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What to do if the heater doesn’t dissipate heat

2025-12-19 00:56:27 mechanical

What should I do if the heater does not dissipate heat? Summary of popular solutions across the network in 10 days

With the advent of winter, the failure of heaters to dissipate heat has become a hot topic on the Internet recently (November 2023). The following are solutions and data analysis of hot discussions in the past 10 days to help you solve problems quickly.

1. Ranking of common reasons why the heater does not dissipate heat

What to do if the heater doesn’t dissipate heat

RankingReasonfrequency of occurrence
1Pipe air blockage38.7%
2Insufficient water temperature25.2%
3Filter clogged18.9%
4Improper installation of radiator9.5%
5System pressure is too low7.7%

2. Comparison of popular solutions across the entire network

methodOperation difficultyeffectivenessCost
Exhaust valve★☆☆☆☆89% effective0 yuan
Clean the filter★★☆☆☆76% effective20-50 yuan
Adjust water inlet valve★★★☆☆65% effective0 yuan
Contact Thermal Company★☆☆☆☆92% effectiveDepends on the situation
Install circulation pump★★★★☆100% effective500-1500 yuan

3. Step-by-step solution

1.Check basic items (takes 5 minutes): First, confirm whether the heating water inlet valve is fully open, and touch the pipe to determine whether it is not hot overall.

2.Exhaust treatment (takes 10 minutes): Use a screwdriver to turn the exhaust valve counterclockwise until continuous water flow is discharged. The Douyin #heatingrepair topic shows that this method has the highest resolution rate.

3.In-depth maintenance (takes 30 minutes): After closing the valve, remove the Y-shaped filter and clean it, taking care to prevent pipe leakage. Xiaohongshu users measured that the temperature increased by 3-5°C after cleaning.

4. Hotly discussed data on the entire network

platformRelated topic readingsTop1 solution
Weibo230 million#heatingexhausttutorial
Douyin180 million viewsFilter cleaning demonstration video
Zhihu4.7 million viewsSystem Pressure Adjustment Guide
Station B3.2 million viewsThe ultimate solution for underfloor heating

5. Professional advice

1. If it is still not hot within 2 hours after exhaust, it is recommended to contact the heating company immediately to check the inlet water temperature. Recently, heating parameters have not met the standards in many places.

2. Users in old communities can consider installing radiators (reference price is 80-200 yuan/piece). Zhihu Hot Post shows that the heat dissipation efficiency can be increased by 40%.

3. Douyin Heat Transfer's "towel heating method" (wrapping the radiator with a wet towel) has been measured to only increase the surface temperature by 1-2°C, and is not recommended as the main solution.

6. Precautions

• Be sure to close the main valve when doing self-service repairs. Weibo’s trending search #Heating Repair Water Leakage has more than 50,000 discussions in a single day
• The exhaust frequency of steel radiators should be higher than that of copper-aluminum composite materials (data source: "HVAC Technology Weekly")
• If multiple households are found to have no heat at the same time, it may be a district heating failure, and you need to call the 12345 hotline to report for repair.

It can be seen from the above structured data that 80% of the problem of heating failure can be solved through simple operations. It is recommended to try exhausting and cleaning the filter first. If the problem is still not resolved, then consider professional repairs to avoid unnecessary expenses.

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