LG LS-Q076ABL User manual

SERVICE MANUAL

Room Air Conditioner

CAUTION

-BEFORE SERVICING THE UNIT, READ THE SAFETY

PRECAUTIONS IN THIS MANUAL.

-ONLY FOR AUTHORIZED SERVICE PERSONNEL.

MODEL : LS-Q076ABL/BBG/BEL/ABG

LS-Q096ABL/BBG/BEL/AEL

LS-Q096ACG/ADG/ADL/BDL

LS-Q096AHG/ABG/ABM/AEM

LS-Q096BAG/BDG

LS-Q096ACL/AAG

LS-Q082BAG/BAM

LS-Q082AAL/ACG/ACL/ACM

LS-H096QNA0

LS-Q096BEG

WEBSITE http://biz.LGservice.com

E-MAIL http://www.LGEservice.com/techsup.html

Contents

Details of LG Model Name(2002) .......................................................................................... 3

Details of LG Model Name(2003) .......................................................................................... 4

Functions................................................................................................................................5

Product References .............................................................................................................. 8

Dimensions............................................................................................................................. 9

Refrigeration Cycle Diagram............................................................................................... 12

Wiring Diagram..................................................................................................................... 13

Operation Details ................................................................................................................. 14

Display Function .................................................................................................................. 21

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

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

Operation .............................................................................................................................. 33

Disassembly of the parts (Indoor Unit).............................................................................. 35

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

Cycle Troubleshooting Guide.............................................................................................. 45

Electronic Parts Troubleshooting Guide............................................................................ 46

Electronic Control Device.................................................................................................... 53

Schematic Diagram.............................................................................................................. 56

Exploded View and Replacement Parts List...................................................................... 61

-2-

Details of LG Model Name(2002)

-3-

12 3456789

Code Type Code of Model Meaning

1,2 Type of Airconditioner A~Z LS: LG Split Type Airconditioner

3 Chassis A~Z Name of toll of Unit

Ex. LS-R ➔S R Chassis

4,5 Capacity(Btu/h) 1~9 Cooling/Heating Capacity

Ex. "09" ➔9,000Btu/h

6 Electric Range 1~9 Electric Standard

1 ➔115V/60Hz 6 ➔220~240V/50Hz

2 ➔ 220V/60Hz 7 ➔110V, 50/60Hz

3 ➔208~230V/60Hz 8 ➔380~415V/50Hz

5 ➔200~220V/50Hz 9 ➔380~415V/60Hz

7 Serial No. 0~9

A~Z

8 Cooling/Heating A~Z

9 LG/OEM Brand A~Z L: LG Brand M: 1st OEM Brand

G: 2nd LG Brand N: 2nd OEM Brand

Basic A 0

Plasma Filter B 1

Auto Swing

+ Plasma Filter C 2

Telephone + LED Display D 3

Telephone + LCD Display E 4

Auto Swing

+ Plasma Filter + Telephone + LCD

Low Ambient + Ambient/change G 6

Plasma Filter + Low Ambient + Ambient/change

Internet J 8

Auto Swing + Plasma Filter + Oxygen Generator

Auto Swing + Soft Start L Z

Auto Swing + Star Rating M Y

Auto Swing + Star Rating + Plasma Filter N X

Auto Swing + Soft Start + Star Rating P W

Auto Swing + Soft Start + Star Rating 4 + Plasma

Auto Swing + Telephone + LCD R U

Auto Swing + Telephone + LCD + Soft Start

C/O

H/P

E/H+C/O

E/H+H/P

C/O

H/P

C/O

H/P

INDOOR

BASIC

PLASMA

GOLD FIN

OUTDOOR

BASIC

GOLD FIN

BASIC

GOLD FIN

UNIT

R22

HFC R22+AC INV.

HFC+AC

INV. HFC+DC

INV.

Details of LG Model Name(2003)

-4-

12 -345678910

Code Type Code of Model Meaning

1 Producing Center, A~Z L: Chang-won R22 N: India

Refrigerant A: Chang-won R410A Z: Brazil

C: Chang-won R407C D: Indonesia

T: China M: Mexico

K: Turkey R22 V: Vietnam

E: Turkey R410A S: Out Sourcing

H: Thailand

2 Product Type A~Z Split Type Air Conditioner

3 Cooling/Heating/Inverter A~Z C: Cooling only

H: Heat pump

X: C/O + E/Heater

Z: H/P + E/Heater

V: AC Inverter C/O

N: AC Inverter H/P

Q: DC Inverter C/O

W: DC Inverter H/P

4, 5 Capacity 0~9 Cooling/Heating Capacity

Ex. "09" →9,000 Btu/h

6 Electric Range 1~9 1: 115V/60Hz, A: 220V, 50Hz, 3Phase

A~Z 2: 220V/60Hz B: 208~230V, 60Hz, 3Phase

3: 208-230V/60Hz C: 575V, 50Hz, 3Phase

5: 200-220V/50Hz D: 440~460, 60Hz, 3Phase

6: 220-240V/50Hz E: 265V, 60Hz

7: 110V, 50/60Hz F: 200V, 50/60Hz

8: 380-415V/50Hz

9: 380-415V/60Hz

7 Chassis A~Z Name of Chassis of Unit

Ex. LSN →SN Chassis

8 Look A~Z Look,

Color (Artcool Model)

9, 10 Function A~Z

11 Serial No. 1~9 LG Model Development Serial No.

A Basic

B Basic + 4 Way

C Plasma Filter

D Plasma Filter + 4 Way

E Tele + LED + 4 Way

F Tele + LCD + Plasma F + 4 Way

G Tele Multi + LCD + Plasma F + 4 Way

H Low A + Plasma F

J Low A + Plasma F + 4 Way

K Plasma F + 4 Way + Oxygen Generator

L A/change + Plasma F

M A/change + Plasma F + 4 Way

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, CHAOS, JET COOL

---

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)

---

The function illustrates its dynamic mode

by using a multiple lighting system.

( )

---

Linghts up in Telephone Control operation.

• 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

• The function will be operated while in any

operation mode with selecting the function.

• The function is to be stopped while it is

operating with selecting the function.

• Both the indoor and outdoor fan stops dur-

ing 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

PLASMA

-5-

Defrost(Deice) control (Heating)

Hot-start Control (Heating)

PLASMA

-6-

Healthy Dehumidification Operation Mode.

( )

Remote Control

Operation ON/OFF

Reset

Operation Mode Selection

Temperature Setting

Timer Selection

Timer Setting

JET COOL

Timer Cancel

Sleep Operation

Airflow Direction Control

(Cooling

model only) (Heating

model only)

TEMPERATURE LOW HIGH

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

Auto Operation Mode.( )

Fan Operation Mode

Horizontal Airflow Direction Control Button(Optional)

Room, Temperature Display

Setting the Time or Timer

PLASMA(Optional)

ON OFF

SET

PLASMA

CANCEL

Fan Speed Selection

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

: (High:39°C Low:11°C)

: 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.

Cooling Down to 18°C

Up to 30°CHeating Down to 16°C

Up to 30°C

-7-

Healthy Dehumidification Operation Mode.

( )

Remote Control

Operation ON/OFF

Reset

Operation Mode Selection

Temperature Setting

Timer Selection

Timer Setting

JET COOL

Timer Cancel

Sleep Operation

Airflow Direction Control

(Cooling

model only) (Heating

model only)

TEMPERATURE LOW HIGH

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

Auto Operation Mode.( )

Air Circulation

Horizontal Airflow Direction Control Button(Optional)

Room, Temperature Checking

Setting the Time or Timer

PLASMA(Optional)

Fan Speed Selection

(Low) (Med) (High)

ON OFF

CANCEL

SET

2nd F

: (High:39°C Low:11°C)

: 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.

Cooling Down to 18°C

Up to 30°CHeating Down to 16°C

Up to 30°C

-8-

Product References

NOTE: Please refer to Label Quality on the product since this specification may be changed for improving

performance

Model Name

Item Unit

Cooling Capacity Btu/h

Heating Capacity

Moisture Removal l/h

Power Source Ø, V, Hz

Cooling W

Heating

Running Cooling A

Current Heating

E.E.R. Cooling Btu/hW

C.O.P Heating

Refrigerant g

Airflow Direction Control (Up & Down)

Remocon Type

inch(mm)

Sleeping Operation

Drain Hose

Connecting Cable

Power Cord

LS-Q076BBG

LS-Q076BEL

LS-Q076ABL

LS-Q076ABG

LS-Q096BAG, LS-Q096ACG

LS-Q096ACL, LS-Q096AAL

LS-Q096ADG, LS-Q096ADL

LS-Q096BDG, LS-Q096BDL

LS-Q096AAG

LS-Q096BBG, LS-Q096BEL

LS-Q096AHG, LS-Q096ABL

LS-Q096ABG, LS-Q096AEL

LS-Q096ABM, LS-Q096AEM

LS-Q096BEG

LS-Q082BAG/BAM

LS-Q082AAL/ACG

LS-Q082ACL/ACM LS-H096QNA0

7,000 9,000 9,000 8,000 9,000

7,300 - 9,300 - 9,300

1.0 1.0 1.0 1.0 1.0

1Ø, 220-240V, 50Hz 1Ø, 220-240V, 50Hz 1Ø, 220-240V, 50Hz 1Ø, 220V, 60Hz 1Ø, 220-240V, 50Hz

5.96666

20 20 25 20 25

34 36 36 36 36

48 48 48 48 48

660 900 900 650 950

640 - 870 - 860

3.0 4.0 3.9 3.0 4.2

2.9 - 3.8 - 3.8

10.6 10 10 10 9.5

3.3 - 3.13 - 2.8

5 5.7 5.7 7.6 8.4

14 14.5 14.5 18.7 13.6

824 x 260 x 155 824 x 260 x 155 824 x 260 x 155 824 x 260 x 155 824 x 260 x 155

525 x 564 x 265 525 x 564 x 265 770 x 540 x 245 525 x 564 x 265 770 x 540 x 245

77777

23 23 33 23 23

610(R22) 530(R22) 640(R22) 630(R22) 680(R22)

OOOOO

L.C.D Wireless L.C.D Wireless L.C.D Wireless L.C.D Wireless L.C.D Wireless

1/4" (6.35) 1/4" (6.35) 1/4" (6.35) 1/4" (6.35) 1/4" (6.35)

3/8" (9.52) 3/8" (9.52) 3/8" (9.52) 3/8" (9.52) 3/8" (9.52)

OOOOO

0.75mm20.75mm20.75mm20.75mm20.75mm2

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 x H x D)

Net. Weight

-9-

Installation plate

MODEL

DIM Unit

W mm 824

H mm 260

D mm 155

All Models

Dimensions

(1) Indoor Unit

-10-

(2) Outdoor Unit

WL2

Gas side

(3-way valve)

Liquid side

(2-way valve)

MODEL

DIM unit

W mm 564

H mm 525

D mm 265

L1 mm 294

L2 mm 66

L3 mm 374

L4 mm 17

L5 mm 270

7K Heat Pump, 9K Cooling

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