How to fix a broken radiator? 10 days of hot topics and practical solutions across the Internet
Recently, with the temperature plummeting, radiator repair has become a hot topic. The following is a compilation of hot content on the entire network in the past 10 days (as of November 2023), combined with practical maintenance guides to help you quickly solve radiator problems.
1. Hot topics and statistics on the entire network for 10 days

| Ranking | hot topics | Search volume (10,000) | Related questions |
|---|---|---|---|
| 1 | Reasons why the radiator is not hot | 45.2 | Air blockage, scale blockage |
| 2 | Emergency treatment for radiator leakage | 38.7 | Valve closure, temporary repair |
| 3 | DIY radiator repair | 22.5 | Tool preparation and safety matters |
| 4 | Solve the abnormal noise of radiator | 18.3 | Sound of water flow, metal expansion |
| 5 | Repair cost comparison | 15.8 | Door-to-door fee, accessories price |
2. Common problems and maintenance procedures of radiators
1. The radiator is not hot
Possible reasons:Air blockage, scale deposition, valve not open.
Solution:
①Exhaust operation:Use a screwdriver to loosen the exhaust valve until the water flow is steady.
②To clean the filter:Close the water inlet valve, remove the filter and flush out impurities.
③Check the valve:Make sure the water inlet and return valves are open.
2. The radiator leaks
Emergency treatment:
① Immediately close the water inlet and outlet valves of the leaking section.
② Wrap the leaking point with a towel and use a container to catch the water.
③ Contact professional maintenance personnel to replace the gasket or damaged parts.
3. Abnormal noise from the radiator
Causes and solutions:
①The sound of water flowing:Adjust the flow rate of the water inlet valve to maintain pressure balance.
②Metal expansion sound:Place a rubber sheet on the radiator bracket for cushioning.
3. Maintenance cost reference
| Maintenance items | DIY cost (yuan) | Professional door-to-door fee (yuan) |
|---|---|---|
| Exhaust operation | 0 | 50-100 |
| Replace valve | 20-50 | 150-300 |
| Clean pipes | 30-80 | 200-500 |
| Repair leaks | 40-100 | 300-800 |
4. Safety precautions
①Be sure to close the main valve of the heating system before repairing.
② Avoid disassembling the welded part by yourself to prevent burns or pipe bursting.
③ For old radiators, it is recommended to contact the property management or professional team for maintenance.
5. Summary
Radiator problems need to be dealt with on a case-by-case basis. For simple problems, you can try DIY. For complex problems, it is recommended to seek professional help. Regular maintenance can extend the life of the radiator, and it is recommended to check it in advance before use in winter.
(Note: The above data is based on statistics from Baidu Index, Weibo hot searches and home forums. Maintenance costs may fluctuate due to regional differences.)
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