What should I do if the wall-mounted furnace is frozen? ——Analysis and response guide to hot topics on the Internet in the past 10 days
Recently, many parts of the country have experienced a cold wave, and the issue of wall-mounted boiler freezing has become a hot topic on social platforms. This article combines the hotspot data of the entire network in the past 10 days to provide you with structured solutions.
1. Popularity statistics of wall-hung boiler related topics across the entire network (last 10 days)

| Platform | Amount of related topics | Hot search highest ranking | main discussion area |
|---|---|---|---|
| 128,000 items | TOP17 | northern provinces | |
| Douyin | 320 million views | Top 5 in the same city list | Beijing-Tianjin-Hebei region |
| Baidu Index | Average daily search volume: 12,000 | A month-on-month increase of 320% | Three Northeastern Provinces |
| Zhihu | 478 questions | Home topics TOP3 | national discussion |
2. Common symptoms of wall-hung boiler freezing
| Symptoms | frequency of occurrence | Hazard level |
|---|---|---|
| Can't ignite | 68% | ★★★ |
| Abnormal noise | 52% | ★★☆ |
| Display error | 45% | ★★☆ |
| frozen water pipes | 39% | ★★★★ |
3. 5-step emergency response plan
1.Cut off power and gas immediately: Prevent short circuit or gas leakage due to thawing, safety first.
2.Natural warming and thawing: Close the doors and windows, keep the room temperature above 15℃, and wait for 8-12 hours.
3.Apply heat to key areas: Use a warm water bag (not exceeding 50℃) to apply heat to water pumps, water pipe joints and other parts that are prone to freezing.
4.Check drain valve: After thawing, open the drain valve to check the water flow and confirm that there is no ice blockage.
5.Professional maintenance: Even if operation is resumed, you should contact after-sales service for system pressure testing.
4. Six major measures to prevent freezing
| measures | Implementation points | effectiveness |
|---|---|---|
| keep power on | Turn on antifreeze mode (requires ≥5℃) | 92% effective |
| Empty the water | Operate when not in use for a long time | 100% effective |
| Install insulation layer | Focus on wrapping exposed pipes | Reduce freezing risk by 70% |
| Temperature monitoring | Install a smart thermostat | Early warning |
5. Comparison of antifreeze characteristics of wall-hung boilers of different brands
| brand | Automatic antifreeze temperature | Water pump antifreeze technology | emergency plan |
|---|---|---|---|
| power | ≤8℃ start | intermittent operation | APP alarm |
| Bosch | Start at ≤5℃ | double heating | Fault code display |
| Rinnai | Start at ≤3℃ | Antifreeze circulation | Voice prompt |
6. Special reminder from experts
1. It is absolutely prohibited to use an open flame to directly bake the wall-mounted stove, as it may cause an explosion.
2. When reporting for repair, the fault code (such as E1/E2, etc.) should be accurately described, which can shorten the repair time by 30%.
3. New users are recommended to choose a model with "low temperature self-start" function, which can reduce the probability of freezing by 80%.
According to data from the China Household Electrical Appliances Research Institute, taking correct antifreeze measures can extend the service life of a wall-hung boiler by 3-5 years. During the cold wave, it is recommended to check the status of the equipment daily to ensure heating safety.
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