LG L1404R Support and Manuals
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Owners Manual - Page 1
...improper installation. It contains valuable information about your air conditioner. LG is not responsible for any damages caused by explaining proper air conditioner maintenance and preventing improper use. This manual may help save time and money by misuse of the air conditioner. website http://www.lgservice.com
ENGLISH
ESPAÑOL
LG
LG Window-Type Air Conditioner
OWNER'S MANUAL
MODELS...
Owners Manual - Page 2
... Instructions 3. Dealer's Name Date Purchased s Staple your air conditioner properly. You'll find many answers to prove date of troubleshooting tips. PRECAUTION
• Contact the authorized service technician for repair or maintenance of this page in accordance with the National Electric Code by qualified and authorized personnel only.
2 Care and Maintenance 4. Hardware Installation...
Owners Manual - Page 6
.... Do not put a pet or house plant where it will be pressed.
• There is an air conditioner, not a precision refrigeration system.
Clean it may cause injury.
• This could damage your health. Do not use this appliance for special purposes such as pets, foods, precision machinery, or objects of art.
• It is...
Owners Manual - Page 24
...MODELS...Fig. 21)
TEMP TIME SPFAENED MODE
POWER
12 Window installation of room air conditioner is now completed.
10 Attach the front grille to ...breaker. Push the grille in accordance with local electrical codes and regulations. tandem type
All wirring should be made ...cord.
NOTICE : Aluminum house wiring may pose special problems. Consult a qualified electrician.
24 Electrical Data
Line ...
Owners Manual - Page 27
... the manual.
• After the air conditioner is escaping. s The air conditioner was just turned on the
air conditioner.
• Ice may be set the power control to the "Care and Maintenance" section (p.11) of the unit. • You hear the fan running while the compressor is dirty. The air conditioner is • Check the fuse/circuit breaker box and replace...
Owners Manual - Page 28
...installation, acts of God, unauthorized modification or alteration, incorrect electrical current or voltage, or commercial use, or use during the warranty period set forth below, effective from misuse, abuse, operation outside environmental specifications or contrary to Obtain Product, Customer, or Service Assistance
Call 1-877-714-7486, 24 hrs a day, 7 days per week. LG ROOM AIR CONDITIONER...
Service Manual - Page 1
website http://www.lgservice.com
LG
LG Room Air Conditioner
SERVICE MANUAL
MODEL: L1404R
CAUTION
• BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
• ONLY FOR AUTHORIZED SERVICE PERSONNEL.
Service Manual - Page 2
... Parts...12 Air Handling Parts ...13 Electrical Parts ...14 Refrigerating Cycle...16 Schematic Diagram...19 Electronic Control Device ...19 Wiring Diagram...20 Components Location ...21 Troubleshooting Guide ...22 Piping System ...22 Troubleshooting Guide ...23 Electrical Parts Troubleshooting Guide ...25 Electric Parts ...29 Exploded View ...35 Replacement Parts List ...36
2 Room Air Conditioner
Service Manual - Page 5
... Dimensions
D
W
Cool Energy
Saver
F1 LOW
'F
F2 MED
F3 HIGH
Fan
Dry
Timer
TEMP
MODE
TIMER
FAN SPEED
POWER
H
Dimension W H D
Model
mm(inch) mm(inch) mm(inch)
L1404R
660(25 31/32) 428(16 27/32) 680(26 27/32)
Service Manual 5 NOTICE This symbol indicates special notes. This symbol alerts you to the air conditioner.
Service Manual - Page 6
...
REFRIGERANT (R-22) CHARGE
670g(23.6 oz)
EVAPORATOR
2 ROW 11 STACKS, LOUVER-FIN TYPE
CONDENSER
2 ROW 19 STACKS, STRAIGHT TYPE
FAN, INDOOR
TURBO FAN
FAN, OUTDOOR
PROPELLER TYPE FAN WITH SLINGER RING
FAN SPEEDS, FAN/COOLING/HEATING
3/3
FAN MOTOR
6 POLES
OPERATION CONTROL
REMOTE CONTROLLER
ROOM TEMP.
E.E.R
(BTU/W.h)
- Specfications
Product Specifications
ITEMS
MODELS
L1404R...
Service Manual - Page 7
... Check
The setting conditions must be checked prior to avoid injury. How to an independent circuit. Install the drain pan over the corner of the air inlet and outlet. Service Manual 7 Installation
Installation
Select the Best Location
1. Install the unit a little obliquely outward not to a single-outlet 15A circuit.
(or 20A circuit for Electric Heater Model) 3. The power...
Service Manual - Page 23
...caused from an electrical defect, and the other is ineffective Air Conditioning caused by a defect in refrigeration circuit.
Service Manual 23 Troubleshooting Guide
Troubleshooting Guide
In general, possible trouble is classified in refrigeration circuit.
Check gas leakage. Replacement of unit if the unit is beyond repair. Not on separate circuit. Check inside gas pressure. Check...
Service Manual - Page 24
... of compressor (Motor damaged)
24 Room Air Conditioner
Regular but fails to start . Troubleshooting Guide
Fails to Start
Check of fan motor capacitor.
Replacement of rotor, metal). Loose terminal connection. Check circuit breaker and fuse.
Replacement of compressor (locking of fan motor. Defect of control switch setting. Improper wiring. Compressor only fails to start...
Service Manual - Page 25
...output?
YES
• Replace IC02D.
YES
Is shorted the Trans. YES
• Replace IC01A, C02A.
• Connect connector exactly. Service Manual 25
NO • ...YES
Replace AC PCB Ass'y.
• Check the PCB pattern.
Electrical Parts Troubleshooting Guide
Troubleshooting Guide
Possible Trouble 1
The unit does not operate.
YES
• Replace D02D~D05D. • Replace ...
Service Manual - Page 28
... PCB Ass'y. YES
• Replace the DC PCB Ass'y.
28 Room Air Conditioner
• Replace IC01G.
• Connect connector to CN-AC/DC exactly. Troubleshooting Guide
Possible Trouble 6 Remote controller does not operate.
Possible Trouble 7 It displays abnormally on DC PCB
Ass'y DC 5V? YES
Does the IC03G (Q01G, Q02G, Q03G for Delux Model).
NO Is the IC01G good...
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