S4NW12JA3AD - Air-conditioner LG - Free user manual and instructions
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| Product type | Wall-mounted split air conditioner |
| Brand | LG |
| Model | S4NW12JA3AD |
| Cooling capacity | Approximately 12000 BTU (estimate) |
| Power supply | 220-240 V ~ 50 Hz |
| Indoor unit dimensions (approx.) | Approximately 800 x 280 x 200 mm |
| Outdoor unit dimensions (approx.) | Approximately 700 x 550 x 250 mm |
| Indoor unit weight (approx.) | Approximately 9 kg |
| Outdoor unit weight (approx.) | Approximately 30 kg |
| Operating modes | Cooling, Heating, Dehumidification, Ventilation, Automatic, Jet |
| Special functions | Ionizer, Plasma, Silent, Ionic care, Dry jet, Low heating, Mosquito repellent, Auto clean, Sleep comfort |
| Fan speed | 5 speeds (High, Medium-High, Medium, Medium-Low, Low) + Natural breeze |
| Timer | Programmable On/Off, Sleep timer (up to 7 h), Simple timer (up to 7 h) |
| Air filter | Washable, clean every 2 weeks |
| Optional filters | 3M, triple, anti-allergen |
| Connectivity | Wi-Fi (2.4 GHz), LG SmartThinQ app, Smart Diagnosis |
| Remote control | Wireless, AAA 1.5 V batteries |
| Auto restart | Yes (restores settings after power outage) |
| Energy consumption | Instantaneous and cumulative power display (optional) |
| Energy saving | Energy saving mode, Energy control (20/40/60%) |
| Safety | Grounding, dedicated circuit breaker, gas leakage protection |
| Recommended annual maintenance | Professional cleaning of coils and fan |
Frequently Asked Questions - S4NW12JA3AD LG
How to clean the air filter?
Turn off the power and unplug the appliance. Open the front cover, remove the filter by pressing the buttons. Clean it with a vacuum cleaner or warm water (max 40°C) with a mild detergent. Dry in the shade and reassemble. Clean every 2 weeks.
What to do in case of error code on the indoor unit?
The indicator flashes at 2-second intervals. Turn off the appliance and contact your dealer or LG customer service. Do not attempt to repair yourself.
How to set the On/Off timer?
Press the TIMER button repeatedly until the ON or OFF icon flashes on the remote control screen. Use the ▲/▼ buttons to set the time (minutes). Confirm with SET/CANCEL. To cancel, press CANCEL.
Can I use the air conditioner without the remote control?
Yes. Open the front cover or the horizontal louver, then press the ON/OFF button on the indoor unit. The temperature will be set automatically (22°C in cooling mode, 22-24°C in heating).
How to connect the appliance to the LG SmartThinQ app?
Make sure your smartphone is connected to a 2.4 GHz Wi-Fi network. Disable mobile data. Download the LG SmartThinQ app, follow the instructions to register the appliance. Check that the Wi-Fi icon on the indoor unit is lit.
Why does the indoor unit emit smoke or fog?
Cooled air can cause condensation in the form of fog. This is normal and disappears when the room temperature stabilizes. If a burning smell or abnormal noises occur, turn off the power and contact a professional.
How to activate Jet mode for quick cooling?
Turn on the appliance, select cooling mode (or another compatible mode), then press JET MODE. The fan blows strongly for 30 minutes, then the temperature sets to 18°C (cooling) or 30°C (heating).
How often should I replace the remote control batteries?
Replace AAA (1.5 V) batteries once a year or when the remote control display starts to dim. Only use new batteries of the same type.
What does the '88' display on the indoor unit mean?
It is the instantaneous energy consumption display in kW. Press and hold the kW button on the remote control for 3 seconds to display it. For cumulative display (kWh), press twice.
How to use the Sleep comfort function?
Turn on the appliance and select cooling mode. Press FUNC until 'SL' (sleep comfort) appears and confirm with SET/CANCEL. The temperature will gradually increase for comfortable sleep.
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