How to short circuit the air pressure switch
Recently, hot topics about home appliance repair and safety hazards have triggered widespread discussions on major social platforms and forums. Among them, the short-circuit operation of the air pressure switch has become one of the focuses. This article will combine the hot content of the entire network in the past 10 days to analyze in detail the methods, risks and precautions for shorting the air pressure switch, and provide structured data for reference.
1. The function and working principle of the air pressure switch
The air pressure switch is an important safety component in gas water heaters, wall-mounted boilers and other equipment. It is used to detect whether the exhaust system is working properly. When the exhaust air is not smooth, the air pressure switch will automatically cut off the gas supply to prevent carbon monoxide leakage.
| Part name | Function | Common faults |
|---|---|---|
| Air pressure switch | Monitor exhaust pressure | Contact oxidation, diaphragm damage |
| Connecting pipes | transmit pressure signal | Blockage, air leakage |
2. Operation steps for short-circuiting the air pressure switch (warning: there is a safety hazard)
The following is a short-circuit method recently discussed by netizens, but please note that this operation will bypass the safety protection mechanism and can only be used temporarily by professionals for diagnosis:
| steps | Operation content | Tools |
|---|---|---|
| 1 | Disconnect power from the device | Insulated gloves |
| 2 | Find the air pressure switch terminal block | Multimeter |
| 3 | Connect normally open contacts with wires | electrical tape |
3. Recent hot events and statistics
According to public opinion monitoring in the past 10 days, the popularity of related topics is as follows:
| platform | amount of discussion | Risk warning proportion |
|---|---|---|
| Zhihu | 1,200+ | 78% |
| Douyin | 9.5 million views | 62% |
| Station B | 430 videos | 85% |
4. Safety recommendations from professional organizations
1. The National Gas Appliances Quality Supervision and Inspection Center emphasizes that short-circuiting the air pressure switch is a dangerous operation, and 6 related accidents have occurred in 2023.
2. The correct troubleshooting process should be:
| Fault phenomenon | Formal solution |
|---|---|
| Air pressure switch error | Check whether the exhaust pipe is blocked |
| Device does not fire | Replace the original air pressure switch |
5. Alternatives and technological innovation
The latest market research shows that intelligent wind pressure protection systems have gradually become popular, and their advantages include:
• Dual pressure sensor design
• Fault self-diagnosis function
• Wireless alarm module
According to consumer feedback, safety performance comparison of mainstream brands:
| brand | Security response time | False alarm rate |
|---|---|---|
| A | 0.8 seconds | 2% |
| B | 1.2 seconds | 5% |
Conclusion:As a safety device, the air pressure switch has significant risks in short-circuit operation. It is recommended that users report for repair through formal channels and choose products with CCC certification. Recently, market regulatory authorities in many places have launched special rectifications and investigated and punished 23 cases of illegal modifications.
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