LG AQNH09GALA0 User manual

Multi Air Conditioner
SVC MANUAL(Exploded View)
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
MODEL : AQNH09GALA0
AQNH12GALA0
AQNH18GALA0

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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
1. Specification
Indoor
Power Supply Ø / V / Hz
Cooling Capacity kW
Btu/h
Heating Capacity kW
Btu/h
Current Nominal Running Current A
Fan Motor Type
Fan Type
Motor Output(W) x No. of Unit
Air Flow Rate CMM
(H / M / L) cfm
External Static Pressure mmAq
Capacitor μF / Vac
Drive
Coil Row x Column x FPI
Dimensions Body mm(inch)
(W x H x D) Decorative Panel mm(inch)
Net Weight Body kg (lbs)
Decorative Panel kg (lbs)
Air Filter
Sound Level (H / M / L) dB(A)+3
Piping Liquid mm (inch)
Connections Gas mm (inch)
Drain(OD/ID) mm
Dehumidification Rate l/h
Safety Devices
Temperature Sensor
Referigerant
Referigerant Control
Connectable Outdoor Unit Single
Multi
Power and Transmission Interunit Cable No.x mm2
Indoor Unit Type
Model
Console
AQNH09GALA0 AQNH12GALA0 AQNH18GALA0
1/220~240/50 1/220~240/50 1/220~240/50
2.5 3.5 4.6
8,540 11,960 15,710
3.4 4 5.0
11,610 13,660 17,070
0.14 0.14 0.18
BLDC BLDC BLDC
Turbo Fan Turbo Fan Turbo Fan
48*1 48*1 48*1
8.5/6.7/5.0 9.0/6.9/5.2 11.0/9.5/8.0
300/236/176 318/244/184 388/335/283
---
---
Direct Drive Direct Drive Direct Drive
2R x 19C x 19 2R x 19C x 19 2R x 19C x 19
700*600*210(27.6*23.6*8.3) 700*600*210(27.6*23.6*8.3) 700*600*210(27.6*23.6*8.3)
---
13.8(30.4) 13.8(30.4) 13.8(30.4)
---
Pre Filter Pre Filter Pre Filter
38/32/27 39/32/27 44/39/35
6.35(1/4) 6.35(1/4) 6.35(1/4)
9.52(3/8) 9.52(3/8) 12.7(1/2)
---
1.4 1.7 2.4
Fuse, Thermal Protector for Fan Motor
Thermistor
R410A R410A R410A
EEV(in Outdoor Unit or BD Unit) EEV(in Outdoor Unit or BD Unit) EEV(in Outdoor Unit or BD Unit)
AUUW096D AUUW126D AUUW186D
Multi F/FDX series Multi F/FDX series Multi F/FDX series
4*0.75 4*0.75 4*0.75
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 prior notice for purpose of improvement.
Conversion Formula
kW = Btu/h x 0.0002931
cfm = CMM x 35.3

2. Function Table
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.
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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
Air supply outlet
Airflow direction control(left & right)
Airflow direction control(up & down)
Auto swing(left & right)
Auto swing(up & down)
Airflow steps(fan / cool / heat)
Chaos swing
Chaos wind(auto wind)
Jet cool(Power wind)
Swirl wind
Deodorizing filter
Plasma air purifier
Prefilter(washable / anti-fungus)
Drain pump
E.S.P. control
Electric heater(operation)
High ceiling operation
Hot start
Self diagnosis
Soft dry operation
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
Standard wired remote controller
Picto wired remote controlxer
Deluxe wired remote controlxer
Simple wired remote controller
Wired remote controller(for hotel use)
Wireless remote controller(simple)
Wireless LCD remote control
General central control(Non LGAP)
Dry contact
Network Soluation(LGAP)
PDI(power distribution indicator)
PI 485
CTIE
Zone control
Thermistor
FunctionCategory
AQNH09GALA0, AQNH12GALA0, AQNH18GALA0
2
Manual
Auto
X
O
4/5/4
X
O
O
X
X
X
O
X
-
-
-
O
O
O
O
X
X
O
O
O
O
O
O
O
O
X
PQRCVSL0 / PQRCVSL0QW
X
X
X
X
PQWRHSF0
X
PQDSB
O
X
PMNFP14A0
X
X
X
Air flow
Air Purifier
Installation
Reliability
Convenience
Individual
Control
CAC
Network
Function
Special
Function Kit
Others

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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
3. Piping Diagrams
Heat exchanger Gas pipe connection port
(flare connection)
Liquid pipe connection port
(flare connection)
Cooling
Heating
Turbo fan
Th3
Th1
Th2
LOC. Description PCB Connector
Th1 Thermistor for sunction air temperature CN-ROOM
Th2 Thermistor for evaporator inlet temperature CN-PIPE/IN
Th3 Thermistor for evaporator outlet temperature CN-PIPE/OUT

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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
4. Wiring Diagrams
Indoor Unit
CN-POWER
CN-POWER
CN-VANE2
CN-VANE2
CN-VANE1
CN-VANE1
CN-DISPLAY
CN-DISPLAY
CN-MOTOR1
CN-MOTOR1
CN-OPTION
CN-OPTION
CN-POWER CN-VANE2 CN-VANE1
CN-DISPLAY
CN-MOTOR1
CN-VANE1
CN-VANE1
CN-AIRC
CN-ROOM
CN-PIPE/IN
CN-PIPE/OUT
CN-OPTION

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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
5. Exploded View
Note) * Please ensure GCSC since the replacement parts may be changed depending upon the buyer°Øs request.
Please check the correct parts in View RPL(Replacement Part List) on GCSC.
(GCSC Website http://biz.Lgservice.com,)
152311
135312
135311
354210
349490
349600
359012
135500
346810
152500A
147581B
146811B
147582B
352380B
W4811
733010
352380A
135080A
135080C
266090
135080B
352115
263230C
263230A
352116
249951
145200C
W6640 268711C
437213
W49810
146811A
147582A
147581A
137210
268711A
268711D
145200A
148000B
148000A
145200B
152500B
263230B
267110
Indoor Unit

P/NO : MFL62247101 NOVEMBER, 2009