LG LUU246HV Owner's manual

Brand: LG

Model: LUU246HV

Category: Split-system air conditioners

Type: Owner's manual

LG LUU246HV is an air conditioner with a nominal cooling capacity of 24,000 Btu/h and a nominal heating capacity of 26,000 Btu/h. It uses the R410A refrigerant and has a rotary type compressor. The unit has a number of features, including:

Auto operation (artificial intelligence)
Auto restart operation
CAC network
Network solution (LGAP)
PDI (Power Distribution Indicator) function
PI485
Self diagnosis
Soft start
Test function

The LG LUU246HV is a powerful and efficient air conditioner that is perfect for cooling and heating your home.

Auto operation (artificial intelligence)
Auto restart operation
CAC network
Network solution (LGAP)
PDI (Power Distribution Indicator) function
PI485
Self diagnosis
Soft start
Test function

The LG LUU246HV is a powerful and efficient air conditioner that is perfect for cooling and heating your home.

Air Conditioner

SVC MANUAL(Exploded View)

MODEL : AUUW243E[LUU246HV]

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

- 2 -

Only for training and service purposes

LGE Internal Use Only

1. Specification

Note:

1. Capacities are based on the following conditions:

Cooling: - Indoor Temperature 27°C(80.6°F) DB/19°C(66.2°F) WB

- Outdoor Temperature 35°C(95°F) DB/24°C(75.2°F) WB

Heating: - Indoor Temperature 20°C(68°F) DB/15°C(59°F) WB

- Outdoor Temperature 7°C(44.6°F) DB/6°C(42.8°F) WB

Piping Length - Interconnecting Piping Length 7.5m

- Level Difference of Zero

2. Wiring cable size must comply with the applicable local and national

code.

3. The specification may be subject to change without notic for purpose of

improvement.

Indoor Unit

Nominal Capacity Cooling Btu/h

(Min~Rating~Max) Heating Btu/h

Nominal Input Cooling kW

(Min~Rating~Max) Heating kW

Nominal Capacity Cooling Btu/h

(Min~Rating~Max) Heating Btu/h

Nominal Input Cooling kW

(Min~Rating~Max) Heating kW

Indoor Unit

APNH2433LAE

24,000

26,000

2.40

2.50

24,000

26,000

2.50

2.55

Outdoor Unit

Compressor Type

Refrigerant Charge Charge* g(oz)

Type

Fan Discharge Side/Top

Noise Level(H/L) Sound Press,1m dB(A)±3

Dimensions W*H*D mm (inch)

Net Weight Outdoor kg(lbs)

Piping connections Liquid mm (inch)

Gas mm (inch)

Power Supply Cable(Includes earth) No.*AWG

Interunit Cable(Includes earth) No.*AWG

Max. Piping Length/Elevation m(ft)

Power Supply Ø,V,Hz

Running Current Cooling/Heating A

Air Circulation CMM(CFM)

Additional Refrigerant Charge (Over 7.5m) g/m(oz/ft)

Operation Range Cooling °C(°F)

Heating °C(°F)

Indoor Unit

AUUW243E

Rotary

2000(70.6)

R410A

side

870*808*320(34.3*31.8*12.6)

60(132)

9.52 (3/8)

15.88 (5/8)

No.*12

No.*18

50(164)/30(98)

1, 208~230, 60

10.0/10.7

58(2048)

35(0.38)

-10(14) ~ 43(109.4)

-15(5) ~ 24(75.2)

- 3 -

Only for training and service purposes

LGE Internal Use Only

Note :

• O: Applied, • X: Not applied, • - : No relation,

• Option: Model name & price are different according to options, and assembled in factory with main unit.

• Accessory: Installed at field, ordered and purchased separately by the corresponding model name, supplied with separate package.

Defrost / Deicing

High pressure switch

Low pressure switch

Reliability

Phase protection

Restart delay (3-minutes)

Self diagnosis

Soft start

Test function

Convenience

Auto operation(Artificial intelligence)

Auto restart operation

CAC network

Network soluation(LGAP)

function

PDI(Power Distribution Indicator)

PI485

Special

Low ambient operation

function kit

Others Thermistor

FunctionCategory

AUUW243E

O(Program Logic)

2. Function Table

Outdoor Unit

3. Piping Diagrams

Th1

E.E.V.

Accumulator

Inverter

Compressor

Heat

High Pressure

S/W

Exchanger

Reversing

Valve

OUTDOOR UNIT

Refrigerant Flow

Cooling

Heating

Gas

(Ø 15.88mm)

Liquid

(

9.52mm)

Field Piping

Th2

Th4

Th3

Th5

- 4 -

Only for training and service purposes

LGE Internal Use Only

LOC. Description PCB Connector

EEV Electronic Expansion Valve CN_LEV1

Th1 Thermistor for suction pipe temperature CN_TH3

Th2 Thermistor for discharge pipe temperature CN_TH3

Th3 Thermistor for condenser pipe temperature CN_TH2

Th4 Thermistor for outdoor air temperature CN_TH2

Th5 Thermistor for condenser middle pipe temperature CN_TH4

- 5 -

Only for training and service purposes

LGE Internal Use Only

CN-4WAYCN-PFC OUT CN-PFC IN

CN-

CN-FLASH

CN-LGMV

CN-

CN-CP(N)

CN-CP(L)

TH3

TH4

TH2

CN-MOTOR1 CN-EEV1

CN-COM

Outdoor Unit

4. Wiring Diagrams

- 6 -

Only for training and service purposes

LGE Internal Use Only

Outdoor Unit

W4810D

559010

552115

554031

554160

137213A

435300

137213B

435301

349480

437211

435512

437210

435511B

W6200

W0FZZ

552202

552116

552203A

552200

552203B

549610

447910

552117

661400

55211G

W49810

649950

135500B

552113

567480C

567480B

435511A

268711F

352111B

430410

152503

346810

263230C

561410

W6640

550140

552560

Note) * Please ensure GCSC since the replacement parts may be changed depending upon the buyer's request.

Please check the correct parts in View RPL(Replacement Part List) on GCSC.

(GCSC Website http://biz.Lgservice.com,)

5. Exploded View

P/NO : MFL62129314

FEBRUARY, 2010

LG LUU246HV Owner's manual

Brand: LG

Model: LUU246HV

Category: Split-system air conditioners

Type: Owner's manual

Auto operation (artificial intelligence)
Auto restart operation
CAC network
Network solution (LGAP)
PDI (Power Distribution Indicator) function
PI485
Self diagnosis
Soft start
Test function

The LG LUU246HV is a powerful and efficient air conditioner that is perfect for cooling and heating your home.

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LG LUU246HV Owner's manual

LG LUU246HV Owner's manual

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