LG MFL67478328 Service Manual

www.lg.com

SERVICE MANUAL

AIR CONDITIONER

Please read this manual carefully before operating your set and retain it for future reference.

System AH Series

P/NO : MFL67478328

- 2 -

LGE Internal Use Only

1. Specification

Note : 1. The specification may be subject to change without prior notice for purpose of improvement.

2. * : This information is given as a guideline about the connection of sanitary water tank

3. ** : This specification is data when electric heater is not used.

Nominal Power Input W Nominal Running Current without Electric Heater A Operation Range Cooling(Fan coil unit) °C (Min.~Max.) Cooling(Under floor) °C Leaving Water

Heating(Fan coil unit or Radiator)

°C Temperature Heating(Under floor) °C Pump Type -

Steps of Speed EA Power Input W Water Flowrate Limit LPM

Heat Exchanger Type -

Number of Plate EA Quantity EA

Expansion Vessel Volume liter

Water Pressure(Max.) bar Water Pressure(Pre) bar

Strainer Mesh Size mm

Material -

Electric Heater Type -

Number of Heating Coil EA Capacity Combination kW Operation Heating Steps Step Power Supply Ø / V / Hz Rated Current A Maximum Current(MCA) A

Water Circuit Safety Valve bar

Entering Side Diameter inch Leaving Side Diameter inch Manometer Drain Valve / Fill Valve Shut Off Valve Air Vent -

Refrigerant Circuit Gas Side Diameter mm(inch)

Liquid Side Diameter mm(inch)

Dimensions Unit(W x H x D) mm

Packed Unit(W x H x D) mm Weight Unit kg (Without water) Packed Unit kg *Sanitary Water Tank

Type (Field Supply) Heater Capacity kW

Power Supply Ø / V / Hz

Power Supply Type -

Thermal Protector Range °C

Relay Contactor -

ELB A

Sensor Adaptor Diameter mm(inch)

Accessory Kit -

AHNW096A0 AHNW126A0 AHNW146A0 AHNW166A0

(H09SNE) (H12SNE) (H14SNE) (H16SNE)

AHUW096A0 AHUW126A0 AHUW146A0 AHUW166A0

Combination Outdoor Units

Indoor Units

135 205 205 205

0.59 0.89 0.89 0.89

6 ~ 30 6 ~ 30 6 ~ 30 6 ~ 30

16 ~ 30 16 ~ 30 16 ~ 30 16 ~ 30

15~55℃ ( * * 20~55℃) 15~55℃ ( * * 20~55℃)

Canned type for hot water circulation

2 (In Max. / Med. / Min., Min. step is not used)

135 205 205 205

At least 12 At least 12 At least 12 At least 12

Brazed Plate HEX Brazed Plate HEX Brazed Plate HEX Brazed Plate HEX

46 60 60 60

11 1 1 88 8 8 33 3 3 11 1 1

1 x 1 1 x 1 1 x 1 1 x 1

Stainless Steel Stainless Steel Stainless Steel Stainless Steel

Sheath Sheath Sheath Sheath

22 2 2

2 + 2 3 + 3 3 + 3 3 + 3

Automatic Automatic Automatic Automatic

22 2 2

1 / 240 / 50 1 / 240 / 50 1 / 240 / 50 1 / 240 / 50

16.7 25 25 25 21 32 32 32

33 3 3 Male PT 1 Male PT 1 Male PT 1 Male PT 1 Male PT 1 Male PT 1 Male PT 1 Male PT 1

OO O O OO O O OO O O OO O O

15.88 (5/8) 15.88 (5/8) 15.88 (5/8) 15.88 (5/8)

9.52 (3/8) 9.52 (3/8) 9.52 (3/8) 9.52 (3/8) 850 x 490 x 315 850 x 490 x 315 850 x 490 x 315 850 x 490 x 315 1082 x 563 x 375 1082 x 563 x 375 1082 x 563 x 375 1082 x 563 x 375

52 54.5 54.5 54.5 57 61.5 61.5 61.5

Indirect heating(+ Electric heater)

Max. 3

1 / 230 / 50

Separated power source

Max. 90 Needed

40

12.7 (1/2)

LG Supply

Indoor

- 3 -

LGE Internal Use Only

Note : 1. The specification may be subject to change without prior notice for purpose of improvement.

2. * : This information is given as a guideline about the connection of sanitary water tank

3. ** : This specification is data when electric heater is not used.

Nominal Power Input W Nominal Running Current without Electric Heater A Operation Range Cooling(Fan coil unit) °C (Min.~Max.) Cooling(Under floor) °C Leaving Water

Heating(Fan coil unit or Radiator)

°C Temperature Heating(Under floor) °C Pump Type -

Steps of Speed EA Power Input W Water Flowrate Limit LPM

Heat Exchanger Type -

Number of Plate EA Quantity EA

Expansion Vessel Volume liter

Water Pressure(Max.) bar Water Pressure(Pre) bar

Strainer Mesh Size mm

Material -

Electric Heater Type -

Number of Heating Coil EA Capacity Combination kW Operation Heating Steps Step Power Supply Ø / V / Hz Rated Current A Maximum Current(MCA) A

Water Circuit Safety Valve bar

Entering Side Diameter inch Leaving Side Diameter inch Manometer Drain Valve / Fill Valve Shut Off Valve Air Vent -

Refrigerant Circuit Gas Side Diameter mm(inch)

Liquid Side Diameter mm(inch)

Dimensions Unit(W x H x D) mm

Packed Unit(W x H x D) mm Weight Unit kg (Without water) Packed Unit kg *Sanitary Water Tank

Type (Field Supply) Heater Capacity kW

Power Supply Ø / V / Hz

Power Supply Type -

Thermal Protector Range °C

Relay Contactor -

ELB A

Sensor Adaptor Diameter mm(inch)

Accessory Kit -

MCCB A

AHNW09606A0 AHNW09A06A0 AHNW09806A0

(NH09SNG) (NH09SNK) (NH09SNP)

AHUW096AN AHUW096AN AHUW096AN

Combination Outdoor Units

Indoor Units

135 135 135

0.59 0.59 0.59~

6~30 6~30 6~30

16~30 16~30 16~30

15~55℃ ( * * 20~55℃) 15~55℃ ( * * 20~55℃)

Canned type for hot water circulation

2 (In Max. / Med. / Min., Min. step is not used)

135 135 135

At least 12 At least 12 At least 12

Brazed Plate HEX Brazed Plate HEX Brazed Plate HEX

46 46 46

11 1 88 8 33 3 11 1

1 x 1 1 x 1 1 x 1

Stainless Steel Stainless Steel Stainless Steel

Sheath Sheath Sheath

23 3

3+3 2+2+2 2+2+2

Automatic Automatic Automatic

22 2

1/230/50 3/220/50 3/380-415/50

27 16 9 30 17 10

33 3 Male PT 1 Male PT 1 Male PT 1 Male PT 1 Male PT 1 Male PT 1

00 0

15.88 (5/8) 15.88 (5/8) 15.88 (5/8)

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

850 x 490 x 315 850 x 490 x 315 850 x 490 x 315

1082 x 563 x 375 1082 x 563 x 375 1082 x 563 x 375

52 52 52 57 57 57

Indirect heating(+ Electric heater)

Max. 3

1 / 230 / 50

Separated power source

Max. 90 Needed

40

12.7 (1/2)

LG Supply

32

- 4 -

LGE Internal Use Only

Note : 1. The specification may be subject to change without prior notice

for purpose of improvement.

2. * : This information is given as a guideline about the connection of sanitary water tank

Nominal Power Input W Nominal Running Current without Electric Heater A Operation Range Cooling(Fan coil unit) °C (Min.~Max.) Cooling(Under floor) °C Leaving Water

Heating(Fan coil unit or Radiator)

°C Temperature Heating(Under floor) °C Pump Type -

Steps of Speed EA Power Input W Water Flowrate Limit LPM

Heat Exchanger Type -

Number of Plate EA Quantity EA

Expansion Vessel Volume liter

Water Pressure(Max.) bar Water Pressure(Pre) bar

Strainer Mesh Size mm

Material -

Electric Heater Type -

Number of Heating Coil EA Capacity Combination kW Operation Heating Steps Step Power Supply Ø / V / Hz Rated Current A Maximum Current(MCA) A

Water Circuit Safety Valve bar

Entering Side Diameter inch Leaving Side Diameter inch Manometer Drain Valve / Fill Valve Shut Off Valve Air Vent -

Refrigerant Circuit Gas Side Diameter mm(inch)

Liquid Side Diameter mm(inch)

Dimensions Unit(W x H x D) mm

Packed Unit(W x H x D) mm Weight Unit kg (Without water) Packed Unit kg *Sanitary Water Tank

Type (Field Supply) Heater Capacity kW

Power Supply Ø / V / Hz

Power Supply Type -

Thermal Protector Range °C

Relay Contactor -

ELB A

Sensor Adaptor Diameter mm(inch)

Accessory Kit -

MCCB A

AHNW09604A1 AHNW09606A1 AHNW09A06A1 AHNW09806A1

AHUW096A1

Combination Outdoor Units

Indoor Units

135

0.59

6 ~ 30

16 ~ 30 15~55℃ ( * * 20~55℃) 15~55℃ ( * * 20~55℃)

Canned type for hot water circulation

2(In Max. / Med. / Min., Min. step is not used)

135

At least 12

Brazed Plate HEX

54

1 8 3 1

1 X 1

Stainless steel

Sheath Sheath Sheath Sheath

22 33

2+2 3+3 2+2+2 2+2+2

Automatic Automatic Automatic Automatic

22 22

1/240/50 1/240/50 3/220/50 3/380~415/50

16.7 26 16 9 21 33 20 12

3

Male PT 1 Male PT 1

O O O O

15.88 (5/8)

9.52 (3/8)

850 X 490 X 315

1082 X 563 X 375 48 48 52 52 55 55 59 59

Indirect heating(+Electric heater)

Max. 3

1/230/50

Separated Power Source

Max. 90 Needed

40

12.7 (1/2)

LG Supply

32

- 5 -

LGE Internal Use Only

Note : 1. The specification may be subject to change without prior notice

for purpose of improvement.

2. * : This information is given as a guideline about the connection of sanitary water tank

Nominal Power Input W Nominal Running Current without Electric Heater A Operation Range Cooling(Fan coil unit) °C (Min.~Max.) Cooling(Under floor) °C Leaving Water

Heating(Fan coil unit or Radiator)

°C Temperature Heating(Under floor) °C Pump Type -

Steps of Speed EA Power Input W Water Flowrate Limit LPM

Heat Exchanger Type -

Number of Plate EA Quantity EA

Expansion Vessel Volume liter

Water Pressure(Max.) bar Water Pressure(Pre) bar

Strainer Mesh Size mm

Material -

Electric Heater Type -

Number of Heating Coil EA Capacity Combination kW Operation Heating Steps Step Power Supply Ø / V / Hz Rated Current A Maximum Current(MCA) A

Water Circuit Safety Valve bar

Entering Side Diameter inch Leaving Side Diameter inch Manometer Drain Valve / Fill Valve Shut Off Valve Air Vent -

Refrigerant Circuit Gas Side Diameter mm(inch)

Liquid Side Diameter mm(inch)

Dimensions Unit(W x H x D) mm

Packed Unit(W x H x D) mm Weight Unit kg (Without water) Packed Unit kg *Sanitary Water Tank

Type (Field Supply) Heater Capacity kW

Power Supply Ø / V / Hz

Power Supply Type -

Thermal Protector Range °C

Relay Contactor -

ELB A

Sensor Adaptor Diameter mm(inch)

Accessory Kit -

MCCB A

AHNW16606A1 AHNW16A06A1 AHNW16806A1

AHUW128A1 / AHUW148A1 / AHUW168A1

Combination Outdoor Units

Indoor Units

205 205 205

0.89 0.89 0.89

6 ~ 30 6 ~ 30 6 ~ 30

16 ~ 30 16 ~ 30 16 ~ 30

15~55℃ ( * * 20~55℃) 15~55℃ ( * * 20~55℃)

Canned type for hot water circulation

2(In Max. / Med. / Min., Min. step is not used)

205 205 205

At least 15 At least 15 At least 15

Brazed Plate HEX

76 76 76

111 888 333 111

1 X 1 1 X 1 1 X 1

Stainless steel Stainless steel Stainless steel

Sheath Sheath Sheath

233

3+3 2+2+2 2+2+2

Automatic Automatic Automatic

222

1/240/50 3/220/50 3/380~415/50

25 16 9 32 20 12

333 Male PT 1 Male PT 1 Male PT 1 Male PT 1 Male PT 1 Male PT 1

OOO OOO OOO OOO

15.88 (5/8) 15.88 (5/8) 15.88 (5/8)

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

850 X 490 X 315 850 X 490 X 315 850 X 490 X 315

1082 X 563 X 375 1082 X 563 X 375 1082 X 563 X 375

52 52 52 59 59 59

Indirect heating(+Electric heater)

Max. 3

1/230/50

Separated Power Source

Max. 90 Needed

40

12.7 (1/2)

LG Supply

- 6 -

LGE Internal Use Only

Note :

1. Capacities and power inputs are based on the following conditions: * : Cooling conditions - Indoor Water Temperature 23°C/18°C; Outdoor Air Temperature 35°CDB

Heating conditions - Indoor Water Temperature 30°C/35°C; Outdoor Air Temperature 7°CDB/6°CWB Standard piping length 7.5m

** : Cooling conditions - Indoor Water Temperature 12°C/7°C; Outdoor Air Temperature 35°CDB

Heating conditions - Indoor Water Temperature 40°C/45°C; Outdoor Air Temperature 7°CDB/6°CWB Standard piping length 7.5m

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

3. The specification may be subject to change without prior notice for purpose of improvement.

Power Supply Ø / V / Hz Maximum Running Cooling A Current Heating A Wiring Connections

For Power Supply

Number of wires

(Included Earth) For Connection with

Number of wires

Indoor Unit (Included Earth)

* Capacity Cooling(Under floor) kW

Heating(Under floor) kW

* Power Input Cooling(Under floor) kW

Heating(Under floor) kW * EER Cooling(Under floor) W/W * COP Heating(Under floor) W/W ** Capacity Cooling(Fan coil unit) kW

Heating(Fan coil unit or Radiator)

kW

** Power Input Cooling(Fan coil unit) kW

Heating(Fan coil unit or Radiator)

kW ** EER Cooling(Fan coil unit) W/W ** COP

Heating(Fan coil unit or Radiator)

W/W

Operation Range(Min.~Max.)

Cooling °C DB

Outdoor Temperature

Heating °C DB

Compressor Type -

Model Quantity EA Displacement cm3/Rev. Capacity kW

Compressor Motor Type -

Quantity EA Rated Output W

Refrigerant Type -

Charge g(oz) Control -

Refrigerant Oil Type -

Charged Volume cc

Heat Exchanger Quantity EA

Rows EA Columns EA FPI Fins/inch

Fan Type -

Quantity EA Air Flow Rate CMM(l/s)

Fan Motor Model -

Quantity EA

Output W Sound Pressure Cooling dB(A)+3 Level Heating dB(A)+3 Liquid Piping Type Connection Outer Diameter mm(inch) Gas Piping Type Connection Outer Diameter mm(inch) Piping Length Minimum m (Outdoor Unit ~ Standard m Indoor Unit) Maximum m Height Difference

Maximum m (Outdoor Unit ~ Indoor Unit)

Additional Refrigerant Charge

g/m

Dimensions Unit(W x H x D) mm

Packed Unit(W x H x D) mm Weight Unit kg

Packed Unit kg

AHUW096A0(H09SNE) AHUW126A0(H12SNE) AHUW146A0(H14SNE) AHUW166A0(H16SNE)

AHNW096A0 AHNW126A0 AHNW146A0 AHNW166A0

Outdoor Units

Combination Indoor Units

1/220-240/50 1/220-240/50 1/220-240/50 1/220-240/50

24 32 32 32 24 32 32 32

33 3 3

44 4 4

8.60 14.0 14.0 14.0

9.00 12.0 14.0 16.0

2.70 4.40 4.40 4.40

2.20 2.67 3.17 3.80

3.19 3.18 3.18 3.18

4.10 4.50 4.42 4.20

5.83 9.50 9.50 9.50

7.49 9.99 11.7 13.3

2.24 3.65 3.65 3.65

2.30 2.79 3.41 4.01

2.60 2.60 2.60 2.60

3.26 3.58 3.43 3.32

5~48 5~48 5~48 5~48

-20~30 -20~30 -20~30 -20~30 Hermetic Motor Hermetic Motor Hermetic Motor Hermetic Motor 5KD240XAE21 5JD420XAD22 5JD420XAD22 5JD420XAD22

11 1 1

24 42.4 42.4 42.4

7.28 13.4 (at 57.5Hz) 13.4 (at 57.5Hz) 13.4 (at 57.5Hz)

Brushless Brushless Brushless Brushless

11 1 1

1,700 3,000 3,000 3,000

R410A R410A R410A R410A

1,900(67.02) 3,000(105.8) 3,000(105.8) 3,000(105.8)

Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve Electronic Expansion Valve

FV50S FV50S FV50S FV50S

900 1300 1300 1300

12 2 2

22 2 2 36 32 32 32 18 17 17 17

Propeller Propeller Propeller Propeller

12 2 2

58(967) 60(1,000) 60(1,000) 60(1,000)

SIC-72FW-F1124-3 SIC-72FW-F1124-3 SIC-72FW-F1124-3 SIC-72FW-F1124-3

12 2 2

124 124 124 124

51 55 55 55 53 57 57 57

Flare Flare Flare Flare

9.52(3/8) 9.52(3/8) 9.52(3/8) 9.52(3/8) Flare Flare Flare Flare

15.88(5/8) 15.88(5/8) 15.88(5/8) 15.88(5/8) 33 3 3

7.5 7.5 7.5 7.5 50 50 50 50

30 30 30 30

30 60 60 60

870 x 800 x 320 950 x 1,355 x 330 950 x 1,355 x 330 950 x 1,355 x 330

1,022 x 870 x 437 1,140 x 1462 x 461 1,140 x 1462 x 461 1,140 x 1462 x 461

56 105 105 105 61 116 116 116

Outdoor

- 7 -

LGE Internal Use Only

Note :

1. Capacities and power inputs are based on the following conditions: * : Cooling conditions - Indoor Water Temperature 23°C/18°C; Outdoor Air Temperature 35°CDB

Heating conditions - Indoor Water Temperature 30°C/35°C; Outdoor Air Temperature 7°CDB/6°CWB Standard piping length 7.5m

** : Cooling conditions - Indoor Water Temperature 12°C/7°C; Outdoor Air Temperature 35°CDB

Heating conditions - Indoor Water Temperature 40°C/45°C; Outdoor Air Temperature 7°CDB/6°CWB Standard piping length 7.5m

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

3. The specification may be subject to change without prior notice for purpose of improvement.

Power Supply Ø / V / Hz Maximum Running Cooling A Current Heating A Wiring Connections

For Power Supply

Number of wires

(Included Earth) For Connection with

Number of wires

Indoor Unit (Included Earth)

* Capacity Cooling(Under floor) kW

Heating(Under floor) kW

* Power Input Cooling(Under floor) kW

Heating(Under floor) kW * EER Cooling(Under floor) W/W * COP Heating(Under floor) W/W ** Capacity Cooling(Fan coil unit) kW

Heating(Fan coil unit or Radiator)

kW

** Power Input Cooling(Fan coil unit) kW

Heating(Fan coil unit or Radiator)

kW ** EER Cooling(Fan coil unit) W/W ** COP

Heating(Fan coil unit or Radiator)

W/W

Operation Range(Min.~Max.)

Cooling °C DB

Outdoor Temperature

Heating °C DB

Compressor Type -

Model Quantity EA Displacement cm3/Rev. Capacity kW

Compressor Motor Type -

Quantity EA Rated Output W

Refrigerant Type -

Charge g(oz) Control -

Refrigerant Oil Type -

Charged Volume cc

Heat Exchanger Quantity EA

Rows EA Columns EA FPI Fins/inch

Fan Type -

Quantity EA Air Flow Rate CMM(l/s)

Fan Motor Model -

Quantity EA

Output W Sound Pressure Cooling dB(A)+3 Level Heating dB(A)+3 Liquid Piping Type Connection Outer Diameter mm(inch) Gas Piping Type Connection Outer Diameter mm(inch) Piping Length Minimum m (Outdoor Unit ~ Standard m Indoor Unit) Maximum m Height Difference

Maximum m (Outdoor Unit ~ Indoor Unit)

Additional Refrigerant Charge

g/m

Dimensions Unit(W x H x D) mm

Packed Unit(W x H x D) mm Weight Unit kg

Packed Unit kg

AHUW096AN (UH09SNG)

AHNW09606A0/ AHNW09A06A0/ AHNW09806A0

Outdoor Units

Combination Indoor Units

1/220-240/50

24 24

3

4

8.60

9.00

2.70

2.22

3.19

4.05

5.83

7.49

2.24

2.30

2.60

3.26

5 ~ 48

-20 ~ 30 Hermetic Motor 5KD240XAE21

1

24

7.28

Brushless

1

1,700

R410A

1,900(67.02)

Electronic Expansion Valve

FV50S

900

1

2 36 18

Propeller

1

58(967)

SIC-72FW-F1124-3

1

124

51 53

Flare

9.52(3/8) Flare

15.88(5/8) 3

7.5 50

30

870 x 800 x 320

1,022 x 870 x 437

56 61

- 8 -

LGE Internal Use Only

Note :

1. Capacities and power inputs are based on the following conditions: * : Cooling conditions - Indoor Water Temperature 23°C/18°C; Outdoor Air Temperature 35°CDB/24°CWB

Heating conditions - Indoor Water Temperature 30°C/35°C; Outdoor Air Temperature 7°CDB/6°CWB Standard piping length 7.5m

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

3. The specification may be subject to change without prior notice for purpose of improvement.

Power Supply Ø / V / Hz Maximum Running Cooling A Current Heating A Wiring Connections

For Power Supply

Number of wires

(Included Earth) For Connection with

Number of wires

Indoor Unit (Included Earth)

* Capacity Cooling(A35/W18) kW

Heating(A7W35) kW

* Power Input Cooling(A35/W18) kW

Heating(A7W35) kW * EER Cooling(A35/W18) W/W COP Heating(A7W35) W/W

Heating(A2W35) W/W

Heating(A10W35) W/W

Heating(A-7W35) W/W Operation Range(Min.~Max.)

Cooling °C DB Outdoor Temperature

Heating °C DB Compressor Type -

Model -

Quantity EA

Displacement cm3/Rev.

Capacity kW Compressor Motor Type -

Quantity EA

Rated Output W Refrigerant Type -

Charge g(oz)

Control Refrigerant Oil Type -

Charged Volume cc Heat Exchanger Quantity EA

Rows EA

Columns EA

FPI Fins/inch Fan Type -

Quantity EA

Air Flow Rate CMM(l/s) Fan Motor Model -

Quantity EA

Output W Sound Pressure Cooling dB(A)±3 Level Heating dB(A)±3 Liquid Piping Type Connection Outer Diameter mm(inch) Gas Piping Type Connection Outer Diameter mm(inch) Piping Length Minimum m (Outdoor Unit ~ Standard m Indoor Unit) Maximum m Height Difference

Maximum m (Outdoor Unit ~ Indoor Unit)

Additional Refrigerant Charge

g/m

Dimensions Unit(W x H x D) mm

Packed Unit(W x H x D) mm Weight Unit kg

Packed Unit kg

AHUW096A1 (HU091 U41)

AHUW128A1 (HU123 U31)

Outdoor Units

1 / 220-240 / 50 3/380-415/50

24 32 24 32

35

44

8.90 14.6

9.00 12.0

2.70 4.02

2.19 2.67

3.19 3.60

4.10 4.49

3.15 3.37

4.50 4.37

2.72 2.63

5~48 5~48

-20~30 -20~30

Hermetic Motor Hermetic Motor

GJT240DAA GPT425DAA

11

24 42.4

7.28 12.05 (at 60Hz)

Brushless Brushless

11

1,700 4,000

R410A R410A

1,900(67.0) 2,980(105.1)

Electronic Expansion Valve Electronic Expansion Valve

FV50S FV50S

900 1,300

12

22 36 32 18 17

Propeller Propeller

12

58(967) 60(1,000)

SIC-72FW-F1124-3 SIC-72FW-F1124-3

12

124 124

52 54 52 53

Flare Flare

9.52(3/8) 9.52(3/8) Flare Flare

15.88(5/8) 15.88(5/8) 33

7.5 7.5 50 50

30 30

30 50

950 x 833 x 400 950 x 1,380 x 330

1,140 x 900 x 461 1,140 x 1,462 x 461

64 105 69 116

- 9 -

LGE Internal Use Only

Note :

1. Capacities and power inputs are based on the following conditions: * : Cooling conditions - Indoor Water Temperature 23°C/18°C; Outdoor Air Temperature 35°CDB/24°CWB

Heating conditions - Indoor Water Temperature 30°C/35°C; Outdoor Air Temperature 7°CDB/6°CWB Standard piping length 7.5m

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

3. The specification may be subject to change without prior notice for purpose of improvement.

Power Supply Ø / V / Hz Maximum Running Cooling A Current Heating A Wiring Connections

For Power Supply

Number of wires

(Included Earth) For Connection with

Number of wires

Indoor Unit (Included Earth)

* Capacity Cooling(A35/W18) kW

Heating(A7W35) kW

* Power Input Cooling(A35/W18) kW

Heating(A7W35) kW * EER Cooling(A35/W18) W/W COP Heating(A7W35) W/W

Heating(A2W35) W/W

Heating(A10W35) W/W

Heating(A-7W35) W/W Operation Range(Min.~Max.)

Cooling °C DB Outdoor Temperature

Heating °C DB Compressor Type -

Model -

Quantity EA

Displacement cm3/Rev.

Capacity kW Compressor Motor Type -

Quantity EA

Rated Output W Refrigerant Type -

Charge g(oz)

Control Refrigerant Oil Type -

Charged Volume cc Heat Exchanger Quantity EA

Rows EA

Columns EA

FPI Fins/inch Fan Type -

Quantity EA

Air Flow Rate CMM(l/s) Fan Motor Model -

Quantity EA

Output W Sound Pressure Cooling dB(A)±3 Level Heating dB(A)±3 Liquid Piping Type Connection Outer Diameter mm(inch) Gas Piping Type Connection Outer Diameter mm(inch) Piping Length Minimum m (Outdoor Unit ~ Standard m Indoor Unit) Maximum m Height Difference

Maximum m (Outdoor Unit ~ Indoor Unit)

Additional Refrigerant Charge

g/m

Dimensions Unit(W x H x D) mm

Packed Unit(W x H x D) mm Weight Unit kg

Packed Unit kg

AHUW148A1

(HU143 U31)

AHUW168A1

(HU163 U31)

Outdoor Units

3/380-415/50 3/380-415/50

32 32 32 32

55

44

15.5 16.8

14.5 16.0

4.65 5.09

3.38 3.81

3.33 3.33

4.29 4.20

3.33 3.20

4.21 4.16

2.77 2.63 5~48 5~48

-20~30 -20~30

Hermetic Motor Hermetic Motor

GPT425DAA GPT425DAA

11

42.4 42.4

12.05 (at 60Hz) 12.05 (at 60Hz) Brushless Brushless

11

4,000 4,000

R410A R410A

2,980(105.1) 2,980(105.1)

Electronic Expansion Valve Electronic Expansion Valve

FV50S FV50S

1,300 1,300

22

22 32 32 17 17

Propeller Propeller

22

60(1,000) 60(1,000)

SIC-72FW-F1124-3 SIC-72FW-F1124-3

22

124 124

54 54 53 53

Flare Flare

9.52(3/8) 9.52(3/8) Flare Flare

15.88(5/8) 15.88(5/8) 33

7.5 7.5 50 50

30 30

50 50

950 x 1,380 x 330 950 x 1,380 x 330

1,140 x 1,462 x 461 1,140 x 1,462 x 461

105 105 116 116

- 10 -

LGE Internal Use Only

2. Function Table

Indoor

Installation Drain pump

E.S.P. control Electric heater(operation) High ceiling operation

Reliability Hot start

Self diagnosis Soft dry operation

Convenience Auto changeover

Auto cleaning Auto operation(artificial intelligence) Auto restart operation Child lock Forced operation Group control Sleep mode Timer(on/off) Timer(weekly) Two thermistor control

Individual control

Standard wired remote controller(control panel) Deluxe wired remote controller Simple wired remote controller Wired remote controller(for hotel use) Wireless remote controller(simple) Wireless LCD remote control

CAC network function General central controller (Non LGAP)

Dry contact Network Soluation(LGAP) PDI(power distribution indicator) PI 485

Special function kit Zone control

CTIE

Electro thermostat Others Remote room temperature sensor (TH8) AWHP Anti-Condensation on floor (cooling)

Water Pump ON / OFF Control

Flow Switch Control

Thermostat Interface (230V AC)

Thermostat Interface (24V AC)

Sanitary Tank Heating

Solar-Thermal Interface with Sanitary Tank

PHEX Anti-Freezing Control

Water Pump Forced Operation

Autosetting according to Ambient Temperature

Silent Operation

Anti-overheating of Water Pipe

Emergency Operation

----

OOOO

----

OOOO

----

---OOOO OOOO

----

---OOOO OOOO

---OOOO

----

PQDSA PQDSA PQDSA PQDSA

OOOO

----

PQRSTA0 PQRSTA0 PQRSTA0 PQRSTA0

OOOO OOOO OOOO OOOO OOOO OOOO OOOO OOOO OOOO OOOO OOOO OOOO OOOO

Category Function

AHNW096A0

(H09SNE)

AHNW126A0

(H12SNE)

AHNW146A0

(H14SNE)

AHNW166A0

(H16SNE)

Notes O : Applied, X : Not applied, – : No relation * TH8 : Refer to 'Chapter 8. Piping Diagram' of 'Part 2. Indoor Unit (Hydro kit)' * Accessory: Installed at field, ordered and purchased separately by the corresponding model name, supplied with separate

package.

- 11 -

LGE Internal Use Only

Installation Drain pump

E.S.P. control Electric heater(operation) High ceiling operation

Reliability Hot start

Self diagnosis Soft dry operation

Convenience Auto changeover

Auto cleaning Auto operation(artificial intelligence) Auto restart operation Child lock Forced operation Group control Sleep mode Timer(on/off) Timer(weekly) Two thermistor control

Individual control

Standard wired remote controller(control panel) Deluxe wired remote controller Simple wired remote controller Wired remote controller(for hotel use) Wireless remote controller(simple) Wireless LCD remote control

CAC network function General central controller (Non LGAP)

Dry contact Network Soluation(LGAP) PDI(power distribution indicator) PI 485

Special function kit Zone control

CTIE

Electro thermostat Others Remote room temperature sensor (TH8) AWHP Anti-Condensation on floor (cooling)

Water Pump ON / OFF Control

Flow Switch Control

Thermostat Interface (230V AC)

Thermostat Interface (24V AC)

Sanitary Tank Heating

Solar-Thermal Interface with Sanitary Tank

PHEX Anti-Freezing Control

Water Pump Forced Operation

Autosetting according to Ambient Temperature

Silent Operation

Anti-overheating of Water Pipe

Emergency Operation

---

OOO

---

OOO

---

--OOO OOO

---

--OOO OOO

--OOO

---

PQDSA PQDSA PQDSA

OOO

---

PQRSTA0 PQRSTA0 PQRSTA0

OOO OOO OOO OOO OOO OOO OOO OOO OOO OOO OOO OOO OOO

Category Function

AHNW09606A0

(NH09SNG)

AHNW09A06A0

(NH09SNK)

AHNW09806A0

(NH09SNP)

Notes O : Applied, X : Not applied, – : No relation * TH8 : Refer to 'Chapter 8. Piping Diagram' of 'Part 2. Indoor Unit (Hydro kit)' * Accessory: Installed at field, ordered and purchased separately by the corresponding model mane, supplied with separate

package.

- 12 -

LGE Internal Use Only

Installation Drain pump

E.S.P. control Electric heater(operation) High ceiling operation

Reliability Hot start

Self diagnosis Soft dry operation

Convenience Auto changeover

Auto cleaning Auto operation(artificial intelligence) Auto restart operation Child lock Forced operation Group control Sleep mode Timer(on/off) Timer(weekly) Two thermistor control

Individual control

Standard wired remote controller(control panel) Deluxe wired remote controller Simple wired remote controller Wired remote controller(for hotel use) Wireless remote controller(simple) Wireless LCD remote control

CAC network function General central controller (Non LGAP)

Dry contact Network Soluation(LGAP) PDI(power distribution indicator) PI 485

Special function kit Zone control

CTIE

Electro thermostat Others Remote room temperature sensor (TH8) AWHP Anti-Condensation on floor (cooling)

Water Pump ON / OFF Control

Flow Switch Control

Thermostat Interface (230V AC)

Thermostat Interface (24V AC)

Sanitary Tank Heating

Solar-Thermal Interface with Sanitary Tank

PHEX Anti-Freezing Control

Water Pump Forced Operation

Autosetting according to Ambient Temperature

Silent Operation

Anti-overheating of Water Pipe

Emergency Operation

--- -

OOO O

--- -

OOO O

--- -

--- OOO O OOO O

--- -

--- OOO O OOO O

--- OOO O

--- -

PQDSA PQDSA PQDSA PQDSA

OOO O

--- -

PQRSTA0 PQRSTA0 PQRSTA0 PQRSTA0

OOO O OOO O OOO O OOO O OOO O OOO O OOO O OOO O OOO O OOO O OOO O OOO O OOO O

Category Function

AHNW09604A1 AHNW09606A1 AHNW09A06A1 AHNW09806A1

Notes O : Applied, X : Not applied, – : No relation * TH8 : Refer to 'Chapter 8. Piping Diagram' of 'Part 2. Indoor Unit (Hydro kit)' * Accessory: Installed at field, ordered and purchased separately by the corresponding model mane, supplied with separate

package.

LG MFL67478328 Service Manual

Specifications and Main Features

Frequently Asked Questions

User Manual