LG LS-E0960CL Manuale utente

SERVICE MANUAL

Room Air Conditioner

MODEL : LS-E0960CL/CM/CD

LS-E0960HL/HM/HD

LS-F1260CL/CM/CD

LS-F1260HL/HM/HD

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 ...................................................................................................................21

Self-diagnosis Function........................................................................................................21

Installation .............................................................................................................................22

Operation ...............................................................................................................................38

Disassembly of the parts (Indoor Unit)...............................................................................40

2-way, 3-way Valve.................................................................................................................43

Cycle Troubleshooting Guide...............................................................................................50

Electronic Parts Troubleshooting Guide.............................................................................51

Electronic Control Device.....................................................................................................58

Schematic Diagram...............................................................................................................60

Exploded View & Replacement Parts List...........................................................................62

-2-

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 Deice 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 deicing.

•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

-3-

Deice (defrost) control (Heating)

Hot-start Control (Heating)

-4-

TEMPERATURETEMPERATURE LOWLOW HIGHHIGH

Cooling Operation Mode ( ) Auto Operation Mode ( )

Soft Dry Operation Mode ( ) Heating Operation Mode ( )

(Heating model only)(Cooling model only)

Remote Controller

Operation ON/OFF

(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.

Operation Mode Selection

Fan Speed Selection

Room, Temperature Display

Temperature Setting

Setting the Time or timer

Timer Selection

Timer Setting

Timer Cancel

Sleep Operation

Airflow Direction Control

Air Circulation Mode

Reset

Down to 16°C

Up to 30°C,

Heating

-5-

Product Specifications (Cooling Only)

Model Name

Item Unit

Cooling Capacity Btu/h 8,700 12,000

Moisture Removal l/h 1.2 1.2

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

Indoor 5.2 8.6

Outdoor 25 25

Indoor 35 36

Outdoor 48 49

Input W 890 1,070

Running Current A 3.8 4.6

E.E.R. Btu/hw 9.77 11.2

Indoor 5.7 15

Outdoor 14.5 25

Indoor 804×245×153 900×280×178

Outdoor 684×624×270

Indoor 7 9

Outdoor 25 28

Refrigerant (R-22) g 600 860

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)±1

Service Valve

Motor Output

Dimensions

(W×H×D)

Net. Weight

9K Btu 12K Btu

Cooling Only Cooling Only

SPEC. AT 240V

-6-

Product Specifications (Cooling & Heating)

Model Name

Item Unit

Cooling Capacity Btu/h 8,500 12,000

Heating Capacity 9,300 12,500

Moisture Removal l/h 1.2 1.7

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

5.4 9.0

24 25

35 37

49 51

Cooling W890 1,240

Heating 890 1,090

Running Cooling A3.8 5.3

Current Heating 3.8 4.7

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

C.O.P Heating 3.062 3.360

10 15

25 25

804 x 245 x 153 900 x 280 x 178

684 x 624 x 270 810 x 555 x 262

25 35

Refrigerant (R-22) g 610 860

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)±1

Indoor

Outdoor

Indoor

Outdoor

Indoor

Outdoor

Indoor

Outdoor

Indoor

Outdoor

Liquid

Gas

Service Valve

Motor Output

Dimensions

(W×H×D)

Net. Weight

9K Btu 12K Btu

Cooling & Heating Cooling & Heating

SPEC. AT 240V

Dimensions

(1) Indoor Unit

-7-

Installation plate

Tubing hole cover

Installation plate

Right rear piping

Left rear piping

ø70mm ø70mm

50mm

20mm

80mm

ø70mm

AACenter

Right rear pipingLeft rear piping

Center

ø70mm

MODEL

DIM Unit

W mm 804 900

H mm 245 280

D mm 153 178

9K Btu Series 12K Btu Series

( 9K, 12K )

( 9K ) ( 12K )

(2) Outdoor Unit ( 9K, 12K)

WL2

Gas side

(3-way valve)

Liquid side

(2-way valve)

MODEL

DIM unit

W mm 684

H mm 640

D mm 270

L1 mm 305

L2 mm 62

L3 mm 472

L4 mm 16

L5 mm 193

9K Btu Cooling & Heat Pump

12K Btu Cooling Only

-8-

(3) Outdoor Unit(12K Heat Pump)

L5L6 L7 L8

L9 L10

Liquid side

2-way valve

Gas side

3-way valve

-9-

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-

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

9K Btu SERIES

12K Btu SERIES

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