Ventilation System Air Conditioner SVC MANUAL(Exploded View)


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Ventilation System Air Conditioner SVC MANUAL(Exploded View)

MODEL : LZ-H015GBA2 LZ-H025GBA2 LZ-H035GBA2 LZ-H050GBA2

LZ-H080GBA2 LZ-H100GBA2 LZ-H150GBA2 LZ-H200GBA2

CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual. Only for authorized service personnel.

Ventilation System Service Manual
TABLE OF CONTENTS
Safety Precautions..................................................................................................3 Standards for Model ..............................................................................................6 Product Standards .................................................................................................7 Descriptions for operation and functions ..........................................................11 How to disassemble ............................................................................................14 Disassembly Diagram (Deal Drawing) ................................................................18 Wiring Diagram ....................................................................................................23 Control Part Detailed Drawing ............................................................................27 Descriptions for Control Circuit .........................................................................29 Troubleshooting ...................................................................................................31 Feature Dimensions Diagram ..............................................................................38 Accessaries / Option ...........................................................................................43

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Safety Precautions
Safety Precautions
To prevent injury to the user or other people and property damage, the following instructions must be followed. ■ Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is
classified by the following indications.
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage.
■ Meanings of symbols used in this manual are as shown below.
Be sure not to do.
Be sure to follow the instruction.

■ For Installation
For electric working(wiring work), contact Service Center or agency you purchased the product.
• If you disassemble of repair arbitrarily, it may cause fire or electric shock.

Install in a place capable of the product's weight.

Do not arbitrarily disassemble, repair, or modify the product.

• If the product is installed in a place incapable of its weight, it may cause an accident by its dropping.
solid surface

• It may cause fire or electric shock.

service c enter

Be sure to undertake grounding work.
• If you do not undertake grounding work, it may cause electric shock.

Use an netted inlet for external air to prevent birds from entering.
• Remove any clogs such as bird nest. It may cause an oxygen deficiency in a room.

Install the air intake where polluted air can not be directly sucked in.

• It may cause various accidents,

including suffocation, due to the

suction of harmful gasses(CO, etc.)

More 1m

than

apart

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Safety Precautions

Wire with prescribed wire and fix firmly to prevent it from being pulled out by external impact.
• Improper wiring and fixing may cause fire.

Install in accordance with installation manual.
• Improper installation may cause fire and electric shock.

Electric works should be undertook by an expert in accordance with installation manual and the indicated circuit diagram.
• Improper use of wires and electric may cause fire and electric shock.

Technical standards for electric work

cord clamp
Be sure to install covers for inspection and control box.

• If not, water and dust infiltrating into

the product may cause fire and

electric shock.
Maintenance Cover

Control Box Cover

Be sure to install electric leakage circuit breakers(ELB) and exclusive switch(switch for electrics).
• If not, it may cause fire and electric shock.

Do not keep flammable materials or volatile gas near the product.
• It may cause fire and breakdown.

Be sure to keep the product out of water.
• It may cause electric shock and breakdown.

Use a fuse in standardized capacity.(Use a standardized capacity fuse)
• It may cause fire and electric shock.

When unpacking, keep the product from scratches and sharp materials(object).
• If not, it may cause physical damage.

■ For use
Keep out of inflammable.
• It may cause fire.

For the flooded product, contact Service Center.

Do not use damaged electric leakage circuit breaker or switch.
• It may cause fire and electric shock.

service c enter

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Safety Precautions

■ For Installation
Do not touch electric leakage circuit breaker or switch with wet hands.
• It may cause electric shock.

Install the product in an insulated space.

Do not install in oily place such as kitchen and factory.

• If the product is installed outside of insulating layer(surface), it may cause a dew formation inside main body, electric shock, and dropping of condensed water.
solid surface

• It may cause breakdown due to oils stained to filter or electric heat exchanger.

Do not install in humid place such as bathroom.

Switch the power off during cleaning.

• It may cause electric shock • It may cause fire and

and breakdown.

electric shock.

Do not connect grounding line to window frame (chassis) and tap.
• It has a danger of electric shock.

Do not carry the product alone.
• Otherwise, it may cause physical damage.

grounding line

■ For use
Do not use for special purposes and places including animals and plants, sensitive equipment, and art pieces.
• Otherwise, it may cause physical damage.

Do not use strong detergent such as wax or thinner in case of cleaning, instead use soft cloth.
• It ruins external appearance due to discoloration or scratches on the product.

Clean filter and heat exchanger regularly with your gloves on.
• With a large quantity of dust in the product, the effect of ventilation may be reduced. (it may not well ventilated)

In case of gas leakage, open the window to change air(ventilate) before using remote controller.
• It may cause explosion and fire.

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Standards for Model

Standards for Model

LZ-H050GBA2

Serial No. Marking in a developed order.
Function A : Basic L : Nano Plasma + Clean(Wall mounted) C : Plasma(Ceiling Cassette) G : Low Static Moter
Product Type B: duct type hidden in ceiling T: cassette type for ceiling W: for window
Electrical Rating G: 220-240 V, 50Hz, 1Ø / 220 V 60 HZ, 1Ø
Ventilation Capacity(Ventilating Ability) Excluding the first digit of ventilating capacity per hour 50:500CMH
Heat Exchange Mode H: Total heat(including humidity) T: Sensible heat(temperature only)
Product classification LZ : ventilation

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Product Standards

Product Standards

Item(format)

Unit

LZ-H015GBA2

Power

Ø,V,Hz

1, 220 - 240, 50 - 60

Ventilation Mode

-

Total heat ventilation

Wind velocity

-

Super High

High

Low

Electric current

A

0.84

0.76

0.45

Electricity consumption

W

100

90

55

Airflow

m3/h

150

150

100

External static press

Pa

130

100

50

Temperature efficiency

%

75

75

79

Heating %

62

62

69

Enthalpy efficiency

Cooling

%

55

55

59

Noise

dB(A)

32

31

22

Air Filter

-

Non-woven fabric filter

Weight

kg

22

Dimensions

mm

605(W) X 570(D) X 185(H)

Item(format)

Unit

LZ-H025GBA2

Power

Ø,V,Hz

1, 220 - 240, 50 - 60

Ventilation Mode

-

Total heat ventilation

Wind velocity

-

Super High

High

Low

Electric current

A

1.04

0.97

0.70

Electricity consumption

W

110

105

75

Airflow

m3/h

250

250

150

External static press

Pa

150

130

110

Temperature efficiency

%

80

80

85

Heating %

70

70

78

Enthalpy efficiency

Cooling

%

64

64

68

Noise

dB(A)

32

28

21

Air Filter

-

Non-woven fabric filter

Weight

kg

32

Dimensions

mm

750(W) X 680(D) X 250(H)

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Product Standards

Item(format)

Unit

LZ-H035GBA2

Power

Ø,V,Hz

1, 220 - 240, 50 - 60

Ventilation Mode

-

Total heat ventilation

Wind velocity

-

Super High

High

Low

Electric current

A

1.73

1.58

0.77

Electricity consumption

W

200

180

80

Airflow

m3/h

350

350

210

External static press

Pa

170

150

100

Temperature efficiency

%

83

83

87

Heating %

80

80

85

Enthalpy efficiency

Cooling

%

78

78

83

Noise

dB(A)

33

28

23

Air Filter

-

Non-woven fabric filter

Weight

kg

32

Dimensions

mm

750(W) X 680(D) X 250(H)

Item(format) Power Ventilation Mode Wind velocity Electric current Electricity consumption Airflow External static press Temperature efficiency
Enthalpy efficiency
Noise Air Filter Weight Dimensions

Heating Cooling

Unit Ø,V,Hz
A W m3/h Pa % % % dB(A) kg mm

LZ-H050GBA2

1, 220 - 240, 50 - 60

Total heat ventilation

Super High

High

Low

1.92

1.58

0.79

230

220

85

500

500

320

150

100

50

75

75

79

72

72

77

70

70

75

34

32

25

Non-woven fabric filter

44

988(W) X 1014(D) X 273(H)

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LGE Internal Use Only

Item(format) Power Ventilation Mode Wind velocity Electric current Electricity consumption Airflow External static press Temperature efficiency
Enthalpy efficiency
Noise Air Filter Weight Dimensions

Heating Cooling

Unit Ø,V,Hz
A W m3/h Pa % % % dB(A) kg mm

Product Standards

LZ-H080GBA2

1, 220 - 240, 50 - 60

Total heat ventilation

Super High

High

Low

2.77

2.16

1.44

360

270

165

800

800

660

200

110

60

79

79

82

70

70

75

65

65

70

36

34

30

Non-woven fabric filter

60

1062(W) X 1140(D) X 365(H)

Item(format) Power Ventilation Mode Wind velocity Electric current Electricity consumption Airflow External static press Temperature efficiency
Enthalpy efficiency
Noise Air Filter Weight Dimensions

Heating Cooling

Unit Ø,V,Hz
A W m3/h Pa % % % dB(A) kg mm

LZ-H100GBA2

1, 220 - 240, 50 - 60

Total heat ventilation

Super High

High

Low

3.41

2.91

1.76

470

385

210

1000

1000

800

160

90

50

75

75

78

66

66

71

61

61

66

37

35

31

Non-woven fabric filter

60

1062(W) X 1140(D) X 365(H)

Copyright ©2010 LG Electronics. Inc. All right reserved. Only for training and service purposes

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LGE Internal Use Only

Product Standards

Item(format) Power Ventilation Mode Wind velocity Electric current Electricity consumption Airflow External static press Temperature efficiency
Enthalpy efficiency
Noise Air Filter Weight Dimensions

Heating Cooling

Unit Ø,V,Hz
A W m3/h Pa % % % dB(A) kg mm

Super High 5.60 720 1500 200 79 70 65 39

LZ-H150GBA2 1, 220 - 240, 50 - 60 Total heat ventilation
High 5.40 540 1500 110 79 70 65 37 Non-woven fabric filter 140 1313(W) X 1140(D) X 738(H)

Low 2.90 340 1200 60 82 75 70 33

Item(format) Power Ventilation Mode Wind velocity Electric current Electricity consumption Airflow External static press Temperature efficiency
Enthalpy efficiency
Noise Air Filter Weight Dimensions

Heating Cooling

Unit Ø,V,Hz
A W m3/h Pa % % % dB(A) kg mm

Super High 6.80 930 2000 160 75 66 61 39

LZ-H200GBA2 1, 220 - 240, 50 - 60 Total heat ventilation
High 5.90 770 2000 90 75 66 61 37 Non-woven fabric filter 140 1313(W) X 1140(D) X 738(H)

Low 3.60 420 1600 50 78 71 66 33

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Ventilation System Air Conditioner SVC MANUAL(Exploded View)