How to use a car jack
In daily driving, the vehicle jack is an important tool for tire replacement or vehicle maintenance. However, many car owners are not familiar with its use. This article will combine the hot topics and hot content on the Internet in the past 10 days to provide you with a detailed analysis of the correct use of vehicle jacks and provide structured data reference.
1. Basic types of vehicle jacks
According to hot discussions on the Internet, there are currently three main types of common vehicle jacks:
| Type | Features | Applicable scenarios |
|---|---|---|
| hydraulic jack | Labor-saving and efficient, strong load-bearing capacity | Medium and large vehicle maintenance |
| mechanical jack | Simple structure, easy to carry | Small vehicle emergency use |
| Pneumatic jack | Easy to operate and fast to rise | Professional repair place |
2. Preparation before use
According to recent discussions on popular automotive forums, the following preparations need to be completed before using a vehicle jack:
| steps | Specific operations | Things to note |
|---|---|---|
| 1. Choose a flat floor | Make sure the vehicle is parked on a hard, flat surface | Avoid operating on slopes or soft ground |
| 2. Secure the vehicle | Tighten the handbrake and shift into P gear (automatic gearbox) or 1st gear (manual gearbox) | Stones can be placed under the wheels to increase safety |
| 3. Prepare tools | Prepare jacks, wrenches, warning triangles, etc. | It is recommended to wear gloves when operating |
3. Specific operation steps
Combined with the popular teaching video content of Douyin in the past 10 days, the most recognized operating procedures are sorted out:
| steps | Operational points | Common mistakes |
|---|---|---|
| 1. Locate support points | Find the dedicated jack support for the vehicle chassis (usually near the wheels) | Do not support on plastic parts or oil pipes |
| 2. Place the jack | Align the jack with the support point, ensuring full contact | Avoid skewed placement |
| 3. Raise the vehicle | Slowly operate the jack until the tire is 2-3cm off the ground | It is prohibited to extend your body under the car |
| 4. Place safety bracket | It is recommended to place backup supports on the other side of the vehicle | Do not rely solely on jacks for support |
| 5. After completing the homework | Slowly lower the jack and release the pressure in stages. | Avoid shock caused by quick release |
4. Security precautions that are hotly discussed across the Internet
According to recent hot discussions on Weibo, Zhihu and other platforms, we would like to remind you of the following safety points:
| Risk point | Precautions | Accident case |
|---|---|---|
| Jack slips off | Make sure there is no oil on the metal contact surface of the support point | A car owner's vehicle slipped due to uneven ground |
| overload use | Confirm that the maximum load capacity of the jack ≥ vehicle weight | SUV uses car jack to cause deformation |
| Improper operation | It is prohibited to work under the vehicle when it is raised | Maintenance worker was crushed for not using safety bracket |
5. Recommended latest popular products
Based on recent sales data from e-commerce platforms such as JD.com and Tmall, three popular car jacks are listed:
| Product name | price range | Reasons for hot sales | User ratings |
|---|---|---|---|
| XX brand hydraulic jack | 200-300 yuan | 3 tons load-bearing capacity, rapid lifting and lowering | 4.8/5 |
| YY portable jack | 80-150 yuan | Compact and lightweight, suitable for women | 4.6/5 |
| ZZ electric jack | 500-800 yuan | One-click lifting and lowering, strong sense of technology | 4.9/5 |
6. Frequently Asked Questions
According to the Baidu search rankings, the 5 issues that users are most concerned about recently are compiled:
| question | Professional answers |
|---|---|
| Can a jack support a vehicle for a long time? | No, it is only used as a temporary support and should be lowered immediately after completing the work. |
| Why won't my jack come up? | There may be insufficient oil or damaged seals, requiring professional maintenance. |
| How to determine the position of the support point? | Refer to the vehicle manual, which is usually marked on the frame rails. |
| Do jacks require regular maintenance? | The hydraulic type needs to check the oil level every year, and the mechanical type needs anti-rust treatment. |
| Can I modify the jack myself? | Modification is strictly prohibited as it may cause a decrease in structural strength. |
Through the above structured content, I believe you have fully mastered the correct use of vehicle jacks. It is recommended to bookmark this article and check the status of the jack regularly to ensure driving safety. If you find it helpful, please share it with more riders!
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