How to exhaust gas wall-hung boiler
As a common heating equipment in modern homes, gas wall-hung boilers require safe use and regular maintenance. Exhaust is a key step in the use of wall-hung boilers. Correct exhaust operation can ensure efficient operation of the equipment and avoid safety hazards. This article will introduce the exhaust method of gas wall-hung boiler in detail, and attach the hot topic data of the entire network in the past 10 days for reference.
1. The importance of gas wall-hung boiler exhaust

During the operation of a gas wall-mounted boiler, air may accumulate in the pipes, resulting in reduced heating efficiency or even equipment failure. Regular exhaust can effectively solve the following problems:
1. Improve heating efficiency and avoid heat loss
2. Prevent air blockage in pipelines from causing poor circulation
3. Reduce equipment wear and extend service life
2. Gas wall-hung boiler exhaust steps
| steps | Operating Instructions | Things to note |
|---|---|---|
| 1. Preparation | Turn off the power supply to the wall-hung boiler and wait for the unit to cool down | Stay safe and avoid burns |
| 2. Find the exhaust valve | Usually located on top of the boiler or at the highest point of the heating system | Refer to the manual to confirm the location |
| 3. Connect the exhaust tool | Use a special exhaust key or flat-blade screwdriver | Prepare water container |
| 4. Start exhausting | Slowly turn the exhaust valve 1/4 turn counterclockwise | Stop when you hear the sound of airflow |
| 5. Watch the water flow | Close the valve immediately after stable water flow appears | Avoid too much water |
| 6. Check the pressure | Supplement system pressure to 1-1.5bar | Reference pressure gauge |
3. Exhaust Frequently Asked Questions
| question | Reason | Solution |
|---|---|---|
| Exhaust valve does not discharge water | The system is short of water or the valve is clogged | Check the refill valve or clean the exhaust valve |
| The pressure drops quickly after exhausting | There is a leak in the system | Check pipe interface |
| Frequent need for exhaust | Poor system seal | Check automatic exhaust valve |
4. Reference for hot topics in the past 10 days
According to network-wide data monitoring, hot topics related to home life in the past 10 days include:
| Ranking | topic | heat index | Related fields |
|---|---|---|---|
| 1 | Winter heating equipment buying guide | 98.5 | Home appliances |
| 2 | Gas safety regulations | 95.2 | safe |
| 3 | Energy-saving home renovation solutions | 92.7 | decoration |
| 4 | Intelligent temperature control system evaluation | 89.3 | Technology |
| 5 | Pipe Maintenance Tips | 86.4 | Home |
5. Professional advice
1. It is recommended to exhaust the system once a quarter
2. If you encounter complex problems, please contact professional maintenance personnel in time.
3. Regularly inspect gas pipelines and exhaust systems
4. Keep the area around the device well ventilated
Correctly mastering the exhaust method of gas wall-mounted boilers can not only improve the heating effect, but also ensure family safety. I hope the information provided in this article will help you better use and maintain your wall-mounted boiler equipment.
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