How to clean the wall-hung boiler yourself
As an important piece of equipment for home heating, wall-mounted boilers can not only extend their service life but also improve thermal efficiency and reduce energy consumption by cleaning them regularly. The following are detailed cleaning steps and precautions to help you easily complete the cleaning work of the wall-mounted boiler.
1. Preparation work before cleaning

Before you start cleaning, you need to prepare the following tools and materials:
| Tools/Materials | Purpose |
|---|---|
| screwdriver | Disassemble the wall-mounted boiler shell |
| soft bristle brush | Clean internal dust |
| Special cleaning agent | Removes limescale and stains |
| bucket | Receive wastewater |
| gloves | protect hands |
2. Cleaning steps
1.Turn off power and gas: Make sure the wall-hung boiler is completely powered off and close the gas valve to avoid danger during operation.
2.Remove the casing: Use a screwdriver to gently remove the shell of the wall-mounted boiler to expose the internal structure. Be careful not to use excessive force to avoid damaging the parts.
3.clean dust: Use a soft brush to gently brush away the dust on the fan, heat exchanger and other components to avoid dust accumulation that affects the heat dissipation effect.
4.Clean heat exchanger: Spray the special cleaning agent on the surface of the heat exchanger and let it sit for 10-15 minutes. After the scale is dissolved, rinse it with clean water.
5.Check the pipes: Check whether the water pipes and gas pipes are blocked or leaking. If there are any problems, deal with them in time.
6.reassemble: After all parts are cleaned and dried, reassemble the wall-mounted boiler in the order of disassembly.
3. Precautions
1.Safety first: Make sure the power and gas are turned off during cleaning to avoid electric shock or gas leakage.
2.Use special cleaning agents: Ordinary cleaners may corrode the internal parts of the wall-mounted boiler. It is recommended to use special cleaning agents.
3.Clean regularly: It is recommended to clean the wall-mounted boiler once a year, especially before the heating season begins.
4.Professional maintenance: If you find that the wall-mounted boiler has serious faults or problems that cannot be solved, you should contact professional maintenance personnel in time.
4. Inspection after cleaning
After cleaning is completed, reconnect the power and gas, start the wall-mounted boiler, and check whether it is operating normally. The following are common problems and solutions:
| question | Possible reasons | Solution |
|---|---|---|
| Wall mounted boiler cannot start | The power or gas is not connected | Check power and gas valves |
| Too much noise | Fan or water pump failure | Contact professional maintenance |
| Water temperature is unstable | Heat exchanger not cleaned | Reclean the heat exchanger |
5. Reference for hot topics on the entire network in the past 10 days
The following are some of the hotly debated topics on the Internet recently for your reference:
| hot topics | heat index |
|---|---|
| Winter heating energy saving tips | ★★★★★ |
| Home Appliance Cleaning Guide | ★★★★☆ |
| Interpretation of new energy policies | ★★★☆☆ |
| New trends in smart home | ★★★☆☆ |
By following the steps above, you can easily clean your wall-hung boiler to ensure it runs efficiently during the winter. If you have any other questions, please leave a message for discussion!
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