LG LM-2164H2L Manual de usuario

Multi Type Room

Air Conditioner

SERVICE MANUAL

MODEL: LM-2164H2L/M

LM-3064H3L/M

Библиотека СОК 

Functions...................................................................................................................................... 3

Product Specifications................................................................................................................ 5

Dimensions................................................................................................................................... 7

Refrigeration Cycle Diagram..................................................................................................... 10

Wiring Diagram .......................................................................................................................... 11

Operation Details ....................................................................................................................... 12

Display Function........................................................................................................................ 19

Self-Diagnosis Function............................................................................................................ 19

Installation.................................................................................................................................. 20

Operation.................................................................................................................................... 34

Disassembly of the parts (Indoor Unit).................................................................................... 36

2-way, 3-way Valve ..................................................................................................................... 38

Cycle Troubleshooting Guide ....................................................................................................42

Electronic Parts Troubleshooting Guide.................................................................................. 43

Electronic Control Device ......................................................................................................... 50

Schematic Diagram.................................................................................................................... 53

Exploded View and Replacement Parts List............................................................................ 55

- 2 -

Contents

- 3 -

Functions

• Room temperature sensor. (THERMISTOR)

• Maintains the room temperature in accordance with the Setting Temp.

• Indoor fan is delayed for 5 seconds at the starting.

• Restarting is inhibited for approx. 3 minutes.

• High, Med, Low, Chaos

--- Lights up in operation

--- Lights up in Sleep Mode

--- Lights up in Timer Mode

--- Lights up in Deice Mode(for Heat pump model)

--- Lights up in Compressor operation(for Cooling model)

• Intermittent operation of fan at low speed.

• The fan is switched to low(Cooling), med(Heating) speed.

• The unit will be stopped after 1, 2, 3, 4, 5, 6, 7 hours.

• The fan is switched to intermittent or irregular operation

•

The fan speed is automatically switched from high to low speed.

• The louver can be set at the desired position or swing

up and down automatically.

Indoor Unit

Operation ON/OFF by Remote controller

Sensing the Room Temperature

Room temperature control

Starting Current Control

Time Delay Safety Control

Indoor Fan Speed Control

Operation indication Lamps (LED)

OUT

DOOR

Health Dehumidification Operation

• Both the indoor and outdoor fan

stops during deicing.

• Hot start after deice ends.

• The indoor fan stops until the

evaporator piping temperature will be

reached at 28°C.

Sleep Mode Auto Control

Natural Air Control by CHAOS Logic

Airflow Direction Control

Deice (defrost) control (Heating)

Hot-start Control (Heating)

- 4 -

Remote Controller

JET COOL

Healthy Dehumidification Operation Mode.

( )

Operation Mode Selection

(Cooling

model only) (Heating

model only)

Cooling Operation Mode.( ) Heating Operation Mode.( )

Auto Operation Mode.( )

Sleep Operation

Fan Operation Mode

Room, Temperature Display

Setting the Time or Timer

Airflow Direction Control

Operation ON/OFF

Temperature Setting

TEMPERATURE LOWHIGH

Timer Selection

ON OFF

Timer Setting

SET

Timer Cancel

CANCEL

Reset

Fan Speed Selection

(Low) (Med) (High) (CHAOS)

: (High: 39°C LOW : 11°C)

Down to 18°C

Up to 30°C

Cooling

: OFF, ON, OFF ON

: Cancel Sleep Mode, Timer ON or Timer OFF

: 1, 2, 3, 4, 5, 6, 7, Off Timer

: Fan Operates without cooling or heating.

Down to 16°C

Up to 30°C

Heating

- 5 -

Product Specifications

21,000(5,292) 14,000(3,528) 7,000(1,764)

3.0 2.0 1.0

1Ø, 220-240V, 50Hz

Indoor 10.5 6.5

Outdoor 53

Indoor 41 38

Outdoor 55

2,200 1,420 900

2,200 1,420 830

9.7 6.2 4.0

9.7 6.2 3.8

9.5 9.9 7.8

9.5 9.9 8.4

Indoor 13 7.5

Outdoor 61

Indoor 888 x 287 x 170 / 802 x 262 x 165

Outdoor 870 x 655 x 320

Indoor 10 / 7

Outdoor 62

1,500 990

L.C.D Wireless

Liquid 1/4"(6.35)

Gas 1/2"(12.7) 3/8"(9.52)

Operation A-Unit OnlyA-Unit + B-Unit B-Unit Only

Unit

Item

Cooling Capacity

Heating Capacity

Moisture Removal §⁄/h

Power Source ø, V, Hz

Air Circulation m3/min

Noise Level dB(A)

Input W

E.E.R. Btu/h.w

C.O.P. -

Motor Output W

Dimensions(W x H x D)

Net. Weight kg

Refrigerant(R-22)(at 7.5m)

Airflow Direction Control(Up & Down)

Remocon Type

Service Valve

Sleeping Operation

Drain Hose

Cooling

Heating

Cooling

Heating

Cooling

Heating

Runnig

Current

Btu/h(kcal/h)

1. LM-2164H2L/M

- 6 -

14,000(3,528)

10,000(2,520) 24,000(6,048) 14,000(3,528) 28,000(7,056)

14,000(3,528)

10,000(2,520) 24,000(6,048) 14,000(3,528) 28,000(7,056)

2.0 1.5 3.4 2.0 4.0

1Ø, 220-240V, 50Hz

10.5 6.5 – – –

58 – – –

41 38 – – –

1,520 1,400 2,750 1,520 2,870

1,550 1,460 2,840 1,320 2,700

6.7 6.2 12.3 6.7 12.8

6.8 6.4 8.7 5.8 12.0

9.2 7.1 8.5 9.2 9.8

9.0 6.8 8.5 10.6 10.4

13 7.5

101.5

888

x 287 x 170 / 802 x 262 x 165

870 x 800 x 320

10 7 – – –

1,170 1,220 – – –

L.C.D Wireless

1/4"(6.35) – – –

1/2"(12.7) 3/8"(9.52) – – –

Operation A-Unit

B or C-Unit A+B or C

B+C A+B+C

Unit

Item

Cooling Capacity

Heating Capacity

Moisture Removal §⁄/h

Power Source ø, V, Hz

Air Circulation m3/min

Noise Level dB(A)

Input W

E.E.R. Btu/h.w

C.O.P. -

Motor Output W

Dimensions(W x H x D)

Net. Weight kg

Refrigerant(R-22)(at 7.5m)

Airflow Direction Control(Up & Down)

Remocon Type

Service Valve

Sleeping Operation

Drain Hose

Cooling

Heating

Indoor

Outdoor

Indoor

Outdoor

Indoor

Outdoor

Indoor

Outdoor

Indoor

Outdoor

Liquid

Gas

Cooling

Heating

Cooling

Heating

Runnig

Current

Btu/h(kcal/h)

2. LM-3064H3L/M

- 7 -

Dimensions

Installation plate

Right rear piping

Left rear piping

ø70mm ø70mm

50mm

20mm

80mm

ø70mm

Center

ø70mm

Left rear piping Right rear piping

Tubing hole cover

W mm 802 888

H mm 262 287

D mm 165 170

7K Btu Series 14K Btu Series

MODEL

DIM

(7K)

(14K)

(14K )

1. Indoor Unit

- 8 -

L4 L3

L10L10L10

Gas side

3-Way valve

Liquid side

2-Way valve

L7L5L6

2. Outdoor Unit

2-1. LM-2164H2L/M

W mm 870

H mm 655

D mm 320

L1 mm 370

L2 mm 25

L3 mm 630

L4 mm 25

L5 mm 546

L6 mm 160

L7 mm 160

L8 mm 64

L9 mm 76.5

L10 mm 50

LM-2164H2L/M

MODEL

DIM

- 9 -

L5L6 L7 L8

L10L9

Gas side

3-way valve

Liquid side

2-way valve

L10L10L10L10

2-2. LM-3064H3L/M

W mm 870

H mm 800

D mm 320

L1 mm 370

L2 mm 25

L3 mm 775

L4 mm 25

L5 mm 546

L6 mm 160

L7 mm 160

L8 mm 64

L9 mm 76.5

L10 mm 50

LM-3064H3L/M

MODEL

DIM

- 10 -

Refrigeration Cycle Diagram

1. LM-2164H2L/M

2. LM-3064H3L/M(Cooling & Heating models)

HEAT

EXCHANGER

COOLING

HEATING

DEICE

HEAT

EXCHANGER

CAPILLARY TUBE

COMPRESSOR-B

COMPRESSOR-A

CAPILLARY TUBE

2-WAY

VALVE

4-WAY

VALVE

B-UNITA-UNIT

3-WAY

VALVE

4-WAY

VALVE

Pipe Size (Diameter : inch)

Max.

piping length

(m)

Max.

piping elevation

(m)

Gas Liquid

3/8"(1/2") 1/4" 10~15 5~7

ex) Solenoid Valve

Capillary

Cooling & Deice

Heating

Indoor Unit Outdoor Unit

Heat

Exchanger

A-Unit

Heat

Exchanger

Comp-A

B-Unit

C-Unit

Heat

Exchanger

2- WAY

Valve

3- WAY

Valve

2- WAY

Valve

3- WAY

Valve Comp-B

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