page 98 Schematic Diagram • Low static (BT, BT1 chassis) 98 Multi type Air Conditioner...
Page 99 Schematic Diagram • 4 way(TE, TF, TD chasis) Service Manual 99...
Page 100 Schematic Diagram 2. Display ASSEMBLY 1) Split Type 100 Multi type Air Conditioner...
Page 101: Troubleshooting Guide
Troubleshooting Guide Troubleshooting Guide Refrigeration Cycle Diagram 1. L8UC100BFA0 OUTDOOR UNIT Distributor Field Piping Distributor Heat Exchanger Check Check Valve Valve Check Check Valve Valve Distributor Field Piping Liquid Distributor Service Manual 101...
Page 102 Troubleshooting Guide 2. L8UH100BFA0 OUTDOOR UNIT 4-Way Valve Distributor Field Piping Check Check Distributor Valve Valve 4-Way Valve Check Check Valve Valve Distributor Field Piping Liquid Distributor Cooling Heating 102 Multi type Air Conditioner...
Page 103 Troubleshooting Guide 3. BD Unit D Liquid(Ø12.7) C Liquid(Ø12.7) B Liquid(Ø12.7) A Liquid(Ø12.7) D Liquid(Ø6.35) C Liquid(Ø6.35) B Liquid(Ø6.35) A Liquid(Ø6.35) [Indoor Unit] Service Manual 103...
Page 104: Self-Diagnosis Function
Troubleshooting Guide Self-diagnosis Function Error Indicator • The function is to self-diagnoisis airconditioner and express the troubles identifically if there is any trouble. • Error mark is ON/OFF for the operation LED of evaporator body in the same manner as the following table. •...
Page 105: Cycle Troubleshooting Guide
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.
Page 106: Electronic Parts Troubleshooting Guide
Troubleshooting Guide Electronic Parts Troubleshooting Guide 1. L4UC608FA0, L5UC728FA0, L8UC1008FA0, L8UH1008FA0 Refer to electronic contorol device drawing & schematic diagram. The Product doesn’t operate at all. Trouble 1 Turn off the main power and wait until LED on outdoor PCB is off. Turn on the main power again.
Page 107 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 108 Troubleshooting Guide The Compressor/Outdoor Fan are don't operate Trouble 3 Turn on the main power. Operate Cooling Mode by setting the disired 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 attatched as close as to be effected by the themperature of Heat Exchange (EVA.) When the sensor circuit for Indoor temperature and connector are in bad connection or are...
Page 109 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 110: When The Louver Does Not Operate
Troubleshooting Guide When the louver does not operate. Trouble 5 • 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 •...
Page 111: General Information
Troubleshooting Guide General Information 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 112 Troubleshooting Guide Error Indicator (Outdoor) Outdoor Error Ex) Error 21 (DC Peack) 2 Times 2 Times 2 Times LED01G (RED) 1 Sec. 1 Sec. 1 Sec. 1 Time 1 Time 1 Time LED02G (GREEN) 2 Sec. 2 Sec. LED02G Outdoor Error LED01G Contents...
Page 113 Troubleshooting Guide Error Indicator (Outdoor) Outdoor Error LED02G Outdoor Error LED01G Contents Case of error (Green) Status code (Red) CT Circuit 4 times CT Circuit malfunction D-pipe sensor INV. (open/ short) 4 times 1 time Open / Short Air sensor (open/ short) 4 times 4 times Open / Short...
Page 114 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 115 Troubleshooting Guide 2) Troubleshooting CH03 Display Title Cause of error Check point & Normal condition code • Connection of wire Communication • Open / Short • Main PCB Volt. DC12V Wired R/C • Wrong connection • Noise interference Wired R/C Indoor Unit CN-REMO 12Vdc...
Page 116 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 117 Troubleshooting Guide 4) Troubleshooting CH05, CH53 Display Title Cause of error Check point & Normal condition code • Power input AC 220V. (Outdoor, Indoor) • The connector for transmission is disconnected. • The connecting wires are misconnected. Communication • Communication poorly •...
Page 118 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 • Instant over current - The abnormal connection of U,V,W • Over Rated current DC Peak •...
Page 119 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 (14A ) Low voltage input Refrigerant, pipe length, blocked, … Malfunction of current detection circuit. (Open / Short) Initial current error Internal circuit...
Page 120 Troubleshooting Guide 7) Troubleshooting CH23, CH28 Display Title Cause of error Check point & Normal condition code DC Link • Check the power source. • DC link volt. is Low voltage. • Check the components. 140Vdc . DC Link • DC link volt. is •...
Page 121 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. • Abnormal Input voltage •...
Page 122 Troubleshooting Guide 9) Troubleshooting CH26, CH27 Display Title Cause of error Check point & Normal condition code • Check the connection of comp wire “U,V,W” DC Compressor • Compressor • Malfunction of compressor Position position detect error • Check the component of “IPM”, detection parts. •...
Page 123 Troubleshooting Guide 10) Troubleshooting CH33 Display Title Cause of error Check point & Normal condition code • Check the discharge pipe sensor for Cons. D-pipe (Constant) • Discharge sensor • Check the install condition for over load. temp. high (Cons.) temp. high •...
Page 124 Troubleshooting Guide 11) 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 125 Troubleshooting Guide 12) Troubleshooting CH51, CH60 Display Title Cause of error Check point & Normal condition code • Check the indoor unit capacity. • Over capacity Over capacity • Check the combination table. Combination EEPROM • Check the PCB ASM P/No. •...
Page 126 Troubleshooting Guide 13) Troubleshooting CH61, CH62 Display Title Cause of error Check point & Normal condition code Condenser • Condenser pipe sensor • Check the load condition. pipe sensor detected high • Check the sensor of Condenser pipe sensor. temp. high temp.(65°C) •...
Page 127: (3-Way) Valve
(3-way) Valve (3-way) Valve 3-way Valve (Liguid Side) 3-way Valve (Gas Side) Valve cap Valve cap Open position Open position Closed position Closed position To piping To piping Service Service connection Service Service connection port cap port port cap port To outdoor unit To outdoor unit Service port...
Page 128: Pumping Down
(3-way) Valve (1) Pumping down Liquid side Indoor unit Outdoor unit Close 2-Way valve Gas side Open 3-Way valve Liquid side Indoor unit Close 2-Way valve Gas side Open 3-Way valve manifold gauge Low- handle Hi- handle (CLOSE) (CLOSE) Procedure •...
Page 129 (3-way) Valve (2) Evacuation (All amount of refrigerant leaked) Liquid side Indoor unit Outdoor unit Open 2-Way valve Gas side Open 3-Way valve Liquid side Indoor unit Open 2-Way valve Gas side Open 3-Way valve manifold gauge Vacuum pump Low- handle Hi- handle (OPEN)
Page 130: Gas Charging
(3-way) Valve (3) Gas Charging (After Evacuation) Liquid side Indoor unit Outdoor unit Open 2-Way valve Gas side Open 3-Way valve Liquid side Indoor unit Open 2-Way valve Gas side Open 3-Way valve manifold gauge Charging cylinder Low-handle (OPEN) Hi- handle Check valve (OPEN) •...
Page 131: Exploded View & Replacement Parts List
Exploded View & Replacement Parts List Exploded View & Replacement Parts List Indoor Unit SR chassis 135316 152313 135314 152302 733010 131410 359011 342800 159830 354210 352115 159901 352116 35211B 268712 346810 263230-2 135516 263230-1 352150 135311 146811 268716 266090 267110 268715 W0CZZ...
Page 132 Exploded View & Replacement Parts List Parts List (SR chassis) PART No. LOCATION DESCRIPTION CODE LMNH122LRA0 LMNH122LRL0 LMNC122LRA0 LMNC122LRL0 131410 CHASSIS ASSEMBLY 3141A20005B 3141A20005B 3141A20005B 3141A20005B 135311 GRILLE ASSEMBLY,DISCHARGE(INDOOR) 3531A10230A 3531A10230A 3531A10230A 3531A10230A 135316 GRILLE ASSEMBLY,FRONT(INDOOR) 3531A10208X 3531A21017F 3531A21017G 3531A10208W...
Page 133 Exploded View & Replacement Parts List ST chassis 135316 267110 152313 135314 152302 733010 131410 359011 342800 159830 354210 W51620 135311 159901-1 352115 159901-2 352116 268712 346810 35211B 263230-2 135516 263230-1 352150 268715 146811 249951 266090 268716 W0CZZ Service Manual 133...
Page 134 Exploded View & Replacement Parts List Parts List (ST chassis) PART No. LOCATION DESCRIPTION CODE LMN*182LTA0 LMN*182LTL0 LMN*242LTA0 LMN*242LTL0 131410 CHASSIS ASSEMBLY 3141A10002B 3141A10002B 3141A10002B 3141A10002B 135311 GRILLE ASSEMBLY,DISCHARGE(INDOOR) 3531A10116A 3531A10116A 3531A10116A 3531A10116A 135316 GRILLE ASSEMBLY,FRONT(INDOOR) C(COOLING) 3531A24010E 3531A20207K 3531A24010E 3531A20207K H(HEAT PUMP) 3531A20207P 3531A24010D 3531A20207P 3531A24010D 135516 COVER ASSEMBLY,MOTOR...
Page 135 Exploded View & Replacement Parts List Art cool deluxe type 135312 146811 159830 152302 668713 146811 145200 668713 268712 263020 135080 733010 267110 359011 342800 354210 131410 145201 W0CZZ 249951 352150 346810 266090 35211B 145200 146811 159901 135311 135516 268714 Service Manual 135...
Page 136 Exploded View & Replacement Parts List Parts List(Art cool deluxe type) PART No. LOCATION DESCRIPTION CODE LMNC122DU*0 LMNH122DU*0 LMNC182D3*0 LMNH182D3*0 LMNC242D3*0 LMNH242D3*0 131410 CHASSIS ASSEMBLY 3141A20007B 3141A20007B 3141A20012A 3141A20012A 3141A20012A 3141A20012A 135311 GRILLE ASSEMBLY,DISCHARGE(INDOOR) 3531A10137B 3531A10137B 3531A20231C 3531A20231C 3531A20231C 3531A20231C WOOD("D") 3531A21027M 3531A10341F 3531A10341F...
Page 137 Exploded View & Replacement Parts List Duct Type - High Static(BH, BG, BE chassis) 359012-1 137214 346810 359012 336610-1 336610-2 W0CZZ 249951 354210 352111 W51620 152302 268714 263230-1 263230-2 263230-3 552111 267110 352118 330870 Service Manual 137...
Page 138 Exploded View & Replacement Parts List Part List (Duct - High Static) PART No. LOCATION DESCRIPTION REMARKS LMN*182BHA0 LMN*242BHA0 LMN*302BGA0 LMN*362BGA0 LMN*482BEG0 152302 FILTER(MECH),A/C 5230A30001M 5230A30001M 5230A30001L 5230A30001L 5230A30001A 137214 PANEL ASSEMBLY,UPPER 3721A20177C 3721A20177C 3721A20180C 3721A20180C 3721A20184C 249951 CONTROL BOX ASSEMBLY,INDOOR C(COOLING) 4995A14002K 4995A14002L 4995A14002J 4995A14002M 4995A22003L H(HEAT PUMP)
Page 139 Exploded View & Replacement Parts List Duct Type - Low Static (BT, BT1 chassis) 336610-1 152302 346810 359012-3 359012-1 336610-2 137214 W0CZZ 359012-2 267110 354210 249951 263230-1 268714 352115 263230-2 352116 330870 263230-3 Service Manual 139...
Page 140 Exploded View & Replacement Parts List Parts List (Duct Type - Low Static) PART No. LOCATION DESCRIPTION CODE LMN*122BTG0 LMN*182BTG0 LMN*242BYG0 152302 FILTER(MECH),A/C 5230A30001Q 5230A30001P 5230A30001S 137214 PANEL ASSEMBLY,UPPER 3721A20150B 3721A20150A 3721A20150C C(COOLING) 4995A20338Y 4995A20338Z 4995A20529A 249951 CONTROL BOX ASSEMBLY,INDOOR H(HEAT PUMP) 4995A20338E 4995A20338J...
Page 141 Exploded View & Replacement Parts List Cassette Type - 4 way(TE chassis) 249951 263230-3 263230-2 263230-1 268714 354211 352118 35211A 158591 266012 330870 Service Manual 141...
Page 142 Exploded View & Replacement Parts List 137211 130411 W0CZZ 346810 359011 146811 W4056 268712 152312 130911-1 135312 135802 352150-2 130911-2 267110-2 267110-1 352150-1 142 Multi type Air Conditioner...
Page 143 Exploded View & Replacement Parts List Parts List(Cassette Type - 4 way - TE 12K, 18K) PART No. LOCATION DESCRIPTION CODE LMNH122TEA0 LMNC122TEA0 LMNH182TEA0 LMNC182TEA0 130411 BASE ASSEMBLY,WELD[INDOOR] 3041A10013A 3041A10013A 3041A10013A 3041A10013A 130911-1 CABINET ASSEMBLY,INDOOR 3091A10023C 3091A10023C 3091A10023C 3091A10023C 130911-2 CABINET ASSEMBLY,INDOOR 3091A10023D 3091A10023D 3091A10023D 3091A10023D 158591...
Page 144 Exploded View & Replacement Parts List Cassette Type - 4 way(TF chassis) 249951 354211-2 268714 354211-1 263230-1 352118-2 263230-2 552111 352118-1 158591 266012 330870 144 Multi type Air Conditioner...
Page 145 Exploded View & Replacement Parts List 130411 268712 W0CZZ 146811 346810 359012 W4056 152312 130911-2 135314 137211 352150-2 267110-2 267110-1 352150-1 130911-1 Service Manual 145...
Page 146 Exploded View & Replacement Parts List Parts List(Cassette Type - 4 way - TF 24K, 30K) PART No. LOCATION DESCRIPTION CODE LMNH242TFA0 LMNC242TFA0 LMNH302TFA0 LMNC302TFA0 130411 BASE ASSEMBLY,WELD[INDOOR] 3041A10030B 3041A10030B 3041A10030B 3041A10030B 130911-1 CABINET ASSEMBLY,INDOOR 3091A10051A 3091A10051A 3091A10051C 3091A10051C 130911-2 CABINET ASSEMBLY,INDOOR 3091A10051B 3091A10051B 3091A10051D 3091A10051D 158591 PUMP ASSEMBLY,WATER...
Page 147 Exploded View & Replacement Parts List Cassette Type - 4 way(TD chassis) 249951 268714 263230-1 263230-2 130411 263230-3 354211-2 354211-1 352118-2 552111 352118-1 330870 158591 266012 Service Manual 147...
Page 148 Exploded View & Replacement Parts List 130411 W0CZZ 146811 268712 352111 346810 152312 359012 W4056 130911-2 139012-1 135314 135802 137211 267110-1 139012-2 130911-1 352150-1 267110-2 352150-2 148 Multi type Air Conditioner...
Page 149 Exploded View & Replacement Parts List Parts List(Cassette Type - 4 way - TD 36K/48K) PART No. LOCATION DESCRIPTION CODE LMNH362TDA0 LMNC362TDA0 LMNH482TDA LMNC482TDA0 130411 BASE ASSEMBLY,WELD[INDOOR] 3041A10016A 3041A10016A 3041A10016A 3041A10016A 130911-1 CABINET ASSEMBLY,INDOOR 3091A10030A 3091A10030A 3091A10030A 3091A10030A 130911-2 CABINET ASSEMBLY,INDOOR 3091A10030B 3091A10030B 3091A10030B 3091A10030B 130912-1 CABINET ASSEMBLY,INDOOR 3091A10031A 3091A10031A 3091A10031A 3091A10031A...
Page 150: 150 Multi Type Air Conditioner
Exploded View & Replacement Parts List Outdoor Unit L8UH100BFA0/L8UC100BFA0 349490 349490 559010 559010 137213 549610 549610 546810 546810 447910-1 330870 552113-1 552113-2 552112-1 447910-2 552112-2 554030-2 552112-4 554030-4 554030-1 552112-3 561410 561410-2 5211AB1 552116-2 649950 554030-3 561410-1 552203-2 552116-1 668711 552203-1 437211 548490-2...
Page 151 Exploded View & Replacement Parts List Parts List (L8UC100BFA0) Part No. Location No. Description CODE L8UC100BFA0 430410 BASE ASSEMBLY,OUTDOOR 3041A10049B 552203-2 VALVE,SERVICE 2A00393T 552203-1 VALVE,SERVICE 2A00499E 548490 ACCUMULATOR ASSEMBLY(MECH) 4849A20050A 552204 VALVE,SOLENOID 5220A90002C 552114 TUBE ASSEMBLY,DISCHARGE (OUTDOOR) 5211A22119A 552201 VALVE,CHECK 3A01020D 561410 COIL ASSEMBLY,SOLENOID...
Page 152 Exploded View & Replacement Parts List Parts List (L8UH100BFA0) Part No. Location No. Description CODE L8UH100BFA0 430410 BASE ASSEMBLY,OUTDOOR 3041A10049B 552203-2 VALVE,SERVICE 2A00393T 552203-1 VALVE,SERVICE 2A00499E 548490 ACCUMULATOR ASSEMBLY(MECH) 4849A20050A 552116 TUBE ASSEMBLY,REVERSING 5211A03021A 552114 TUBE ASSEMBLY,DISCHARGE (OUTDOOR) 5211A22119A 552201 VALVE,CHECK 3A01020D 552116...
Page 153 October, 2005 Printed in Korea P/No.: 3828A22009L...

This manual is also suitable for:

Lmnh242lta0 Lmnh122lrl0 Lmnh242ltl0 Lmnc122lra0 Lmnc122lrl0 Lmnc182lta0 ... Show all

LG LMNH122LRA0 Service Manual

Model Number Nomenclature

Safety Precautions

Dimensions

Product Specifications

Installation

Operation

Control Devices and Function

Disassembly of the Parts (Indoor Unit)

Schematic Diagram

Troubleshooting Guide

(3-Way) Valve

Exploded View & Replacement Parts List

150 Multi Type Air Conditioner

Quick Links

SERVICE MANUAL

Troubleshooting

Related Manuals for LG LMNH122LRA0

Summary of Contents for LG LMNH122LRA0

This manual is also suitable for:

Table of Contents