A3uw243fa2
Multi Air Conditioner
SVC MANUAL(Exploded View)
MODEL : A3UW243FA2
LMU247HV
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 ©2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
1. Specification
Note:
1. Capacities are based on the following conditions:
Cooling: - Indoor Temperature 26.7°C(80°F) DB/19.4°C(67°F) WB
- Outdoor Temperature 35°C(95°F) DB/23.9°C(75°F) WB
Heating: - Indoor Temperature 21.1°C(70°F) DB/15.6°C(60°F) WB
- Outdoor Temperature 8.3°C(47°F) DB/6.1°C(43°F) WB
Piping Length - Interconnecting Piping Length 7.5m(24.6 ft.)
- 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.
4. At least two indoor units should be connected.
5. For more Capacity(*),refer to the combination table
Conversion Formula
kW = Btu/h class X 0.0002931
cfm = CMM × 35.3
Outdoor Spec. A3UW243FA2(LMU247HV)
Capacity(*) Btu/h Class 24000
Nominal Input Cooling kW 0.39~1.43~3.09
(Min~Rated~Max) Heating kW 0.42~2.21~3.10
Running Current
Cooling A 2.8~6.6~14.0
Heating A 3.0~10.2~14.1
Starting Current Cooling/Heating A Power Supply Ø / V / Hz 1/208-230/60
Power Supply Cable (outdoor) No. x AWG 3 x 12
transmission cable (outdoor to indoor) No. x AWG 4 x 18 (Including Earth)
Dimensions W x H x D
mm 870 x 808 x 320
inch 34-1/4 x 31-13/16 x 12-19/32
Net Weight kg(lbs) 59(130.1)
Net Weight(Package) kg(lbs) 63(139)
Compressor
Type Twin-Rotary
Qty x Model 1 x GJT240D
Motor Type BLDC
Oil Charge volume cc 900
Oil Type FVC68D
Refrigerant
Charge (at 7.5m) g(oz) 2100(74.1)
Type R410A
Control EEV
Heat Exchanger
(Rows x Column x FPI) x No. (2R x 36C x 16) x 1
Defrosting Method Reversing cycle
Fan
Type Propeller
Motor Output(W) x No. of Unit 84 x 1
Capacitor
μF/Vac
Drive DC
Discharge direction(Side/Top) Side
Air Flow Rate * No. of Fan
CMM(CFM) 53(1872)
Sound Level(H) Sound Pressure dB(A)+3 51
Piping connections
Liquid(Cycle A) mm(inch) 6.35(1/4) x 3EA
Gas(Cycle A) mm(inch) 9.52(3/8) x 3EA
Piping Length spec.
Main Piping m(ft.) 75(246.1)
Total Branch Piping m(ft.) 25(82)
Each Branch Piping m(ft.) 37.5(123.0)
Max. Elevation Difference
Outdoor Unit~Indoor Unit m(ft.) 15(49.2)
Indoor Unit~Indoor Unit m(ft.) 7.5(24.6)
Operation Range
Cooling ℃(℉) -10 ~ 46(14~114.8)
Heating ℃(℉) -15 ~ 24(5~75.2)
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
H
: These safty switcher are standard or optional features defending on region & country
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 function kit Low ambient operation
Others Thermistor
FunctionCategory
A3UW243FA2 / LMU247HV
O
X
O
X
O
O
O
O
O
O
O
PQNUD1S00
PMNFP14A0
O (Program logic)
-
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Copyright ©2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
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