How to turn on hot water in a wall-mounted boiler: Hot topics and operation guides on the Internet in the past 10 days
As winter approaches, the use of wall-mounted boilers has become a hot topic on the Internet recently. According to statistics from the entire network in the past 10 days, searches for wall-hung boiler operations, energy-saving tips and troubleshooting increased by 35% month-on-month. This article combines the latest hot topics to explain in detail how to turn on hot water in a wall-mounted boiler, and also attaches a summary of popular issues on the Internet.
1. Top 5 hot topics related to wall-hung boilers in the past 10 days

| Ranking | Topic keywords | Search volume (10,000) | Main discussion platform |
|---|---|---|---|
| 1 | Wall-mounted boiler power saving tips | 28.6 | Xiaohongshu/Zhihu |
| 2 | Wall mounted boiler hot water is not hot | 22.3 | Baidu knows |
| 3 | Wall-hung boiler pressure gauge abnormality | 18.7 | Douyin/Kuaishou |
| 4 | Comparison of wall-hung boiler brands | 15.2 | Station B/Tieba |
| 5 | Steps to turn on hot water for wall-hung boiler | 12.9 | WeChat/Weibo |
2. Detailed steps for turning on hot water in wall-hung boiler
1.Check preparations: Confirm that the gas valve is open and the water pressure is within the normal range of 1-1.5Bar (the pressure gauge pointer is in the green area).
2.Boot operation: Press and hold the power button for 3 seconds to start the device. Some models need to press the "+" and "-" keys at the same time to unlock.
3.Mode selection: Select "Hot Water Mode" through the control panel (the icon is usually in the shape of a water drop). For newer touch screen models, you can directly click the "Hot Water" option.
4.temperature setting: It is recommended to set it between 45-55℃ in winter, and energy consumption increases by about 6% for every 10℃ increase. Recent hot search data shows that 52°C is the most popular set temperature.
5.Water test: Open the hot water faucet closest to the wall-mounted boiler and wait 10-30 seconds until the outlet water temperature stabilizes. If it is not hot for a long time, you need to check for circulation system problems.
3. Answers to recent high-frequency questions from users
| Problem description | frequency of occurrence | solution |
|---|---|---|
| Hot water comes out slowly | 37% | Check whether the pipeline is too long. It is recommended to install a circulation pump. |
| Water temperature alternately hot and cold | 29% | Clean water inlet filter and adjust gas pressure |
| Frequent automatic flameout | 18% | Contact after-sales service to check the air pressure switch |
| Display error E1 | 16% | Gas supply is abnormal, valves and pipelines need to be checked |
4. New trends in the use of wall-mounted boilers in 2023
According to the latest industry report:
1.Popularization of intelligent control: 75% of newly installed users choose models that support remote control via mobile APP, which can realize preheating reservations and energy consumption monitoring.
2.Energy-saving technology upgrade: The search volume for condensing wall-mounted boilers increased by 42% year-on-year, and the thermal efficiency can reach 108%.
3.Integrated installation: A recent popular Douyin video shows that the "whole-house temperature control solution" that links wall-mounted boilers with floor heating and fresh air systems has received a surge in attention.
5. Safe use reminder
1. It must be installed and debugged by professionals before first use. Recently, carbon monoxide poisoning incidents caused by self-installation have occurred in many places.
2. Check the pressure gauge value at least once a month. When it is lower than 0.8Bar, add water in time (via the black knob at the bottom).
3. If you find burning smell or abnormal noise, immediately turn off the gas valve and contact after-sales service. Related complaints have increased by 17% on the Black Cat Complaint Platform in the past 10 days.
Through the above structured guide, you will not only master the correct method of turning on the hot water of the wall-mounted boiler, but also understand the latest usage trends and solutions to common problems. It is recommended to bookmark this article and check the status of the equipment regularly to ensure safe and efficient heating in winter.
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