Floor Standing Air Conditioner
SVC MANUAL(Exploded View)
MODEL : APNH423TLAE.ANWBEUS
[LFN426HV]
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 ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Specifications
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(H / M / L) CMM
cfm
External Static Pressure mmAq
Capacitor μF / Vac
Coil Row x Column x FPI
Dimensions (W x H x D) mm(inch)
Net Weight kg (lbs)
Air Filter
Sound Level (H) dB(A)+3
Piping Connections
Liquid mm (inch)
Gas mm (inch)
Safety Devices
Temperature Sensor
Referigerant
Referigerant Control
Connectable Outdoor Unit
Power Cable(Product/Heater) No. x AWG
Indoor Unit Type
Model
FLOOR STANDING
APNH423TLAE
1 / 208/230 / 60
12.0
4 100
12.0
4 100
1.5
IC-13870GL15R
Sirocco type
254 x 1
35 / 30 / 25
710 / 660 / 550
-
20/370
3R x 34C x 19
590 X 1810 X 440 (23.23 X 71.26 X 17.32)
58.0(127.9)
Long life filter
58
9.52 (3/8)
15.88 (5/8)
Thermal protector for fan motor
Thermistor
R410A
EEV(Outdoor Unit)
LUU426HV
4x18
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.
1. Specifications
Indoor Unit
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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Function Table
Air supply outlet
Airflow direction control(left & right)
Airflow direction control(up & down)
Auto swing(left & right)
Auto swing(up & down)
Air flow Airflow steps(fan/cool/heat/Plasma)
Chaos swing
Chaos wind(auto wind)
Jet cool(Power wind)
Swirl wind
Deodorizing filter
Air purifying Plasma air purifier
Prefilter(washable / anti-fungus)
Drain pump
Installation E.S.P. control
Electric heater(operation)
High ceiling operation
Hot start
Reliability Self diagnosis
Soft dry operation
Auto changeover
Auto cleaning
Auto operation(artificial intelligence)
Auto restart operation
Child lock
Convenience Forced operation
Group control
Sleep mode
Timer(on/off)
Timer(weekly)
Two thermistor control
Standard wired remote controller
Deluxe wired remote controller
Individual control Simple wired remote controller
Wired remote controller(for hotel use)
Wireless remote controller(simple)
Wireless LCD remote control
General central controller (Non LGAP)
Dry contact
CAC network function Network Soluation(LGAP)
PDI(power distribution indicator)
PI 485
Zone control
Special function kit CTIE
Electro thermostat
Others Thermistor
Category Function
APNH423TLAE
1
O
O
O
O
3/3/3/-
X
X
O
X
X
X
O
X
X
X
X
O
O
O
O
O
X
O
O
O
X
X
O
X
O
X
X
X
X
X
O(NEW)
X
X
X
X
X
X
X
X
X
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
Indoor Unit
2. Function Table
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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Piping Diagrams
Heat Exchanger
Sirocco Fan
Th2
Th1
Th3
lndoor unit
EEV
:Heating
:Cooling
Filter
Filter
Th4
Liquid
Ø9.52
Gas
Ø15.88
PCB Connector
Th1 Thermistor for inlet air temperature CN_ROOM/TH
Th2 Thermistor for EVA. in temperature CN_EVA/TH
Th3 Thermistor for EVA. out temperature CN_EVA/TH2
Th4 Thermistor for EVA. middle temperature CN_TB/TH
DESCRIPTIONLOC.
3. Piping Diagrams
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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Wiring Diagram
4. Wiring Diagram
❖ APNH423TLAE
❖ AC PCB
CN-DISPLAY1
CN-DISPLAY2
CN-ROOM/TH
CN-EVA/TH
CN-EVA/TH2
CN-OUTUNIT
CN-SYNC
CN-FAN
DOOR-U/P
CN-WRITE
Indoor Unit
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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Exploded View
5. Exploded View
268711D
268711A
263230A
Eva-out
137211
237202
352118
35211C
152302
135313
749740
330871
146812
W4811C
354210
352114
W4811A
267110
135080B
147581B
147581A
135310
147582
146811
135080A
135080C
135080D
135303
147582
W4811B
263230C
Eva-in
263230B
Eva-mid
354212
Indoor Unit
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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Exploded View
359012
346810
W6640
150170
130400
349480
135317
263230D
135511
268711C
249951
W4811D
W0CZZA
336610
135515
130911
349600A
Inlet-air
P/NO : MFL62129311
JULY, 2011
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