How to Install Central Air Conditioning: A Complete Guide from Shopping to Installation
Central air conditioning has gradually become the first choice for modern homes and commercial spaces due to its high comfort and strong aesthetics. This article will combine the hot topics and hot content on the Internet in the past 10 days to introduce you to the installation process, precautions and related data of central air conditioning in detail to help you complete the installation easily.
1. Preparations before installation of central air conditioning

Before installing central air conditioning, you need to make the following preparations:
| steps | content | Things to note |
|---|---|---|
| 1. Determine the installation location | Choose the appropriate host, indoor unit and pipeline direction | Avoid direct sunlight and a well-ventilated location |
| 2. Measure the area of the space | Calculate room area and required cooling capacity | Reference formula: Refrigeration capacity (W) = Area (㎡) × 150-200W |
| 3. Select brand and model | Compare the energy efficiency, price and after-sales service of different brands | Prioritize first-class energy efficiency products |
2. Central air conditioning installation process
The installation of central air conditioning is a systematic project and requires professionals to operate it. Here are the main steps for installation:
| steps | Operation content | Technical requirements |
|---|---|---|
| 1. Install indoor unit | Fix the indoor unit and connect the drain pipe | Ensure horizontal installation and drainage pipe slope ≥1% |
| 2. Laying pipes | Connect copper pipes, cables and drain pipes | Copper pipes need to be insulated to avoid fluorine leakage |
| 3. Install outdoor unit | Secure the host and connect the pipes | Make sure there is good ventilation and shock absorbing pads are in place |
| 4. Vacuuming and debugging | Fill refrigerant after vacuuming | Vacuum degree ≤ -0.1MPa, operating pressure is normal |
3. Things to note when installing central air conditioning
When installing central air conditioning, the following points require special attention:
1.Pipe insulation: Copper pipes and drain pipes must be well insulated to prevent condensation water from condensing.
2.Power configuration: Ensure the power supply voltage is stable and equipped with dedicated circuit.
3.Noise control: Choose a low-noise model and plan the installation location reasonably.
4.After-sales service: Choose a brand that provides long-term after-sales service to avoid subsequent maintenance difficulties.
4. Recommendations for popular central air conditioning brands
According to the entire network data in the past 10 days, the following are the central air-conditioning brands that consumers pay more attention to:
| Brand | Features | Reference price (yuan) |
|---|---|---|
| Daikin | Quiet and energy-saving, suitable for home use | 20,000-50,000 |
| Gree | High cost performance and good after-sales service | 15,000-40,000 |
| Beautiful | Intelligent control, energy saving | 18,000-45,000 |
| Haier | Healthy sterilization, suitable for families with elderly and children | 16,000-42,000 |
5. Maintenance after installation of central air conditioner
After installation, regular maintenance is the key to ensuring long-term and efficient operation of the central air conditioner:
1.Clean filter: Clean the indoor unit filter once a month to avoid dust accumulation.
2.Check refrigerant: Check the refrigerant pressure once a year and replenish it in time if it is insufficient.
3.Check the drain pipe: Clean drain pipes regularly to prevent clogging.
4.Professional maintenance: Ask professionals to conduct a comprehensive inspection of the system every 2-3 years.
Through the above steps, you can successfully complete the installation and maintenance of central air conditioning and enjoy a comfortable living environment. If you have any questions, it is recommended to consult the professional installation team or brand after-sales service.
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