LG AUUW426D, ATNH42GMLED, ABNH426RLAD, AVNH426LLAD, UU42W U3D Service Manual
...
Universal Air Conditioner
SVC MANUAL(Exploded View)
MODEL : AUUW426D(UU42W U3D)
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
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Copyright ©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
1. Specification
Nominal Capacity Cooling kW
(Min~Rating~Max) Btu/h
Heating kW
Btu/h
Nominal Input Cooling kW
(Min~Rating~Max) Heating kW
Nominal Capacity Cooling kW
(Min~Rating~Max) Btu/h
Heating kW
Btu/h
Nominal Input Cooling kW
(Min~Rating~Max) Heating kW
Nominal Capacity Cooling kW
(Min~Rating~Max) Btu/h
Heating kW
Btu/h
Nominal Input Cooling kW
(Min~Rating~Max) Heating kW
Indoor Unit
Indoor Unit
Indoor Unit
ATNH42GMLED [UT42 NMD]
ABNH426RLAD [UB42 NRD]
AVNH426LLAD [UV42 NLD]
5.0~12.5~13.8
17,060~42,650~46,910
5.6~14.0~15.4
19,108~47,770~52,547
3.90
3.88
5.0~12.5~13.8
17,060~42,650~46,910
5.6~14.0~15.4
19,108~47,770~52,540
4.15
3.88
5.0~12.5~13.8
17,060~42,650~46,915
5.6~14.0~15.4
19,108~47,770~52,547
4.15
3.88
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
Outdoor Unit
Running Current(Rating) Cooling A
Heating A
Starting Current Cooling/Heating A
Power Supply Ø / V / Hz
Power Supply Cable(Outdoor) No.x mm
2
Power and Transmission Cable(Outdoor to Indoor or Outdoor to BD)
No.x mm
2
Dimensions W x H x D mm
Net Weight kg(lbs)
Type
Compressor (#1) Qty x Model
Oil charge volume cc
Oil Type
Cycle Charge (at 7.5m) g
Refrigerant Type
Control
Additional Refrigerant Charge g/m
Heat Exchanger
(Rows x Column x FPI) x No.
Defrosting Method
Capacitor µF/Vac
Fan Drive
Discharge Direction(Side/Top)
Air Flow Rate x No. of Fan
CMM
Sound Level(H/L) Sound Pressure dB(A)+3
Piping Connections Liquid(Cycle A) mm(inch)
Gas(Cycle A) mm(inch)
Max. Interunit Total Piping m
Piping Length Main Piping m
Max. Elevation Outdoor Unit~Indoor Unit m
Difference Indoor Unit~Indoor Unit m
Operation Range Cooling ˚C
(Outdoor) Heating ˚C
Indoor Unit
AUUW426D [UU42W U3D]
17.7
16.7
-
1/220-240V/50
3*5.0(Including Earth)
4*0.75(Including Earth)
950*1 380*330
103(227)
Rotary
5JD420XAD22
13 000
FVC68D
3 600
R410A
E.E.V
40
(2*32*17)*2
Reversing cycle
-
Direct Drive
Side
110
55/51
9.52(3/8)
15.88(5/8)
75
30
30
1
-10~46
-15~24
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.
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
AUUW426D(UU42W U3D)
O
O
-
-
O
O
O
O
O
O
O
PQNFG00A0
PMNFP14A0
O
(program logic)
-
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Copyright ©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
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