How to fix air conditioner leaks? Popular topics and maintenance guides on the Internet in the past 10 days
Recently, as the high temperature continues in summer, air conditioning maintenance has become one of the hot topics on the Internet. The problem of air conditioner leakage has attracted special attention. The following is a collection of hot topics in the past 10 days and a detailed maintenance guide to help you solve the problem quickly.
1. Popular air-conditioning related topics on the Internet in the past 10 days

| Ranking | hot topics | Number of discussions (10,000) |
|---|---|---|
| 1 | The reason why the air conditioner suddenly stops cooling | 45.6 |
| 2 | Self-detection method for fluorine leakage in air conditioners | 38.2 |
| 3 | A Guide to Avoiding Pitfalls in Air Conditioning Repair Costs | 32.7 |
| 4 | How to maintain the air conditioner if it is not used for a long time | 28.9 |
| 5 | Common fault codes of inverter air conditioners | 25.4 |
2. Analysis of the causes of air leakage in air conditioners
Air conditioner leaks (usually refrigerant leaks) can be caused by:
| Reason type | Specific performance |
|---|---|
| Loose pipe connections | Poor sealing of the copper pipe interface, common in old air conditioners |
| Damaged valve | Valve seals are aging or cracked |
| Condenser/evaporator perforations | Corrosion or external force damage to metal parts |
| Improper installation | Incorrect operation during initial installation |
3. Repair steps for air conditioner leaks
If you suspect that the air conditioner is leaking, you can follow the following procedures:
1. Preliminary inspection
•Observation phenomenon:The cooling effect is reduced, the outdoor unit is frosted, and the operating noise is abnormal.
•Soap water test:Apply soapy water to the pipe joints. If bubbles appear, it is a leak.
2. Professional maintenance
| steps | Operating Instructions |
|---|---|
| Recycle refrigerant | Use professional equipment to recover residual refrigerant |
| Leak fixing | Weld or replace broken parts |
| vacuum | Make sure the system is free of air and moisture |
| Re-fluoride | Charge refrigerant according to standard |
4. Maintenance cost reference
| Project | Cost range (yuan) |
|---|---|
| Testing service fee | 50-150 |
| Leak repair | 200-500 |
| Fluoride (pressure) | 150-300/time |
5. Precautions
• Non-professionals must not disassemble the machine by themselves. Refrigerant contact with the skin may cause frostbite.
• Choose a regular maintenance platform to avoid low-price traps.
• Warranty certificate required after repair.
Through the above structured analysis, you can quickly determine the air conditioner leakage problem and take corresponding measures. If the problem is complicated, it is recommended to contact professional after-sales service immediately.
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