Installation Guide
Tools Needed:
- Drill with masonry bit
- Screwdrivers (flat and Phillips)
- Level
- Tape measure
- Adjustable wrench
- Sealant gun
Step-by-Step Installation
- Choose Installation Location: Select a suitable wall location near electrical outlet, ensuring proper support and clearance.
- Prepare Wall Opening: Measure and cut opening according to unit dimensions, ensuring proper slope for drainage.
- Install Mounting Brackets: Securely attach mounting brackets to wall using appropriate anchors for wall type.
- Position Air Conditioner: Carefully lift unit into position on mounting brackets, ensuring level installation.
- Seal Gaps: Apply weatherproof sealant around unit to prevent air and water leaks.
- Electrical Connection: Connect to dedicated 220V, 50Hz circuit with proper grounding. Use only certified electrician.
- Drainage Setup: Install drain hose with proper downward slope to ensure water drainage.
- Test Operation: Run unit through all modes to check for proper cooling, heating, and drainage.
Specifications
| Model Series | LWP12HWT |
| Type | Window Wall Air Conditioner |
| Color | White |
| Cooling Capacity | 12000 BTU/h |
| Heating Capacity | 13000 BTU/h |
| Noise Level (Indoor/Outdoor) | 42 dB / 52 dB |
| Control Type | Digital Display with Remote Control |
| Energy Rating | A++ (Energy Efficient) |
| Power Requirements | 220-240V, 50Hz, 15A |
| Dimensions (HxWxD) | 34 x 58 x 67 cm |
| Weight | 32 kg |
| Refrigerant | R32 (Eco-friendly) |
| Room Coverage | Up to 25 m² |
Warranty Information
- Full Warranty: 2 years parts and labor
- Compressor Warranty: 5 years on inverter compressor
- Additional Coverage: Optional extended warranty available
For warranty service, contact LG Customer Service at 1-800-243-0000 or visit LG.com
Key Features
Dual Inverter Compressor
LG's advanced Dual Inverter technology provides faster cooling, energy efficiency up to 70% better than conventional models, and ultra-quiet operation.
4-Way Air Deflection
Four-way air deflection system allows you to direct airflow in multiple directions for even cooling/heating distribution throughout the room.
Auto Clean Function
Automatically dries the internal components after use to prevent mold and bacteria growth, ensuring cleaner air and longer unit life.
SmartThinQ Technology
Wi-Fi enabled for remote control via smartphone app, allowing you to adjust temperature, set schedules, and monitor energy usage from anywhere.
Plasma Air Purification
Built-in plasma air purification system removes up to 99.9% of bacteria, viruses, and allergens from the air for healthier indoor environment.
Energy Saving Mode
Intelligent energy saving mode automatically adjusts operation to maintain comfort while minimizing power consumption.
Operating Modes Explained
Cool Mode
Standard cooling operation with adjustable temperature from 16°C to 30°C
Heat Mode
Heating operation for colder seasons with efficient heat pump technology
Dry Mode
Dehumidification function that removes excess moisture without overcooling
Fan Mode
Air circulation only with multiple fan speed options
Auto Mode
Intelligent mode that automatically selects cooling or heating based on room temperature
Sleep Mode
Quiet operation with gradual temperature adjustment for comfortable sleep
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit not turning on | Power issue, circuit breaker tripped, remote battery dead | Check power supply, reset circuit breaker, replace remote batteries |
| Poor cooling/heating | Dirty filters, low refrigerant, blocked airflow | Clean filters, check for obstructions, contact service for refrigerant check |
| Water leaking indoors | Clogged drain pipe, improper installation slope | Clear drain pipe, ensure proper installation slope |
| Unusual noises | Loose parts, debris in fan, compressor issue | Check for loose components, clean fan area, contact service if persistent |
| Foul odors | Dirty filters, mold growth in drain pan | Clean filters, run auto clean function, clean drain pan |
| Remote not working | Dead batteries, signal obstruction, sensor issue | Replace batteries, ensure clear line of sight, check sensor window |
Error Codes
- CH/O1: Temperature sensor error - Check indoor temperature sensor
- CH/O2: Pipe temperature sensor error - Check pipe temperature sensor
- CH/O3: Communication error - Check wiring between indoor and outdoor units
- CH/O4: Outdoor unit error - Check outdoor unit operation
- CH/O5: Overload protection - Wait 3 minutes and restart
- CH/O6: Compressor error - Contact service center
- CH/O7: Fan motor error - Check indoor fan operation
- CH/O8: Power voltage error - Check power supply voltage
Manual Downloads
Current Model Manuals
LWP12HWT
12000 BTU Window Wall AC
LWP09HWT
9000 BTU Window Wall AC
LWP18HWT
18000 BTU Window Wall AC
LWP24HWT
24000 BTU Window Wall AC
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