AUUQ36LH4 - Air Conditioning LG - Free user manual and instructions
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| Product Type | Ductless Mini-Split Air Conditioner (Multi-Split Capable) |
| Model | AUUQ36LH4 |
| Brand | LG |
| Cooling Capacity (BTU/h) | 36,000 (3 tons) |
| Heating Capacity (BTU/h) | 36,000 (3 tons) |
| Energy Efficiency Ratio (EER) | 11.5 |
| Seasonal Energy Efficiency Ratio (SEER) | 16.0 |
| Annual Heating Performance Factor (HSPF) | 8.5 |
| Power Supply | 208-230 V / 1 Phase / 60 Hz |
| Rated Power Consumption (Cooling) | 3,130 W |
| Rated Power Consumption (Heating) | 3,130 W |
| Refrigerant Type | R-410A |
| Refrigerant Charge | 5.5 lbs (2.5 kg) |
| Outdoor Unit Dimensions (W x H x D) | 37.4 x 33.3 x 13.4 in (950 x 845 x 340 mm) |
| Outdoor Unit Weight | 110 lbs (50 kg) |
| Indoor Unit Dimensions (W x H x D) | 42.1 x 13.0 x 9.8 in (1070 x 330 x 248 mm) |
| Indoor Unit Weight | 28 lbs (12.7 kg) |
| Airflow (High Speed) | 600 CFM |
| Sound Pressure Level (Indoor) | 32-48 dB(A) |
| Sound Pressure Level (Outdoor) | 56 dB(A) |
| Filter Type | Washable Anti-Bacteria Filter |
| Key Functions | Cooling, Heating, Dehumidification, Fan, Auto Changeover, Auto Restart, Self-Diagnosis |
| Remote Control | Wireless IR Remote Included |
| Warranty | 10 Years on Compressor, 2 Years on Parts |
Frequently Asked Questions - AUUQ36LH4 LG
How often should I clean the air filter?
Clean the washable anti-bacteria filter every 2 weeks during heavy use. More frequently if pets are present or in dusty environments. A dirty filter reduces airflow and efficiency.
What does the 'Auto Restart' feature do?
After a power outage, Auto Restart automatically resumes operation with the previous settings (mode, temperature, fan speed) once power is restored.
Can I install this unit myself?
Professional installation is strongly recommended. Refrigerant line connections, electrical wiring, and vacuuming the system require certified HVAC technicians to ensure safety and warranty.
How do I use the timer function?
Press the Timer button on the remote to set the unit to turn on or off after a certain number of hours (0.5 to 24). Use the + and - buttons to adjust the time.
What should I do if the unit is not cooling properly?
First, check if the filter is clean and the thermostat is set below room temperature. Ensure all windows and doors are closed. If the issue persists, look for error codes on the display and contact LG service.
Can I operate the air conditioner without the remote?
Yes, press the Manual Control button located under the front panel of the indoor unit. This will force the unit to run in Cooling mode with auto fan speed.
What is the recommended temperature setting for energy savings?
For cooling, set to 78°F (26°C) when home and 85°F (29°C) when away. For heating, set to 68°F (20°C). Each degree can save up to 6% on energy costs.
How do I interpret the error codes?
Refer to the troubleshooting section of the manual. Common codes: CH01 (communication error), CH02 (indoor fan error), CH03 (outdoor fan error). If the code persists, contact LG support.
Is it normal for the outdoor unit to drip water?
Yes, during cooling mode, condensation forms on the outdoor coil and drips. This is normal. However, excessive ice buildup or water leakage indoors indicates a problem.
How long is the warranty and what does it cover?
The compressor is covered for 10 years and all other parts (indoor/outdoor) for 2 years. Labor is covered for 1 year. Proof of professional installation required.
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