How to turn on the radiator: Hot topics and operation guides on the Internet in the past 10 days
As winter approaches, the use of radiators has become one of the hot topics on the Internet recently. The following are popular discussions and practical operation guides related to radiators in the past 10 days (as of December 2023) to help you quickly master the correct way to turn them on.
1. Data statistics on hot topics about radiators across the Internet in the past 10 days

| Ranking | Hot topic keywords | search volume index | Main discussion platform |
|---|---|---|---|
| 1 | Solution to radiator not heating up | 48,200 | Douyin, Xiaohongshu |
| 2 | New radiator usage tutorial | 35,700 | Station B, Zhihu |
| 3 | Radiator valve switch direction | 28,900 | Baidu knows, Weibo |
| 4 | Floor heating vs radiator comparison | 22,400 | Home Forum |
2. Detailed explanation of the steps to correctly turn on the radiator
1. Check system readiness status
• Confirm that central heating has started (check property notices)
• For independent heating, check the water pressure of the wall-mounted boiler (1-1.5bar is preferred)
• Clear the obstructions around the radiator
2. Valve Operation Guide
| Valve type | On state | Things to note |
|---|---|---|
| water inlet valve | Turn clockwise to fully open | Usually located above the radiator |
| Return valve | keep it fully open | Adjusting the temperature mainly depends on the water inlet valve |
| exhaust valve | Turn counterclockwise 1/4 turn | Turn off immediately when you hear air flow |
3. Temperature adjustment skills
• It is recommended to turn on the mid-range (18-20℃) first when using it for the first time.
• Digital temperature control valve: Levels 3-5 are the comfort zone
• Energy consumption increases by approximately 6% for every 1°C increase
3. Answers to recent high-frequency questions from users
Q1: How long does it take for the radiator to heat up after it is turned on?
A: Normally, you can feel the heat in 15-30 minutes. Old cast iron radiators may take longer.
Q2: Why are some rooms not heated?
A: Possible reasons include:
• Air blockage in the pipeline (needs to be exhausted)
• Hydraulic imbalance (need to adjust balance valve)
• Filter blocked (needs professional cleaning)
4. Precautions for safe use
1. It is prohibited to cover clothes to dry
2. It is recommended that families with children install protective covers
3. If not used for a long time, keep it open at 1/3 to prevent frost cracking.
4. If leakage is found, immediately close the valve and report for repair.
5. Comparison of usage data of new radiators in 2023
| Type | Heating rate | Energy saving efficiency | Suitable for the scene |
|---|---|---|---|
| Steel panel | 10-15 minutes | ★★★★☆ | Small apartment |
| Copper aluminum composite | 20-25 minutes | ★★★★★ | Self-heating house |
| artistic modeling | 30-40 minutes | ★★★☆☆ | Decoration style requirements are high |
With the above structured guide, you can use your radiator more safely and efficiently. If you encounter complex problems, it is recommended to contact professional HVAC personnel to handle them. Heating in winter requires both comfort and safety. Correct operation is the key!
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