S4NQ12JA2ZC - Air Conditioning LG - Free user manual and instructions
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| Product Type | Split Air Conditioner (Wall Mounted) |
| Model | S4NQ12JA2ZC |
| Brand | LG |
| Cooling Capacity (BTU/h) | 12,000 |
| Heating Capacity (BTU/h) | 12,000 |
| Energy Efficiency Ratio (EER) | 12.0 |
| Seasonal Energy Efficiency Ratio (SEER) | 18.0 |
| Refrigerant | R32 |
| Compressor Type | Inverter (Dual Rotary) |
| Power Supply (V/Hz) | 220-240 / 50 |
| Indoor Unit Dimensions (WxHxD mm) | 998 x 345 x 210 |
| Outdoor Unit Dimensions (WxHxD mm) | 870 x 650 x 320 |
| Indoor Unit Weight (kg) | 12.5 |
| Outdoor Unit Weight (kg) | 35.0 |
| Noise Level Indoor (dB(A)) | 19-44 |
| Noise Level Outdoor (dB(A)) | 48 |
| Airflow Rate (m³/h) | 600 |
| Filter Type | Washable, Antibacterial |
| Additional Functions | Cooling, Heating, Dehumidifying, Fan Only, Auto Restart, Self-Cleaning, 24-Hour Timer |
| Remote Control | Included (Infrared) |
| Wi-Fi Connectivity | Yes (LG ThinQ app) |
| Maintenance | Clean filter every 2 weeks; Annual professional check recommended |
| Safety Features | Overcurrent protection, Auto-restart, Child lock |
Frequently Asked Questions - S4NQ12JA2ZC LG
How do I clean the air filter?
Turn off the unit and unplug it. Open the front panel, remove the filter, vacuum or wash with mild soap and water, dry completely, and reinstall. Clean every 2 weeks for optimal performance.
Why is my air conditioner not cooling?
Check if the filter is dirty, the thermostat is set correctly, the outdoor unit is not obstructed, and the unit is in cooling mode. If the problem persists, contact a technician.
How do I reset the remote control?
Remove the batteries, wait 30 seconds, reinsert them. If it still doesn't work, replace the batteries or contact LG support.
What does the 'Error Code CH05' mean?
Error Code CH05 indicates a communication error between indoor and outdoor units. Turn off the unit, wait 10 minutes, and restart. If it reappears, call a professional.
Can I use an extension cord?
No, do not use an extension cord. Plug the air conditioner directly into a dedicated grounded outlet to avoid fire hazard.
How do I set the timer?
Press the TIMER button on the remote, use +/- to set the desired hours (1-24), and press SET. The unit will turn on/off accordingly.
What is the recommended temperature for energy saving?
For cooling, set to 24-26°C. For heating, set to 20-22°C. Using these settings reduces energy consumption by up to 10%.
How do I connect to Wi-Fi?
Download the LG ThinQ app, create an account, press the Wi-Fi button on the remote (or unit), and follow the app instructions. Ensure your router is 2.4 GHz.
Is professional installation required?
Yes, installation should be performed by a certified technician. Improper installation may lead to leaks, poor performance, or electrical hazards.
What is the warranty coverage?
LG offers a 1-year parts and labor warranty for residential use. The compressor has a 5-year warranty. Register your product online for full coverage.
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