S18AWN-U58 - Air conditioner LG - Free user manual and instructions
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| Product Type | Split System Air Conditioner |
| Brand | LG |
| Model | S18AWN-U58 |
| Cooling Capacity | 18,000 BTU/h (5.3 kW) |
| Cooling Power Input | Approximately 1,800 W |
| Energy Efficiency Ratio (EER) | 3.5 or higher |
| Compressor | High-efficiency rotary compressor |
| Refrigerant | R410A |
| Airflow Control | 4-way auto swing (up/down) |
| Fan Speeds | 3 speeds + Auto |
| Timer | 24-hour programmable on/off timer |
| Sleep Mode | Yes, smart night mode |
| Filter | Washable anti-bacterial filter |
| Indoor Unit Dimensions (W×H×D) | 998 × 345 × 220 mm |
| Outdoor Unit Dimensions (W×H×D) | 800 × 545 × 320 mm |
| Indoor Unit Weight | 10.5 kg |
| Outdoor Unit Weight | 35.0 kg |
| Power Supply | 220–240 V, 50 Hz, 1-phase |
| Operating Temperature (Cooling) | -20°C to 48°C outdoor |
| Maintenance | Clean filter bi-weekly; inspect coils annually |
| Safety Protections | Auto restart, over-current switch, surge protection |
| Repairability | Spare parts available from LG service centers for 10 years |
| Suitable Room Area | Up to 50 m² |
Frequently Asked Questions - S18AWN-U58 LG
How often should I clean the air filter?
Clean the air filter every two weeks to maintain optimal airflow and efficiency. A dirty filter restricts airflow and reduces cooling capacity.
How do I set the timer on my LG S18AWN-U58?
Press the TIMER button on the remote control until the clock icon appears. Use the ▲/▼ buttons to set the desired on/off time, then press TIMER again to confirm.
What room size is this air conditioner suitable for?
With a capacity of 18,000 BTU/h, this model is designed for rooms up to approximately 50 m² with standard ceiling height.
Can the S18AWN-U58 provide heating in winter?
No, this is a cooling only split air conditioner. It does not have a heat pump or heating mode. For heating, consider a reversible model.
What does the 'Auto Restart' feature do?
Auto Restart automatically resumes the previous operating mode and fan speed after a sudden power outage, preventing inconvenience and preserving settings.
How do I switch between cooling and fan mode?
On the remote control, press the MODE button repeatedly until you see 'Cool' or 'Fan' on the display. The unit will then operate in the selected mode.
Why is my air conditioner not cooling effectively?
Check if the air filter is dirty, if the refrigerant is leaking, or if the outdoor unit is shaded and unobstructed. Also verify that all doors and windows are closed.
How can I reduce electricity consumption?
Use the Sleep Mode at night, set a timer to avoid continuous operation, and keep the filter clean. Set the thermostat to 24°C for a balance between comfort and energy savings.
How do I read error codes on the display?
The indoor unit displays a two-digit code when a fault occurs. Refer to the service manual for the exact code meanings. Common errors are CH-01 (indoor PCB fault) and CH-05 (communication error).
What maintenance does the outdoor unit require?
Regularly inspect the condenser coils, remove any debris or leaves around the unit, and ensure the fan motor runs freely. Professional servicing every year is recommended.
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USER MANUAL S18AWN-U58 LG
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Product information
Brand : LG
Model : S18AWN-U58
Category : Air conditioner