LG A9UW566FA3 User manual

Multi Air Conditioner
SVC MANUAL(Exploded View)
MODEL : A9UW566FA3[FM56AH U33]
CAUTION
Before Servicing the unit, read the safety precautions in Standard SVC manual.
Only for authorized service personnel.
Internal Use Only
http://biz.lgservice.com

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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
1. Specification
Nominal Capacity Cooling kW
(Min~Rated~Max) Btu/h
Heating kW
Btu/h
Nominal Input Cooling kW
(Min~Rated~Max) Heating kW
Energy label
Testing Combination
Running Current Cooling A
Heating A
Starting Current (Cooling/Heating) A
Power Supply Ø / V / Hz
Power Supply Cable (outdoor) No.x mm2
Power and transmission cable (outdoor to BD) No.x mm2
Power and transmission cable (BD to indoor) No.x mm2
Dimensions W*H*D mm(inch)
Net Weight kg(lbs)
Max. Number of Connectable Indoor Units
Compressor (Inverter) Type
Qty x Model
Motor Type
Oil Charge volume cc
Oil Type
Refrigerant Charge (at 5m) g(oz)
Type
Control
Heat Exchanger Rows x Column x FPI
Defrosting Method
Fan Capacitor µF/Vac
Drive
Discharge direction Side / Top
Air Flow Rate CMM(CFM)
Noise Level(H/L) Sound Pressure at 1m dB(A)±3
Piping connections Liquid(Ø) mm(inch)
Gas(Ø) mm(inch)
Max. Interunit Piping Length Total Piping(Main+Total Branch) m
Main Piping m
Total Branch Piping m
Each Branch Piping m
Max. Elevation Difference Indoor Unit~Outdoor Unit m
Indoor Unit~Indoor Unit m
Outdoor Unit A9UW566FA3[FM56AH U33]
4.0~16.7~18.52
13,800~57,000~63,200
4.5~17.87~18.75
15,456~61,000~64,000
1.0~4.96~5.65
1.25~4.62~5.70
A/A
MS09AH N40*8EA
4.6~21.7~24
7.4~22.4~26
-
1/220~240/50
3*4.0
4*1.25(Including Earth)
4*0.75(Including Earth)
950*1380*330 (37.4*54.3*12.3)
108(238.1)
9
Twin-Rotary
5JD420Z
BLDC
1300
FV50S
4800(169.3)
R410A
EEV
2R x 64C x 17
Reversing cycle
-
DC
Side
60(2,119) x 2
59
9.52(3/8)
19.05(3/4)
145
55
90
15
30
15
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

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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
2. List of Functions
Defrost / Deicing
High Pressure Switch
Low Pressure Switch
Phase protection
Restart Delay (3-minutes)
Self Diagnosis
Soft Start
Test Function
Auto Operation(Artificial intelligence)
Auto Restart Operation
Central control(LGAP)
PDI(Power Distribution Indicator)
PI485
Low Ambient Kit
Thermistor
FunctionCategory
A9UW566FA3[FM56AH U33]
Reliability
Convenience
Special Function Kit
Others
CAC Network
Function
O
X
O
X
O
O
O
X
O
O
O
PQNUD1S00
PMNFP14A0
O(Logic)
-
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 ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
3. Piping Diagrams
Th1
Th2
Th3
Th4
L/P
S/V(2)
S/V(1)
Reversing
Valve
Heat
Exchanger
Ø9.52
Capillary
EEV
Inverter
Compressor
Accumulator
Oil Separator
Ø19.05
Refrigerant Flow
Cooling
Heating
LOC. Description PCB Connector
Th1 Thermistor for outdoor air temperature CN_TH1
Th2 Thermistor for condensing temperature CN_TH1
Th3 Thermistor for discharge pipe temperature CN_TH2
Th4 Thermistor for suction pipe temperature CN_TH2
S/V(1) Solenoid Valve for Hotgas CN_HOT GAS
S/V(2) Solenoid Valve for Oil Separator CN_OIL/S
L/P Low Pressure Switch CN_L/PRESS

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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
4. Wiring Diagrams
F4
CN_L CN_N
CN_
MOTOR1
CN_
MOTOR2
CN_POWER
CN_MAIN
CN_L/PRESS
CN_OIL/S
CN_
HOTGAS
CN_4WAY
WCN_GND
CN_POWER
CN_COMM
CN_EEV1
CN_COM(INV)
CN_JIG_PC
CN_CENTRAL
CN_TH1
CN_TH2

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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
5. Exploded View
430411
435512
552112
435301
137213
447910
237202
559010
549610
437212
435300
552111 237204
552203B
W49810
554160
548490
661400
561410A
W0FZZ
552116
349480
435301 437211 135500
349480
561410B
554031
554031
546810
546810
552117
649950
658740
268711
55211G
559010
552203A
567480D
567480E
268711F
561410D
552114
W4986B
W4986A
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,)

P/NO : MFL37468313 DECEMBER, 2007