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How to put water in the radiator

2025-12-11 15:31:23 mechanical

How to put water in the radiator

With the arrival of winter, the frequency of use of radiators gradually increases, but many users report that the radiators are not hot or make loud noises. By searching the hot topics and hot content on the Internet in the past 10 days, we found that "radiator draining water" is the focus of many users. This article will introduce in detail the correct method of draining water from the radiator and provide structured data for reference.

1. Reasons why the radiator releases water

How to put water in the radiator

Draining water from radiators is usually done to solve the following problems:

questionReason
The radiator is not hotAir or impurities accumulate in the pipes, hindering hot water circulation
The radiator is noisyAir flowing in the pipe produces abnormal noise
The radiator is partially coldPoor water circulation and local blockage

2. Steps to drain water from radiator

The following are the specific steps for draining water from the radiator:

stepsOperating Instructions
1. Turn off the heating systemMake sure the radiator is completely cool to avoid burns
2. Prepare toolsPrepare wrenches, buckets, towels and other tools
3. Find the drain valveUsually located on the bottom or side of the radiator
4. Slowly open the drain valveTurn the wrench counterclockwise and stop when you hear the sound of water flowing.
5. Drain stagnant water and airUntil the water flow is stable and bubble-free
6. Close the drain valveTurn the wrench clockwise to ensure the valve is tightly closed
7. Check the systemRestart the heating and see if it returns to normal

3. Precautions

During the process of draining water, please pay attention to the following matters:

Things to noteDescription
Avoid frequent drainingFrequent water discharge may cause the system pressure to drop and affect the heating effect.
Prevent water leakageWhen discharging water, wrap the valve with a towel to prevent water from splashing on the wall or floor
Professional maintenanceIf the problem persists, it is recommended to contact professional maintenance personnel

4. Frequently Asked Questions

The following are some of the issues users are most concerned about:

questionAnswer
The radiator is still not hot after turning on the waterIt may be that the pipe is blocked or the system pressure is insufficient and further inspection is required.
The drain valve cannot be openedIt may be that the valve is corroded. It is recommended to add lubricating oil or contact a professional.
When water is released, the water flow is smallCheck whether the valve is fully open or whether the pipe is blocked

5. Summary

Draining water from the radiator is an effective way to solve heating problems, but the steps must be strictly followed to avoid system damage due to improper operation. If the problem cannot be solved by yourself, it is recommended to contact professional maintenance personnel in time. Through the introduction of this article, I hope it can help you better maintain your heating system and ensure the comfort of heating in winter.

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