Инструкция на Кондиционеры серии LM бренда LG

Multi Type Room

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…

Remote Controller

Operation ON/OFF Operation Mode Selection Cooling Operation Mode.( (Cooling (Heating model only) model only) ) Healthy Dehumidification Operation Mode.( Auto Operation Mode.( ) ) Heating Operation Mode.( Fan Speed Selection (Low) (Med) (High) (CHAOS) Room, Temperature Display : (High: 39°C LOW…

Product Specifications

Dimensions

2. Outdoor Unit

Refrigeration Cycle Diagram

1. LM-2164H2L/M COMPRESSOR-A COOLING HEATING DEICE 4-WAY VALVE 3-WAY VALVE HEAT EXCHANGER COMPRESSOR-B 4-WAY VALVE HEAT EXCHANGER A-UNIT B-UNIT CAPILLARY TUBE 2-WAY VALVE CAPILLARY TUBE 2. LM-3064H3L/M(Cooling & Heating models) Indoor Unit Outdoor Unit 2- WAY Valve Heat Exchanger A-Unit 3- WAY Valve…

Wiring Diagram

Operation Details

■ MAIN UNIT FUNCTION • DISPLAY 1) Cooling Only 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 • On while in sleep timer mode, off when sleep timer cancel…

• 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 dehumidification operation and 4-min compressor off repeat. Compressor ON Temp. ➲ Setting Temp+0.5°C Compressor OFF Temp. ➲ Setting Temp-0.5°C • In 10-min dehumidification operation, the indoor fan operates…

■ Fuzzy Operation (Cooling Only 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 ➲ Setting Temp +…

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. Compressor ON Temp ➲ Setting Temp + 0.5°C Compressor OFF Temp ➲…

■ 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. • If the appliance is on pause at the time set by the timer, the pause continues. ■…

■ 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. • The slide switch on the main unit of the appliance should be on the Auto Restarting…

■ 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…

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 • Timer Mode Compressor on Indicator Defrost…

Installation

(1) Installation of Indoor, Outdoor unit 1) Selection of the best location 1. Indoor unit • There should not be any heat source or steam near the unit. • There should not be any obstacles to prevent the air circulation. • A place where air circulation in the room will be good. • A place where…

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, consider using anchor bolts.) • Always mount the Installation plate horizontally…

(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 purchased locally. • Measure the distance between the indoor and the outdoor unit. • Cut the pipes a little longer than the measured distance. • Cut the cable 1.5m longer than the length…

2) Connection of Pipings

1. Remove the installation plate • Pull the two '∆' marked portion of bottom of the chassis and pull the installation plate out of chassis. 2. Route the drain hose and the indoor tubing. Installation plate Pull Pull For left rear piping 3. Route the tubing and the drain hose straight backwards(see…

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 edge of the installation plate.) Ensure the hooks are properly seated on the installation plate by moving it in left and right. Connecting cable Drain…

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 chassis and push the bottom of tubing holder to be engaged in the bottom of chassis. Drain hose Taping Piping Tubing holder 1 Hook 2 Push 10. Indoor unit installation. • Hook the indoor unit onto the upper…

(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. • When tightening the flare nut with torque wrench, ensure the direction for tightening…

2) Connection of the cable

Outdoor unit 1. Remove the cover control from the unit by loosening the screw. Connect the wires to the terminals on the control board individually as the following. Terminal block Over 5mm Holder for power supply cord Terminal on the OUTDOOR UNIT 1(L) 2(N) 3 3 2(N) 1(L) 1(L) 2(N) Power cord 1(L)…

(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…

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. Terminal on the OUTDOOR UNIT 1(L) 2(N) 3 3 2(N) 1(L) 1(L)…

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). • If you want to connect an additional drain hose, the end of the drain-outlet should keep distance from the ground.(Do not dip it into water, and fix it on the wall…

(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. After connecting the piping, check the joints for gas leakage with gas leak…

(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. (Press the forced operation key more…

(8) Test running

1) Connection of power supply 1. Connect the power supply cord to the independent power supply. 2. Prepare the remote control. • Insert two batteries provided. Remove the battery cover from the remote controller. • Slide the cover according to the arrow direction. Insert the two batteries. (Two…

Operation

(1) Name and Function-Remote Control (Door Closed) Remote Control Signal transmitter Transmits the signals to the room air conditioner. Signal transmitter 1 START/STOP BUTTON Operation starts when this button is pressed and stops when the button is pressed again. 2 OPERATION MODE SELECTION BUTTON…

(2) Name and Function-Remote Control (Door Opened)

Remote Control Signal transmitter Transmits the signals to the room air conditioner. Signal transmitter 1 ON/OFF TIMER BUTTONS Used to set the time of starting and stopping operation. 2 TIME SETTING BUTTONS Used to adjust the time. 3 TIMER SET/CANCEL BUTTONS Used to set the timer when the desired…

Disassembly of the parts (Indoor unit)

Warning : 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 • Set the up-and-down air discharge louver to open position (horizontally) by finger pressure. • Remove the securing screws • To remove the…

2. To remove the Control Box

• Remove securing screws. • Pull the control box out from the chassis carefully. 3. To remove the Discharge Grille • Pull the discharge grille out from the chassis carefully. 4. To remove the Evaporator • Remove screws securing the evaporator and the holder eva. • Unhook the tab on the right inside…

2-way, 3-way Valve

2-way Valve (Liguid Side) 3-way Valve (Gas Side) Valve cap Flare nut Hexagonal wrench (4mm) Open position Closed position To piping connection Flare nut Pin To piping connection To outdoor unit Open position Closed position Service Service port cap port To outdoor unit Works Shaft position Shaft…

(1) Pumping down

Liquid side Indoor unit 2-Way valve Outdoor unit Close Gas side 3-Way valve Open manifold gauge Low-handle (CLOSE) Hi- handle (CLOSE) • Procedure 6. Operate the air conditioner at the cooling cycle and stop it when the gauge indicates 1kg/cm g. 1. Confirm that both the gas side and liquid side…

(2) Evacuation

(All amount of refrigerant leaked) Indoor unit Liquid side 2-Way valve Close Outdoor unit Gas side 3-Way valve Open manifold gauge Vacuum pump Lowhandle (OPEN) Hi- handle (CLOSE) • Procedure 1. Confirm that both the liguid side valve and gas side valve are set to the opened position. 2. Connect the…

(3) Gas Charging

(After Evacuation) Liquid side Indoor unit 2-Way valve Close Outdoor unit Gas side 3-Way valve Charging cylinder Open manifold gauge Low-handle Check valve (OPEN) Hi- handle (CLOSE) • Procedure 1. Connect the gauge to the charging cylinder. - Connect the charge hose which you disconnected from the…

Cycle Troubleshooting Guide

Trouble analysis 1. Check temperature difference between intake and discharge air and operating current. Temp. difference Current : approx. 0°C : less than 80% of rated current All amount of refrigerant leaked out. Check refrigeration cycle. Temp. difference Current : approx. 8°C : less than 80% of…

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? YES NO Primarily, the operating condition of Micom is OK. Check the voltage of…

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. (When…

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…

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 • Check the pattern • Check the SSR - SSR Open: Indoor Fan Motor never operate - SSR short…

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 • Check the soldering condition(on PWB) of CN-U/D Connector Check…

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. Check the connector of intake and pipe…

7. Outdoor unit does not operate at all

Check Outdoor Unit PCB Board Operation Check in Outdoor Content Items • Power Transformer (Outdoor unit) - Input Voltage - Output Voltage ‹X • IC01D(7812) Output (Indoor/Outdoor unit) ‹X • IC02D(7805) Output (Indoor/Outdoor unit) ‹X • IC01A(KIA7036, Reset IC) X01(8MHz) Remedy - About AC220V/240V±10%…

Electronic Control Device

2. Outdoor Unit

Schematic Diagram

Exploded View & Replacement Parts List

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April, 2000 Printed in Korea

Инструкция на Кондиционеры серии LM

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