How to put water in when the radiator is not hot: analysis of hot topics on the Internet in the past 10 days
With the coming of winter, the problem of radiators not being hot has become a hot topic on the Internet recently. This article will combine the search data of the past 10 days to conduct a structured analysis of the operation steps of draining water from the radiator and solutions to common problems.
1. Network-wide popularity data statistics (December 1-10, 2023)

| platform | Amount of discussion on related topics | Hot search highest ranking |
|---|---|---|
| Baidu | 285,000 times | No. 3 in home maintenance list |
| 127,000 items | No. 7 on the daily service topic list | |
| Douyin | 120 million views | Top 10 Life Skills Videos |
2. Operation guide for draining water from radiator
1.Preparation
• Close the heating system main valve
• Prepare water containers and towels
• Confirm the location of the drain valve (usually located in the upper right or upper left corner of the radiator)
2.Standard operating procedures
| steps | Operation content | Things to note |
|---|---|---|
| first step | Use a screwdriver to turn the bleed valve counterclockwise | Stop immediately when you hear the "hissing" sound |
| Step 2 | Wait for the gas to drain out and water flow to appear | Observe water flow stability |
| Step 3 | Close valve clockwise | Dry any water seepage with a towel |
3. Solutions to common problems
| Problem phenomenon | Possible reasons | Solution |
|---|---|---|
| Still not hot after draining the water | Blocked pipes/insufficient pressure | Contact Property Check System Pressure |
| The valve cannot be turned | Rust/damage | Spray rust remover or replace valve |
| Continuous water leakage | Seal aging | Close the main valve and report for repair |
4. Professional advice
1. The best time to release water is recommended to be completed before 10 a.m. to avoid affecting the heating effect of the entire building.
2. In old communities, it is recommended to flush the system every year before the heating season.
3. The floor heating system must be operated by professionals. It is not recommended to drain the water by yourself.
5. Safety precautions
• Water temperature may be as high as 70°C, protective gloves are required
• Do not use power tools to operate valves
• If serious corrosion of pipelines is found, operation should be stopped immediately
• High-rise buildings need to pay special attention to water pressure balance issues
According to feedback data from maintenance technicians across the network, 90% of heating problems can be solved by draining water correctly. If there is still no improvement after following the above steps, it is recommended to contact the heating company or professional maintenance personnel. With the recent cold wave, everyone is reminded to pay attention to the maintenance of heating equipment to ensure a warm winter.
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