ARNU24GBHA1 - Air Conditioning LG - Free user manual and instructions
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| Product Type | Ceiling Cassette Air Conditioner |
| Model | ARNU24GBHA1 |
| Brand | LG |
| Cooling Capacity | 24,000 BTU/h (7.0 kW) |
| Heating Capacity | 26,000 BTU/h (7.6 kW) |
| Power Supply | 220-240V, 50Hz, 1 Phase |
| Indoor Unit Dimensions (WxHxD) | 950 x 300 x 950 mm |
| Indoor Unit Weight | 28 kg |
| Outdoor Unit Dimensions (WxHxD) | 900 x 800 x 330 mm |
| Outdoor Unit Weight | 55 kg |
| Refrigerant | R32 |
| Airflow (High) | 1,200 m³/h |
| Noise Level (Indoor) | 32-38 dB(A) |
| Noise Level (Outdoor) | 54 dB(A) |
| Energy Efficiency Ratio (EER) | 3.5 W/W |
| COP (Heating) | 3.6 W/W |
| Filter Type | Washable Pre-Filter + Anti-Allergy Filter (optional) |
| Functions | Cool, Heat, Fan, Dehumidify, Auto, Sleep, Turbo |
| Remote Control | Infrared, with LCD display |
| Protection Features | Overheat protection, compressor delay, self-diagnosis |
| Maintenance | Clean filters every 2 weeks; professional service annually |
| Repairability Index | 7.5/10 (typical for LG cassette) |
Frequently Asked Questions - ARNU24GBHA1 LG
How do I clean the air filters?
Turn off the unit and open the intake grille. Remove the filters and wash them with lukewarm water and mild detergent. Let them dry completely before reinstalling. Clean every 2 weeks.
What does error code 44 mean?
Error code 44 usually indicates an outdoor unit communication fault. Check wiring connections and restart the system. If persistent, contact a professional.
How do I use the timer function?
Press the Timer button on the remote. Use + and - to set the desired time for automatic on/off. Confirm by pressing the Timer button again.
What is the recommended room size for this unit?
The 24,000 BTU/h capacity is suitable for rooms up to 60-70 m² with normal ceiling height.
Can I use the air conditioner without the remote?
Yes, there is a manual emergency operation button on the indoor unit. Press it to start basic cooling mode.
What type of refrigerant does it use?
This model uses R32 refrigerant, which is more environmentally friendly and efficient.
Why is the unit not cooling properly?
Check if the filters are dirty, ensure the outdoor unit is not blocked, and verify the set temperature is lower than room temperature. Also check for refrigerant leaks.
How often should I schedule professional maintenance?
It is recommended to have a professional service at least once a year to check refrigerant levels, electrical connections, and clean coils.
What is the noise level of the indoor unit?
The indoor unit operates at 32-38 dB(A), similar to a quiet conversation.
Can I install the outdoor unit on a balcony?
Yes, but ensure there is adequate airflow and clearance. The unit must be installed on a stable surface with proper drainage.
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