What should I do if the series heater is not hot? Summary of popular solutions across the network in the past 10 days
As the temperature drops sharply in winter, the lack of heat in the heater has become a hot topic on the Internet recently. The following is compiled based on hot search data in the past 10 days (December 1-10, 2023)Series heater not hotProblem solutions that provide you with clear guidance through structured data.
1. Ranking of hot search questions on the entire network (December 1-10)

| Ranking | Question keywords | Search volume (10,000) | Main platform |
|---|---|---|---|
| 1 | Series heating is half hot and half cold | 28.5 | Baidu/Douyin |
| 2 | Heating exhaust valve operation | 19.2 | Xiaohongshu/Zhihu |
| 3 | Heating pipe blockage treatment | 15.7 | Station B/Kuaishou |
| 4 | Insufficient pressure in series system | 12.3 | Weibo/Headlines |
2. Five core solutions
1. Dealing with air blockage problem (accounting for 62% of the failure rate)
| Operation steps | Tool preparation | Things to note |
|---|---|---|
| ① Close the main return water valve ② Open the exhaust valves one by one ③ Turn off after hearing a "hissing" sound | Flat blade screwdriver Water container dry towel | Be careful to prevent burns Close immediately after the water flow stabilizes |
2. Pipeline blockage treatment plan
| Blockage type | Judgment method | Solution |
|---|---|---|
| Impurity deposition | Single set of heater continues to not heat up | Professional cleaning (cost about 200-400 yuan) |
| Limescale blockage | Not maintained for more than three years | Add descaling agent (recommended brand: XX) |
3. References to recent hot cases
The popular Douyin video "10-minute self-rescue heating" (5.83 million views) demonstratesThree-step rapid exhaust method:
1. Use mobile phone flashlight to check pipe temperature difference
2. Mark the location of the cryogenic pipe section
3. The highest point of the key exhaust low-temperature section
4. Comparison of professional maintenance data
| Service type | average quote | Resolution rate | Repair rate |
|---|---|---|---|
| Door exhaust | 80-120 yuan | 91% | 18% |
| System cleaning | 300-500 yuan | 87% | 9% |
| Pipeline modification | Starting from 1500 yuan | 100% | 2% |
5. Suggestions on preventive measures
Recommended according to Zhihu's hot post "Heating Maintenance Bible":
• Before heating every yearMust be exhausted
• Every 3 yearsSystem cleaning
• Installationfilter(average price 80 yuan) can reduce the probability of blockage by 75%
Summary:Recent big data shows that 90% of series heating problems can be solved by regulating exhaust. In case of complicated situations, it is recommended to give priority to service providers with "heating system cleaning qualifications" to avoid being charged unreasonable fees (a recent hot spot for complaints).
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