LG LS-E0960CL Manuale utente

Room Air Conditioner

SVC MANUAL(Exploded View)

CAUTION

Before Servicing the unit, read the safety precautions in General SVC manual.

Only for authorized service personnel.

Internal Use Only

http://biz.lgservice.com

MODEL : LS-E0960CL / CM / CN / CD / CS

LS-E0960HL / HM / HN / HD / HS

LS-F1260CL / CM / CN / CD / CS

LS-F1260HL / HM / HN / HD / HS

LS-J0760CL / CM / CN / CD / CS

LS-J0760HL / HM / HN / HD / HS

LS-J0960CL / CM / CN / CD / CS

LS-J0960HL / HM / HN / HD / HS

Contents

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

Product Specifications (Cooling Only)..................................................................................5

Product Specification (Cooling & Heating)...........................................................................6

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

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

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

Operation Details ..................................................................................................................13

Display Function ...................................................................................................................20

Self-diagnosis Function........................................................................................................20

Installation .............................................................................................................................21

Operation ...............................................................................................................................37

Disassembly of the parts (Indoor Unit) ...............................................................................39

2-way, 3-way Valve.................................................................................................................42

Cycle Troubleshooting Guide...............................................................................................49

Electronic Parts Troubleshooting Guide.............................................................................50

Electronic Control Device.....................................................................................................57

Schematic Diagram ...............................................................................................................59

Exploded View.......................................................................................................................61

- 2 -

Only for training and service purposes LGE Internal Use Only

- 3 -

Only for training and service purposes LGE Internal Use Only

Functions

Room temperature sensor. (THERMISTOR)

Maintains the room temperature in accordance with the Setting Temp.

Indoor fan is delayed for 5 sec at the starting.

Restarting is inhibited for approx. 3 minutes.

High, Med, Low

--- Lights up in operation

--- Lights up in Sleep Mode

--- Lights up in Timer Mode

--- Lights up in Defrost Mode (for Heating Model)

OUTDOOR --- 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)

Soft Dry Operation Mode

Both the indoor and outdoor fan stops

during defrosting.

The indoor fan stops until the

evaporator pipe temperature will be

reached at 28°C.

Sleep Mode Auto Control

Natural Air Control by CHAOS Logic

Airflow Direction Control

Defrost(Deice) control (Heating)

Hot-start Control (Heating)

- 4 -

Only for training and service purposes LGE Internal Use Only

TEMPERATURETEMPERATURE LOWLOW HIGHHIGH

Remote Controller

Operation ON/OFF

(Heating

model only)

Cooling Operation Mode. ( )

Healthy Dehumidification Operation Mode.

( )

(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.

Auto Operation Mode. ( )

Heating Operation Mode. ( )

Operation Mode Selection

Fan Speed Selection

Room, Temperature Display

Temperature Setting

Setting the Time or timer

JET COOL

Timer Selection

Timer Setting

Timer Cancel

Sleep Operation

Airflow Direction Control

Fan Operation Mode

Reset

Down to 16°C

Up to 30°C

Heating

- 5 -

Only for training and service purposes LGE Internal Use Only

Product Specifications (Cooling Only)

Model Name

Item Unit

Cooling Capacity Btu/h 7,000 8,700 9,000 12,000

Moisture Removal l/h 1.0 1.2 1.2 1.2

Power Source Ø, V, Hz 1Ø, 220-240V, 50Hz

Indoor 5.2 6.0 6.7 8.6

Outdoor 18 25 25 25

Indoor 30 32 32 34

Outdoor 46 46 46 47

Input W 690 890 910 1,070

Running Current A 2.9 3.8 3.8 4.6

E.E.R. Btu/hw 10.14 9.77 9.89 11.2

Indoor 5 5.7 5.7 15

Outdoor 14 14.5 14.5 25

Indoor

802 x 262 x 165 804 x 245 x 153 802 x 262 x 165 900 x 280 x 178

Outdoor

525 x 564 x 265

684 x 624 x 270

Indoor 7 7 7 9

Outdoor 20 25 25 28

Refrigerant (R22) g 530 600 530 860

Airflow Direction Control (Up & Down)

Remocon Type L.C.D Wireless

Liquid inch(mm) 1/4" (6.35)

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

Sleeping Operation

Drain Hose

Connecting Cable 1.0mm2

Power Cord 1.0mm2

Air Circulation

Noise Level

m3/min

dB (A) 3

Service Valve

Motor Output

Dimensions

(W H D)

Net. Weight

LS-J0760CL LS-E0960CL LS-J0960CL LS-F1260CL

SPEC. AT 240V

- 6 -

Only for training and service purposes LGE Internal Use Only

Product Specifications (Cooling & Heating)

Model Name

Item Unit

Cooling Capacity Btu/h 7,000 8,500 9,000 12,000

Heating Capacity 7,300 9,300 9,500 12,500

Moisture Removal l/h 1 1.2 1.2 1.7

Power Source Ø, V, Hz 1Ø, 220-240V, 50Hz

5.2 6.0 6.7 9.0

18 24 25 25

30 32 32 35

46 47 47 49

Cooling W750 890 980 1,240

Heating 680 890 940 1,090

Running Cooling A3.2 3.8 4.1 5.3

Current Heating 2.9 3.8 4.0 4.7

E.E.R. Cooling Btu/hw 9.33 9.551 9.18 9.677

C.O.P Heating 3.14 3.062 2.96 3.360

5 5.7 5.7 15

14 14.5 14.5 25

802 x 262 x 165 804 x 245 x 153 802 x 262 x 165 900 x 280 x 178

525 x 564x 265 684 x 624 x 270 810 x 555 x 262

777 9

21 26 26 35

Refrigerant (R22) g 600 610 620 860

Airflow Direction Control (Up & Down)

Remocon Type L.C.D Wireless

inch(mm) 1/4" (6.35)

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

Sleeping Operation

Drain Hose

Connecting Cable 1.0mm2

Power Cord 1.0mm2

Air Circulation

Noise Level

Input

m3/min

dB (A) 3

Indoor

Outdoor

Indoor

Outdoor

Indoor

Outdoor

Indoor

Outdoor

Indoor

Outdoor

Liquid

Gas

Service Valve

Motor Output

Dimensions

(W H D)

Net. Weight

LS-J0760HL LS-E0960HL LS-J0960HL LS-F1260HL

SPEC. AT 240V

- 7 -

Only for training and service purposes LGE Internal Use Only

Dimensions

(1) Indoor Unit

Tubing hole cover

Installation plate

Tubing hole cover

Installation plate

Right rear piping

Left rear piping

ø70mm ø70mm

50mm

20mm

80mm

ø70mm

Center

Right rear pipingLeft rear piping

Center

ø70mm

MODEL

DIM Unit

W mm 802 804 900

H mm 262 245 280

D mm 165 153 178

LS-J0760CL/HL

LS-J0960CL/HL LS-E0960CL/HL 12K Btu Series

( 7K, 9K, 12K )

( 7K, 9K ) ( 12K )

LS-J0760CL/HL

LS-J0960CL/HL LS-E0960CL/HL

LS-F1260CL/HL

- 8 -

Only for training and service purposes LGE Internal Use Only

(2) Outdoor Unit (7K, 9K, LS-F1260CL)

WL2

Gas side

(3-way valve)

Liquid side

(2-way valve)

MODEL

DIM unit

W mm 564 684

H mm 525 640

D mm 281 270

L1 mm 294 305

L2 mm 66 62

L3 mm 374 472

L4 mm 17 16

L5 mm 270 193

7K Btu Series LS-E0960CL/HL

LS-J0960CL/HL

LS-F1260CL

- 9 -

Only for training and service purposes LGE Internal Use Only

(3) Outdoor Unit (LS-F1260HL)

L5L6 L7 L8

L9 L10

Liquid side

2-way valve

Gas side

3-way valve

MODEL 12K Btu Heat Pump

DIM unit

W mm 801

H mm 555

D mm 262

L1 mm 339

L2 mm 37

L3 mm 543.6

L4 mm 11.4

L5 mm 591

L6 mm 105

L7 mm 105

L8 mm 72.5

L9 mm 86.4

L10 mm 77

Refrigeration Cycle Diagram

- 10 -

Only for training and service purposes LGE Internal Use Only

Pipe size(Diameter:Ø)MAX. Max

MODEL Piping length Elevation

Gas(inch) Liquid(inch) (m) (m)

3/8" 1/4" 15 7

INDOOR UNIT OUTDOOR UNIT

HEAT

EXCHANGE

(EVAPORATOR)

HEAT

EXCHANGE

(CONDENSER)

COMPRESSOR

ACCUMU

LATOR

GAS SIDE

3-WAY VALVE

LIQUID SIDE

2-WAY VALVE

CAPILLARY TUBE

CHECK VALVE

(Heating Model only)

COOLING

HEATING

REVERSING

VALVE

(Heating Model Only)

1/2" 1/4" 15 7

7K, 9K Btu SERIES

12K Btu SERIES

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